/*
Theme Name: WebHack Theme
Theme URI: https://webhack.local
Author: WebHack
Author URI: https://webhack.local
Description: WebHack Learning Platform
Version: 1.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: webhack-theme
*/

/* =========================================================
   Design Tokens
   ========================================================= */
:root {
  /* --- モード共通（非カラー）トークン --- */
  --font-base: -apple-system, BlinkMacSystemFont, "Helvetica Neue",
    "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 7rem;
  --space-2xl: 10rem;

  --max-width: 1180px;
  --radius: 14px;
  --radius-lg: 20px;

  --gradient-brand: linear-gradient(135deg, var(--color-main), var(--color-accent));
}

/* =========================================================
   テーマカラー：ライトモード（初期表示）
   ========================================================= */
:root,
body.light-mode {
  --color-bg: #F8F7FF;
  --color-bg-elevated: #FFFFFF;
  --color-bg-card: #FFFFFF;
  --color-text: #121225;
  --color-text-muted: #5F6075;
  --color-text-soft: #8A8B9E;
  --color-border: rgba(30, 30, 60, 0.10);
  --color-main: #7C3AED;
  --color-main-hover: #8B5CF6;
  --color-accent: #A855F7;
  --color-accent-bright: #9333EA;

  /* 補助トークン（モードで切替） */
  --color-track: rgba(30, 30, 60, 0.08);   /* 進捗バー等の溝 */
  --color-ghost-bg: rgba(124, 58, 237, 0.06);
  --color-thumb: #EFEAFB;                   /* サムネ下地 */
  --color-header: rgba(248, 247, 255, 0.85);
  --shadow-card: 0 4px 14px -6px rgba(30, 30, 60, 0.14);
  --shadow-card-hover: 0 16px 34px -16px rgba(124, 58, 237, 0.28);
}

/* =========================================================
   テーマカラー：ダークモード
   ========================================================= */
body.dark-mode {
  --color-bg: #111426;
  --color-bg-elevated: #181B33;
  --color-bg-card: #20233D;
  --color-text: #FFFFFF;
  --color-text-muted: #C9C7D8;
  --color-text-soft: #A9A5C0;
  --color-border: rgba(255, 255, 255, 0.12);
  --color-main: #8B5CF6;
  --color-accent: #C084FC;
  --color-accent-bright: #C084FC;

  --color-track: rgba(255, 255, 255, 0.10);
  --color-ghost-bg: rgba(255, 255, 255, 0.05);
  --color-thumb: #0b0c1d;
  --color-header: rgba(17, 20, 38, 0.82);
  --shadow-card: 0 10px 30px -16px rgba(0, 0, 0, 0.6);
  --shadow-card-hover: 0 24px 55px -22px rgba(124, 58, 237, 0.6);
}

/* =========================================================
   Base / Reset
   ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, p {
  margin: 0;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section {
  padding-block: var(--space-xl);
}

.section__head {
  margin-bottom: var(--space-lg);
}

.section__title {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 800;
  letter-spacing: 0.01em;
}

.section__title .accent {
  color: var(--color-accent);
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease,
    background-color 0.2s ease, border-color 0.2s ease;
}

.btn--primary {
  background: var(--gradient-brand);
  color: var(--color-text);
  box-shadow: 0 12px 30px -10px rgba(124, 58, 237, 0.7);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -10px rgba(168, 85, 247, 0.8);
}

.btn--ghost {
  background: var(--color-ghost-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  background: rgba(168, 85, 247, 0.12);
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-header);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

.site-logo__mark {
  color: var(--color-accent);
}

.site-header__cta {
  font-size: 0.95rem;
  padding: 0.6rem 1.4rem;
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  text-align: center;
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-xl);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(
    circle,
    rgba(124, 58, 237, 0.28),
    transparent 60%
  );
  filter: blur(40px);
  z-index: -1;
}

.hero__title {
  font-size: clamp(2rem, 5.5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.hero__title .accent {
  color: var(--color-accent);
}

.hero__subcopy {
  margin-top: var(--space-md);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--color-text-muted);
  line-height: 1.9;
}

.hero__actions {
  margin-top: var(--space-lg);
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* =========================================================
   Steps (作る / 学ぶ / 売る)
   ========================================================= */
.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.step-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 260px;
  padding: var(--space-md);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.step-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    120% 80% at 50% 0%,
    rgba(168, 85, 247, 0.18),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.step-card:hover {
  transform: translateY(-6px);
  border-color: rgba(168, 85, 247, 0.6);
  box-shadow: 0 24px 55px -22px rgba(168, 85, 247, 0.55);
}

.step-card:hover::before {
  opacity: 1;
}

.step-card__index {
  position: relative;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.step-card__title {
  position: relative;
  font-size: 1.9rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.step-card__desc {
  position: relative;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* =========================================================
   Courses (人気コース)
   ========================================================= */
.courses__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.course-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 24px 55px -22px rgba(124, 58, 237, 0.6);
}

.course-card__thumb {
  aspect-ratio: 16 / 10;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.85);
}

.course-card__body {
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.course-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.course-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.5;
}

/* =========================================================
   Bonus Banner (豪華15大特典)
   ========================================================= */
.bonus {
  padding-block: var(--space-xl);
}

.bonus__inner {
  position: relative;
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 20% 20%, rgba(168, 85, 247, 0.35), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(124, 58, 237, 0.35), transparent 50%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.bonus__label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-accent);
}

.bonus__title {
  margin-top: var(--space-sm);
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 900;
  line-height: 1.4;
}

.bonus__title .accent {
  color: var(--color-accent);
}

.bonus__desc {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
}

.bonus__actions {
  margin-top: var(--space-lg);
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-lg) var(--space-md);
}

.site-footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.site-footer__brand {
  font-weight: 800;
  font-size: 1.2rem;
}

.site-footer__brand .accent {
  color: var(--color-accent);
}

.site-footer__nav {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.site-footer__nav a:hover {
  color: var(--color-text);
}

.site-footer__copy {
  width: 100%;
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 960px) {
  .courses__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .steps__grid {
    grid-template-columns: 1fr;
  }

  .step-card {
    min-height: 180px;
  }

  .hero {
    padding-top: var(--space-xl);
  }
}

@media (max-width: 480px) {
  .container {
    padding-inline: var(--space-sm);
  }

  .courses__grid {
    grid-template-columns: 1fr;
  }

  .site-header__cta {
    display: none;
  }

  .hero__actions .btn {
    width: 100%;
  }
}

/* =========================================================
   Page Hero (下層ページ共通)
   ========================================================= */
.page-hero {
  text-align: center;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-lg);
}

.page-hero__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
}

.page-hero__title .accent {
  color: var(--color-accent);
}

.page-hero__lead {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
}

/* =========================================================
   Tabs (CSS only / カテゴリ切り替え)
   ========================================================= */
.tabs__radio {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tabs__nav {
  display: flex;
  gap: var(--space-xs);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.tabs__btn {
  padding: 0.7rem 1.7rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-weight: 700;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease,
    background 0.2s ease;
}

.tabs__btn:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

.tabs__panel {
  display: none;
}

#tab-make:checked ~ .tabs__nav label[for="tab-make"],
#tab-learn:checked ~ .tabs__nav label[for="tab-learn"],
#tab-sell:checked ~ .tabs__nav label[for="tab-sell"] {
  background: var(--gradient-brand);
  color: var(--color-text);
  border-color: transparent;
}

#tab-make:checked ~ .tabs__panels .tabs__panel[data-tab="make"],
#tab-learn:checked ~ .tabs__panels .tabs__panel[data-tab="learn"],
#tab-sell:checked ~ .tabs__panels .tabs__panel[data-tab="sell"] {
  display: block;
}

/* コースカードのメタ情報（一覧用） */
.course-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.6rem;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* =========================================================
   Course Detail (コース詳細)
   ========================================================= */
.course-detail {
  padding-block: var(--space-xl);
}

.course-detail__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.course-detail__tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.course-detail__title {
  font-size: clamp(1.8rem, 4.5vw, 2.75rem);
  font-weight: 900;
  line-height: 1.4;
}

.course-detail__desc {
  margin-top: var(--space-md);
  color: var(--color-text-muted);
  line-height: 1.9;
}

.course-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.course-meta__label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  font-weight: 700;
}

.course-meta__value {
  font-size: 1.4rem;
  font-weight: 800;
}

.course-detail__aside {
  position: sticky;
  top: 90px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.course-detail__thumb {
  aspect-ratio: 16 / 9;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.85);
}

.course-detail__aside-body {
  padding: var(--space-md);
}

.course-detail__aside .btn {
  width: 100%;
}

.course-detail__aside-note {
  margin-top: var(--space-sm);
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* =========================================================
   Curriculum (カリキュラム / accordion)
   ========================================================= */
.curriculum {
  padding-bottom: var(--space-xl);
}

.curriculum__chapter {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: var(--space-sm);
  background: var(--color-bg-elevated);
  overflow: hidden;
}

.curriculum__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.curriculum__summary::-webkit-details-marker {
  display: none;
}

.curriculum__summary::after {
  content: "+";
  color: var(--color-accent);
  font-size: 1.4rem;
  line-height: 1;
}

.curriculum__chapter[open] .curriculum__summary {
  border-bottom: 1px solid var(--color-border);
}

.curriculum__chapter[open] .curriculum__summary::after {
  content: "−";
}

.curriculum__lessons {
  padding: var(--space-xs) 0;
}

.lesson-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem var(--space-md);
  color: var(--color-text-muted);
  transition: background 0.2s ease, color 0.2s ease;
}

.lesson-row:hover {
  background: rgba(168, 85, 247, 0.08);
  color: var(--color-text);
}

.lesson-row__no {
  color: var(--color-accent);
  font-weight: 700;
  font-size: 0.85rem;
  min-width: 2.5rem;
}

.lesson-row__time {
  margin-left: auto;
  font-size: 0.8rem;
}

/* =========================================================
   Lesson Screen (レッスン画面 / Udemy×Netflix)
   ========================================================= */
.lesson-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  min-height: calc(100vh - 70px);
}

.lesson-sidebar {
  border-right: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
  padding: var(--space-md);
  max-height: calc(100vh - 70px);
  overflow-y: auto;
  position: sticky;
  top: 70px;
}

.lesson-sidebar__title {
  font-weight: 800;
  margin-bottom: var(--space-md);
}

.lesson-sidebar__chapter {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  font-weight: 700;
  margin: var(--space-md) 0 0.5rem;
}

.lesson-sidebar .lesson-row {
  border-radius: 10px;
  padding: 0.6rem 0.75rem;
}

.lesson-sidebar .lesson-row.is-active {
  background: rgba(124, 58, 237, 0.22);
  color: var(--color-text);
}

.lesson-main {
  padding: var(--space-md);
  min-width: 0;
}

.lesson-video {
  aspect-ratio: 16 / 9;
  background: #000;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lesson-video__play {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  box-shadow: 0 12px 30px -8px rgba(124, 58, 237, 0.8);
}

.lesson-heading {
  margin-top: var(--space-md);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 800;
}

/* HTML教材 prose */
.lesson-prose {
  margin-top: var(--space-md);
  color: var(--color-text-muted);
  line-height: 1.9;
}

.lesson-prose h2 {
  color: var(--color-text);
  font-size: 1.3rem;
  font-weight: 800;
  margin-top: var(--space-lg);
}

.lesson-prose p {
  margin-top: var(--space-sm);
}

.lesson-prose ul {
  margin-top: var(--space-sm);
  padding-left: 1.3rem;
}

.lesson-prose li {
  margin-top: 0.4rem;
}

.lesson-prose code {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.1rem 0.4rem;
  font-size: 0.9em;
  color: var(--color-accent);
}

/* 小テスト */
.quiz {
  margin-top: var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

.quiz__label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  font-weight: 700;
}

.quiz__question {
  margin-top: 0.5rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.quiz__options {
  margin-top: var(--space-md);
}

.quiz__option {
  display: block;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-top: 0.6rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.quiz__option:hover {
  border-color: var(--color-accent);
  background: rgba(168, 85, 247, 0.1);
}

/* 前へ / 次へ */
.lesson-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.lesson-nav .btn {
  flex: 1;
}

/* =========================================================
   Responsive (追加ページ)
   ========================================================= */
@media (max-width: 880px) {
  .course-detail__grid {
    grid-template-columns: 1fr;
  }

  .course-detail__aside {
    position: static;
  }

  .lesson-layout {
    grid-template-columns: 1fr;
  }

  .lesson-sidebar {
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
}

/* =========================================================
   Course Archive (/course/ アーカイブ)
   ========================================================= */
.archive-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-lg);
  align-items: start;
  padding-bottom: var(--space-xl);
}

/* フィルター風サイドバー（見た目のみ） */
.filter-sidebar {
  position: sticky;
  top: 90px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

.filter-group + .filter-group {
  margin-top: var(--space-lg);
}

.filter-group__title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.filter-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.filter-chip {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.filter-chip:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

.filter-chip.is-active {
  background: var(--gradient-brand);
  color: var(--color-text);
  border-color: transparent;
}

/* アーカイブ用カードの拡張 */
.course-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.course-card__badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.course-card__badge--cat {
  color: var(--color-accent);
  border-color: rgba(168, 85, 247, 0.45);
}

.course-card__excerpt {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.archive-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--color-text-muted);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

/* レスポンシブ：サイドバーを上部に回り込み */
@media (max-width: 880px) {
  .archive-layout {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .filter-sidebar {
    position: static;
  }

  .filter-list {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .filter-chip {
    width: auto;
  }
}

/* =========================================================
   Course Detail 拡張（実データ表示）
   ========================================================= */
.course-detail__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--space-sm);
}

.course-detail__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* メタ情報カード */
.meta-card {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-top: var(--space-lg);
}

.meta-card__item {
  text-align: center;
}

.meta-card__label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  font-weight: 700;
}

.meta-card__value {
  font-size: 1.3rem;
  font-weight: 800;
  margin-top: 0.3rem;
}

/* 本文（the_content） */
.course-content {
  padding-bottom: var(--space-xl);
  color: var(--color-text-muted);
  line-height: 1.9;
}

.course-content h2 {
  color: var(--color-text);
  font-size: 1.4rem;
  font-weight: 800;
  margin-top: var(--space-lg);
}

.course-content h3 {
  color: var(--color-text);
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: var(--space-md);
}

.course-content p {
  margin-top: var(--space-sm);
}

.course-content ul,
.course-content ol {
  margin-top: var(--space-sm);
  padding-left: 1.3rem;
}

.course-content li {
  margin-top: 0.4rem;
}

.course-content a {
  color: var(--color-accent);
  text-decoration: underline;
}

/* 下部CTA */
.course-cta {
  text-align: center;
  padding-bottom: var(--space-2xl);
}

.course-cta .btn {
  padding-inline: 3rem;
}

@media (max-width: 760px) {
  .meta-card {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* =========================================================
   Member Dashboard (page-dashboard)
   ========================================================= */
.dash-hero {
  position: relative;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-lg);
  overflow: hidden;
}

.dash-hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 720px;
  height: 520px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.28), transparent 60%);
  filter: blur(50px);
  z-index: -1;
}

.dash-hero__greeting {
  font-size: 1rem;
  color: var(--color-text-muted);
}

.dash-hero__name {
  color: var(--color-text);
  font-weight: 800;
  font-size: 1.15rem;
}

.dash-hero__lead {
  margin-top: var(--space-sm);
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 900;
  line-height: 1.45;
  max-width: 22ch;
}

.dash-hero__lead .accent {
  color: var(--color-accent);
}

/* 進捗 */
.dash-progress {
  margin-top: var(--space-lg);
  max-width: 520px;
}

.dash-progress__info {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.dash-progress__label {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-accent);
}

.dash-progress__pct {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
}

.dash-progress__pct small {
  font-size: 1rem;
  margin-left: 0.15rem;
  color: var(--color-text-muted);
}

.dash-progress__bar {
  margin-top: 0.6rem;
  height: 10px;
  border-radius: 999px;
  background: var(--color-track);
  overflow: hidden;
}

.dash-progress__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--gradient-brand);
}

.dash-progress__note {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* セクション共通（ダッシュボード/控えめな余白） */
.dash-section {
  padding-block: var(--space-lg);
}

.dash-section__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.dash-section__title {
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  font-weight: 800;
}

.dash-section__link {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  transition: color 0.2s ease;
}

.dash-section__link:hover {
  color: var(--color-accent);
}

.dash-empty {
  color: var(--color-text-muted);
}

.dash-empty a {
  color: var(--color-accent);
}

/* Netflix風・横スクロールレール */
.rail {
  margin-inline: calc(var(--space-md) * -1);
  padding-inline: var(--space-md);
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.rail::-webkit-scrollbar {
  height: 6px;
}

.rail::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
}

.rail__track {
  display: flex;
  gap: var(--space-md);
  padding-bottom: 0.75rem;
}

.course-card--rail {
  flex: 0 0 280px;
  width: 280px;
}

@media (max-width: 480px) {
  .course-card--rail {
    flex-basis: 78vw;
    width: 78vw;
  }
}

/* カード内・進捗 */
.course-card__progress {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.85rem;
}

.course-card__progress-bar {
  flex: 1;
  height: 6px;
  border-radius: 999px;
  background: var(--color-track);
  overflow: hidden;
}

.course-card__progress-bar span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--gradient-brand);
}

.course-card__progress-pct {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-muted);
  min-width: 2.4rem;
  text-align: right;
}

/* 「続きを見る」ボタン風リンク */
.course-card__more {
  display: inline-block;
  margin-top: var(--space-sm);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-accent);
  transition: gap 0.2s ease, opacity 0.2s ease;
}

.course-card:hover .course-card__more {
  opacity: 0.85;
}

/* アーカイブ用グリッドは3列に（情報量が増えたため） */
.courses__grid--archive {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1080px) {
  .courses__grid--archive {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .courses__grid--archive {
    grid-template-columns: 1fr;
  }
}

/* 次に見るべきレッスン */
.next-lesson {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0% 0%, rgba(124, 58, 237, 0.25), transparent 55%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.next-lesson:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.6);
  box-shadow: 0 24px 55px -22px rgba(168, 85, 247, 0.55);
}

.next-lesson__play {
  flex: 0 0 auto;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #fff;
  box-shadow: 0 12px 30px -8px rgba(124, 58, 237, 0.8);
}

.next-lesson__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.next-lesson__label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--color-accent);
}

.next-lesson__title {
  font-size: 1.15rem;
  font-weight: 800;
}

.next-lesson__meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.next-lesson__cta {
  margin-left: auto;
  flex: 0 0 auto;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-accent);
  white-space: nowrap;
}

/* 新着コンテンツ（リスト/カード乱用を避ける） */
.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-border);
}

.news-item__link {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
  transition: color 0.2s ease;
}

.news-item__link:hover {
  color: var(--color-accent);
}

.news-item__date {
  flex: 0 0 auto;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

.news-item__tag {
  flex: 0 0 auto;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.news-item__title {
  font-weight: 600;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* サポート導線 */
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.support-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.support-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.5);
}

.support-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-accent);
  background: rgba(168, 85, 247, 0.12);
}

.support-card__title {
  font-weight: 800;
  font-size: 1.05rem;
  margin-top: 0.4rem;
}

.support-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

@media (max-width: 760px) {
  .support-grid {
    grid-template-columns: 1fr;
  }

  .next-lesson {
    flex-wrap: wrap;
  }

  .next-lesson__cta {
    margin-left: 0;
    width: 100%;
  }
}

/* =========================================================
   Front Page (会員サイト入口)
   ========================================================= */
.hero__eyebrow {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

/* 今日のおすすめ講座（横長フィーチャー） */
.feature-course {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-course:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.5);
  box-shadow: 0 24px 55px -22px rgba(124, 58, 237, 0.55);
}

.feature-course__thumb {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.85);
  overflow: hidden;
}

.feature-course__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-course__tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.feature-course__title {
  margin-top: 0.6rem;
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 800;
  line-height: 1.4;
}

.feature-course__desc {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
}

.feature-course__cta {
  display: inline-block;
  margin-top: var(--space-md);
  font-weight: 700;
  color: var(--color-accent);
}

@media (max-width: 760px) {
  .feature-course {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

/* 入口CTA */
.entry-cta {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 20% 20%, rgba(168, 85, 247, 0.3), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(124, 58, 237, 0.3), transparent 50%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.entry-cta__title {
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.45;
}

.entry-cta__actions {
  margin-top: var(--space-lg);
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* =========================================================
   MVP: 学習ステップ4列 / コースカテゴリ / フェーズ別一覧
   ========================================================= */
.steps__grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 960px) {
  .steps__grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .steps__grid--4 {
    grid-template-columns: 1fr;
  }
}

/* コースカテゴリ一覧（コンパクトな導線カード） */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-sm);
}

.category-card {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.category-card:hover {
  transform: translateY(-3px);
  border-color: rgba(168, 85, 247, 0.5);
}

.category-card__mark {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 900;
  color: #fff;
  background: var(--gradient-brand);
}

.category-card__body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.category-card__name {
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.category-card__meta {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* フェーズ見出し */
.phase-section {
  padding-block: var(--space-lg);
}

.phase-head {
  margin-bottom: var(--space-md);
  scroll-margin-top: 90px;
}

.phase-head__label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  font-weight: 700;
  color: var(--color-accent);
}

.phase-head__title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 900;
  margin-top: 0.2rem;
}

.phase-head__lead {
  margin-top: 0.3rem;
  color: var(--color-text-muted);
}

/* MVPコースカード（説明文＋見るボタン入り / アンカー対応） */
.mvp-course-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  scroll-margin-top: 90px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.mvp-course-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.45);
  box-shadow: 0 24px 55px -22px rgba(124, 58, 237, 0.55);
}

.mvp-course-card:target {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(168, 85, 247, 0.45);
}

.mvp-course-card__thumb {
  aspect-ratio: 16 / 7;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.9);
}

.mvp-course-card__body {
  display: flex;
  flex-direction: column;
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.mvp-course-card__title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-top: 0.2rem;
}

.mvp-course-card__desc {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.mvp-course-card__btn {
  align-self: flex-start;
  margin-top: var(--space-md);
  padding: 0.6rem 1.4rem;
  font-size: 0.9rem;
}

/* =========================================================
   Curriculum 確認ページ（集計 + テーブル）
   ========================================================= */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.stat-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.stat-card--accent {
  background:
    radial-gradient(circle at 80% 0%, rgba(168, 85, 247, 0.35), transparent 60%),
    var(--color-bg-elevated);
  border-color: rgba(168, 85, 247, 0.4);
}

.stat-card__label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--color-text-muted);
}

.stat-card--accent .stat-card__label {
  color: var(--color-accent);
}

.stat-card__value {
  font-size: 2.4rem;
  font-weight: 900;
  line-height: 1;
}

.curriculum-subhead {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  font-size: 1.3rem;
  font-weight: 800;
}

/* カテゴリ別教材数チップ */
.count-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-sm);
}

.count-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.count-chip:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.count-chip__name {
  font-size: 0.9rem;
  font-weight: 600;
}

.count-chip__num {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--color-accent);
}

/* テーブル */
.curriculum-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.curriculum-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 720px;
}

.curriculum-table thead th {
  position: sticky;
  top: 70px;
  text-align: left;
  padding: 0.85rem var(--space-sm);
  background: var(--color-bg-card);
  color: var(--color-text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.curriculum-table td {
  padding: 0.7rem var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.curriculum-table tbody tr:hover td {
  background: rgba(168, 85, 247, 0.06);
}

.curriculum-group th {
  scroll-margin-top: 110px;
  text-align: left;
  padding: 0.85rem var(--space-sm);
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}

.curriculum-group__phase {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--gradient-brand);
  padding: 0.12rem 0.6rem;
  border-radius: 999px;
  margin-right: 0.6rem;
  vertical-align: middle;
}

.curriculum-group__name {
  font-weight: 800;
  vertical-align: middle;
}

.curriculum-group__count {
  margin-left: 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-muted);
  vertical-align: middle;
}

.curriculum-table__id {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.curriculum-table__title {
  font-weight: 600;
  color: var(--color-text);
}

/* バッジ（レベル / 形式） */
.level-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.format-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  white-space: nowrap;
}

.format-badge.is-html {
  color: #6ee7ff;
  border-color: rgba(110, 231, 255, 0.4);
}

.format-badge.is-video {
  color: var(--color-accent);
  border-color: rgba(168, 85, 247, 0.45);
}

.format-badge.is-pdf {
  color: #fbbf6e;
  border-color: rgba(251, 191, 110, 0.4);
}

@media (max-width: 760px) {
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .curriculum-table thead th {
    position: static;
  }
}

/* =========================================================
   PHASE 2 ① 学習進捗パネル（ヒーロー直下）
   ========================================================= */
.progress-section {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
}

.progress-panel {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0% 0%, rgba(124, 58, 237, 0.22), transparent 55%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.progress-panel__label {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--color-accent);
}

.progress-panel__figure {
  margin-top: 0.3rem;
}

.progress-panel__pct {
  font-size: clamp(2.6rem, 7vw, 4rem);
  font-weight: 900;
  line-height: 1;
}

.progress-panel__pct small {
  font-size: 1.4rem;
  margin-left: 0.2rem;
  color: var(--color-text-muted);
}

/* セグメントバー（■■■■□□□□□□） */
.seg-bar {
  display: flex;
  gap: 0.4rem;
  margin-top: var(--space-md);
}

.seg-bar__cell {
  flex: 1;
  height: 14px;
  border-radius: 5px;
  background: var(--color-track);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.seg-bar__cell.is-on {
  background: var(--gradient-brand);
  box-shadow: 0 6px 16px -6px rgba(168, 85, 247, 0.8);
}

.progress-panel__note {
  margin-top: var(--space-md);
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* 次に見るべき講座（右側） */
.progress-panel__next {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
}

.progress-panel__next-label {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-accent);
}

.progress-panel__next-id {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.progress-panel__next-title {
  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1.4;
}

.progress-panel__next-btn {
  margin-top: var(--space-sm);
  align-self: flex-start;
}

@media (max-width: 760px) {
  .progress-panel {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    padding: var(--space-md);
  }
}

/* =========================================================
   PHASE 2 ② レッスンカード（最近見た講座 / レール内）
   ========================================================= */
.lesson-card {
  flex: 0 0 260px;
  width: 260px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.lesson-card:hover {
  transform: translateY(-6px);
  border-color: rgba(168, 85, 247, 0.45);
  box-shadow: 0 24px 55px -22px rgba(124, 58, 237, 0.6);
}

.lesson-card__thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(circle at 70% 30%, rgba(168, 85, 247, 0.28), transparent 60%),
    var(--color-thumb);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lesson-card__play {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #fff;
  box-shadow: 0 10px 24px -8px rgba(124, 58, 237, 0.8);
}

.lesson-card__code {
  position: absolute;
  top: 0.6rem;
  left: 0.7rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(0, 0, 0, 0.35);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}

.lesson-card__body {
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.lesson-card__tag {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--color-accent);
}

.lesson-card__title {
  margin-top: 0.3rem;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
}

@media (max-width: 480px) {
  .lesson-card {
    flex-basis: 72vw;
    width: 72vw;
  }
}

/* =========================================================
   PHASE 2 ③ 収益化ロードマップ（タイムライン）
   ========================================================= */
.roadmap {
  margin-inline: calc(var(--space-md) * -1);
  padding-inline: var(--space-md);
  overflow-x: auto;
  scrollbar-width: thin;
}

.roadmap::-webkit-scrollbar {
  height: 6px;
}

.roadmap::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
}

.roadmap__track {
  list-style: none;
  margin: 0;
  padding: var(--space-sm) 0 var(--space-md);
  display: flex;
  gap: 0;
  min-width: max-content;
}

.roadmap__node {
  position: relative;
  flex: 0 0 150px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-inline: 0.5rem;
}

/* 接続線 */
.roadmap__node::before {
  content: "";
  position: absolute;
  top: 23px;
  left: -50%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, rgba(124, 58, 237, 0.15), rgba(168, 85, 247, 0.6));
  z-index: 0;
}

.roadmap__node:first-child::before {
  display: none;
}

.roadmap__dot {
  position: relative;
  z-index: 1;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  background: var(--color-bg-card);
  border: 2px solid var(--color-border);
  transition: transform 0.25s ease;
}

.roadmap__node:hover .roadmap__dot {
  transform: scale(1.08);
}

.roadmap__node--phase .roadmap__dot {
  color: #fff;
  background: rgba(124, 58, 237, 0.25);
  border-color: rgba(168, 85, 247, 0.6);
}

.roadmap__node--money .roadmap__dot {
  color: #fff;
  background: var(--gradient-brand);
  border-color: transparent;
  box-shadow: 0 10px 26px -8px rgba(168, 85, 247, 0.75);
}

/* マイルストーンほど強調（最後に向けて大きく） */
.roadmap__node--money:nth-last-child(2) .roadmap__dot,
.roadmap__node--money:last-child .roadmap__dot {
  width: 54px;
  height: 54px;
  font-size: 1.05rem;
}

.roadmap__label {
  margin-top: 0.7rem;
  font-weight: 800;
  font-size: 1rem;
}

.roadmap__node--money .roadmap__label {
  color: var(--color-accent);
}

.roadmap__sub {
  margin-top: 0.2rem;
  font-size: 0.76rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* =========================================================
   PHASE 2 ④ 今やるべき講座（STEPバッジ付き）
   ========================================================= */
.todo-card .course-card__thumb {
  position: relative;
}

.todo-card__step {
  position: absolute;
  top: 0.7rem;
  left: 0.7rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #fff;
  background: rgba(0, 0, 0, 0.4);
  padding: 0.18rem 0.6rem;
  border-radius: 999px;
}

/* =========================================================
   PHASE 2 ⑤ 目的別導線（3ブロック）
   ========================================================= */
.goal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.goal-block {
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.goal-block:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.45);
}

.goal-block__head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.goal-block__icon {
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 900;
  color: #fff;
  background: var(--gradient-brand);
}

.goal-block__title {
  font-size: 1.2rem;
  font-weight: 800;
}

.goal-block__lead {
  margin-top: 0.2rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.goal-block__reco-label {
  margin-top: var(--space-md);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-accent);
}

.goal-block__list {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.goal-block__course {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.goal-block__course:hover {
  border-color: var(--color-accent);
  transform: translateX(2px);
}

.goal-block__course-name {
  font-weight: 700;
}

.goal-block__course-meta {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

@media (max-width: 880px) {
  .goal-grid {
    grid-template-columns: 1fr;
  }
}

/* =========================================================
   PHASE 2 ⑥ 今日の学習タスク（ダッシュボード）
   ========================================================= */
.task-panel {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, rgba(124, 58, 237, 0.18), transparent 55%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: border-color 0.3s ease;
}

.task-panel.is-complete {
  border-color: rgba(168, 85, 247, 0.6);
}

.task-panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.task-panel__eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: var(--color-accent);
}

.task-panel__title {
  font-size: 1.4rem;
  font-weight: 800;
}

.task-panel__rate {
  flex: 0 0 auto;
  text-align: right;
  line-height: 1;
}

.task-panel__rate-num {
  font-size: 2.2rem;
  font-weight: 900;
}

.task-panel__rate small {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-left: 0.1rem;
}

.task-panel__rate-label {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.task-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.task-item__label {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.task-item__label:hover {
  border-color: rgba(168, 85, 247, 0.45);
}

.task-item__check {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.task-item__box {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 7px;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.task-item__box::after {
  content: "✓";
  font-size: 0.85rem;
  font-weight: 900;
  color: #fff;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.task-item__check:checked + .task-item__box {
  background: var(--gradient-brand);
  border-color: transparent;
}

.task-item__check:checked + .task-item__box::after {
  opacity: 1;
  transform: scale(1);
}

.task-item__check:focus-visible + .task-item__box {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.task-item__code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  min-width: 3.2rem;
}

.task-item__title {
  font-weight: 600;
}

.task-item__check:checked ~ .task-item__title {
  color: var(--color-text-muted);
  text-decoration: line-through;
}

/* =========================================================
   会員ホーム改修：① 学習ダッシュボード（大型）
   ヒーロー廃止に伴い、最上部の余白を確保する。
   ========================================================= */
.dashboard-section {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
}

.dashboard-greeting {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.dashboard-greeting__name {
  color: var(--color-text);
  font-weight: 800;
  font-size: 1.2rem;
}

/* 大型パネル：ベースの .progress-panel を block 化し内側にグリッドを持つ */
.progress-panel--lg {
  display: block;
  padding: var(--space-lg);
}

.progress-panel__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

/* 左側：3指標 */
.dash-stats {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.dash-stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  position: relative;
  padding-right: var(--space-lg);
}

.dash-stat + .dash-stat {
  border-left: 1px solid var(--color-border);
  padding-left: var(--space-lg);
}

.dash-stat__label {
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--color-text-muted);
}

.dash-stat__value {
  font-size: clamp(1.8rem, 4.5vw, 2.6rem);
  font-weight: 900;
  line-height: 1;
}

.dash-stat__value small {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-left: 0.1rem;
}

.progress-panel--lg .seg-bar {
  margin-top: var(--space-lg);
}

/* 右側：次に見る講座（想定時間つき） */
.progress-panel__next-meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

@media (max-width: 820px) {
  .progress-panel__grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

@media (max-width: 480px) {
  .dash-stats {
    gap: var(--space-md);
  }

  .dash-stat {
    padding-right: var(--space-md);
  }

  .dash-stat + .dash-stat {
    padding-left: var(--space-md);
  }
}

/* =========================================================
   会員ホーム改修：④ 収益化ロードマップ（現在地表示）
   ========================================================= */
.roadmap-now {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.14);
  border: 1px solid rgba(168, 85, 247, 0.4);
}

.roadmap-now__label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-accent);
}

.roadmap-now__step {
  font-size: 0.74rem;
  font-weight: 800;
  color: #fff;
  background: var(--gradient-brand);
  padding: 0.12rem 0.6rem;
  border-radius: 999px;
}

.roadmap-now__title {
  font-weight: 800;
}

.roadmap-now__hint {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ノードの状態（完了 / 現在地 / 未到達） */
.roadmap__node.is-done .roadmap__dot {
  color: #fff;
  background: rgba(124, 58, 237, 0.4);
  border-color: rgba(168, 85, 247, 0.6);
}

/* 完了区間の接続線を点灯 */
.roadmap__node.is-done::before,
.roadmap__node.is-current::before {
  background: linear-gradient(90deg, var(--color-main), var(--color-accent));
  height: 3px;
  top: 22px;
}

.roadmap__node.is-current .roadmap__dot {
  color: #fff;
  background: var(--gradient-brand);
  border-color: #fff;
  width: 58px;
  height: 58px;
  font-size: 1.1rem;
  box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.25), 0 14px 30px -8px rgba(168, 85, 247, 0.8);
}

.roadmap__node.is-current .roadmap__label {
  color: var(--color-accent);
}

.roadmap__node.is-future .roadmap__dot {
  color: var(--color-text-muted);
  background: var(--color-bg-card);
  border-color: var(--color-border);
}

.roadmap__node.is-future .roadmap__label {
  color: var(--color-text-muted);
}

.roadmap__badge {
  margin-top: 0.4rem;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--gradient-brand);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}

/* =========================================================
   会員ホーム改修：⑤ コース一覧（大型Netflix風カード）
   ========================================================= */
.course-card--lg {
  flex-basis: 300px;
  width: 300px;
}

.course-card--lg .course-card__thumb {
  aspect-ratio: 16 / 10;
  font-size: 3.2rem;
}

.course-card--lg .course-card__body {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
}

.course-card--lg .course-card__title {
  font-size: 1.2rem;
}

.course-card__count {
  flex: 0 0 auto;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-accent);
  white-space: nowrap;
}

@media (max-width: 480px) {
  .course-card--lg {
    flex-basis: 80vw;
    width: 80vw;
  }
}

/* =========================================================
   フェーズ3：ロードマップ刷新（金額削除 / STEP0〜8 / 現在地）
   既存 .roadmap-now / .roadmap__dot を上書き拡張。
   ========================================================= */
.roadmap-now {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.4);
}

.roadmap-now__current {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.roadmap-now__hint {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* STEPラベル（各ノード下） */
.roadmap__step-no {
  margin-top: 0.6rem;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--color-text-soft);
}

.roadmap__node.is-current .roadmap__step-no {
  color: var(--color-accent-bright);
}

/* 番号を消したので、ドット内は ✓（完了）のみ。中央寄せを維持 */
.roadmap__node .roadmap__label {
  margin-top: 0.4rem;
}

/* 未来ステップは「薄すぎない」よう soft トーンで */
.roadmap__node.is-future .roadmap__sub {
  color: var(--color-text-soft);
}

/* =========================================================
   フェーズ3：コース詳細（single-course）
   ========================================================= */
.course-detail__tagline {
  margin-top: var(--space-sm);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-accent-bright);
}

.course-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.course-points__col {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.course-points__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  font-size: 1.3rem;
  font-weight: 900;
  color: #fff;
  background: var(--gradient-brand);
}

.course-points__icon--learn {
  background: linear-gradient(135deg, #6d28d9, #c084fc);
}

.course-points__title {
  margin-top: var(--space-sm);
  font-size: 1.2rem;
  font-weight: 800;
}

.course-points__list {
  margin: var(--space-sm) 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.course-points__list li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.course-points__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent-bright);
  font-weight: 900;
}

/* 収益化導線 */
.course-outcome {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, rgba(168, 85, 247, 0.22), transparent 55%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.course-outcome__label {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-accent);
}

.course-outcome__title {
  margin-top: 0.4rem;
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-weight: 900;
}

.course-outcome__desc {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.9;
  max-width: 60ch;
}

.course-outcome__flow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

.course-outcome__step {
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid var(--color-border);
  color: var(--color-text-soft);
}

.course-outcome__step.is-done {
  color: #fff;
  background: rgba(124, 58, 237, 0.3);
  border-color: rgba(168, 85, 247, 0.5);
}

.course-outcome__step.is-next {
  color: #fff;
  background: var(--gradient-brand);
  border-color: transparent;
}

.course-outcome__arrow {
  color: var(--color-text-soft);
}

.course-outcome__btn {
  margin-top: var(--space-md);
}

.course-cta__note {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

@media (max-width: 760px) {
  .course-points {
    grid-template-columns: 1fr;
  }
}

/* =========================================================
   フェーズ3：レッスン視聴（single-lesson）
   ========================================================= */
.lesson-video__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-align: center;
}

.lesson-video__ph-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-text);
}

.lesson-video__ph-sub {
  font-size: 0.85rem;
  color: var(--color-text-soft);
}

.lesson-block {
  margin-top: var(--space-lg);
}

.lesson-block__label {
  display: inline-block;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.lesson-block__lead {
  color: var(--color-text-muted);
  line-height: 1.9;
}

.lesson-summary {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
}

.lesson-summary__label {
  display: inline-block;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.lesson-summary__list {
  margin: 0;
  padding-left: 1.3rem;
  color: var(--color-text-muted);
  line-height: 1.9;
}

.lesson-summary__list li {
  margin-top: 0.3rem;
}

/* =========================================================
   ライト/ダーク切替：共通調整
   ========================================================= */
body {
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* ライトモードのカードはニュートラルなソフトシャドウ（紫グローを抑える） */
body.light-mode .progress-panel,
body.light-mode .course-card,
body.light-mode .lesson-card,
body.light-mode .mvp-course-card,
body.light-mode .level-card,
body.light-mode .support-card,
body.light-mode .goal-block,
body.light-mode .feature-course,
body.light-mode .stat-card,
body.light-mode .count-chip,
body.light-mode .category-card,
body.light-mode .task-panel,
body.light-mode .next-lesson,
body.light-mode .benefit-banner {
  box-shadow: var(--shadow-card);
}

body.light-mode .course-card:hover,
body.light-mode .lesson-card:hover,
body.light-mode .mvp-course-card:hover,
body.light-mode .level-card:hover,
body.light-mode .support-card:hover,
body.light-mode .goal-block:hover,
body.light-mode .feature-course:hover,
body.light-mode .next-lesson:hover {
  box-shadow: var(--shadow-card-hover);
}

/* ヘッダー右側のアクション群（CTA＋切替ボタン） */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* テーマ切替ボタン（テキスト・ピル型 / ヘッダー右端） */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1.5px solid var(--color-accent);
  background: var(--color-bg-card);
  color: var(--color-text);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.theme-toggle:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.theme-toggle__label {
  pointer-events: none;
}

/* =========================================================
   コンパクト・ダッシュボード（ライト基準 / 高さ抑制）
   ========================================================= */
.progress-panel--lg {
  padding: var(--space-md);
}

.progress-panel--lg .progress-panel__grid {
  align-items: stretch;
}

.dash-overview {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* 円形プログレス（conic-gradient / --p に進捗率） */
.progress-ring {
  position: relative;
  flex: 0 0 auto;
  width: 104px;
  height: 104px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: conic-gradient(
    var(--color-main) calc(var(--p, 0) * 1%),
    var(--color-track) 0
  );
}

.progress-ring::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background: var(--color-bg-card);
}

.progress-ring__inner {
  position: relative;
  text-align: center;
  line-height: 1.1;
}

.progress-ring__pct {
  font-size: 1.7rem;
  font-weight: 900;
}

.progress-ring__pct small {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.progress-ring__label {
  display: block;
  font-size: 0.66rem;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
}

/* 3指標（アイコン付き・コンパクト） */
.dash-metrics {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.dash-metric {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.dash-metric__icon {
  font-size: 1rem;
  color: var(--color-accent);
}

.dash-metric__value {
  font-size: 1.4rem;
  font-weight: 800;
  line-height: 1.1;
}

.dash-metric__value small {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.dash-metric__label {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.dash-minibar {
  margin-top: var(--space-md);
}

.dash-minibar__track {
  height: 8px;
  border-radius: 999px;
  background: var(--color-track);
  overflow: hidden;
}

.dash-minibar__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--gradient-brand);
}

.dash-minibar__note {
  margin-top: 0.5rem;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* 右：続きから学習（コンパクト＋アイコン） */
.resume-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.resume-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.resume-card__label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.resume-card__id {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.76rem;
  color: var(--color-text-soft);
}

.resume-card__title {
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.35;
}

.resume-card__meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.resume-card__btn {
  align-self: flex-start;
  margin-top: 0.4rem;
}

.resume-card__icon {
  flex: 0 0 auto;
  margin-left: auto;
  width: 84px;
  height: 84px;
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  color: #fff;
  background: var(--gradient-brand);
  box-shadow: 0 14px 30px -10px rgba(124, 58, 237, 0.6);
}

@media (max-width: 560px) {
  .dash-overview {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .resume-card__icon {
    width: 64px;
    height: 64px;
    font-size: 1.6rem;
  }
}

/* =========================================================
   コース一覧（レベル別）コンパクトカード
   ========================================================= */
.level-card {
  flex: 0 0 200px;
  width: 200px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.level-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.45);
}

.level-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-main);
  background: var(--color-ghost-bg);
}

.level-card__name {
  font-size: 1.05rem;
  font-weight: 800;
}

.level-card__meta {
  display: flex;
  gap: 0.8rem;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.level-card__level {
  align-self: flex-start;
  margin-top: 0.1rem;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  color: var(--color-accent);
  background: var(--color-ghost-bg);
}

.level-section + .level-section {
  margin-top: var(--space-lg);
}

.level-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.level-head__bar {
  width: 4px;
  height: 1.1em;
  border-radius: 2px;
  background: var(--gradient-brand);
}

@media (max-width: 480px) {
  .level-card {
    flex-basis: 64vw;
    width: 64vw;
  }
}

/* =========================================================
   会員限定特典（横長バナー）
   ========================================================= */
.benefit-banner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0% 0%, rgba(168, 85, 247, 0.16), transparent 55%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.benefit-banner__icon {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  background: var(--color-ghost-bg);
}

.benefit-banner__body {
  flex: 1;
  min-width: 0;
}

.benefit-banner__title {
  font-size: 1.3rem;
  font-weight: 800;
}

.benefit-banner__desc {
  margin-top: 0.3rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.benefit-banner .btn {
  flex: 0 0 auto;
  white-space: nowrap;
}

@media (max-width: 680px) {
  .benefit-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-md);
  }

  .benefit-banner .btn {
    width: 100%;
  }
}

/* =========================================================
   学習ホーム（page-learn.php）：サイドバー＋ダッシュボード＋アコーディオン
   ========================================================= */
.wh-icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.wh-app {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding: var(--space-md);
  display: grid;
  grid-template-columns: 248px 1fr;
  gap: var(--space-md);
  align-items: start;
}

/* --- サイドバー --- */
.wh-sidebar {
  position: sticky;
  top: 86px;
}

.wh-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: var(--space-sm);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.wh-nav__heading {
  margin: var(--space-sm) 0 0.25rem;
  padding-inline: 0.6rem;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-text-soft);
}

.wh-nav__item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 0.7rem;
  border-radius: 10px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
}

.wh-nav__item:hover {
  background: var(--color-ghost-bg);
  color: var(--color-text);
}

.wh-nav__item.is-active {
  background: var(--color-ghost-bg);
  color: var(--color-accent);
  font-weight: 700;
}

.wh-nav__label {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.wh-nav__count {
  flex: 0 0 auto;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-soft);
  background: var(--color-track);
  padding: 0.05rem 0.5rem;
  border-radius: 999px;
}

/* --- メイン --- */
.wh-main {
  min-width: 0;
}

/* ダッシュボード */
.wh-dash {
  margin-bottom: var(--space-lg);
  scroll-margin-top: 86px;
}

.wh-dash__greeting {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.wh-dash__greeting strong {
  color: var(--color-text);
}

.wh-dash__title {
  margin-top: 0.2rem;
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 900;
}

.wh-dash__lead {
  margin-top: 0.4rem;
  color: var(--color-text-muted);
}

.wh-stats {
  margin-top: var(--space-md);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.wh-stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.wh-stat--accent {
  background:
    radial-gradient(circle at 100% 0%, rgba(168, 85, 247, 0.18), transparent 60%),
    var(--color-bg-card);
  border-color: rgba(168, 85, 247, 0.4);
}

.wh-stat__label {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--color-text-muted);
}

.wh-stat__value {
  font-size: 1.9rem;
  font-weight: 900;
  line-height: 1;
}

.wh-stat__value small {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.wh-stat__current {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.wh-stat__bar {
  margin-top: 0.2rem;
  height: 6px;
  border-radius: 999px;
  background: var(--color-track);
  overflow: hidden;
}

.wh-stat__bar span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--gradient-brand);
  transition: width 0.3s ease;
}

/* カテゴリ・アコーディオン */
.wh-course {
  margin-bottom: var(--space-sm);
  scroll-margin-top: 86px;
}

.wh-course__acc {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.wh-course__summary {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  list-style: none;
}

.wh-course__summary::-webkit-details-marker {
  display: none;
}

.wh-course__icon {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-main);
  background: var(--color-ghost-bg);
}

.wh-course__heading {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.wh-course__name {
  font-size: 1.1rem;
  font-weight: 800;
}

.wh-course__count {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.wh-course__progress {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.3rem;
  min-width: 120px;
}

.wh-course__progress-text {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.wh-course__progress-bar {
  width: 120px;
  height: 6px;
  border-radius: 999px;
  background: var(--color-track);
  overflow: hidden;
}

.wh-course__progress-bar span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--gradient-brand);
  transition: width 0.3s ease;
}

.wh-course__chev {
  flex: 0 0 auto;
  color: var(--color-text-soft);
  transition: transform 0.2s ease;
}

.wh-course__acc[open] .wh-course__chev {
  transform: rotate(180deg);
}

.wh-course__body {
  padding: 0 var(--space-md) var(--space-md);
  border-top: 1px solid var(--color-border);
}

.wh-course__desc {
  margin: var(--space-sm) 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* レベル小見出し＋教材リスト */
.wh-level {
  margin-top: var(--space-md);
}

.wh-level__head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 0.3rem;
}

.wh-level__name {
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.wh-level__count {
  font-size: 0.74rem;
  color: var(--color-text-soft);
}

.wh-lessons {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-border);
}

.wh-lesson {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.7rem 0.2rem;
  border-bottom: 1px solid var(--color-border);
}

.wh-lesson__check {
  flex: 0 0 auto;
  display: inline-flex;
  cursor: pointer;
}

.wh-lesson__cb {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.wh-lesson__box {
  width: 22px;
  height: 22px;
  border-radius: 7px;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.wh-lesson__box::after {
  content: "✓";
  font-size: 0.85rem;
  font-weight: 900;
  color: #fff;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.wh-lesson__cb:checked + .wh-lesson__box {
  background: var(--gradient-brand);
  border-color: transparent;
}

.wh-lesson__cb:checked + .wh-lesson__box::after {
  opacity: 1;
  transform: scale(1);
}

.wh-lesson__cb:focus-visible + .wh-lesson__box {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.wh-lesson__open {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  color: inherit;
  font: inherit;
}

.wh-lesson__id {
  flex: 0 0 auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.76rem;
  color: var(--color-text-soft);
  min-width: 3.4rem;
}

.wh-lesson__title {
  flex: 1;
  min-width: 0;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.2s ease;
}

.wh-lesson__open:hover .wh-lesson__title {
  color: var(--color-accent);
}

.wh-lesson.is-done .wh-lesson__title {
  color: var(--color-text-soft);
  text-decoration: line-through;
}

.wh-lesson__level {
  flex: 0 0 auto;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  white-space: nowrap;
}

.wh-badge-wip {
  flex: 0 0 auto;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  color: #b45309;
  background: rgba(251, 191, 110, 0.18);
  border: 1px solid rgba(251, 191, 110, 0.5);
  white-space: nowrap;
}

body.dark-mode .wh-badge-wip {
  color: #fbbf6e;
}

@media (max-width: 640px) {
  .wh-lesson__level {
    display: none;
  }
}

/* レスポンシブ：サイドバーを上部へ（横スクロール） */
@media (max-width: 900px) {
  .wh-app {
    grid-template-columns: 1fr;
  }

  .wh-sidebar {
    position: static;
  }

  .wh-nav {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0.4rem;
  }

  .wh-nav__heading {
    display: none;
  }

  .wh-nav__item {
    flex: 0 0 auto;
  }

  .wh-nav__count {
    display: none;
  }
}

@media (max-width: 760px) {
  .wh-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .wh-course__progress {
    display: none;
  }
}

/* =========================================================
   教材モック・モーダル
   ========================================================= */
body.wh-modal-open {
  overflow: hidden;
}

.wh-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.wh-modal[hidden] {
  display: none;
}

.wh-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 6, 15, 0.7);
  backdrop-filter: blur(2px);
}

.wh-modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 720px;
  max-height: 88vh;
  overflow-y: auto;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.7);
}

.wh-modal__close {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
  color: var(--color-text);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
}

.wh-modal__close:hover {
  border-color: var(--color-accent);
}

.wh-modal__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: var(--space-md);
  padding-right: 2.5rem;
}

.wh-modal__id {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  color: var(--color-text-soft);
}

.wh-modal__title {
  flex: 1 0 100%;
  font-size: 1.4rem;
  font-weight: 800;
  order: 3;
}

.wh-modal__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  flex-wrap: wrap;
}

.wh-modal__note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* モック共通 */
.wh-mock__note {
  font-weight: 800;
  color: var(--color-text);
  text-align: center;
}

.wh-mock__line {
  display: block;
  height: 12px;
  border-radius: 6px;
  background: var(--color-track);
  margin-top: 0.7rem;
}

.wh-mock__line.short {
  width: 60%;
}

/* 動画プレーヤー風 */
.wh-mock--video .wh-mock__screen {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  background: radial-gradient(circle at 50% 40%, #20233d, #0a0c18);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  border: 1px solid var(--color-border);
}

.wh-mock__play {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.4rem;
  box-shadow: 0 12px 30px -8px rgba(124, 58, 237, 0.8);
}

.wh-mock--video .wh-mock__note {
  color: #fff;
}

.wh-mock__bar {
  margin-top: 0.8rem;
  height: 6px;
  border-radius: 999px;
  background: var(--color-track);
  overflow: hidden;
}

.wh-mock__bar-fill {
  display: block;
  width: 18%;
  height: 100%;
  background: var(--gradient-brand);
}

.wh-mock__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* 記事風（HTML） */
.wh-mock--article {
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.wh-mock--article .wh-mock__note {
  text-align: left;
  margin-bottom: var(--space-sm);
}

/* PDFビューア風 */
.wh-mock--pdf {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.wh-mock__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.9rem;
  background: var(--color-bg-elevated);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.wh-mock__page {
  padding: var(--space-lg) var(--space-md);
  background: var(--color-bg-card);
  min-height: 240px;
}

.wh-mock__page .wh-mock__note {
  margin-bottom: var(--space-md);
}

/* 動画埋め込み（管理画面で動画URLを設定したレッスン） */
.wh-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
  border: 1px solid var(--color-border);
}

.wh-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* =========================================================
   会員分岐：ゲート / 通知 / 無料会員UI
   ========================================================= */

/* アクセスゲート（ログイン案内・有料限定案内） */
.member-gate {
  max-width: 640px;
  margin: var(--space-lg) auto;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 50% 0%, rgba(168, 85, 247, 0.18), transparent 60%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.member-gate__badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: #fff;
  background: var(--gradient-brand);
  padding: 0.2rem 0.8rem;
  border-radius: 999px;
  margin-bottom: var(--space-sm);
}

.member-gate__title {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-weight: 900;
}

.member-gate__text {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.9;
}

.member-gate__actions {
  margin-top: var(--space-lg);
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* 有料会員が無料ページを見ているときの通知バー */
.member-notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-md);
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius);
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.4);
}

.member-notice__text {
  font-weight: 700;
  color: var(--color-text);
}

.member-notice__btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.9rem;
}

/* =========================================================
   無料会員ダッシュボード
   ========================================================= */
.free-dashboard {
  padding-block: var(--space-md) var(--space-xl);
}

/* 無料ダッシュボードの集計は2枚なので2カラムに整える */
.free-dashboard .wh-stats {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 560px;
}

.free-hero {
  position: relative;
  padding: var(--space-lg) 0 var(--space-md);
  overflow: hidden;
}

.free-hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 620px;
  height: 460px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.22), transparent 60%);
  filter: blur(50px);
  z-index: -1;
}

.free-hero__greeting {
  color: var(--color-text-muted);
}

.free-hero__greeting strong {
  color: var(--color-text);
  font-weight: 800;
}

.free-hero__title {
  margin-top: 0.3rem;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.4;
}

.free-hero__lead {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.9;
  max-width: 60ch;
}

.free-hero__actions {
  margin-top: var(--space-md);
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* 無料コースカード */
.free-course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-md);
}

.free-course-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.free-course-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.45);
}

.free-course-card__icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-main);
  background: var(--color-ghost-bg);
}

.free-course-card__name {
  font-size: 1.1rem;
  font-weight: 800;
}

.free-course-card__count {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.free-course-card__free {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #15803d;
  background: rgba(74, 222, 128, 0.18);
  border: 1px solid rgba(74, 222, 128, 0.5);
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
}

body.dark-mode .free-course-card__free {
  color: #86efac;
}

/* 有料版で学べる内容（ロック表示） */
.free-locked-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.free-locked-card {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  border: 1px dashed var(--color-border);
  opacity: 0.85;
}

.free-locked-card__lock {
  font-size: 1rem;
}

.free-locked-card__name {
  flex: 1;
  min-width: 0;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.free-locked-card__count {
  font-size: 0.74rem;
  color: var(--color-text-soft);
  white-space: nowrap;
}

/* アップグレードボックス */
.free-upgrade-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0% 0%, rgba(168, 85, 247, 0.28), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(124, 58, 237, 0.28), transparent 55%),
    var(--color-bg-elevated);
  border: 1px solid rgba(168, 85, 247, 0.4);
}

.free-upgrade-box__body {
  flex: 1;
  min-width: 240px;
}

.free-upgrade-box__label {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  font-weight: 800;
  color: var(--color-accent);
}

.free-upgrade-box__title {
  margin-top: 0.3rem;
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 900;
}

.free-upgrade-box__text {
  margin-top: 0.5rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.free-upgrade-box__btn {
  flex: 0 0 auto;
  white-space: nowrap;
}

@media (max-width: 600px) {
  .free-upgrade-box__btn {
    width: 100%;
  }
}

/* =========================================================
   無料会員ダッシュボード（作り込み版）
   ========================================================= */

/* ヒーロー（有料版と同等の世界観：ダーク＋紫グロー＋カードUI） */
.free-hero {
  position: relative;
  margin-top: var(--space-md);
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0% 0%, rgba(168, 85, 247, 0.28), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(124, 58, 237, 0.22), transparent 55%),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.free-hero::before {
  content: "";
  position: absolute;
  top: -45%;
  right: -8%;
  width: 560px;
  height: 420px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.22), transparent 60%);
  filter: blur(55px);
  z-index: 0;
}

.free-hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.free-hero__greeting {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.free-hero__greeting strong {
  color: var(--color-text);
  font-weight: 800;
}

.free-hero__title {
  margin-top: 0.4rem;
  font-size: clamp(1.7rem, 4.2vw, 2.8rem);
  font-weight: 900;
  line-height: 1.4;
}

.free-hero__lead {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.9;
}

.free-hero__actions {
  margin-top: var(--space-lg);
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* セクション共通 */
.free-section {
  margin-top: var(--space-xl);
}

.free-section__head {
  margin-bottom: var(--space-md);
}

.free-section__title {
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 900;
}

.free-section__title .accent {
  color: var(--color-accent);
}

.free-section__lead {
  margin-top: 0.3rem;
  color: var(--color-text-muted);
}

/* ステータスカード（4枚） */
.free-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.free-stat-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.free-stat-card--accent {
  background:
    radial-gradient(circle at 100% 0%, rgba(168, 85, 247, 0.18), transparent 60%),
    var(--color-bg-card);
  border-color: rgba(168, 85, 247, 0.4);
}

.free-stat-card__label {
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--color-text-muted);
}

.free-stat-card__value {
  font-size: 1.9rem;
  font-weight: 900;
  line-height: 1;
}

.free-stat-card__value small {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.free-stat-card__current {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.free-stat-card__bar {
  margin-top: 0.2rem;
  height: 6px;
  border-radius: 999px;
  background: var(--color-track);
  overflow: hidden;
}

.free-stat-card__bar span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--gradient-brand);
  transition: width 0.3s ease;
}

/* 無料で学べる内容（リッチカード・2枚） */
.free-course-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}

.free-course-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.free-course-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.45);
  box-shadow: var(--shadow-card-hover);
}

.free-course-card__head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.free-course-card__icon {
  flex: 0 0 auto;
  position: static;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-main);
  background: var(--color-ghost-bg);
}

.free-course-card__name {
  font-size: 1.15rem;
  font-weight: 800;
}

.free-course-card__free {
  position: static;
  top: auto;
  right: auto;
  margin-left: auto;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #15803d;
  background: rgba(74, 222, 128, 0.18);
  border: 1px solid rgba(74, 222, 128, 0.5);
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
}

body.dark-mode .free-course-card__free {
  color: #86efac;
}

.free-course-card__desc {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
  font-size: 0.9rem;
}

.free-course-card__list {
  list-style: none;
  margin: var(--space-sm) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.free-course-card__list li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--color-text);
  font-size: 0.92rem;
}

.free-course-card__list li::before {
  content: "▶";
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-size: 0.7rem;
  color: var(--color-accent);
}

.free-course-card__btn {
  align-self: flex-start;
  margin-top: var(--space-md);
}

/* 有料版で解放される内容（ジャンルのみ・ロック） */
.free-unlock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-sm);
}

.free-unlock-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: var(--space-md);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(168, 85, 247, 0.06), transparent),
    var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.free-unlock-card:hover {
  transform: translateY(-3px);
  border-color: rgba(168, 85, 247, 0.45);
}

.free-unlock-card__icon {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-main);
  background: var(--color-ghost-bg);
}

.free-unlock-card__body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.free-unlock-card__name {
  font-weight: 800;
}

.free-unlock-card__tag {
  font-size: 0.76rem;
  color: var(--color-text-muted);
}

.free-unlock-card__lock {
  margin-left: auto;
  font-size: 0.95rem;
  opacity: 0.8;
}

/* アップグレードCTA（2ボタン） */
.free-upgrade-box__actions {
  margin-top: var(--space-md);
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* レスポンシブ */
@media (max-width: 900px) {
  .free-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .free-course-grid {
    grid-template-columns: 1fr;
  }

  .free-hero {
    padding: var(--space-lg) var(--space-md);
  }
}

@media (max-width: 480px) {
  .free-hero__actions .btn,
  .free-upgrade-box__actions .btn {
    width: 100%;
  }
}