/* =========================================================
   诡秘之主 · Lord of the Mysteries
   Haven Constructions 质感复刻
   ========================================================= */

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

/* ---------- TOKENS ---------- */
:root {
  --bg:        #0a0a0c;
  --bg-2:      #111114;
  --bg-3:      #16161b;
  --ink:       #f0ece4;      /* Haven 的暖白底色调成我们的暖文字 */
  --ink-dim:   #8a8783;
  --ink-mute:  #555350;
  --gold:      #c6a05b;
  --gold-dim:  #7a6030;
  --gold-deep: #4f3d1e;

  --ease:      cubic-bezier(0.14, 0.9, 0.34, 0.94);
  --ease-out:  cubic-bezier(0.19, 1, 0.22, 1);
  --ease-in:   cubic-bezier(0.61, 0, 0.37, 1);

  --font-display: "Cinzel", "Noto Serif SC", Georgia, serif;
  --font-body:    "Inter", "Noto Serif SC", -apple-system, sans-serif;
  --font-cn:      "Noto Serif SC", "Songti SC", serif;
  --font-mono:    "JetBrains Mono", ui-monospace, Menlo, monospace;

  --gutter: clamp(24px, 5vw, 80px);
  --maxw: 1440px;

  color-scheme: dark;
}

/* ---------- LIGHT THEME ---------- */
html[data-theme="light"] {
  --bg:        #f5f1e8;
  --bg-2:      #ebe6d9;
  --bg-3:      #ddd7c7;
  --ink:       #1a1815;
  --ink-dim:   #6b655c;
  --ink-mute:  #9a948a;
  --gold:      #8a6d3b;
  --gold-dim:  #b8965b;
  --gold-deep: #d4b07a;
  color-scheme: light;
}

/* ---------- BASE ---------- */
html { scroll-behavior: auto; scrollbar-width: thin; scrollbar-color: var(--gold-dim) var(--bg-2); }
html.has-lenis { scroll-behavior: auto; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.005em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: none;  /* 隐藏原生 cursor，用自定义 */
}

main { position: relative; }

a, button { cursor: none; }  /* 禁用原生 cursor，让自定义接管 */

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

/* ---------- SELECTION ---------- */
::selection { background: var(--gold); color: var(--bg); }

/* ---------- SCROLLBAR ---------- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: var(--gold-dim); border-radius: 0; }

/* ---------- CUSTOM CURSOR ---------- */
.cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  z-index: 9999;
  pointer-events: none;
  mix-blend-mode: difference;
  will-change: transform;
}
.cursor__dot {
  position: absolute;
  width: 6px;
  height: 6px;
  top: -3px;
  left: -3px;
  background: var(--ink);
  border-radius: 50%;
  transform: translate(var(--mx, 0), var(--my, 0));
  transition: width 0.3s var(--ease), height 0.3s var(--ease);
}
.cursor__ring {
  position: absolute;
  width: 36px;
  height: 36px;
  top: -18px;
  left: -18px;
  border: 1px solid rgba(240, 236, 228, 0.5);
  border-radius: 50%;
  transform: translate(var(--rx, 0), var(--ry, 0));
  transition: width 0.35s var(--ease-out), height 0.35s var(--ease-out),
              border-color 0.3s var(--ease), opacity 0.3s var(--ease);
}
.cursor.is-hover .cursor__dot { width: 0; height: 0; opacity: 0; }
.cursor.is-hover .cursor__ring {
  width: 72px; height: 72px;
  top: -36px; left: -36px;
  border-color: var(--gold);
  background: rgba(198, 160, 91, 0.06);
}
.cursor.is-text .cursor__ring { opacity: 0; }

.cursor__label {
  position: absolute;
  top: -10px;
  left: 0;
  transform: translate(-50%, -100%);
  font-size: 11px;
  font-family: var(--font-body);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--gold);
  opacity: 0;
  transition: opacity 0.25s var(--ease);
  pointer-events: none;
}
.cursor.is-label .cursor__label { opacity: 1; }

/* ---------- PRELOADER ---------- */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  /* 窗帘揭开初始态：clip-path 盖住全屏 */
  clip-path: inset(0 0 0 0);
  will-change: clip-path, transform;
  overflow: hidden;
}
/* 窗帘向中间收拢：inset(上 右 下 左) */
.preloader.is-curtain {
  transition: clip-path 0.85s cubic-bezier(0.76, 0, 0.24, 1),
              transform 0.85s cubic-bezier(0.76, 0, 0.24, 1),
              opacity 0.4s ease;
  clip-path: inset(45% 0 45% 0);   /* 中间 10% 高度被遮住 → 两侧窗帘合拢 */
  transform: scale(1.05);
  opacity: 0;
}
.preloader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader__row { display: flex; gap: 20px; }
.preloader__char {
  font-family: var(--font-cn);
  font-size: clamp(48px, 8vw, 100px);
  font-weight: 900;
  color: var(--gold);
  opacity: 0;
  transform: translateY(30px);
  letter-spacing: 0.08em;
}
.preloader__bar {
  width: 200px;
  height: 1px;
  background: var(--ink-mute);
  overflow: hidden;
}
.preloader__bar span {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--gold);
  transition: width 0.4s var(--ease);
}

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 28px 0;
  mix-blend-mode: difference;
}
.nav.is-scrolled { background: rgba(10, 10, 12, 0.9); backdrop-filter: blur(12px); mix-blend-mode: normal; }
.nav__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.nav__logo {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: var(--font-cn);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ink);
  text-decoration: none;
}
.nav__logo-en {
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.nav__menu {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 8px 0;
}
.nav__burger {
  width: 24px;
  height: 10px;
  position: relative;
}
.nav__burger b {
  position: absolute;
  left: 0;
  width: 24px;
  height: 1px;
  background: var(--ink);
  transition: transform 0.4s var(--ease);
}
.nav__burger b:first-child { top: 0; }
.nav__burger b:last-child  { bottom: 0; }

/* ---------- MENU PANEL ---------- */
.menu-panel {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 90;
  display: flex;
  flex-direction: column;
  transform: translateY(-100%);
  transition: transform 0.8s var(--ease-out);
}
.menu-panel.is-open { transform: translateY(0); }
.menu-panel__inner {
  flex: 1;
  padding: 160px var(--gutter) 80px;
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.menu-panel__list { list-style: none; }
.menu-panel__list li { overflow: hidden; margin-bottom: 12px; }
.menu-panel__list a {
  display: flex;
  align-items: baseline;
  gap: 24px;
  font-family: var(--font-cn);
  font-size: clamp(36px, 6vw, 80px);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  transform: translateY(100%);
  transition: transform 0.6s var(--ease-out), color 0.3s;
  display: inline-flex;
}
.menu-panel.is-open .menu-panel__list a { transform: translateY(0); }
.menu-panel__list a:hover { color: var(--gold); }
.menu-panel__list em {
  font-family: var(--font-body);
  font-style: normal;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 8px;
  display: block;
  padding-left: 8px;
}
.menu-panel__bottom { padding-top: 60px; border-top: 1px solid var(--bg-3); }
.menu-panel__contact {
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--gold);
  text-decoration: none;
  margin-bottom: 16px;
  display: block;
}
.menu-panel__fine {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  text-transform: uppercase;
}

/* ---------- SECTION TAG ---------- */
.section-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 48px;
  display: inline-block;
}
.section-tag--light { color: var(--gold-dim); }

/* ---------- SPLIT TITLE (诡秘之主 暗黑神秘风格) ---------- */
.split-title {
  font-family: var(--font-cn);
  font-weight: 400;
  font-size: clamp(40px, 7vw, 112px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  position: relative;
}
/* 隐藏的完整文本层（防 SEO / 无 JS 降级） */
.split-title > span:first-child {
  position: absolute;
  visibility: hidden;
  pointer-events: none;
  white-space: nowrap;
}
/* 字符层（JS 会再拆分成 .char-span） */
.split-title > span:not(:first-child) {
  display: inline-block;
  padding-right: 0.04em;
}
/* JS 拆分后的单个字符 */
.char-span {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  padding-right: 0.02em;
  will-change: transform, opacity, text-shadow;
}
/* 字符 reveal 后附加的金色辉光 class（JS 控制） */
.char-span.is-lit {
  text-shadow: 0 0 0 var(--gold);  /* 初始无辉光 */
}

/* ---------- 正文段落 灰雾揭幕动画 ---------- */
.reveal-paragraph {
  display: block;
  overflow: hidden;
  position: relative;
}
.reveal-paragraph__mask {
  display: block;
  transform: translateY(100%);
  will-change: transform;
}

/* ---------- SECTION TAG letter-spacing 呼吸 ---------- */
.section-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.5em;  /* 初始宽距 → reveal 后收缩 */
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 48px;
  display: inline-block;
  will-change: letter-spacing;
}

/* ---------- SCROLL GALLERY (图片 reveal) ---------- */
.scroll-gallery-images {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 300px;
  will-change: transform;
  background: var(--bg-3);   /* 图片未加载/失败时的兜底色 */
  overflow: hidden;
}
.scroll-gallery-img-item {
  position: absolute;
  inset: 0;
  overflow: hidden;
  will-change: clip-path;
  background: var(--bg-3);
}
.scroll-gallery-img {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.scroll-gallery-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
  opacity: 0;              /* 初始隐藏，GSAP 接管渐显 */
  transition: opacity 0.4s ease;
}
.scroll-gallery-img img.is-loaded { opacity: 1; }

/* ScrollGallery 初始状态（progress=0 时仍可见） */
.scroll-gallery-images.is-ready { transform: scale(0.95); }
.scroll-gallery-img-item.is-ready { clip-path: inset(5%); }

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh;
  padding: 160px var(--gutter) 100px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
/* SVG 神秘仪式阵 —— 居中偏右，z-index 0，不阻挡 Three.js */
.hero__sigil {
  position: absolute;
  right: -12vw;
  top: 50%;
  transform: translateY(-50%);
  width: min(60vw, 600px);
  height: min(60vw, 600px);
  opacity: 0.28;
  z-index: 0;
  pointer-events: none;
}
.sigil-path {
  stroke: var(--gold);
  stroke-width: 1.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  /* stroke-dasharray + stroke-dashoffset 初始值 —— 全部藏起来，等 GSAP 滚动时描出 */
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
}
.sigil-path--dashed {
  stroke-width: 0.8;
  stroke-dasharray: 8 6;  /* 虚线边 */
}
.sigil-path--center {
  stroke: var(--gold);
  stroke-width: 2;
}
.hero__content, .hero__media { position: relative; z-index: 1; }

/* Three.js 镜中雾 —— 全屏 fixed 层,覆盖 Hero 到 Path Intro */
/* pointer-events:none:层透明后仍占满视口,不能挡住下方区块(如 CTA 卡片)的点击;
   镜子的鼠标跟随改在 window 上监听 */
.hero__mirror {
  position: fixed;
  inset: 0;
  z-index: 15;
  pointer-events: none;
}
.hero__mirror canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

@media (max-width: 900px) {
  .hero__sigil {
    right: -20vw;
    opacity: 0.15;
  }
}

/* ---------- PATH (Three.js 镜面贴图序列 + 横版诗句) ---------- */
.path {
  padding: clamp(100px, 14vw, 200px) var(--gutter) clamp(60px, 8vw, 100px);
  position: relative;
  z-index: 2;
  min-height: 100vh;  /* 保证 pathProgress ScrollTrigger 有足够滚动窗口 */
}
.path__intro {
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
  margin-bottom: clamp(40px, 5vw, 60px);
}

/* ====== 一行一句,竖排 ====== */
.path__verses {
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 4vh, 56px);
  max-width: var(--maxw);
  margin: 0 auto;
}
.path__verse {
  font-family: var(--font-cn);
  font-size: clamp(20px, 2.4vw, 34px);
  line-height: 2;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin: 0;
  padding: 0;
  border-bottom: 1px solid rgba(198, 160, 91, 0.12);
  padding-bottom: clamp(16px, 2vw, 28px);
}
.path__verse:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.cta {
  padding: clamp(100px, 14vw, 220px) var(--gutter);
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}
.cta__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  text-align: center;
}
.cta__title { margin-bottom: 32px; }
.cta__sub {
  font-family: var(--font-display);
  font-size: clamp(16px, 1.4vw, 20px);
  font-weight: 300;
  font-style: italic;
  color: var(--ink-dim);
  margin-bottom: clamp(60px, 8vw, 100px);
}
/* ---------- CTA · Bento 联系方式 ---------- */
.cta__bento {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 1.4vw, 18px);
  text-align: left;
}
.bento-card {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 190px;
  padding: clamp(22px, 2.2vw, 30px);
  background: var(--bg);
  border: 1px solid var(--bg-3);
  border-radius: 18px;
  color: var(--ink);
  font: inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.045);
  transition: transform 0.45s var(--ease), border-color 0.45s var(--ease),
    box-shadow 0.45s var(--ease), background 0.45s;
}
.bento-card--wide { grid-column: span 2; }
.bento-card--full { grid-column: 1 / -1; }
.bento-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold-dim);
  box-shadow: 0 20px 44px -20px rgba(0, 0, 0, 0.24);
}
.bento-card:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* 卡片背景水印(hover 时放大变金,复刻 bento 背景动效) */
.bento-card__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.bento-card__watermark {
  position: absolute;
  right: -20px;
  bottom: -28px;
  width: 152px;
  height: 152px;
  color: var(--ink);
  opacity: 0.05;
  transform-origin: bottom right;
  transition: transform 0.6s var(--ease), opacity 0.45s, color 0.45s;
}
.bento-card:hover .bento-card__watermark {
  transform: scale(1.13);
  color: var(--gold);
  opacity: 0.1;
}
/* QQ 宽卡右侧的大群号 */
.bento-card__bignum {
  position: absolute;
  right: clamp(20px, 3.2vw, 44px);
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(34px, 4.2vw, 62px);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: var(--gold);
  opacity: 0.16;
  transition: opacity 0.45s, transform 0.6s var(--ease);
}
.bento-card--wide:hover .bento-card__bignum {
  opacity: 0.3;
  transform: translateY(-50%) scale(1.04);
}

.bento-card__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  color: var(--ink);
  transition: color 0.35s var(--ease), transform 0.45s var(--ease);
}
.bento-card__icon svg { width: 100%; height: 100%; }
.bento-card:hover .bento-card__icon {
  color: var(--gold);
  transform: scale(1.08);
}
.bento-card__text {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: auto; /* 文字贴底 */
  padding-right: 36px;
}
.bento-card--wide .bento-card__text,
.bento-card--wide .bento-card__cta { max-width: 56%; }
.bento-card__name {
  font-family: var(--font-cn);
  font-size: clamp(15px, 1.3vw, 18px);
  font-weight: 700;
  color: var(--ink);
}
.bento-card__desc {
  font-family: var(--font-cn);
  font-size: 12.5px;
  line-height: 1.55;
  font-weight: 400;
  color: var(--ink-dim);
}
.bento-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  transition: gap 0.35s var(--ease);
}
.bento-card__cta i {
  font-style: normal;
  transition: transform 0.35s var(--ease);
}
.bento-card:hover .bento-card__cta { gap: 12px; }
.bento-card:hover .bento-card__cta i { transform: translateX(3px); }

/* 邮箱整行卡:横向排列 */
.bento-card--full {
  flex-direction: row;
  align-items: center;
  gap: 22px;
  min-height: 0;
}
.bento-card--full .bento-card__icon { flex: none; }
.bento-card--full .bento-card__text {
  flex: 1;
  margin-top: 0;
  padding-right: 0;
}
.bento-card--full .bento-card__cta {
  flex: none;
  margin-left: auto;
  white-space: nowrap;
}
.bento-card--full .bento-card__watermark {
  width: 120px;
  height: 120px;
  right: -10px;
  bottom: -34px;
}

/* ---------- 二维码弹窗 ---------- */
.qr-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: var(--gutter);
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.35s var(--ease), visibility 0.35s;
}
.qr-modal.is-open {
  visibility: visible;
  opacity: 1;
}
.qr-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.qr-modal__box {
  position: relative;
  width: min(380px, 100%);
  padding: 36px 32px 30px;
  background: var(--bg);
  border: 1px solid var(--bg-3);
  border-radius: 22px;
  text-align: center;
  box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.5);
  transform: translateY(16px) scale(0.97);
  transition: transform 0.4s var(--ease);
}
.qr-modal.is-open .qr-modal__box { transform: translateY(0) scale(1); }
.qr-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  background: transparent;
  border: 1px solid var(--bg-3);
  border-radius: 50%;
  color: var(--ink-dim);
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s, transform 0.3s var(--ease);
}
.qr-modal__close svg { width: 17px; height: 17px; }
.qr-modal__close:hover {
  color: var(--gold);
  border-color: var(--gold-dim);
  transform: rotate(90deg);
}
.qr-modal__kicker {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}
.qr-modal__title {
  font-family: var(--font-cn);
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 22px;
}
.qr-modal__figure {
  display: grid;
  place-items: center;
  width: 240px;
  height: 240px;
  margin: 0 auto 18px;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--bg-3);
  border-radius: 16px;
}
.qr-modal__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.qr-modal__imgfallback {
  font-family: var(--font-cn);
  font-size: 13px;
  line-height: 1.7;
  color: #6b6b6b;
}
.qr-modal__hint {
  font-family: var(--font-cn);
  font-size: 13px;
  color: var(--ink-dim);
}
.qr-modal__copy {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 11px 20px;
  background: transparent;
  border: 1px solid var(--gold-dim);
  border-radius: 999px;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
  transition: background 0.3s, color 0.3s, gap 0.3s var(--ease);
}
.qr-modal__copy:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: #111;
  gap: 14px;
}
.qr-modal__copy-label {
  font-family: var(--font-cn);
  font-size: 13px;
  font-weight: 600;
}
.qr-modal__copy-value {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* ---------- 复制成功轻提示 ---------- */
.contact-toast {
  position: fixed;
  left: 50%;
  bottom: 36px;
  z-index: 1100;
  padding: 12px 22px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 999px;
  font-family: var(--font-cn);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 14px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease),
    visibility 0.35s;
}
.contact-toast.is-show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

/* ---------- WAVE DIVIDER ---------- */
.wave-divider {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  overflow-x: hidden;
  z-index: 5;                          /* ← 高于 frames(0) 和 veil(1) */
  transform: translateY(100%);
  will-change: transform;
  pointer-events: none;
}
.wave-divider svg {
  display: block;
  width: 300%;
  height: clamp(80px, 10vw, 160px);
  transform-origin: center bottom;
  will-change: transform;
}
.wave-divider .wave-path {
  stroke: none;
  transform-origin: center bottom;
}

/* 各波浪 fill —— 等于"下一个 section 的背景色" */
[data-wave="path-story"]     .wave-path { fill: var(--bg-2); }   /* path(bg) → story(bg-2) */
[data-wave="story-feature"]  .wave-path { fill: var(--bg); }      /* story(bg-2) → feature(bg) */
[data-wave="feature-cta"]    .wave-path { fill: var(--bg-2); }   /* feature(bg) → cta(bg-2) */
[data-wave="cta-footer"]     .wave-path { fill: var(--bg); }      /* cta(bg-2) → footer(bg) */

/* ---------- FOOTER ---------- */
.footer {
  padding: clamp(60px, 8vw, 100px) var(--gutter) 40px;
  background: var(--bg);
  position: relative;
}
/* Footer 顶部装饰波浪 —— 纯 stroke，滚动描边 reveal */
.footer__ornament {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  width: 100%;
  height: 60px;
  transform: translateY(-100%);
  pointer-events: none;
  overflow: visible;
}
.footer-ornament-path {
  stroke: var(--gold);
  stroke-width: 1.5;
  stroke-linecap: round;
  fill: none;
  stroke-dasharray: 4400;
  stroke-dashoffset: 4400;
  opacity: 0.6;
}

/* 1. 技术栈 marquee 跑马灯 */
.footer-marquee {
  overflow: hidden;
  margin-bottom: clamp(32px, 4vw, 56px);
  mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
}
.footer-marquee__track {
  display: flex;
  gap: 14px;
  width: max-content;
  animation: marquee 28s linear infinite;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.footer-tech {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--bg-3);
  border-radius: 999px;
  background: var(--bg-2);
  color: var(--ink-dim);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  white-space: nowrap;
  transition: border-color 0.3s, color 0.3s, background 0.3s;
}
.footer-tech:hover {
  border-color: var(--gold-dim);
  color: var(--gold);
  background: var(--bg-3);
}
.footer-tech i {
  font-style: normal;
  font-size: 14px;
}

/* 分隔细线 */
.footer-divider {
  border: none;
  border-top: 1px solid var(--bg-3);
  margin: clamp(24px, 3vw, 40px) auto;
  max-width: 640px;
}

/* 2. 主题切换器 */
.footer-theme {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: clamp(24px, 3vw, 40px);
}
.theme-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 1px solid var(--bg-3);
  color: var(--ink);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease), transform 0.3s var(--ease);
}
.theme-toggle:hover {
  border-color: var(--gold-dim);
  transform: rotate(15deg) scale(1.05);
}
.theme-toggle:active { transform: scale(0.92); }

.theme-toggle__icon {
  position: absolute;
  width: 22px;
  height: 22px;
  transition: transform 0.6s var(--ease), opacity 0.4s var(--ease);
}
.theme-toggle__sun { transform: rotate(0) scale(1); opacity: 1; }
.theme-toggle__moon { transform: rotate(-90deg) scale(0); opacity: 0; }

html[data-theme="light"] .theme-toggle__sun {
  transform: rotate(90deg) scale(0);
  opacity: 0;
}
html[data-theme="light"] .theme-toggle__moon {
  transform: rotate(0) scale(1);
  opacity: 1;
}

.theme-toggle__ring {
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: radial-gradient(circle at 30% 30%, rgba(198,160,91,0.08), transparent 60%);
  pointer-events: none;
  transition: border-color 0.4s var(--ease);
}
.theme-toggle:hover .theme-toggle__ring {
  border-color: rgba(198,160,91,0.25);
}

.footer-theme__label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

/* 3. 品牌 meta */
.footer-meta {
  padding-top: clamp(24px, 3vw, 40px);
  border-top: 1px solid var(--bg-3);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.footer-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-cn);
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink);
}
.footer-mini {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--gold);
  color: #0a0a0c;
  font-family: var(--font-cn);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}
.footer__back {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.3s;
}
.footer__back:hover { color: var(--gold); }
.footer-copy {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin: 0;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; gap: 60px; padding-top: 140px; }
  .hero__media { height: clamp(300px, 50vh, 480px); }

  .path-row {
    grid-template-columns: 120px 1fr auto;
    gap: 24px;
  }
  .path-row__arrow { display: none; }

  .feature-flank { width: clamp(100px, 14vw, 160px); }

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

  .cursor { display: none; }
  body { cursor: auto; }
  a, button { cursor: pointer; }
}

/* 平板:Bento 降为两列(宽卡占整行) */
@media (max-width: 900px) {
  .cta__bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bento-card--wide { grid-column: span 2; }
  .bento-card--full { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .path-row {
    grid-template-columns: 1fr 30px;
    grid-template-rows: auto auto;
    gap: 16px;
  }
  .path-row__img-wrap { grid-column: 1 / -1; }
  .path-row__arrow { grid-row: 1; grid-column: 2; align-self: start; }
  /* 手机:Bento 单列 */
  .cta__bento { grid-template-columns: 1fr; }
  .bento-card { min-height: 0; }
  .bento-card--wide,
  .bento-card--full { grid-column: auto; }
  .bento-card--wide .bento-card__text,
  .bento-card--wide .bento-card__cta { max-width: 100%; }
  .bento-card__bignum { font-size: 30px; }
  /* 邮箱卡改为上下结构 */
  .bento-card--full { flex-direction: column; align-items: flex-start; }
  .bento-card--full .bento-card__cta { margin-left: 0; }
  .qr-modal__box { padding: 32px 22px 26px; }
}