/* ═══════════════════════════════════════════════════════════════
   MÙLIGHT — 王牧絃｜八字．風水．靈性設計
   電影感單頁網站 · 明暗交錯 · 精品節奏
   ═══════════════════════════════════════════════════════════════ */

/* ── 色彩與設計變數 ─────────────────────────────────────────── */
:root {
  /* 暗場 */
  --ink:        #161210;
  --ink-deep:   #0E0B0A;
  --ink-soft:   #1C1714;
  --ink-lift:   #2A2320;
  /* 亮場 */
  --cream:      #F2EDE6;
  --cream-warm: #E8E0D5;
  /* 品牌 */
  --mocha:      #9E7B6A;
  --mocha-soft: #B99B8C;
  /* 金 */
  --gold:       #C6A664;
  --gold-light: #E3C88D;
  --gold-deep:  #A8813F;
  --gold-grad:  linear-gradient(135deg, #C6A664 0%, #E3C88D 50%, #C6A664 100%);
  /* 靈性色（僅用於星芒、光暈、轉場） */
  --violet:     #8B6FB0;
  --ice:        #A8C8E8;
  --aura-grad:  linear-gradient(135deg, #8B6FB0 0%, #A8C8E8 100%);
  /* 文字 */
  --text-on-dark:       #F2EDE6;
  --text-on-dark-mute:  rgba(242, 237, 230, 0.74);
  --text-on-light:      #161210;
  --text-on-light-mute: rgba(22, 18, 16, 0.72);
  /* 線條 */
  --hairline-dark:  rgba(198, 166, 100, 0.28);
  --hairline-light: rgba(22, 18, 16, 0.14);

  /* 字體 */
  --font-serif-tc: "Noto Serif TC", "Songti TC", serif;
  --font-serif-en: "Cormorant Garamond", "Noto Serif TC", serif;
  --font-sans-tc:  "Noto Sans TC", "PingFang TC", sans-serif;

  /* 流體字級 */
  --fs-display: clamp(3.5rem, 11vw, 11rem);
  /* 所有大標題（區段標題、宣言、最終 CTA）共用同一字級，
     尺寸取自「最長一行 13 字」在 900px 內容寬度中不被拆行的上限 */
  --fs-statement: clamp(1.375rem, 4.8vw, 4rem);
  --fs-h1:      clamp(2.75rem, 7vw, 6.5rem);
  --fs-h2:      clamp(2rem, 4.5vw, 3.75rem);
  --fs-h3:      clamp(1.375rem, 2.4vw, 1.875rem);
  --fs-body:    clamp(1rem, 1.15vw, 1.125rem);
  --fs-small:   clamp(0.875rem, 1.05vw, 1rem);
  --fs-eyebrow: clamp(0.75rem, 0.9vw, 0.875rem);

  /* 間距（8pt 網格） */
  --space-1: 8px;   --space-2: 16px;  --space-3: 24px;  --space-4: 32px;
  --space-6: 48px;  --space-8: 64px;  --space-10: 80px; --space-12: 96px;
  --space-16: 128px;
  --section-pad: clamp(120px, 18vh, 220px);
  --gutter: clamp(24px, 6vw, 120px);
  --content-max: 1440px;

  /* 動效 */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);        /* ≈ power3.out */
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);        /* ≈ expo.out */
  --dur-slow: 1.2s;
  --dur-med: 0.8s;

  /* 目前背景（JS 於捲動時插值更新） */
  --bg-current: var(--ink);

  /* 五行——暗場（降飽和度品牌相容版） */
  --wu-wood:  #6F8F6B;  /* 木 · 苔綠 */
  --wu-fire:  #B85C44;  /* 火 · 赤陶 */
  --wu-earth: #8F7250;  /* 土 · 赭褐 */
  --wu-metal: #EBD9A8;  /* 金 · 淡香檳 */
  --wu-water: #46698E;  /* 水 · 靛藍 */

  /* 五行——亮場（珠寶區若日後複用） */
  --wu-wood-l:  #4A6647;
  --wu-fire-l:  #8E3E2C;
  --wu-earth-l: #6B5436;
  --wu-metal-l: #A8813F;
  --wu-water-l: #2F4C6B;
}

/* ── Reset 與基礎 ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  font-family: var(--font-sans-tc);
  /* 400 (Regular)：300 Light 在暗底上筆畫過細，中文長文尤其吃力 */
  font-weight: 400;
  font-size: var(--fs-body);
  /* 中文長文需要更寬鬆的呼吸感：行距 2.1、字距 0.04em。
     不在內文啟用 "palt"（標點擠壓）——那會讓整段看起來更擠。 */
  line-height: 2.1;
  letter-spacing: 0.04em;
  color: var(--text-on-dark);
  background-color: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3 {
  font-family: var(--font-serif-tc);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: 0.04em;
  text-wrap: balance;
  font-feature-settings: "palt" 1;   /* 標點擠壓只用於標題 */
}
p { text-wrap: pretty; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ol, ul { list-style: none; }

::selection { background: rgba(198, 166, 100, 0.35); color: var(--text-on-dark); }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

.skip-link {
  position: fixed; top: -100px; left: var(--space-2);
  z-index: 10001;
  padding: 12px 20px;
  background: var(--ink-deep); color: var(--gold);
  border: 1px solid var(--hairline-dark);
  font-size: var(--fs-small);
  transition: top 0.3s var(--ease-out);
}
.skip-link:focus-visible { top: var(--space-2); }

/* ── Logo 遮罩上色（以透明 PNG 為 alpha mask，任意填色） ───── */
.logo-mask {
  display: inline-block;
  background: var(--gold-grad);
  -webkit-mask-image: url("assets/logo/mulight-mark.png");
          mask-image: url("assets/logo/mulight-mark.png");
  -webkit-mask-size: contain; mask-size: contain;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
}

/* 星芒遮罩上色（starburst.svg 為 alpha mask） */
.star-mask {
  display: inline-block;
  background: var(--gold);
  -webkit-mask-image: url("assets/logo/starburst.svg");
          mask-image: url("assets/logo/starburst.svg");
  -webkit-mask-size: contain; mask-size: contain;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
}

/* ── 顆粒質感（SVG feTurbulence，不載入外部圖檔） ──────────── */
.grain {
  position: fixed; inset: -100px; z-index: 9999;
  pointer-events: none;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  animation: grainShift 0.6s steps(3) infinite;
}
@keyframes grainShift {
  0%   { transform: translate(0, 0); }
  33%  { transform: translate(-40px, 25px); }
  66%  { transform: translate(30px, -35px); }
  100% { transform: translate(0, 0); }
}

/* ── Preloader ─────────────────────────────────────────────── */
/* JS 停用時不顯示 preloader，避免永久遮擋內容 */
html:not(.js) .preloader { display: none; }
.preloader {
  position: fixed; inset: 0; z-index: 10000;
  display: flex; align-items: center; justify-content: center;
  background: var(--ink-deep);
  transition: transform 0.9s var(--ease-expo);
}
.preloader.is-done { transform: translateY(-101%); }
.preloader__inner { text-align: center; }
.preloader__logo { position: relative; width: clamp(120px, 20vw, 200px); margin: 0 auto; }
.preloader__star {
  width: 44%; margin: 0 auto; display: block;
  color: var(--mocha);
  stroke: currentColor; stroke-width: 4; fill: none;
}
.preloader__star-path {
  stroke-dasharray: 1600; stroke-dashoffset: 1600;
  animation: drawPath 1.2s var(--ease-out) forwards;
}
@keyframes drawPath { to { stroke-dashoffset: 0; } }
.preloader__mark {
  width: 100%; aspect-ratio: 1;
  margin-top: -44%;
  background: var(--gold-grad);
  background-size: 250% 100%;
  background-position: 100% 0;
  -webkit-mask-image: url("assets/logo/mulight-mark.png");
          mask-image: url("assets/logo/mulight-mark.png");
  -webkit-mask-size: contain; mask-size: contain;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
  opacity: 0;
  animation: markIn 0.6s var(--ease-out) 1.1s forwards, goldSweep 0.9s var(--ease-out) 1.2s forwards;
}
@keyframes markIn { to { opacity: 1; } }
@keyframes goldSweep { from { background-position: 100% 0; } to { background-position: 0% 0; } }
.preloader__count {
  margin-top: var(--space-4);
  font-family: var(--font-serif-en);
  font-weight: 300;
  font-size: clamp(0.875rem, 1.2vw, 1.0625rem);
  letter-spacing: 0.5em; text-indent: 0.5em;
  color: var(--gold);
}

/* ── 自訂游標（桌機） ──────────────────────────────────────── */
.cursor {
  position: fixed; top: 0; left: 0; z-index: 9500;
  width: 8px; height: 8px;
  pointer-events: none;
  display: none;
  will-change: transform;
}
@media (pointer: fine) { .cursor { display: block; } }
.cursor__star {
  position: absolute; inset: 0;
  color: var(--gold);
  transition: transform 0.5s var(--ease-out), opacity 0.3s;
}
.cursor__ring {
  position: absolute; inset: 0;
  border: 1px solid var(--gold);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s;
}
.cursor__label {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; letter-spacing: 0.2em; text-indent: 0.2em;
  color: var(--gold);
  opacity: 0;
  transition: opacity 0.3s;
}
.cursor, .cursor__star, .cursor__ring, .cursor__label { transition-property: width, height, transform, opacity; }
.cursor.is-link .cursor__star { transform: rotate(45deg) scale(0.5); opacity: 0.4; }
.cursor.is-link .cursor__ring { opacity: 1; }
.cursor.is-media .cursor__star { opacity: 0; }
.cursor.is-media .cursor__ring { opacity: 1; }
.cursor.is-media .cursor__label { opacity: 1; }
body.has-cursor, body.has-cursor a, body.has-cursor button { cursor: none; }

/* ── 導覽列 ────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 8000;
  transition: transform 0.6s var(--ease-out), background-color 0.5s, backdrop-filter 0.5s;
}
.nav.is-hidden { transform: translateY(-100%); }
.nav.is-solid {
  background: rgba(14, 11, 10, 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
body[data-scene="light"] .nav.is-solid {
  background: rgba(242, 237, 230, 0.6);
}
.nav__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(14px, 2vh, 22px) var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3);
}
.nav__logo { display: flex; align-items: center; gap: 12px; }
.nav__logo-mark { width: 34px; height: 34px; }
body[data-scene="light"] .nav__logo-mark { background: var(--mocha); }
.nav__logo-text {
  font-family: var(--font-serif-en);
  font-weight: 400;
  font-size: 1.0625rem;
  letter-spacing: 0.3em;
  color: var(--text-on-dark);
  transition: color 0.5s;
}
body[data-scene="light"] .nav__logo-text { color: var(--text-on-light); }
.nav__links { display: flex; gap: clamp(18px, 2.5vw, 40px); }
.nav__link {
  position: relative;
  font-size: var(--fs-small);
  letter-spacing: 0.12em;
  color: var(--text-on-dark-mute);
  padding: 6px 2px;
  transition: color 0.4s;
}
.nav__link::after {
  content: "";
  position: absolute; left: 50%; bottom: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.5s var(--ease-out), left 0.5s var(--ease-out);
}
.nav__link:hover { color: var(--text-on-dark); }
.nav__link:hover::after { width: 100%; left: 0; }
body[data-scene="light"] .nav__link { color: var(--text-on-light-mute); }
body[data-scene="light"] .nav__link:hover { color: var(--text-on-light); }
body[data-scene="light"] .nav__link::after { background: var(--gold-deep); }
.nav__actions { display: flex; align-items: center; gap: var(--space-2); }
.nav__burger {
  display: none;
  width: 44px; height: 44px;
  position: relative;
}
.nav__burger span {
  position: absolute; left: 10px; right: 10px;
  height: 1px; background: currentColor;
  transition: transform 0.5s var(--ease-out), top 0.5s var(--ease-out);
}
.nav__burger span:nth-child(1) { top: 18px; }
.nav__burger span:nth-child(2) { top: 26px; }
.nav__burger.is-open span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { top: 22px; transform: rotate(-45deg); }
body[data-scene="light"] .nav__burger { color: var(--text-on-light); }

/* 手機全螢幕選單 */
.mobile-menu {
  position: fixed; inset: 0; z-index: 7900;
  background: rgba(14, 11, 10, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex; flex-direction: column; justify-content: center;
  padding: var(--gutter);
  opacity: 0; visibility: hidden;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu__links { display: flex; flex-direction: column; gap: var(--space-3); }
.mobile-menu__link {
  font-family: var(--font-serif-tc);
  font-size: clamp(2rem, 8vw, 3rem);
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--text-on-dark);
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.mobile-menu.is-open .mobile-menu__link { opacity: 1; transform: none; }
.mobile-menu.is-open .mobile-menu__link:nth-child(1) { transition-delay: 0.08s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(2) { transition-delay: 0.16s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(3) { transition-delay: 0.24s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(4) { transition-delay: 0.32s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(5) { transition-delay: 0.4s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(6) { transition-delay: 0.48s; }
.mobile-menu__link--cta { color: var(--gold); }
.mobile-menu__foot {
  position: absolute; bottom: var(--space-4); left: var(--gutter);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.35em;
  color: var(--text-on-dark-mute);
}

/* ── 通用元件 ──────────────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-sans-tc);
  font-weight: 400;
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.35em; text-indent: 0.35em;
  color: var(--mocha-soft);
  text-transform: uppercase;
}

.section-head {
  max-width: var(--content-max);
  margin: 0 auto var(--space-10);
  padding: 0 var(--gutter);
  text-align: center;
}
.section-head__rule {
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.section-head__rule::before,
.section-head__rule::after {
  content: "";
  flex: 0 1 160px;
  height: 1px;
  background: var(--hairline-dark);
}
.section-head__star {
  width: 18px; height: 18px;
  -webkit-mask-image: none; mask-image: none;
  background: none;
  position: relative;
}
.section-head__star::before {
  content: "✦";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 14px; line-height: 1;
}
.section-head__star--dark::before { color: var(--gold-deep); }
.section-head--light .section-head__rule::before,
.section-head--light .section-head__rule::after { background: var(--hairline-light); }

/* 大標題統一：同一字級、置中、維持作者指定的斷行（不自動拆行） */
.section-title,
.mission__statement,
.press__title,
.final__title,
.story__title {
  font-size: var(--fs-statement);
  text-align: center;
  text-wrap: nowrap;
}
.section-title {
  color: var(--text-on-dark);
}
.section-sub {
  margin-top: var(--space-3);
  font-size: var(--fs-h3);
  font-family: var(--font-serif-tc);
  color: var(--text-on-dark-mute);
  letter-spacing: 0.08em;
}
.section-sub--light { color: var(--text-on-light-mute); }

.section-cta {
  display: flex; justify-content: center;
  margin-top: var(--space-10);
}

/* 按鈕 */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 16px 44px;
  font-size: var(--fs-small);
  font-weight: 400;
  letter-spacing: 0.25em; text-indent: 0.25em;
  overflow: hidden;
  transition: color 0.6s var(--ease-out);
  will-change: transform;
}
.btn--primary {
  color: var(--gold-light);
  border: 1px solid transparent;
  background:
    linear-gradient(var(--ink), var(--ink)) padding-box,
    var(--gold-grad) border-box;
}
.btn--primary .btn__label { position: relative; z-index: 2; }
.btn--primary::before {
  content: "";
  position: absolute; inset: 0;
  background: var(--gold-grad);
  transform: translateX(-101%);
  transition: transform 0.7s var(--ease-expo);
  z-index: 1;
}
.btn--primary:hover { color: var(--ink); }
.btn--primary:hover::before { transform: translateX(0); }
.btn__starburst {
  position: absolute; top: 50%; left: 50%; z-index: 2;
  width: 6px; height: 6px;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  background: radial-gradient(circle, rgba(255,255,255,0.95), rgba(227,200,141,0) 70%);
  border-radius: 50%;
  transition: transform 0.7s var(--ease-out), opacity 0.7s;
  opacity: 0;
}
.btn--primary:hover .btn__starburst {
  transform: translate(-50%, -50%) scale(22);
  opacity: 0.35;
}
.btn--on-light {
  background:
    linear-gradient(var(--cream), var(--cream)) padding-box,
    linear-gradient(135deg, #A8813F, #C6A664, #A8813F) border-box;
  color: var(--gold-deep);
}
.btn--on-light:hover { color: var(--cream); }
.btn--on-light::before { background: linear-gradient(135deg, #A8813F, #C6A664, #A8813F); }
.btn--ghost {
  padding: 12px 8px;
  color: var(--text-on-dark);
  letter-spacing: 0.2em;
}
.btn--ghost::after {
  content: "";
  position: absolute; left: 50%; bottom: 6px;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: translateX(-50%) scaleX(0.35);
  transform-origin: center;
  transition: transform 0.6s var(--ease-out);
}
.btn--ghost:hover::after { transform: translateX(-50%) scaleX(1); }
.btn--nav {
  padding: 10px 24px;
  font-size: var(--fs-eyebrow);
  color: var(--gold-light);
  border: 1px solid var(--hairline-dark);
  transition: background-color 0.5s, color 0.5s, border-color 0.5s;
}
.btn--nav:hover { background: var(--gold); color: var(--ink); border-color: var(--gold); }
body[data-scene="light"] .btn--nav { color: var(--gold-deep); border-color: var(--hairline-light); }
body[data-scene="light"] .btn--nav:hover { background: var(--gold-deep); color: var(--cream); }
.btn--large {
  padding: 22px 64px;
  font-size: var(--fs-body);
}

/* 進場揭露的基礎狀態（JS 啟用後才隱藏，無 JS 時完整可見） */
.js [data-reveal] { opacity: 0; transform: translateY(48px); }
.js [data-reveal].is-visible {
  opacity: 1; transform: none;
  transition: opacity 1.1s var(--ease-out), transform 1.1s var(--ease-out);
}
.js [data-line-reveal] .line {
  display: block;
  overflow: hidden;
}
.js [data-line-reveal] .line > .line-inner {
  display: block;
  transform: translateY(110%);
  transition: transform 1.2s var(--ease-expo);
}
.js [data-line-reveal].is-visible .line > .line-inner { transform: none; }

/* 動畫無法執行時（頁面處於背景／嵌入式面板，過場不會前進）
   直接跳到最終狀態。內容永遠不該因為動畫沒跑完而消失。 */
.no-anim.js [data-reveal] { opacity: 1; transform: none; }
.no-anim.js [data-line-reveal] .line > .line-inner { transform: none; }
.no-anim.js [data-img-reveal] { clip-path: none; }
.no-anim.js [data-img-reveal] img { transform: none; }

/* 圖片揭露 */
.js [data-img-reveal] { clip-path: inset(100% 0 0 0); }
.js [data-img-reveal] img { transform: scale(1.15); }
.js [data-img-reveal].is-visible {
  clip-path: inset(0 0 0 0);
  transition: clip-path 1.3s var(--ease-expo);
}
.js [data-img-reveal].is-visible img {
  transform: scale(1);
  transition: transform 1.6s var(--ease-out);
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__video {
  width: 100%; height: 100%;
  object-fit: cover;
  will-change: transform;
}
.hero__shade {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 30%, rgba(14, 11, 10, 0.75) 100%),
    rgba(22, 18, 16, 0.55);
}

/* 影片缺檔降級：氛圍場景 */
.media-fallback {
  position: absolute; inset: 0;
  display: none;
  overflow: hidden;
  background:
    radial-gradient(ellipse 120% 90% at 70% 15%, #241c17 0%, var(--ink) 55%, var(--ink-deep) 100%);
}
.media-missing .media-fallback { display: block; }
.media-missing video { display: none; }
.media-fallback__aura {
  position: absolute;
  width: 60vmax; height: 60vmax;
  top: -18vmax; right: -12vmax;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 166, 100, 0.14) 0%, transparent 65%);
  animation: auraDrift 14s ease-in-out infinite alternate;
}
.media-fallback__aura--2 {
  top: auto; right: auto; bottom: -25vmax; left: -15vmax;
  background: radial-gradient(circle, rgba(139, 111, 176, 0.1) 0%, transparent 65%);
  animation-delay: -7s;
}
.media-fallback__aura--warm {
  background: radial-gradient(circle, rgba(198, 166, 100, 0.22) 0%, transparent 65%);
}
.media-fallback__aura--dawn {
  top: -10vmax; left: 20%;
  background: radial-gradient(circle, rgba(227, 200, 141, 0.15) 0%, rgba(139, 111, 176, 0.07) 45%, transparent 70%);
}
@keyframes auraDrift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-6vmax, 5vmax) scale(1.15); }
}
.media-fallback__watermark {
  position: absolute;
  width: 55vmin; height: 55vmin;
  right: 8%; top: 50%;
  transform: translateY(-50%);
  opacity: 0.05;
}
.media-fallback__watermark--dark { background: var(--mocha); opacity: 0.08; }
.media-fallback--amulet {
  background:
    radial-gradient(ellipse 100% 80% at 50% 30%, #FBF8F3 0%, var(--cream) 60%, var(--cream-warm) 100%);
}
.media-fallback--journey {
  background:
    linear-gradient(180deg, var(--ink-deep) 0%, #1d1610 45%, #3a2c1e 80%, #5a4426 100%);
}

.hero__content {
  position: relative; z-index: 2;
  max-width: var(--content-max);
  width: 100%;
  margin: 0 auto;
  padding: calc(var(--space-16)) var(--gutter) var(--space-16);
}
.hero__eyebrow { margin-bottom: var(--space-4); }
.hero__title {
  font-size: var(--fs-display);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--text-on-dark);
}
.hero__title-line { display: block; }
.hero__title .char {
  display: inline-block;
  will-change: transform;
}
.hero__title .char-mask {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
}
.hero__title-line--gold {
  background: linear-gradient(110deg, #C6A664 0%, #E3C88D 25%, #C6A664 50%, #E3C88D 75%, #C6A664 100%);
  background-size: 300% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: goldFlow 9s linear infinite;
}
/* 拆字後 background-clip: text 無法穿透 inline-block 子元素，
   改為逐字上漸層；父層還原，避免漸層被整塊畫出 */
.js .hero__title-line--gold {
  background: none;
  -webkit-text-fill-color: currentColor;
  color: var(--gold-light);
  animation: none;
}
.js .hero__title-line--gold .char {
  background: linear-gradient(110deg, #C6A664 0%, #E3C88D 25%, #C6A664 50%, #E3C88D 75%, #C6A664 100%);
  background-size: 400% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: goldFlow 9s linear infinite;
}
@keyframes goldFlow {
  from { background-position: 0% 0; }
  to   { background-position: 300% 0; }
}
.hero__sub {
  margin-top: var(--space-6);
  max-width: 34em;
  color: var(--text-on-dark);
  opacity: 0.75;
}
.hero__cta {
  margin-top: var(--space-8);
  display: flex; align-items: center; flex-wrap: wrap;
  gap: var(--space-4);
}
.hero__scroll {
  position: absolute; bottom: var(--space-4); left: 50%; z-index: 2;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 14px;
}
.hero__scroll-line {
  width: 1px; height: 64px;
  position: relative;
  overflow: hidden;
  background: rgba(198, 166, 100, 0.15);
}
.hero__scroll-line::after {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 100%; height: 40%;
  background: var(--gold);
  animation: scrollLine 2.2s var(--ease-out) infinite;
}
@keyframes scrollLine {
  0%   { transform: translateY(-110%); }
  60%  { transform: translateY(260%); }
  100% { transform: translateY(260%); }
}
.hero__scroll-text {
  font-size: 10px;
  letter-spacing: 0.4em; text-indent: 0.4em;
  color: var(--text-on-dark-mute);
}

/* ── 數據條 ────────────────────────────────────────────────── */
.stats {
  position: relative;
  background: var(--ink-soft);
  border-top: 1px solid var(--hairline-dark);
  border-bottom: 1px solid var(--hairline-dark);
  padding: clamp(56px, 9vh, 110px) 0;
  overflow: hidden;
}
.stats__strip {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  will-change: transform;
}
.stats__item {
  text-align: center;
  padding: var(--space-2) var(--space-2);
  border-left: 1px solid var(--hairline-dark);
}
.stats__item:first-child { border-left: none; }
.stats__num {
  display: block;
  font-family: var(--font-serif-en);
  font-weight: 300;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
  background: var(--gold-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.stats__label {
  display: block;
  margin-top: 10px;
  font-size: var(--fs-small);
  letter-spacing: 0.15em;
  color: var(--text-on-dark-mute);
}

/* ── 使命宣言 ──────────────────────────────────────────────── */
.mission {
  position: relative;
  padding: var(--section-pad) var(--gutter);
  background: var(--ink);
  overflow: hidden;
  text-align: center;
}
.mission__aura {
  position: absolute; top: 50%; left: 50%; z-index: 0;
  width: 110vmin; height: 110vmin;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle,
    rgba(139, 111, 176, 0.13) 0%,
    rgba(168, 200, 232, 0.06) 40%,
    transparent 70%);
  opacity: 0;
  transition: opacity 2.5s ease;
  pointer-events: none;
}
.mission.is-aura .mission__aura { opacity: 1; }
.mission__star {
  position: absolute; top: 50%; left: 50%; z-index: 0;
  width: clamp(280px, 42vmin, 520px);
  transform: translate(-50%, -50%);
  color: var(--gold);
  opacity: 0;
  transition: opacity 2.5s ease;
  animation: starSpin 60s linear infinite;
  pointer-events: none;
}
.mission.is-aura .mission__star { opacity: 0.06; }
@keyframes starSpin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.mission__inner { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }
.mission__statement {
  font-family: var(--font-serif-tc);
  font-weight: 300;
  line-height: 1.35;
  letter-spacing: 0.05em;
  color: var(--text-on-dark);
}
.mission__statement--second { margin-top: var(--space-16); }
.mission__body {
  margin: var(--space-10) auto;
  max-width: 34em;
  color: var(--text-on-dark-mute);
  display: grid; gap: var(--space-4);
}

/* ── 三大支柱 ──────────────────────────────────────────────── */
.pillars {
  padding: var(--section-pad) 0;
  background: var(--ink);
}
.pillars__grid {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  /* 五個橫列：編號／標題／一句話／說明／連結。
     卡片標題行數不同（八字解讀一行、其餘兩行），
     共用列高才能讓三張卡的每一段文字在同一水平線上。 */
  grid-template-rows: auto auto auto auto auto;
  column-gap: clamp(16px, 2vw, 32px);
  row-gap: 0;
}
.pillar {
  position: relative;
  padding: clamp(32px, 4vw, 56px);
  border: 1px solid var(--hairline-dark);
  overflow: hidden;
  transition: opacity 0.7s var(--ease-out), border-color 0.7s;
}
/* 讓卡片內的五段內容沿用外層網格的列，達成跨卡片對齊。
   不支援 subgrid 的瀏覽器會維持原本的區塊排列，內容照常顯示。 */
@supports (grid-template-rows: subgrid) {
  .pillar {
    display: grid;
    grid-row: span 5;
    grid-template-rows: subgrid;
  }
  /* 網格項目預設會撐滿整行，編號與連結需維持原本的自適應寬度
     （否則連結底線會橫跨整張卡片、編號的放大動效也會偏移） */
  .pillar__num, .pillar__link { justify-self: start; }
}
.pillars__grid:hover .pillar:not(:hover) { opacity: 0.4; }
.pillar::before,
.pillar::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: transform 0.8s var(--ease-expo);
}
.pillar::before { top: 0; left: 0; width: 100%; height: 1px; transform: scaleX(0); transform-origin: left; }
.pillar::after  { top: 0; left: 0; width: 1px; height: 100%; transform: scaleY(0); transform-origin: top; transition-delay: 0.15s; }
.pillar:hover::before { transform: scaleX(1); }
.pillar:hover::after  { transform: scaleY(1); }
.pillar__watermark {
  position: absolute; right: -12%; bottom: -12%;
  width: 60%; aspect-ratio: 1;
  background: var(--gold);
  -webkit-mask-image: url("assets/logo/mulight-mark.png");
          mask-image: url("assets/logo/mulight-mark.png");
  -webkit-mask-size: contain; mask-size: contain;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  opacity: 0;
  transition: opacity 0.8s;
  pointer-events: none;
}
.pillar:hover .pillar__watermark { opacity: 0.05; }
.pillar__num {
  display: inline-block;
  font-family: var(--font-serif-en);
  font-style: italic;
  font-weight: 300;
  font-size: var(--fs-h3);
  color: var(--mocha);
  transition: transform 0.7s var(--ease-out);
}
.pillar:hover .pillar__num {
  transform: scale(1.35);
  background: var(--gold-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.pillar__title {
  margin-top: var(--space-4);
  font-size: var(--fs-h2);
  color: var(--text-on-dark);
}
.pillar__tag {
  margin-top: var(--space-2);
  font-size: var(--fs-body);
  color: var(--gold);
  letter-spacing: 0.1em;
}
.pillar__desc {
  margin-top: var(--space-3);
  font-size: var(--fs-small);
  color: var(--text-on-dark-mute);
}
.pillar__link {
  display: inline-block;
  margin-top: var(--space-4);
  font-size: var(--fs-small);
  letter-spacing: 0.15em;
  color: var(--text-on-dark);
  border-bottom: 1px solid var(--hairline-dark);
  padding-bottom: 4px;
  transition: border-color 0.5s, color 0.5s;
}
.pillar__link:hover { color: var(--gold-light); border-color: var(--gold); }

/* ── 品牌故事 ──────────────────────────────────────────────── */
.story {
  /* 背景由 JS 依捲動插值 --bg-current（#161210 → #2A2320） */
  background: var(--bg-current, var(--ink));
  padding: var(--section-pad) 0;
}
/* 兩行標題：字級略降以確保每行完整不被拆斷，行距加寬 */
.story__title { line-height: 1.55; letter-spacing: 0.06em; }
.story__layout {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.story__text { display: grid; gap: var(--space-12); max-width: 34em; }
.story__block p:first-child {
  font-family: var(--font-serif-tc);
  font-size: var(--fs-h3);
  letter-spacing: 0.06em;
  color: var(--text-on-dark);
  margin-bottom: var(--space-3);
}
.story__block p:last-child { color: var(--text-on-dark-mute); }
.story__closing {
  font-family: var(--font-serif-tc);
  font-size: var(--fs-h2);
  line-height: 1.4;
  background: var(--gold-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.story__portrait-wrap { position: relative; height: 100%; }
.story__portrait {
  position: sticky;
  top: clamp(80px, 12vh, 140px);
  overflow: hidden;
}
.story__portrait img {
  width: 100%; height: auto;
  filter: saturate(0.92);
  will-change: transform;
}

/* ── 免費八字排盤工具 ──────────────────────────────────────── */
.bazi {
  background: var(--ink);
  padding: var(--section-pad) 0;
}
.bazi__card {
  max-width: 640px;
  margin: 0 auto;
  padding: clamp(32px, 5vw, 64px);
  background: var(--ink-soft);
  border: 1px solid var(--hairline-dark);
}
.bazi__card.is-collapsed { display: none; }
.bazi__form { display: grid; gap: var(--space-6); }
.bazi__field { border: none; }
.bazi__label {
  display: block;
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.35em;
  color: var(--mocha-soft);
  margin-bottom: var(--space-2);
}
.bazi__hint {
  letter-spacing: 0.1em;
  opacity: 0.7;
}
.bazi__radios { display: flex; gap: var(--space-2); }
.bazi__radio { position: relative; flex: 1; cursor: pointer; }
.bazi__radio input {
  position: absolute; inset: 0;
  opacity: 0;
  cursor: pointer;
}
.bazi__radio-face {
  display: flex; align-items: center; justify-content: center;
  min-height: 52px;
  font-family: var(--font-serif-tc);
  font-size: var(--fs-h3);
  letter-spacing: 0.3em; text-indent: 0.3em;
  color: var(--text-on-dark-mute);
  border: 1px solid var(--hairline-dark);
  transition: color 0.4s, border-color 0.4s, background-color 0.4s;
}
.bazi__radio input:checked + .bazi__radio-face {
  color: var(--gold-light);
  border-color: var(--gold);
  background: rgba(198, 166, 100, 0.06);
}
.bazi__radio input:focus-visible + .bazi__radio-face {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}
.bazi__date-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-2);
}
.bazi__select {
  width: 100%;
  min-height: 52px;
  padding: 12px 40px 12px 16px;
  font-family: var(--font-sans-tc);
  font-size: var(--fs-body);
  color: var(--text-on-dark);
  background-color: var(--ink);
  border: 1px solid var(--hairline-dark);
  border-radius: 0;
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%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='%23C6A664' stroke-width='1.2'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
  transition: border-color 0.4s;
}
.bazi__select:hover, .bazi__select:focus { border-color: rgba(198, 166, 100, 0.55); }
.bazi__submit { width: 100%; }
.bazi__submit[disabled] { opacity: 0.6; pointer-events: none; }
.bazi__privacy {
  margin-top: var(--space-4);
  font-size: 0.8125rem;
  line-height: 1.9;
  text-align: center;
  color: var(--text-on-dark-mute);
}
.bazi__fallback {
  max-width: 640px;
  margin: 0 auto;
  padding: clamp(32px, 5vw, 64px);
  border: 1px solid var(--hairline-dark);
  text-align: center;
}
.bazi__fallback-text { margin-bottom: var(--space-4); color: var(--text-on-dark-mute); }

/* 排盤結果 */
.bazi__result {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* 四柱主表 */
.bazi-pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(12px, 2vw, 24px);
  margin-top: var(--space-8);
}
.bazi-pillar {
  position: relative;
  text-align: center;
  padding: clamp(20px, 3vw, 32px) 8px;
  border: 1px solid transparent;
}
.bazi-pillar--day {
  border-color: var(--hairline-dark);
  border-color: rgba(198, 166, 100, 0.45);
}
.bazi-pillar__star {
  position: absolute; top: -9px; left: 50%;
  transform: translateX(-50%);
  width: 18px; height: 18px;
  background: var(--gold);
}
.bazi-pillar__label {
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.3em; text-indent: 0.3em;
  color: var(--mocha-soft);
}
.bazi-pillar__shishen {
  margin-top: 8px;
  font-size: var(--fs-small);
  letter-spacing: 0.2em; text-indent: 0.2em;
  color: var(--text-on-dark-mute);
  min-height: 1.6em;
}
.bazi-char {
  margin-top: var(--space-2);
}
.bazi-char__zi {
  display: block;
  font-family: var(--font-serif-tc);
  font-weight: 400;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.15;
  color: var(--wu, var(--text-on-dark));
}
.bazi-char__wu {
  display: block;
  margin-top: 6px;
  font-size: 0.875rem;
  letter-spacing: 0.2em; text-indent: 0.2em;
  color: var(--wu, var(--text-on-dark));
  opacity: 0.7;
}
.bazi-char__rule {
  display: block;
  width: 1.2em; height: 2px;
  margin: 10px auto;
  background: var(--wu, var(--hairline-dark));
  font-size: clamp(2.5rem, 6vw, 4.5rem); /* 讓 1.2em 跟隨干支字寬 */
  line-height: 0;
}
/* 藏干：地支下方的小字，沿用五行配色並標註五行漢字（不單靠顏色辨識） */
.bazi-hidden {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline-dark);
}
.bazi-hidden__label {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.28em; text-indent: 0.28em;
  color: var(--mocha-soft);
  margin-bottom: 8px;
}
.bazi-hidden__list {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: 10px;
}
.bazi-hidden__item { text-align: center; }
.bazi-hidden__zi {
  display: block;
  font-family: var(--font-serif-tc);
  font-size: clamp(1rem, 1.6vw, 1.375rem);
  line-height: 1.2;
  color: var(--wu);
}
.bazi-hidden__wu {
  display: block;
  margin-top: 2px;
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: var(--wu);
  opacity: 0.75;
}

.bazi-pillar__unknown {
  position: relative;
  margin-top: var(--space-2);
  min-height: 200px;
  display: flex; align-items: center; justify-content: center;
  border: 1px dashed var(--hairline-dark);
}
.bazi-pillar__unknown .star-mask {
  width: 42px; height: 42px;
  background: var(--mocha);
  opacity: 0.25;
}
.bazi__note {
  margin-top: var(--space-3);
  font-size: 0.8125rem;
  color: var(--text-on-dark-mute);
  text-align: center;
}

/* 五行分布 */
/* 大運時間軸 */
.bazi-dayun { margin-top: var(--space-12); }
.bazi-dayun__scroll { overflow-x: auto; padding-bottom: 8px; }
.bazi-dayun__track {
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(96px, 1fr);
  gap: 4px;
  padding-top: 26px;
  min-width: 640px;
}
.bazi-dayun__line {
  position: absolute; top: 8px; left: 4%; right: 4%;
  height: 1px;
  background: var(--hairline-dark);
}
.bazi-dayun__line-fill {
  display: block; width: 100%; height: 100%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
}
.bazi-dayun__item {
  position: relative;
  text-align: center;
  padding: 14px 4px;
  opacity: 0;
  transition: opacity 0.8s var(--ease-out);
}
.bazi-dayun.is-visible .bazi-dayun__item { opacity: 1; }
.bazi-dayun.is-visible .bazi-dayun__line-fill {
  transform: scaleX(1);
  transition: transform 1.6s var(--ease-out);
}
.bazi-dayun__item::before {
  content: "";
  position: absolute; top: -22px; left: 50%;
  transform: translateX(-50%);
  width: 9px; height: 9px;
  border-radius: 50%;
  border: 1px solid var(--gold-deep);
  background: var(--ink);
}
.bazi-dayun__item--now {
  border: 1px solid rgba(198, 166, 100, 0.55);
  background: rgba(198, 166, 100, 0.05);
}
.bazi-dayun__item--now::before {
  background: var(--gold);
  box-shadow: 0 0 12px rgba(198, 166, 100, 0.8);
}
.bazi-dayun__now-tag {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.3em; text-indent: 0.3em;
  color: var(--gold-light);
  margin-bottom: 4px;
}
.bazi-dayun__age, .bazi-dayun__years {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-on-dark-mute);
}
.bazi-dayun__gz {
  display: block;
  margin-top: 8px;
  font-family: var(--font-serif-tc);
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  letter-spacing: 0.1em;
}
.bazi-dayun__wu {
  display: block;
  font-size: 0.8125rem;
  letter-spacing: 0.2em; text-indent: 0.2em;
  opacity: 0.7;
}

/* 流年 */
.bazi-liunian { margin-top: var(--space-12); text-align: center; }
.bazi-liunian__now .bazi-liunian__year {
  display: block;
  font-family: var(--font-serif-en);
  font-size: var(--fs-h3);
  color: var(--text-on-dark-mute);
}
.bazi-liunian__now .bazi-liunian__gz {
  display: block;
  font-family: var(--font-serif-tc);
  font-size: clamp(2rem, 4.5vw, 3rem);
  letter-spacing: 0.15em; text-indent: 0.15em;
  margin-top: 6px;
}
.bazi-liunian__now .bazi-liunian__wu {
  display: block;
  font-size: 0.9375rem;
  letter-spacing: 0.25em; text-indent: 0.25em;
  opacity: 0.75;
  margin-top: 4px;
}
.bazi-liunian__future {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: clamp(16px, 3vw, 36px);
  margin-top: var(--space-6);
}
.bazi-liunian__mini { text-align: center; }
.bazi-liunian__mini .bazi-liunian__year {
  display: block;
  font-family: var(--font-serif-en);
  font-size: 0.8125rem;
  color: var(--text-on-dark-mute);
}
.bazi-liunian__mini .bazi-liunian__gz {
  display: block;
  font-family: var(--font-serif-tc);
  font-size: var(--fs-h3);
  letter-spacing: 0.1em;
  margin-top: 4px;
}
.bazi-liunian__mini .bazi-liunian__wu {
  display: block;
  font-size: 0.8125rem;
  letter-spacing: 0.2em; text-indent: 0.2em;
  opacity: 0.7;
}

/* 用神（喜用神） */
.bazi-yongshen { margin-top: var(--space-12); text-align: center; }
.bazi-yongshen__basis {
  font-family: var(--font-serif-tc);
  font-size: var(--fs-h3);
  letter-spacing: 0.06em;
  color: var(--text-on-dark);
}
.bazi-yongshen__ratio {
  display: inline-block;
  font-family: var(--font-sans-tc);
  font-size: var(--fs-small);
  letter-spacing: 0.05em;
  color: var(--text-on-dark-mute);
}
.bazi-yongshen__pair {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: clamp(32px, 6vw, 72px);
  margin-top: var(--space-6);
}
.bazi-yongshen__item { text-align: center; }
.bazi-yongshen__role {
  display: block;
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.3em; text-indent: 0.3em;
  color: var(--mocha-soft);
}
.bazi-yongshen__zi {
  display: block;
  margin-top: 10px;
  font-family: var(--font-serif-tc);
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  line-height: 1.15;
  color: var(--wu);
}
.bazi-yongshen__cat {
  display: block;
  margin-top: 6px;
  font-size: var(--fs-small);
  letter-spacing: 0.15em; text-indent: 0.15em;
  color: var(--wu);
  opacity: 0.8;
}
.bazi-yongshen__reason {
  margin-top: var(--space-4);
  font-size: var(--fs-small);
  color: var(--text-on-dark-mute);
}
/* 免責聲明：以細金線框起，與上方的排盤事實明確區隔 */
.bazi-disclaimer {
  max-width: 34em;
  margin: var(--space-6) auto 0;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--hairline-dark);
  font-size: var(--fs-small);
  line-height: 2;
  text-align: left;
  color: var(--text-on-dark-mute);
}

/* 收尾與轉換 */
.bazi-closing {
  margin-top: var(--space-16);
  text-align: center;
}
.bazi-closing__copy {
  font-family: var(--font-serif-tc);
  font-size: var(--fs-h3);
  line-height: 2;
  letter-spacing: 0.06em;
  color: var(--text-on-dark);
}
.bazi-closing__copy .line:last-child { color: var(--gold-light); }
.bazi-closing__cta {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.bazi-closing__note {
  margin-top: var(--space-3);
  font-size: 0.8125rem;
  color: var(--text-on-dark-mute);
}
.bazi-closing__reset {
  display: inline-block;
  margin-top: var(--space-4);
  font-size: var(--fs-small);
  letter-spacing: 0.2em;
  color: var(--text-on-dark-mute);
  border-bottom: 1px solid var(--hairline-dark);
  padding-bottom: 3px;
  background: none;
  transition: color 0.4s, border-color 0.4s;
}
.bazi-closing__reset:hover { color: var(--gold-light); border-color: var(--gold); }

/* ── 八字解讀服務 ──────────────────────────────────────────── */
.reading {
  background: var(--ink-soft);
  padding: var(--section-pad) 0;
}
.reading__plans {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 32px);
}
.plan {
  padding: clamp(32px, 4vw, 52px);
  border: 1px solid var(--hairline-dark);
  transition: border-color 0.6s, background-color 0.6s;
}
.plan:hover { border-color: rgba(198, 166, 100, 0.55); background: rgba(198, 166, 100, 0.03); }
.plan__title {
  font-size: var(--fs-h3);
  color: var(--gold-light);
  letter-spacing: 0.08em;
}
.plan__desc {
  margin-top: var(--space-3);
  font-size: var(--fs-small);
  color: var(--text-on-dark-mute);
}
.reading__info {
  max-width: 720px;
  margin: var(--space-12) auto 0;
  padding: 0 var(--gutter);
}
.reading__info-row {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: var(--space-4);
  padding: 18px 4px;
  border-bottom: 1px solid var(--hairline-dark);
}
.reading__info-row:first-child { border-top: 1px solid var(--hairline-dark); }
.reading__info-row dt {
  font-size: var(--fs-small);
  letter-spacing: 0.3em;
  color: var(--mocha-soft);
}
.reading__info-row dd { color: var(--text-on-dark); font-size: var(--fs-body); }
.reading__topics {
  max-width: 860px;
  margin: var(--space-10) auto 0;
  padding: 0 var(--gutter);
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 12px;
}
.pill {
  padding: 10px 22px;
  font-size: var(--fs-small);
  letter-spacing: 0.12em;
  color: var(--text-on-dark-mute);
  border: 1px solid var(--hairline-dark);
  border-radius: 999px;
  transition: color 0.5s, border-color 0.5s;
}
.pill:hover { color: var(--gold-light); border-color: rgba(198, 166, 100, 0.5); }

/* ── 內風水・珠寶（亮場） ──────────────────────────────────── */
.jewelry {
  position: relative;
  background: var(--cream);
  color: var(--text-on-light);
  padding: var(--section-pad) 0;
  overflow: hidden;
}
.jewelry__media {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: 50%;
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to left, black 55%, transparent 100%);
          mask-image: linear-gradient(to left, black 55%, transparent 100%);
}
.jewelry__video {
  width: 100%; height: 100%;
  object-fit: cover;
  mix-blend-mode: multiply;
}
.jewelry__content { position: relative; z-index: 1; }
.jewelry__title { color: var(--text-on-light); }
.jewelry__lede {
  max-width: 34em;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid; gap: var(--space-4);
  color: var(--text-on-light-mute);
}
.jewelry__lede p:first-child {
  font-family: var(--font-serif-tc);
  font-size: var(--fs-h3);
  line-height: 1.6;
  color: var(--text-on-light);
}

/* 四步驟流程 */
.process {
  position: relative;
  max-width: var(--content-max);
  margin: var(--space-16) auto 0;
  padding: var(--space-6) var(--gutter) 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(16px, 2vw, 32px);
}
.process__track {
  position: absolute;
  top: calc(var(--space-6) + 7px);
  left: var(--gutter); right: var(--gutter);
  height: 1px;
  background: var(--hairline-light);
}
.process__progress {
  display: block;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.6s var(--ease-out);
}
.process.is-visible .process__progress { transform: scaleX(1); }
.process__step { position: relative; padding-top: var(--space-4); }
.process__node {
  position: absolute; top: 0; left: 0;
  width: 15px; height: 15px;
  border-radius: 50%;
  border: 1px solid var(--gold-deep);
  background: var(--cream);
  transition: background-color 0.6s, box-shadow 0.6s;
}
.process.is-visible .process__step .process__node {
  background: var(--gold-deep);
  box-shadow: 0 0 12px rgba(168, 129, 63, 0.5);
}
.process.is-visible .process__step:nth-child(2) .process__node { transition-delay: 0.3s; }
.process.is-visible .process__step:nth-child(3) .process__node { transition-delay: 0.65s; }
.process.is-visible .process__step:nth-child(4) .process__node { transition-delay: 1s; }
.process.is-visible .process__step:nth-child(5) .process__node { transition-delay: 1.35s; }
.process__num {
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: var(--fs-body);
  color: var(--gold-deep);
}
.process__name {
  margin-top: 8px;
  font-size: var(--fs-h3);
  color: var(--text-on-light);
}
.process__desc {
  margin-top: 10px;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--text-on-light-mute);
}
.jewelry__note {
  margin: var(--space-10) auto 0;
  padding: 0 var(--gutter);
  text-align: center;
  font-size: var(--fs-small);
  color: var(--text-on-light-mute);
}

/* 作品展示 */
.gallery {
  margin-top: var(--space-12);
  overflow: hidden;
}
.gallery__track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 32px);
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.gallery__item {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--cream-warm);
  transition: transform 0.8s var(--ease-out), filter 0.8s, box-shadow 0.8s;
}
.gallery__item--tall { aspect-ratio: 3 / 4; }
.gallery__track:hover .gallery__item:not(:hover) { filter: saturate(0.4); }
.gallery__item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 30px 60px rgba(22, 18, 16, 0.12);
}
.gallery__item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}
.gallery__item:hover img { transform: scale(1.06); }
.gallery__ph {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--space-2);
}
.gallery__ph-star {
  width: 34%; aspect-ratio: 1;
  background: var(--mocha);
  opacity: 0.16;
}
.gallery__ph-text {
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.35em; text-indent: 0.35em;
  color: var(--text-on-light-mute);
}

/* ── 課程與旅程 ────────────────────────────────────────────── */
.journeys {
  position: relative;
  background: var(--ink);
  padding: var(--section-pad) 0;
  overflow: hidden;
}
.journeys__media { position: absolute; inset: 0; z-index: 0; }
.journeys__video { width: 100%; height: 100%; object-fit: cover; }
.journeys__shade {
  position: absolute; inset: 0;
  background: rgba(14, 11, 10, 0.6);
}
.journeys__content { position: relative; z-index: 1; }
.courses {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  gap: clamp(32px, 5vh, 56px);
}
.course {
  display: grid;
  gap: clamp(16px, 2vw, 24px);
  padding: clamp(24px, 3vw, 40px);
  border: 1px solid var(--hairline-dark);
  background: rgba(14, 11, 10, 0.45);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: border-color 0.6s;
}
.course:hover { border-color: rgba(198, 166, 100, 0.5); }
.course__freq {
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.35em;
  color: var(--mocha-soft);
}
.course__title {
  margin-top: var(--space-2);
  font-size: var(--fs-h2);
  color: var(--text-on-dark);
}
.course__desc {
  margin-top: var(--space-3);
  font-size: var(--fs-small);
  color: var(--text-on-dark-mute);
  max-width: 34em;
}
.course__link {
  display: inline-block;
  margin-top: var(--space-4);
  font-size: var(--fs-small);
  letter-spacing: 0.15em;
  color: var(--gold-light);
  border-bottom: 1px solid var(--hairline-dark);
  padding-bottom: 4px;
  transition: border-color 0.5s;
}
.course__link:hover { border-color: var(--gold); }
.course__link span {
  display: inline-block;
  transition: transform 0.5s var(--ease-out);
}
.course__link:hover span { transform: translateX(6px); }

/* ── 出版社背書 ────────────────────────────────────────────── */
.press {
  background: var(--ink-soft);
  border-top: 1px solid var(--hairline-dark);
  padding: var(--section-pad) var(--gutter);
  text-align: center;
}
/* 1020px：讓最長的一行「以及一整代人的心理學啟蒙。」在最大字級下仍有餘裕不被拆行 */
.press__inner { max-width: 1020px; margin: 0 auto; }
.press__title {
  line-height: 1.3;
  color: var(--text-on-dark);
}
.press__body {
  margin: var(--space-8) auto;
  max-width: 34em;
  color: var(--text-on-dark-mute);
}

/* ── 最終 CTA ──────────────────────────────────────────────── */
.final {
  position: relative;
  min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  background: var(--ink-deep);
  overflow: hidden;
  text-align: center;
}
.final__glow {
  position: absolute; top: 50%; left: 50%;
  width: 120vmin; height: 120vmin;
  transform: translate(-50%, -50%);
  pointer-events: none;
  will-change: transform;
}
.final__glow::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle,
    rgba(139, 111, 176, 0.16) 0%,
    rgba(168, 200, 232, 0.08) 35%,
    rgba(198, 166, 100, 0.06) 55%,
    transparent 72%);
  animation: glowPulse 7s ease-in-out infinite alternate;
}
@keyframes glowPulse {
  from { opacity: 0.7; transform: scale(0.94); }
  to   { opacity: 1;   transform: scale(1.06); }
}
.final__star {
  position: absolute; top: 50%; left: 50%;
  width: 46%;
  transform: translate(-50%, -50%);
  color: var(--gold);
  opacity: 0.1;
  animation: starSpin 90s linear infinite;
}
.final__content {
  position: relative; z-index: 1;
  padding: var(--space-16) var(--gutter);
}
.final__title {
  font-weight: 300;
  line-height: 1.3;
  color: var(--text-on-dark);
}
.final__title-line { display: block; }
.final__title .char-mask { display: inline-block; overflow: hidden; vertical-align: bottom; }
.final__title .char { display: inline-block; }
.final__sub {
  margin: var(--space-6) auto;
  color: var(--text-on-dark-mute);
}
.final .btn--large { margin-top: var(--space-2); }

/* ── 頁尾 ──────────────────────────────────────────────────── */
.footer {
  background: var(--ink-deep);
  border-top: 1px solid var(--hairline-dark);
  padding: clamp(64px, 10vh, 120px) var(--gutter) var(--space-4);
}
.footer__grid {
  max-width: var(--content-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-8);
}
.footer__col { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.footer__logo { width: 72px; height: 72px; }
.footer__name {
  font-family: var(--font-serif-en);
  font-size: 1.375rem;
  letter-spacing: 0.3em;
}
.footer__tagline { font-size: var(--fs-small); color: var(--text-on-dark-mute); }
.footer__heading {
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.35em;
  color: var(--mocha-soft);
  margin-bottom: 6px;
}
.footer__link {
  position: relative;
  font-size: var(--fs-small);
  color: var(--text-on-dark-mute);
  padding: 4px 0;
  transition: color 0.4s;
}
.footer__link:hover { color: var(--gold-light); }
.footer__bottom {
  max-width: var(--content-max);
  margin: var(--space-10) auto 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--hairline-dark);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.1em;
  color: var(--text-on-dark-mute);
  text-align: center;
}

/* ── 手機 LINE 懸浮鈕 ─────────────────────────────────────── */
.fab {
  position: fixed;
  right: var(--space-2); bottom: calc(var(--space-2) + env(safe-area-inset-bottom));
  z-index: 8500;
  display: none;
  align-items: center; gap: 8px;
  min-height: 44px;
  padding: 12px 22px;
  font-size: var(--fs-small);
  letter-spacing: 0.15em;
  color: var(--ink);
  background: rgba(227, 200, 141, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  opacity: 0; transform: translateY(80px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.fab.is-visible { opacity: 1; transform: none; }
.fab__star {
  width: 10px; height: 10px;
  background: radial-gradient(circle, var(--ink) 25%, transparent 26%),
    conic-gradient(from 0deg, transparent 0 40deg, var(--ink) 45deg 50deg, transparent 55deg 130deg, var(--ink) 135deg 140deg, transparent 145deg 220deg, var(--ink) 225deg 230deg, transparent 235deg 310deg, var(--ink) 315deg 320deg, transparent 325deg);
  border-radius: 50%;
}

/* ═══════════════════════════════════════════════════════════
   響應式
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .story__layout { grid-template-columns: 1fr; }
  .story__portrait { position: relative; top: 0; max-width: 560px; margin: 0 auto; }
  .story__text { margin: 0 auto var(--space-10); }
  .jewelry__media { width: 100%; opacity: 0.25; -webkit-mask-image: none; mask-image: none; }
  /* 卡片改為垂直堆疊，不再需要跨卡片對齊；恢復卡片之間的間距 */
  .pillars__grid {
    grid-template-columns: 1fr;
    max-width: 640px;
    grid-template-rows: none;
    row-gap: clamp(16px, 2vw, 32px);
  }
  .pillar { display: block; grid-row: auto; }
  .reading__plans { grid-template-columns: 1fr; max-width: 640px; }
  .process { grid-template-columns: repeat(2, 1fr); row-gap: var(--space-6); }
  .process__track { display: none; }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  /* 四柱改為 2×2；干支字級降至 2.25rem；大運改垂直堆疊 */
  .bazi-pillars { grid-template-columns: repeat(2, 1fr); }
  .bazi-char__zi, .bazi-char__rule { font-size: 2.25rem; }
  .bazi-dayun__scroll { overflow: visible; }
  .bazi-dayun__track {
    grid-auto-flow: row;
    grid-auto-columns: unset;
    min-width: 0;
    padding-top: 0;
    padding-left: 26px;
    gap: 10px;
  }
  .bazi-dayun__line { top: 4%; bottom: 4%; left: 8px; right: auto; width: 1px; height: auto; }
  .bazi-dayun__line-fill { transform: scaleY(0); transform-origin: top; width: 100%; height: 100%; }
  .bazi-dayun.is-visible .bazi-dayun__line-fill { transform: scaleY(1); }
  .bazi-dayun__item { text-align: left; padding: 12px 14px; }
  .bazi-dayun__item::before { top: 50%; left: -22px; transform: translateY(-50%); }
  .nav__burger { display: block; }
  .btn--nav { display: none; }
  .stats__strip { grid-template-columns: repeat(2, 1fr); row-gap: var(--space-6); }
  .stats__item { border-left: none; }
  .stats__item:nth-child(even) { border-left: 1px solid var(--hairline-dark); }
  .stats__item:last-child { grid-column: 1 / -1; }
  .gallery__track { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .fab { display: inline-flex; }
  .hero__cta .btn { width: 100%; }
  .mission__statement br { display: none; }
}

@media (max-width: 480px) {
  :root { --fs-display: 3.5rem; }
  .process { grid-template-columns: 1fr; }
  .gallery__track { grid-template-columns: 1fr; }
  .reading__info-row { flex-direction: column; gap: 4px; }
}

/* ═══════════════════════════════════════════════════════════
   prefers-reduced-motion：關閉位移動效，僅保留透明度
   ═══════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.2s !important;
    scroll-behavior: auto !important;
  }
  .js [data-reveal] { transform: none; }
  .js [data-line-reveal] .line > .line-inner { transform: none; }
  .js [data-img-reveal] { clip-path: none; }
  .js [data-img-reveal] img { transform: none; }
  .grain { animation: none; }
  .hero__title-line--gold { animation: none; }
  .cursor { display: none !important; }
  body.has-cursor, body.has-cursor a, body.has-cursor button { cursor: auto; }
}