/* 悠沐健身 U.Move Fitness — 品牌官網共用樣式
   色票／字體規範來源：~/.claude/skills/_brand/brand-guide.md */

:root {
  --color-mist: #97A6B8;   /* 主色：霧藍灰 */
  --color-dark: #2E3B4E;   /* 深藍 */
  --color-cream: #F2EFE9;  /* 米杏 */
  --color-text: #2B2B2E;   /* 深灰內文 */
  --color-text-soft: #5A5F66;
  --color-accent: #5A7290; /* 品牌強調色 */
  --color-line: #E4DFD5;   /* 米杏色系分隔線 */
  --color-white: #FFFFFF;
  --color-black: #000000;

  --font-serif: "Songti TC", "Noto Serif TC", serif;
  --font-sans: "Noto Sans TC", -apple-system, "PingFang TC", "Helvetica Neue", Arial, sans-serif;

  --max-width: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 0.6em;
  color: var(--color-text);
}

h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; color: var(--color-text-soft); }

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

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 1.2em;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.nav__brand {
  display: flex;
  align-items: center;
}

.nav__brand img { height: 34px; width: auto; }

.nav__links {
  display: flex;
  gap: 32px;
  font-size: 0.95rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links a { position: relative; padding: 4px 0; }
.nav__links a:hover { color: var(--color-accent); }
.nav__links a.is-active { color: var(--color-accent); }

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-dark);
  color: var(--color-white) !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.nav__cta:hover { background: var(--color-accent); }

.nav__toggle { display: none; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 999px;
  font-size: 0.98rem;
  letter-spacing: 0.03em;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary { background: var(--color-dark); color: var(--color-white); }
.btn-primary:hover { background: var(--color-accent); }

.btn-outline { border-color: var(--color-dark); color: var(--color-dark); }
.btn-outline:hover { background: var(--color-dark); color: var(--color-white); }

.btn-ghost { border-color: rgba(255,255,255,0.6); color: var(--color-white); }
.btn-ghost:hover { background: rgba(255,255,255,0.15); }

.btn-row { display: flex; flex-wrap: wrap; gap: 16px; }

/* ===== Hero (editorial split — 呼應版型A) ===== */
.hero {
  display: grid;
  grid-template-columns: 380px 1fr;
  min-height: 78vh;
}

.hero__side {
  background: var(--color-mist);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.hero__side img { width: 220px; max-width: 70%; }

.hero__main {
  background: var(--color-cream);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 64px;
}

.hero__main p.lede {
  font-size: 1.15rem;
  max-width: 46ch;
}

/* ===== Sections ===== */
.section { padding: 96px 0; }
.section--tight { padding: 64px 0; }
.section--dark { background: var(--color-dark); color: var(--color-white); }
.section--dark h2, .section--dark h3 { color: var(--color-white); }
.section--dark p { color: rgba(255,255,255,0.82); }
.section--cream { background: var(--color-cream); }
.section--mist {
  background: var(--color-mist);
  color: var(--color-white);
}
.section--mist h2 { color: var(--color-white); }
.section--mist p { color: rgba(255,255,255,0.9); }

.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.divider {
  width: 64px;
  height: 1px;
  background: var(--color-accent);
  border: none;
  margin: 24px 0;
}
.section--dark .divider, .section--mist .divider { background: rgba(255,255,255,0.6); }

/* ===== Grids / Cards ===== */
.grid { display: grid; gap: 32px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 4px;
  padding: 36px 30px;
}

.card__icon { font-size: 1.6rem; margin-bottom: 16px; display: block; }

.tag {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
}

/* ===== Pricing / service cards ===== */
.plan {
  border: 1px solid var(--color-line);
  border-radius: 4px;
  padding: 40px 34px;
  background: var(--color-white);
}
.plan--featured {
  border-color: var(--color-dark);
  box-shadow: 0 18px 40px -24px rgba(46,59,78,0.35);
}
.plan__price {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  color: var(--color-dark);
  margin: 10px 0 6px;
}
.plan__price span { font-size: 0.95rem; color: var(--color-text-soft); font-family: var(--font-sans); }

.plan ul { list-style: none; padding: 0; margin: 20px 0 28px; }
.plan li {
  padding: 8px 0;
  border-top: 1px solid var(--color-line);
  color: var(--color-text-soft);
  font-size: 0.95rem;
}
.plan li:first-child { border-top: none; }

/* ===== Rating strip ===== */
.rating {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.rating__stars { color: var(--color-accent); font-size: 1.3rem; letter-spacing: 2px; }
.rating__num { font-family: var(--font-serif); font-size: 1.6rem; }

/* ===== Coach cards ===== */
.coach-card__photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 20px;
}
.coach-card__tags { color: var(--color-text-soft); font-size: 0.92rem; margin: 10px 0 18px; }
.coach-card details summary {
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  list-style: none;
}
.coach-card details summary::-webkit-details-marker { display: none; }
.coach-card details summary::before { content: "查看完整經歷與證照 +"; }
.coach-card details[open] summary::before { content: "收起 –"; }
.coach-card details .coach-detail-body {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-line);
}
.coach-card details .coach-detail-body p.tag { margin-bottom: 8px; }
.coach-card details .coach-detail-body ul {
  padding-left: 1.1em;
  margin: 0 0 16px;
  color: var(--color-text-soft);
  font-size: 0.92rem;
}

/* ===== FAQ (accordion, semantic <details>) ===== */
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-item summary {
  padding: 22px 4px;
  cursor: pointer;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-sans);
  font-size: 1.4rem;
  color: var(--color-accent);
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item .faq-a { padding: 0 4px 22px; color: var(--color-text-soft); max-width: 68ch; }

/* ===== Persona list ===== */
.persona-list { list-style: none; padding: 0; margin: 0; }
.persona-list li {
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,0.18);
  display: flex;
  gap: 16px;
  color: rgba(255,255,255,0.88);
}
.persona-list li:first-child { border-top: none; }
.persona-list b { color: var(--color-white); font-family: var(--font-serif); min-width: 9em; display: inline-block; }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.75);
  padding: 72px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-logo { height: 40px; width: auto; margin-bottom: 18px; }

.footer-grid h4 {
  color: var(--color-white);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-grid p, .footer-grid a { color: rgba(255,255,255,0.72); font-size: 0.95rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 12px; }
.footer-grid a:hover { color: var(--color-white); }

.footer-map {
  display: block;
  margin-top: 14px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.15);
}
.footer-map iframe { display: block; width: 100%; height: 140px; border: 0; pointer-events: none; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

.note {
  font-size: 0.82rem;
  color: var(--color-text-soft);
  background: var(--color-cream);
  border: 1px dashed var(--color-line);
  padding: 14px 18px;
  border-radius: 4px;
}

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero__side { padding: 28px; }
  .hero__side img { width: 40px; }
  .hero__main { padding: 56px 28px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .nav__links { display: none; }
  .section { padding: 64px 0; }
}