/* ==========================================================================
   静普拉提 Jing Pilates · 官网样式
   1:1 实现 Claude Design「静普拉提 Design System」ui_kits/website
   松玉绿 × 宣纸暖白 × 墨色 × 陶土点缀 · Noto Serif SC / Noto Sans SC
   ========================================================================== */

:root {
  /* ——— 色板 · tokens/colors.css ——— */
  --jing-green-900: #1E332C;
  --jing-green-800: #27423A;
  --jing-green-700: #33544A;
  --jing-green-600: #41675C;
  --jing-green-500: #567B6F;
  --jing-green-300: #9BB5AC;
  --jing-green-100: #DDE7E2;
  --jing-green-050: #EEF3F0;

  --jing-paper-050: #FBF9F4;
  --jing-paper-100: #F6F2EA;
  --jing-paper-200: #EDE7DA;
  --jing-paper-300: #DED5C3;

  --jing-ink-900: #232926;
  --jing-ink-700: #3E4643;
  --jing-ink-500: #6B7370;
  --jing-ink-300: #A3AAA6;
  --jing-ink-150: #D9DCD9;

  --jing-clay-600: #A96B52;
  --jing-clay-500: #B97F66;
  --jing-clay-100: #F0E2D9;

  --jing-success: #4E7A5A;
  --jing-danger: #A05248;
  --jing-danger-bg: #F3E4E1;

  /* ——— 语义别名 ——— */
  --surface-page: var(--jing-paper-050);
  --surface-alt: var(--jing-paper-100);
  --surface-card: #FFFFFF;
  --surface-inverse: var(--jing-green-800);
  --surface-fill: var(--jing-paper-200);

  --text-display: var(--jing-green-900);
  --text-body: var(--jing-ink-700);
  --text-strong: var(--jing-ink-900);
  --text-muted: var(--jing-ink-500);
  --text-faint: var(--jing-ink-300);
  --text-on-inverse: #F4F1E9;

  --accent-primary: var(--jing-green-700);
  --accent-primary-hover: var(--jing-green-800);
  --accent-warm: var(--jing-clay-600);

  --border-hairline: var(--jing-ink-150);
  --border-warm: var(--jing-paper-300);
  --border-strong: var(--jing-ink-300);
  --border-focus: var(--jing-green-600);
  --focus-ring: 0 0 0 3px rgba(86, 123, 111, 0.28);
  --shadow-overlay: 0 24px 64px rgba(30, 51, 44, 0.18);

  /* ——— 圆角 / 容器 · tokens/spacing.css ——— */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  --container-max: 1120px;
  --container-narrow: 720px;

  /* ——— 阴影 / 动效 · tokens/effects.css ——— */
  --shadow-card: 0 1px 2px rgba(35, 41, 38, 0.04), 0 8px 24px rgba(35, 41, 38, 0.06);
  --shadow-raised: 0 2px 4px rgba(35, 41, 38, 0.06), 0 16px 40px rgba(35, 41, 38, 0.10);
  --ease-calm: cubic-bezier(0.25, 0.1, 0.25, 1);
  --duration-fast: 180ms;
  --duration-base: 320ms;
  --duration-slow: 560ms;

  /* ——— 字体 · tokens/typography.css ——— */
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
  --tracking-display: 0.02em;
  --tracking-eyebrow: 0.32em;
}

/* 各语言字体栈（html[lang] 由 js/i18n.js 切换） */
html[lang="en"] {
  --font-serif: Georgia, "Times New Roman", "Noto Serif SC", serif;
  --font-sans: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}
html[lang="ja"] {
  --font-serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  --font-sans: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", -apple-system, sans-serif;
}
html[lang="ko"] {
  --font-serif: "Noto Serif KR", "Nanum Myeongjo", "AppleMyungjo", serif;
  --font-sans: "Apple SD Gothic Neo", "Malgun Gothic", "Nanum Gothic", -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

/* --type-body: 400 15px/1.8 */
body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
  background: var(--surface-page);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}
.container.narrow { max-width: var(--container-narrow); }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: var(--tracking-display);
  color: var(--text-display);
}

a { color: var(--accent-primary); text-decoration: none; }

/* ---------- 按钮（components/forms/Button）---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;                 /* size=md */
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 14px;                    /* --type-label */
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
  white-space: nowrap;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-calm), color var(--duration-fast) var(--ease-calm), border-color var(--duration-fast) var(--ease-calm);
}
.btn-lg { padding: 14px 30px; font-size: 15px; }
.btn-sm { padding: 7px 16px; font-size: 13px; }
.btn-primary {
  background: var(--accent-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-primary-hover); }
.btn-ghost {
  background: var(--surface-card);
  border-color: var(--jing-green-300);
  color: var(--jing-green-700);
}
.btn-ghost:hover { background: var(--jing-green-050); }
.btn-inverse {
  background: var(--text-on-inverse);
  color: var(--jing-green-800);
}
.btn-inverse:hover { background: #fff; }

/* inverse 区块内标题与文字 */
.inverse-band h2 { color: var(--text-on-inverse); }
.inverse-band .band-lede {
  font-size: 15px;
  color: var(--text-on-inverse);
  opacity: 0.7;
  margin-top: 12px;
}
.inverse-band.center { text-align: center; padding: 72px 0; }
.inverse-band.center h2 { font-size: 28px; line-height: 1.35; }
.inverse-band.center .btn { margin-top: 24px; }

/* ---------- 徽章 / 标签（Badge / Tag）---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;                    /* --type-caption */
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: var(--jing-green-050);
  color: var(--jing-green-700);
}
.badge-clay { background: var(--jing-clay-100); color: var(--jing-clay-600); }
.badge-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.badge-row.left { justify-content: flex-start; margin-top: 28px; gap: 10px; }

.tag {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  font-size: 13px;                    /* --type-body-sm */
  line-height: 1.7;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-warm);
  color: var(--text-body);
}

/* ---------- 卡片（components/display/Card）---------- */
.card {
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 32px;
  transition: box-shadow var(--duration-base) var(--ease-calm);
}
.card:hover { box-shadow: var(--shadow-raised); }
.card-lg { padding: 36px; }
.card h3 {
  font-size: 22px;                    /* --type-display-sm */
  line-height: 1.4;
}
.card p {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 10px;
}
.card-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1;
  color: var(--accent-warm);
  letter-spacing: 0.2em;
  margin-bottom: 14px;
}
.card-title-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

/* ---------- 吸顶导航（components/navigation/NavBar）---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 249, 244, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-warm);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-display);
}
.brand-logo { display: block; flex-shrink: 0; }
.brand-text {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}
.site-nav a:not(.btn) {
  font-size: 14px;                    /* --type-label */
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding-bottom: 3px;
  border-bottom: 1.5px solid transparent;
  transition: color var(--duration-fast) var(--ease-calm);
}
.site-nav a:not(.btn):hover { color: var(--text-strong); }
.site-nav a.active {
  color: var(--jing-green-700);
  border-bottom-color: var(--jing-green-700);
}
.nav-toggle { display: none; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ---------- 语言切换 ---------- */
.lang-switch {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-pill);
  padding: 7px 30px 7px 14px;
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--text-body);
  background: transparent url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%236B7370' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 12px center;
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-calm), color var(--duration-fast) var(--ease-calm);
}
.lang-switch:hover { border-color: var(--jing-green-300); color: var(--jing-green-700); }
.lang-switch:focus-visible { outline: 2px solid var(--jing-green-600); outline-offset: 2px; }

/* ---------- eyebrow（Shared.jsx Eyebrow）---------- */
.eyebrow {
  font-size: 13px;                    /* --type-eyebrow */
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--accent-warm);
  margin-bottom: 16px;
}
.eyebrow.center { text-align: center; }

/* ---------- 板块 ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--surface-alt); }

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section-head.left { text-align: left; margin: 0 0 48px; }
.section-head h2 {
  font-size: clamp(28px, 3.4vw, 36px); /* --type-display-lg */
  line-height: 1.3;
}
.section-head .lede {
  font-size: 17px;                     /* --type-body-lg */
  line-height: 1.9;
  color: var(--text-muted);
  margin-top: 18px;
}

/* ---------- 首屏（HomeScreen hero）---------- */
.hero { padding: 112px 0 96px; }
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(34px, 4.4vw, 48px); /* --type-display-xl */
  line-height: 1.25;
}
.hero-lede {
  font-size: 17px;                     /* --type-body-lg */
  line-height: 1.9;
  color: var(--text-body);
  max-width: 440px;
  margin-top: 24px;
}
.hero-cta {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 40px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

/* ---------- 照片框（Shared.jsx Photo · radius-xl）---------- */
.photo-frame {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-warm);
}
.photo-frame.ratio-3x4 { aspect-ratio: 3 / 4; }
.photo-frame.ratio-4x3 { aspect-ratio: 4 / 3; }
.photo-frame.ratio-21x9 { aspect-ratio: 21 / 9; }
.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 占位（微信二维码等） */
.placeholder {
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--text-faint);
  font-size: 12px;
  letter-spacing: 0.15em;
  background: var(--jing-paper-200);
  border: 1px solid var(--border-warm);
}
.placeholder small { font-size: 12px; opacity: .7; letter-spacing: 0.05em; }

/* ---------- 三步路径 ---------- */
.path-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.path-grid h3 { margin-top: 14px; }

/* ---------- 主理人引言（inverse）---------- */
.quote-band {
  background: var(--surface-inverse);
  text-align: center;
  padding: 96px 0;
}
.quote-mark {
  display: block;
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 500;
  line-height: 1;
  color: var(--text-on-inverse);
  opacity: 0.4;
  margin-bottom: 24px;
}
.quote-text {
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.4vw, 24px); /* Home quote 24/2 */
  line-height: 2;
  color: var(--text-on-inverse);
  letter-spacing: var(--tracking-display);
}
.quote-by {
  font-size: 12px;                     /* --type-caption */
  letter-spacing: 0.3em;
  color: var(--text-on-inverse);
  opacity: 0.6;
  margin-top: 28px;
}

/* ---------- 适合谁 ---------- */
.who-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.who-grid .card { padding: 28px 32px; }
.who-grid .card p { margin-top: 12px; }

/* ---------- 评估 CTA 带 ---------- */
.cta-band { text-align: center; }
.cta-band h2 {
  font-size: 28px;                     /* --type-display-md */
  line-height: 1.35;
}
.cta-band p {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 14px;
}
.cta-band .btn { margin-top: 28px; }

/* ---------- 课程卡 ---------- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.course-grid h3 { margin-top: 16px; }
.course-grid .btn { margin-top: 18px; }

/* ---------- 评估会看什么 ---------- */
.assess-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 88px;
}
.assess-title {
  font-size: 28px;                     /* --type-display-md */
  line-height: 1.35;
}
.dot-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 24px;
}
.dot-list li {
  position: relative;
  padding-left: 22px;
}
.dot-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-warm);
}
.dot-t {
  font-size: 14px;                     /* --type-label */
  font-weight: 500;
  color: var(--text-strong);
}
.dot-d {
  font-size: 13px;                     /* --type-body-sm */
  line-height: 1.7;
  color: var(--text-muted);
  margin-top: 2px;
}
.dot-list.compact { gap: 10px; margin-top: 20px; }
.dot-list.compact li {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
  padding-left: 17px;
}
.dot-list.compact li::before { width: 5px; height: 5px; }

/* ---------- 课程须知 ---------- */
.notice-wrap {
  max-width: var(--container-narrow);
  margin: 88px auto 0;
}
.notice-title {
  text-align: center;
  font-size: 28px;                     /* --type-display-md */
  line-height: 1.35;
  margin-bottom: 40px;
}
.notice-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.notice-item {
  border-bottom: 1px solid var(--border-warm);
  padding-bottom: 20px;
}
.notice-q {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 17px;
  line-height: 1.5;
  color: var(--text-display);
}
.notice-item p {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ---------- 专业认证 ---------- */
.cert-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.cert-grid h3 {
  font-size: 28px;                     /* --type-display-md */
  line-height: 1.35;
  margin-top: 18px;
}
.cert-sub {
  font-size: 12px;                     /* --type-caption */
  letter-spacing: 0.2em;
  color: var(--text-muted);
  margin-top: 6px;
}
.cert-grid .card p { font-size: 15px; color: var(--text-body); margin-top: 18px; }

/* ---------- 双认证意味着（inverse）---------- */
.inverse-band { background: var(--surface-inverse); }
.inverse-band .eyebrow { color: var(--text-on-inverse); opacity: 0.6; }
.mean-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 48px;
}
.mean-item { text-align: center; }
.mean-item h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  line-height: 1.4;
  color: var(--text-on-inverse);
}
.mean-item p {
  font-size: 15px;
  color: var(--text-on-inverse);
  opacity: 0.72;
  margin-top: 12px;
}

/* ---------- 分隔标题（Divider label）---------- */
.divider-label {
  display: flex;
  align-items: center;
  gap: 20px;
  text-align: center;
}
.divider-label::before,
.divider-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border-warm);
}
.divider-label span {
  font-size: 12px;                     /* --type-caption */
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ---------- 静静的认证 ---------- */
.certjing-note {
  font-size: 15px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 28px;
}
.center-cta { text-align: center; margin-top: 32px; }

/* ---------- 关于静静 ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about-copy h2 {
  font-size: clamp(28px, 3.4vw, 36px); /* --type-display-lg */
  line-height: 1.3;
}
.about-lede {
  font-size: 17px;                     /* --type-body-lg */
  line-height: 1.9;
  color: var(--text-body);
  margin-top: 24px;
}
.about-lede + .about-lede { margin-top: 16px; }
.about-p3 {
  font-size: 15px;                     /* --type-body */
  line-height: 1.9;
  color: var(--text-muted);
  margin-top: 16px;
}

/* ---------- 她们的改变 ---------- */
.stories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.story-card { display: flex; flex-direction: column; }
.story-photo {
  margin: -32px -32px 20px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 1px) calc(var(--radius-lg) - 1px) 0 0;
}
.story-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.story-mark {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  line-height: 1;
  color: var(--jing-green-300);
}
.story-card p {
  font-size: 15px;
  color: var(--text-body);
  margin-top: 8px;
}
.story-card footer { margin-top: 16px; }
.story-who {
  font-size: 12px;                     /* --type-caption */
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.story-note {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 4px;
}

/* ---------- 工作室 ---------- */
.studio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.studio-grid h2 {
  font-size: 28px;                     /* --type-display-md */
  line-height: 1.35;
}
.studio-lede {
  font-size: 15px;
  color: var(--text-body);
  max-width: 420px;
  margin-top: 18px;
}
.studio-grid .btn { margin-top: 24px; }
.space-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}
.space-item {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.space-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-calm);
}
.space-item:hover img { transform: scale(1.04); }

/* ---------- 内页题头 ---------- */
.page-head {
  text-align: center;
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 96px 24px 56px;
}
.page-head h1 {
  font-size: clamp(28px, 3.4vw, 36px); /* --type-display-lg */
  line-height: 1.3;
}
.page-head .lede {
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-muted);
  margin-top: 18px;
}
.page-head .lede.body { color: var(--text-body); }

/* ---------- Tabs（components/navigation/Tabs）---------- */
.tabs {
  display: flex;
  justify-content: center;
  gap: 28px;
  border-bottom: 1px solid var(--border-warm);
}
.tab {
  appearance: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 14px;                    /* --type-label */
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 10px 2px 12px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--duration-fast) var(--ease-calm), border-color var(--duration-fast) var(--ease-calm);
}
.tab.active {
  color: var(--jing-green-700);
  border-bottom-color: var(--jing-green-700);
}
.tab-panel[hidden] { display: none; }

/* ---------- 表单（components/forms）---------- */
.booking-card { padding: 40px; }
.form-stack {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.field-label {
  display: block;
  font-size: 14px;                    /* --type-label */
  font-weight: 500;
  line-height: 1.4;
  color: var(--text-strong);
  margin-bottom: 6px;
}
.input, .textarea, .select {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-strong);
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-calm), box-shadow var(--duration-fast) var(--ease-calm);
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--border-focus);
  box-shadow: var(--focus-ring);
}
.input.error { border-color: var(--jing-danger); box-shadow: none; }
.textarea { min-height: 96px; resize: vertical; line-height: 1.7; }
.select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 36px;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%236B7370' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
.select.placeholder-shown { color: var(--text-muted); }
.field-hint {
  font-size: 12px;                    /* --type-caption */
  color: var(--text-muted);
  margin-top: 6px;
}
.field-error {
  font-size: 12px;
  color: var(--jing-danger);
  margin-top: 6px;
}
.field-error[hidden] { display: none; }
.radio-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.radio, .checkbox {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 15px;
  color: var(--text-body);
}
.radio input, .checkbox input { accent-color: var(--accent-primary); width: 17px; height: 17px; }
/* booking 页顶部咨询横幅 */
.booking-banner { padding: 0 0 48px; }

/* booking 页微信二维码 */
.booking-qr {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 28px;
}
.booking-qr img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--border-hairline);
}
.booking-qr span {
  font-size: 13px;                     /* --type-body-sm */
  color: var(--text-muted);
  line-height: 2;
  letter-spacing: 0.05em;
}

/* ---------- Dialog / Toast（components/feedback）---------- */
@keyframes jingFadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes jingRise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes jingToastUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.dialog-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(35, 41, 38, 0.4);
  display: grid;
  place-items: center;
  padding: 24px;
  animation: jingFadeIn var(--duration-base) var(--ease-calm);
}
.dialog-overlay[hidden] { display: none; }
.dialog {
  width: 100%;
  max-width: 440px;
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-overlay);
  padding: 32px;
  animation: jingRise var(--duration-base) var(--ease-calm);
}
.dialog h3 { font-size: 22px; margin-bottom: 12px; }
.dialog p { font-size: 15px; color: var(--text-body); }
.dialog-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
}
.toast {
  position: fixed;
  bottom: 32px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  z-index: 120;
  pointer-events: none;
}
.toast[hidden] { display: none; }
.toast span {
  font-size: 13px;
  letter-spacing: 0.03em;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-raised);
  background: var(--jing-success);
  color: #fff;
  animation: jingToastUp var(--duration-base) var(--ease-calm);
}
.toast-err span { background: var(--jing-danger); }

/* ---------- 卡内证书图（CertificationScreen figure）---------- */
.cert-fig {
  margin: 24px 0 0;
}
.cert-fig img {
  width: 100%;
  display: block;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-hairline);
}
.cert-fig figcaption {
  font-size: 12px;                     /* --type-caption */
  color: var(--text-muted);
  margin-top: 10px;
}

.todo {
  color: var(--accent-warm);
  font-size: 0.85em;
  letter-spacing: 0.02em;
}

/* ---------- 页脚（Shared.jsx SiteFooter）---------- */
.site-footer {
  background: var(--surface-inverse);
  color: var(--text-on-inverse);
  padding: 64px 0 40px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.08em;
}
.footer-brand svg { display: block; }
.footer-tagline {
  font-size: 13px;                     /* --type-body-sm */
  line-height: 1.7;
  opacity: 0.65;
  margin-top: 16px;
  max-width: 320px;
}
.footer-cols {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col-title {
  font-size: 12px;                     /* --type-caption */
  letter-spacing: 0.25em;
  opacity: 0.5;
  margin-bottom: 4px;
}
.footer-col a,
.footer-col span {
  font-size: 13px;                     /* --type-body-sm */
  line-height: 1.7;
  color: var(--text-on-inverse);
  opacity: 0.8;
}
.footer-col a:hover { opacity: 1; }
.footer-qr { margin-top: 16px; }
.footer-qr img {
  width: 88px;
  height: 88px;
  object-fit: cover;
  display: block;
  border-radius: 8px;
  background: #fff;
  padding: 4px;
  box-sizing: border-box;
}
.footer-qr span {
  display: block;
  font-size: 12px;                     /* --type-caption */
  opacity: 0.55;
  margin-top: 8px;
}
.footer-meta {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(244, 241, 233, 0.15);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;                     /* --type-caption */
  opacity: 0.45;
}
.site-footer .todo { color: inherit; }

/* ---------- 滚动淡入（无 JS 时自动全部可见） ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--duration-slow) var(--ease-calm), transform var(--duration-slow) var(--ease-calm);
}
.js .reveal.in {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
.br-desktop { display: inline; }

@media (max-width: 900px) {
  .section { padding: 72px 0; }
  .br-desktop { display: none; }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    background: none;
    border: 1px solid var(--border-warm);
    border-radius: var(--radius-md);
    cursor: pointer;
    padding: 0 10px;
  }
  .nav-toggle span {
    display: block;
    height: 2px;
    background: var(--text-strong);
    border-radius: 2px;
  }
  .site-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--surface-page);
    border-bottom: 1px solid var(--border-warm);
    padding: 12px 24px 24px;
  }
  .site-nav.open { display: flex; }
  .site-nav a:not(.btn) {
    padding: 14px 4px;
    border-bottom: 1px solid var(--border-hairline);
  }
  .site-nav .btn { margin-top: 18px; }
  .header-actions { margin-left: auto; }

  .hero { padding: 64px 0 56px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-inner .photo-frame { order: -1; max-width: 380px; }

  .path-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: 1fr; }
  .course-grid { grid-template-columns: 1fr; }
  .assess-grid { grid-template-columns: 1fr; gap: 32px; margin-top: 64px; }
  .notice-wrap { margin-top: 64px; }
  .cert-grid { grid-template-columns: 1fr; }
  .mean-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-grid .photo-frame { max-width: 380px; }
  .stories-grid { grid-template-columns: 1fr; }
  .studio-grid { grid-template-columns: 1fr; gap: 32px; }
  .booking-card { padding: 28px 22px; }
  .page-head { padding: 72px 24px 40px; }
  .tabs { gap: 18px; overflow-x: auto; }
  .footer-top { flex-direction: column; gap: 40px; }
}

@media (max-width: 560px) {
  .quote-band { padding: 72px 0; }
  .hero-badges { gap: 8px; }
  .lang-switch { padding: 6px 26px 6px 10px; font-size: 12px; background-position: right 10px center; }
  .footer-cols { gap: 40px; }
  .footer-meta { flex-direction: column; }
}

/* ---------- 体验课前调查（survey.html）---------- */
.survey-progress {
  height: 3px;
  background: var(--jing-green-100);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 28px;
}
.survey-progress span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--jing-green-700);
  transition: width var(--duration-base) var(--ease-calm);
}
.sv-step { display: none; }
.sv-step.active { display: block; animation: jingRise var(--duration-base) var(--ease-calm); }
.sv-step-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 26px;
}
.sv-step-head h3 { font-size: 19px; }
.sv-count {
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
}
.sv-q { margin-bottom: 28px; }
.sv-q-label {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-display);
  margin-bottom: 12px;
}
.sv-q-label small {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--text-muted);
  margin-top: 3px;
}
.opt-list { display: flex; flex-direction: column; gap: 10px; }
.opt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.opt {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-md);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  color: var(--text-body);
  text-align: left;
  transition: border-color var(--duration-fast) var(--ease-calm), background var(--duration-fast) var(--ease-calm);
}
.opt:hover { border-color: var(--jing-green-300); }
.opt-mark {
  width: 18px;
  height: 18px;
  border: 1px solid var(--jing-green-300);
  flex-shrink: 0;
  position: relative;
  transition: background var(--duration-fast) var(--ease-calm), border-color var(--duration-fast) var(--ease-calm);
}
.opt-mark.round { border-radius: 50%; }
.opt-mark.square { border-radius: 5px; }
.opt.selected {
  border-color: var(--jing-green-700);
  background: var(--jing-green-050);
}
.opt.selected .opt-mark {
  background: var(--jing-green-700);
  border-color: var(--jing-green-700);
  box-shadow: inset 0 0 0 3.5px #fff;
}
.scale-row { display: flex; gap: 10px; }
.scale-hints {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.scale-btn {
  flex: 1;
  height: 46px;
  background: #fff;
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-md);
  font: inherit;
  font-size: 15px;
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-calm), background var(--duration-fast) var(--ease-calm), color var(--duration-fast) var(--ease-calm);
}
.scale-btn:hover { border-color: var(--jing-green-300); }
.scale-btn.selected {
  background: var(--jing-green-700);
  border-color: var(--jing-green-700);
  color: #fff;
}
.sv-nav { display: flex; gap: 12px; margin-top: 34px; }
.sv-nav .btn-next { flex: 1; }
.sv-error {
  margin: 0 0 16px;
  padding: 11px 16px;
  background: var(--jing-danger-bg, #F3E4E1);
  border: 1px solid var(--jing-danger);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--jing-danger);
}
/* 成功页 */
.sv-done-head { text-align: center; padding: 8px 0 28px; }
.sv-done-mark {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--jing-green-050);
  border: 1px solid var(--jing-green-700);
  color: var(--jing-green-700);
  font-size: 26px;
  line-height: 54px;
}
.sv-summary {
  background: #fff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.sv-sum-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 13px 22px;
  background: var(--jing-green-100);
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-display);
}
.sv-sum-title time { font-family: var(--font-sans); font-size: 11px; font-weight: 400; color: var(--text-muted); }
.sv-sum-sec {
  padding: 7px 22px;
  background: var(--jing-green-050);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--text-muted);
}
.sv-sum-row { padding: 12px 22px; border-bottom: 1px solid var(--jing-green-050); }
.sv-sum-row:last-child { border-bottom: none; }
.sv-sum-row .k { font-size: 11px; color: var(--text-muted); margin-bottom: 3px; }
.sv-sum-row .v { font-size: 14px; color: var(--text-body); line-height: 1.6; }
.sv-hint {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 18px;
  padding: 14px 18px;
  background: var(--jing-paper-100);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}
@media (max-width: 560px) {
  .opt-grid { grid-template-columns: 1fr; }
  .sv-nav { flex-wrap: wrap; }
}