/* ============================================================
   乡音计划 · 洞石·声命力 第四期  —  全站共享样式
   纯手写，无构建工具、无 CDN（GSAP 走本地 js/）。
   设计基调：家乡绿意 + 生命力（暖·活）。
   ============================================================ */

:root {
  --paper: #F5F1E6;
  --ink: #12241A;
  --deep: #0d1c14;
  --panel: #183524;
  --forest: #3E7C4B;
  --sprout: #8FCB6E;
  --clay: #C56A3E;
  --gold: #E0A93B;

  --max: 72rem;
  --font-sans: 'Outfit', 'Noto Sans SC', system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', 'SimSun', serif;
  --sec-pad: clamp(6rem, 12vw, 11rem);
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.serif { font-family: var(--font-serif); }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-thumb { background: var(--forest); border-radius: 10px; }

/* 颗粒质感 */
.grain {
  position: fixed; inset: 0; z-index: 60; pointer-events: none;
  opacity: .06; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.grain--light { mix-blend-mode: overlay; opacity: .08; }

/* 布局 */
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
.section { padding-top: var(--sec-pad); padding-bottom: var(--sec-pad); }

.eyebrow {
  font-family: var(--font-serif); font-size: .82rem; letter-spacing: .4em;
  color: var(--sprout);
}
.h1 { font-family: var(--font-serif); font-weight: 900; line-height: 1.06;
  letter-spacing: -.01em; text-wrap: balance; font-size: clamp(3rem, 6.5vw, 6rem); margin: 0; }
.h1--sub { font-size: clamp(2.6rem, 5.5vw, 5rem); }
.h2 { font-family: var(--font-serif); font-weight: 900; line-height: 1.12;
  font-size: clamp(2.1rem, 4.2vw, 3.2rem); margin: 0; }
.lead { font-weight: 300; font-size: 1.125rem; line-height: 1.75; }
.muted { color: rgba(18,36,26,.6); }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  border-radius: 999px; padding: 1rem 2rem; font-weight: 700; font-size: 1rem;
  cursor: pointer; border: 1px solid transparent; transition: .25s ease; white-space: nowrap;
}
.btn .arrow { transition: transform .25s ease; }
.btn:hover .arrow { transform: translate(2px, -2px); }
.btn--lg { padding: 1.25rem 2.5rem; font-size: 1.125rem; }
.btn--primary { background: var(--sprout); color: var(--ink);
  box-shadow: 0 20px 50px -20px rgba(143,203,110,.9); }
.btn--primary:hover { background: var(--paper); }
.btn--dark { background: var(--ink); color: var(--paper); padding: .7rem 1.25rem; font-size: .875rem; }
.btn--dark:hover { background: var(--forest); }
.btn--gold { background: var(--gold); color: var(--ink);
  box-shadow: 0 20px 50px -20px rgba(224,169,59,.8); }
.btn--gold:hover { background: var(--paper); }
.btn--gold-sm { background: var(--gold); color: var(--ink); padding: .7rem 1.25rem; font-size: .875rem; }
.btn--gold-sm:hover { background: var(--paper); }
.btn--ghost-light { border-color: rgba(245,241,230,.4); color: var(--paper); }
.btn--ghost-light:hover { background: rgba(245,241,230,.1); }

/* 导航：浮动玻璃胶囊 */
.nav { position: fixed; inset-inline: 0; top: 1.25rem; z-index: 50;
  display: flex; justify-content: center; padding: 0 1rem; }
.nav-inner {
  display: flex; width: 100%; max-width: 50rem; align-items: center; justify-content: space-between;
  gap: 1rem; border-radius: 999px; padding: .5rem .8rem .5rem 1.1rem;
  border: 1px solid rgba(18,36,26,.1); background: rgba(245,241,230,.7);
  box-shadow: 0 10px 40px -15px rgba(18,36,26,.45); backdrop-filter: blur(16px);
}
.nav-brand { display: flex; align-items: center; gap: .5rem; font-family: var(--font-serif);
  font-size: 1.05rem; font-weight: 700; }
.brand-logo { width: 1.75rem; height: 1.75rem; border-radius: 50%; object-fit: cover; display: block; }
.brand-logo--lg { width: 2.25rem; height: 2.25rem; }
.nav--dark .brand-logo { box-shadow: 0 0 0 1px rgba(245,241,230,.15); }
.nav-links { display: flex; align-items: center; gap: 2rem; font-size: .875rem; font-weight: 500;
  color: rgba(18,36,26,.7); }
.nav-links a { transition: color .25s; }
.nav-links a:hover { color: var(--forest); }
.nav-links a.active { color: var(--forest); }
/* 深色导航（直通签约页） */
.nav--dark .nav-inner { border-color: rgba(245,241,230,.15); background: rgba(13,28,20,.6);
  box-shadow: 0 10px 40px -15px rgba(0,0,0,.6); }
.nav--dark .nav-brand { color: var(--paper); }
.nav--dark .nav-links { color: rgba(245,241,230,.7); }
.nav--dark .nav-links a:hover, .nav--dark .nav-links a.active { color: var(--gold); }

/* HERO */
.hero { position: relative; display: flex; align-items: center; justify-content: center;
  min-height: 100vh; overflow: hidden; padding: 0 1.5rem; }
.hero--sub { min-height: 82vh; justify-content: flex-start; padding-top: 7rem; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center;
  transform: scale(1.05); filter: saturate(1.15) contrast(1.05); }
.hero-bg--dim { opacity: .4; }
.hero-wash { position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(18,36,26,.5), rgba(18,36,26,.3) 45%, rgba(18,36,26,.62)),
    radial-gradient(100% 78% at 50% 42%, rgba(18,36,26,.18), rgba(18,36,26,.52)); }
.hero-wash--left { background: radial-gradient(120% 90% at 30% 20%, rgba(18,36,26,.25), rgba(18,36,26,.85)); }
.hero-wash--dark { background: radial-gradient(120% 90% at 70% 30%, rgba(13,28,20,.4), rgba(13,28,20,.92)); }
.hero-fade { position: absolute; inset-inline: 0; bottom: 0; height: 33%;
  background: linear-gradient(to top, var(--paper), transparent); }
.hero-inner { position: relative; z-index: 10; width: 100%; max-width: var(--max);
  display: flex; flex-direction: column; color: var(--paper); text-shadow: 0 2px 24px rgba(0,0,0,.5); }
.hero .h1 { text-shadow: 0 3px 34px rgba(0,0,0,.6), 0 1px 3px rgba(0,0,0,.4); }
.hero .eyebrow, .hero .lead { text-shadow: 0 2px 14px rgba(0,0,0,.72), 0 1px 2px rgba(0,0,0,.55); }
.hero-inner--center { align-items: center; text-align: center; }
.hero .lead { color: rgba(245,241,230,.85); max-width: 42rem; margin: 2rem 0 0; }
.hero-inner--center .lead { margin-inline: auto; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.5rem; }
.hero-inner--center .hero-cta { justify-content: center; }
.tags { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-size: .875rem;
  color: rgba(245,241,230,.7); }
.hero-inner--center .tags { justify-content: center; margin-top: 2rem; }
.scrollcue { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 10; font-size: .72rem; letter-spacing: .3em; color: rgba(245,241,230,.6); }
.badge { display: inline-flex; align-items: center; gap: .5rem; border-radius: 999px;
  padding: .5rem 1rem; font-size: .875rem; font-weight: 600; letter-spacing: .05em; }
.badge--green { background: rgba(143,203,110,.2); color: var(--sprout); box-shadow: inset 0 0 0 1px rgba(143,203,110,.4); }
.badge--gold { background: rgba(224,169,59,.15); color: var(--gold); box-shadow: inset 0 0 0 1px rgba(224,169,59,.4); }

/* 区块标题行 */
.section-head { display: flex; flex-direction: column; gap: 1.5rem; margin-bottom: 4rem; }
.section-head .h2 { max-width: 40rem; }
.section-desc { max-width: 24rem; font-size: 1rem; line-height: 1.7; color: rgba(18,36,26,.6); }

/* BENTO */
.bento { display: grid; grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(150px, 1fr); grid-auto-flow: dense; gap: 1rem; }
.card { position: relative; display: flex; flex-direction: column; justify-content: flex-end;
  overflow: hidden; border-radius: 1.5rem; padding: 1.5rem;
  border: 1px solid rgba(18,36,26,.1); color: var(--paper); }
.card--2x2 { grid-column: span 2; grid-row: span 2; }
.card--2x1 { grid-column: span 2; }
.card--wide { grid-column: span 4; }
.card-media { position: absolute; inset: 0; background-size: cover; background-position: center;
  transition: transform .7s ease; filter: saturate(1.1) contrast(1.03); }
.card:hover .card-media { transform: scale(1.05); }
.card-shade { position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,28,20,.9), rgba(13,28,20,.25) 55%, transparent); }
.card-shade--r { background: linear-gradient(to right, rgba(13,28,20,.9), rgba(13,28,20,.4) 55%, transparent); }
.card-body { position: relative; z-index: 2; }
.card-tag { font-size: .72rem; font-weight: 600; letter-spacing: .25em; color: var(--sprout);
  margin-bottom: .75rem; }
.card-tag--gold { color: var(--gold); }
.card-title { font-family: var(--font-serif); font-weight: 700; line-height: 1.3; margin: 0; }
.card-title--xl { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.card-title--lg { font-size: clamp(1.5rem, 2.5vw, 1.9rem); }
.card-title--md { font-size: 1.25rem; }
.card-text { margin: .5rem 0 0; font-size: .9rem; line-height: 1.6; color: rgba(245,241,230,.8); }

/* 宣言逐字 */
.manifesto { position: relative; display: flex; align-items: center; justify-content: center;
  padding-block: clamp(4rem, 8vw, 7rem); overflow: hidden; background: var(--ink); }
.manifesto-glow { position: absolute; inset: 0;
  background: radial-gradient(60% 60% at 50% 50%, rgba(62,124,75,.22), transparent); }
.manifesto-text { position: relative; z-index: 2; max-width: 48rem; text-align: center;
  font-family: var(--font-serif); font-weight: 700; color: var(--paper);
  font-size: clamp(1.3rem, 3.2vw, 2.1rem); line-height: 1.5; padding: 0 1.5rem; }
.word { display: inline-block; margin-right: .15em; opacity: .12; }

/* 四步卡片堆叠 */
.stack { position: relative; height: 100vh; overflow: hidden; background: var(--paper); }
.stack-ghost { position: absolute; left: 50%; top: 2.5rem; transform: translateX(-50%);
  z-index: 0; font-family: var(--font-serif); font-weight: 900; font-size: 20vw; color: rgba(18,36,26,.05); }
.stack-wrap { position: relative; height: 100%; max-width: 64rem; margin: 0 auto;
  display: flex; align-items: center; justify-content: center; padding: 0 1.5rem; }
.stack-card { position: absolute; display: flex; height: 62vh; width: 100%; max-width: 56rem;
  overflow: hidden; border-radius: 2rem; box-shadow: 0 40px 90px -40px rgba(18,36,26,.6); }
.stack-card-body { flex: 1; display: flex; flex-direction: column; justify-content: space-between;
  padding: clamp(1.5rem, 4vw, 3rem); color: var(--paper); }
.stack-num { font-family: var(--font-serif); font-weight: 900; font-size: clamp(3.5rem, 9vw, 6rem); }
.stack-title { font-family: var(--font-serif); font-weight: 700; font-size: clamp(1.6rem, 4vw, 3rem); margin: 0; }
.stack-text { margin: 1rem 0 0; max-width: 28rem; font-size: 1rem; line-height: 1.7; color: rgba(245,241,230,.85); }
.stack-media { width: 40%; background-size: cover; background-position: center; filter: saturate(1.1); }

/* 奖项 */
.awards { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.award--w2 { grid-column: span 2; }
.award--w3 { grid-column: span 3; }
.award--wfull { grid-column: 1 / -1; }
.award { border-radius: 1.5rem; padding: 1.75rem; border: 1px solid rgba(18,36,26,.1);
  background: #fff; box-shadow: 0 20px 60px -45px rgba(18,36,26,.5); }
.award--gold { border-color: #E0A93B; background: linear-gradient(160deg, rgba(224,169,59,.20), rgba(224,169,59,.04)); }
.award--silver { border-color: #9aa3ab; background: linear-gradient(160deg, rgba(150,163,171,.26), rgba(150,163,171,.04)); }
.award--bronze { border-color: #c07a48; background: linear-gradient(160deg, rgba(192,122,72,.20), rgba(192,122,72,.05)); }
.medal { display: flex; width: 2.6rem; height: 2.6rem; border-radius: 50%; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-weight: 900; font-size: 1.1rem; color: #3a2a10; margin-bottom: 1rem;
  box-shadow: inset 0 1px 2px rgba(255,255,255,.55), 0 8px 18px -10px rgba(0,0,0,.6); }
.medal--gold { background: linear-gradient(145deg, #f6d98a, #c8901f); }
.medal--silver { background: linear-gradient(145deg, #eef1f4, #9aa3ab); color: #3a3f45; }
.medal--bronze { background: linear-gradient(145deg, #e3b088, #a3572a); color: #3a220f; }
.award-head { display: flex; align-items: baseline; justify-content: space-between; }
.award-head .h3 { font-family: var(--font-serif); font-weight: 900; font-size: 1.5rem; margin: 0; }
.award--gold .h3 { color: #b9822a; }
.award--silver .h3 { color: #667079; }
.award--bronze .h3 { color: #a0572a; }
.award--gold .award-list li::before { color: #E0A93B; }
.award--silver .award-list li::before { color: #9aa3ab; }
.award--bronze .award-list li::before { color: #c07a48; }
.award-name { font-size: .875rem; color: rgba(18,36,26,.5); }
.award-list { list-style: none; margin: 1.25rem 0 0; padding: 0; display: grid; gap: .5rem;
  font-size: .9rem; color: rgba(18,36,26,.75); }
.award-list li { display: flex; align-items: center; gap: .5rem; }
.award-list li::before { content: "●"; color: var(--forest); font-size: .7rem; }
.award-banner { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1rem;
  align-items: flex-start; justify-content: space-between; border-radius: 1.5rem;
  background: var(--forest); color: var(--paper); padding: 1.5rem; }
.award-banner .big { font-family: var(--font-serif); font-weight: 700; font-size: clamp(1.25rem,3vw,1.5rem); }
.award-banner .small { font-size: .875rem; color: rgba(245,241,230,.8); }

/* 深色区块 / 传播力公式 */
.dark { background: var(--deep); color: var(--paper); }
.dark .section-desc, .dark .muted { color: rgba(245,241,230,.6); }
.formulas { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.formula { border-radius: 1.5rem; padding: 1.5rem; border: 1px solid rgba(245,241,230,.12);
  background: rgba(245,241,230,.03); }
.formula-p { font-family: var(--font-serif); font-weight: 700; font-size: 1.25rem; color: var(--sprout); }
.formula-f { margin-top: .75rem; font-size: .9rem; color: rgba(245,241,230,.8); }
.formula-merged { border-radius: 1.5rem; border: 1px solid rgba(245,241,230,.12);
  background: rgba(245,241,230,.03); padding: 2rem 2.25rem; }
.fm-eq { font-family: var(--font-serif); font-weight: 700; color: var(--sprout);
  font-size: clamp(1.4rem, 3vw, 2rem); }
.fm-sub { margin-top: .85rem; font-size: .92rem; line-height: 1.7; color: rgba(245,241,230,.7); }
.platform-callout { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem;
  border: 1px solid rgba(224,169,59,.45); border-radius: 1.5rem; padding: 1.5rem 1.85rem; margin-bottom: 2.5rem;
  background: linear-gradient(135deg, rgba(224,169,59,.16), rgba(224,169,59,.03)); }
.pc-label { font-family: var(--font-serif); font-weight: 700; font-size: 1.1rem; color: var(--gold); }
.pc-chips { display: flex; flex-wrap: wrap; gap: .6rem; }
.pc-chips span { border-radius: 999px; padding: .4rem 1.05rem; font-weight: 600; font-size: .95rem;
  color: var(--paper); background: rgba(245,241,230,.1); border: 1px solid rgba(245,241,230,.22); }
.pc-warn { margin-left: auto; font-family: var(--font-serif); font-weight: 700; color: var(--gold);
  display: inline-flex; align-items: center; gap: .5rem; }
.pc-warn::before { content: "!"; display: inline-flex; width: 1.4rem; height: 1.4rem; border-radius: 50%;
  align-items: center; justify-content: center; background: var(--gold); color: var(--ink); font-size: .9rem; }
@media (max-width: 620px) { .pc-warn { margin-left: 0; } }
.chips { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; margin-top: 2.5rem; }
.chips-label { font-size: .875rem; letter-spacing: .2em; color: var(--sprout); }
.chip { border-radius: 999px; border: 1px solid rgba(245,241,230,.2); padding: .375rem 1rem; font-size: .875rem; }

/* 五视角 carousel */
.views { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3rem; align-items: center; }
.view-media { position: relative; overflow: hidden; border-radius: 2rem; }
.view-img { height: 46vh; width: 100%; object-fit: cover; transition: opacity .4s ease; }
.view-shade { position: absolute; inset: 0; background: linear-gradient(to top, rgba(18,36,26,.7), transparent); }
.view-tag { position: absolute; bottom: 1.5rem; left: 1.5rem; font-family: var(--font-serif);
  font-weight: 900; font-size: 1.9rem; color: var(--paper); }
.view-title { font-family: var(--font-serif); font-weight: 900; font-size: clamp(1.5rem,3vw,1.9rem); }
.view-desc { margin-top: 1.25rem; font-size: 1.125rem; line-height: 1.7; color: rgba(18,36,26,.75); }
.view-dots { display: flex; align-items: center; gap: .75rem; margin-top: 2.5rem; }
.dot { height: .5rem; width: .5rem; border-radius: 999px; background: rgba(18,36,26,.2); transition: .3s; }
.dot.active { width: 2rem; background: var(--forest); }
.view-nav { display: flex; gap: .75rem; margin-top: 1.5rem; }
.iconbtn { display: flex; height: 3rem; width: 3rem; align-items: center; justify-content: center;
  border-radius: 999px; border: 1px solid rgba(18,36,26,.2); font-size: 1.125rem; cursor: pointer;
  background: transparent; transition: .25s; }
.iconbtn:hover { background: var(--ink); color: var(--paper); }
.iconbtn--light { border-color: rgba(245,241,230,.25); color: var(--paper); }
.iconbtn--light:hover { background: var(--paper); color: var(--ink); }

/* 跑马灯 */
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee { overflow: hidden; border-block: 1px solid rgba(18,36,26,.1); background: var(--forest); padding: 2rem 0; }
.marquee-track { display: flex; width: max-content; gap: 2.5rem; white-space: nowrap; animation: marquee 28s linear infinite; }
.marquee-item { display: flex; align-items: center; gap: 2.5rem; font-family: var(--font-serif);
  font-weight: 700; font-size: clamp(1.9rem, 4vw, 2.4rem); color: rgba(245,241,230,.9); }

/* 结尾 CTA */
.cta { position: relative; overflow: hidden; background: var(--ink); text-align: center; }
.cta-bg { position: absolute; inset: 0; opacity: .25; background-size: cover; background-position: center; filter: saturate(1.2); }
.cta-wash { position: absolute; inset: 0; background: radial-gradient(70% 70% at 50% 50%, transparent, var(--ink)); }
.cta-inner { position: relative; z-index: 2; max-width: 56rem; margin: 0 auto; }
.cta .h2 { color: var(--paper); font-size: clamp(2.4rem, 6vw, 5rem); line-height: 1.1; }
.cta .lead { color: rgba(245,241,230,.75); max-width: 34rem; margin: 1.5rem auto 0; }
.cta-icon { display: flex; justify-content: center; margin-bottom: 2rem; }

/* 表单 */
.form-cols { display: grid; grid-template-columns: .85fr 1.15fr; gap: 2.5rem; }
.panel { border-radius: 1.5rem; border: 1px solid rgba(18,36,26,.1); background: #fff; padding: 1.5rem;
  box-shadow: 0 20px 60px -40px rgba(18,36,26,.5); }
.panel--ink { background: var(--ink); color: var(--paper); border: 0; }
.form-panel { border-radius: 2rem; border: 1px solid rgba(18,36,26,.1); background: #fff;
  padding: clamp(1.75rem, 4vw, 2.5rem); box-shadow: 0 30px 80px -50px rgba(18,36,26,.6); }
.field { width: 100%; border-radius: 1rem; border: 1px solid rgba(18,36,26,.15); background: #fff;
  padding: .9rem 1.1rem; font-size: 1rem; color: var(--ink); font-family: inherit; transition: .25s; }
.field:focus { outline: none; border-color: var(--forest); box-shadow: 0 0 0 4px rgba(143,203,110,.25); }
.field::placeholder { color: rgba(18,36,26,.35); }
.form-row { display: grid; gap: 1.25rem; }
.form-row--2 { grid-template-columns: 1fr 1fr; }
.form-label { display: block; margin-bottom: .5rem; font-size: .875rem; font-weight: 500; }
.form-stack { display: grid; gap: 1.25rem; }
.checkbox-row { display: flex; align-items: flex-start; gap: .75rem; border-radius: 1rem;
  background: var(--paper); padding: 1rem; font-size: .875rem; color: rgba(18,36,26,.8); cursor: pointer; }
.checkbox-row input { margin-top: .15rem; width: 1rem; height: 1rem; accent-color: var(--forest); }
.form-note { text-align: center; font-size: .78rem; color: rgba(18,36,26,.45); display: grid; gap: .5rem; }
.form-note a { font-weight: 600; color: var(--forest); text-decoration: underline; text-underline-offset: 2px; }
.info-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.info-list b { font-weight: 700; }
.info-list .sub { font-size: .82rem; color: rgba(18,36,26,.55); }
.info-item { display: flex; align-items: flex-start; gap: .75rem; }
.info-item .mk { margin-top: .1rem; color: var(--forest); }
.info-item .mk--clay { color: var(--clay); }

/* 直通页三点 */
.tri { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; }
.tri-card { border-radius: 1.5rem; border: 1px solid rgba(245,241,230,.1); background: rgba(245,241,230,.03); padding: 2rem; }
.tri-num { font-family: var(--font-serif); font-weight: 900; font-size: 3rem; color: var(--gold); }
.tri-card .h3 { font-family: var(--font-serif); font-weight: 700; font-size: 1.25rem; margin: 1rem 0 0; }
.tri-card p { margin: .75rem 0 0; font-size: .9rem; line-height: 1.6; color: rgba(245,241,230,.7); }

/* 页脚 */
.footer { background: var(--deep); color: rgba(245,241,230,.7); padding: 4rem 0; }
.footer--line { background: transparent; border-top: 1px solid rgba(245,241,230,.1); }
.footer-inner { display: flex; flex-direction: column; gap: 2.5rem; justify-content: space-between; }
.footer-brand { display: flex; align-items: center; gap: .5rem; font-family: var(--font-serif);
  font-size: 1.5rem; font-weight: 700; color: var(--paper); }
.footer-desc { margin-top: 1rem; max-width: 20rem; font-size: .875rem; line-height: 1.6; }
.footer-links { display: grid; grid-template-columns: repeat(3, auto); gap: .75rem 4rem; font-size: .875rem; }
.footer-links a:hover { color: var(--sprout); }
.footer--line .footer-links a:hover { color: var(--gold); }
.footer-bottom { max-width: var(--max); margin: 3rem auto 0; padding-top: 1.5rem;
  border-top: 1px solid rgba(245,241,230,.1); font-size: .75rem; color: rgba(245,241,230,.4); }

/* 专业评审评分维度 */
.judge { display: grid; margin-top: 2.5rem; border-top: 1px solid rgba(245,241,230,.12); }
.judge-item { display: grid; grid-template-columns: 15rem 1fr; gap: 1rem 2.5rem;
  padding: 1.75rem 0; border-bottom: 1px solid rgba(245,241,230,.12); align-items: start; }
.judge-head { display: flex; align-items: baseline; gap: 1rem; }
.judge-name { font-family: var(--font-serif); font-weight: 700; font-size: 1.4rem; color: var(--paper); }
.judge-weight { font-family: var(--font-serif); font-weight: 900; font-size: 1.6rem; color: var(--gold); }
.judge-points { font-size: .92rem; line-height: 1.75; color: rgba(245,241,230,.72); }

/* 常见问题 FAQ 手风琴 */
.faq { display: grid; gap: 1rem; }
.faq-item { border: 1px solid rgba(18,36,26,.1); border-radius: 1.25rem; background: #fff; overflow: hidden;
  box-shadow: 0 20px 60px -50px rgba(18,36,26,.5); }
.faq-item summary { cursor: pointer; list-style: none; padding: 1.35rem 1.5rem;
  font-family: var(--font-serif); font-weight: 700; font-size: 1.05rem; color: var(--ink);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--forest); font-size: 1.6rem; line-height: 1;
  transition: transform .25s ease; flex: none; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-a { padding: 0 1.5rem 1.4rem; font-size: .95rem; line-height: 1.75; color: rgba(18,36,26,.7); }

/* ============================ 响应式 ============================ */
@media (max-width: 860px) {
  .nav-links { display: none; }
  .views { grid-template-columns: 1fr; }
  .form-cols { grid-template-columns: 1fr; }
  .tri { grid-template-columns: 1fr; }
  .formulas { grid-template-columns: 1fr 1fr; }
  .awards { grid-template-columns: 1fr; }
  .award--w2, .award--w3, .award--wfull { grid-column: auto; }
  .stack-media { display: none; }
  .footer-inner { flex-direction: row; }
  .judge-item { grid-template-columns: 1fr; gap: .6rem; }
}
@media (max-width: 760px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card--2x2 { grid-column: span 2; grid-row: span 2; }
  .card--2x1 { grid-column: span 2; }
  .card--wide { grid-column: span 2; }
  .hero--sub { justify-content: center; }
}
@media (max-width: 520px) {
  .formulas { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-links { grid-template-columns: repeat(2, auto); }
}