/* =========================================================
   雷州市第一中学 · 建校100周年 校友助力平台
   Palette: 校庆红 / 旧金 / 星夜 / 宣纸
   ========================================================= */

:root{
  --night:      #12070a;
  --night-2:    #24100f;
  --night-3:    #3a1512;
  --red:        #9e1b23;
  --red-deep:   #6f0d14;
  --red-soft:   #b8353a;
  --gold:       #d8a85a;
  --gold-lt:    #f2d8a8;
  --gold-dim:   #a8813f;
  --paper:      #faf4e9;
  --paper-2:    #f4ead7;
  --paper-3:    #ece0c9;
  --ink:        #2a1a16;
  --ink-2:      #6b5449;
  --line:       rgba(42,26,22,.12);
  --line-lt:    rgba(242,216,168,.22);

  --serif: "Songti SC","STSong","Noto Serif SC","Source Han Serif SC",SimSun,"宋体",serif;
  --sans: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",system-ui,-apple-system,sans-serif;

  --r-lg: 22px;
  --r-md: 14px;
  --shadow: 0 24px 60px -30px rgba(42,10,14,.55);
  --ease: cubic-bezier(.22,.68,.28,1);
}

*,*::before,*::after{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; text-size-adjust:100%; }
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,canvas{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; touch-action:manipulation; }
a.btn{ touch-action:manipulation; }
::selection{ background:rgba(158,27,35,.18); }

.wrap{ width:min(1180px, calc(100% - 48px)); margin-inline:auto; }
.wrap--narrow{ width:min(760px, calc(100% - 48px)); }
section[id]{ scroll-margin-top:72px; }

/* ---------------- 按钮 ---------------- */
.btn{
  --bg:transparent; --fg:#fff; --bd:transparent;
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:12px 26px; border-radius:999px; border:1px solid var(--bd);
  background:var(--bg); color:var(--fg);
  font-size:15px; font-weight:600; letter-spacing:.04em;
  cursor:pointer; transition:.35s var(--ease);
  white-space:nowrap;
}
.btn--lg{ padding:16px 40px; font-size:16px; }
.btn--block{ width:100%; }
.btn--gold{
  --bg:linear-gradient(135deg,#e7bf74,#d3a04b 55%,#c08f3f);
  --fg:#3a1a0c; box-shadow:0 12px 30px -12px rgba(216,168,90,.9);
}
.btn--gold:hover{ transform:translateY(-2px); box-shadow:0 18px 38px -14px rgba(216,168,90,.95); }
.btn--red{
  --bg:linear-gradient(135deg,#a91f27,#8a121a);
  --fg:#fdf0d8; box-shadow:0 14px 34px -16px rgba(120,10,18,.85);
}
.btn--red:hover{ transform:translateY(-2px); --bg:linear-gradient(135deg,#bd262e,#9a171f); }
.btn--ghost{
  --bd:rgba(242,216,168,.45); --fg:#f2d8a8; backdrop-filter:blur(4px);
}
.btn--ghost:hover{ background:rgba(242,216,168,.1); border-color:rgba(242,216,168,.8); }
.btn--ghost-dark{ --bd:rgba(42,26,22,.24); --fg:#4a332b; }
.btn--ghost-dark:hover{ background:rgba(42,26,22,.05); }
.btn--text{ --fg:#8a7268; font-weight:500; }
.btn--text:hover{ --fg:var(--red); }

/* ---------------- 导航 ---------------- */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:60;
  display:flex; align-items:center; gap:28px;
  padding:14px clamp(18px,4vw,44px);
  color:#f6e7c8;
  transition:.4s var(--ease);
}
.nav.is-solid{
  background:rgba(18,7,10,.82);
  backdrop-filter:blur(18px) saturate(1.2);
  border-bottom:1px solid rgba(242,216,168,.14);
  padding-block:10px;
}
.nav__brand{ display:flex; align-items:center; gap:12px; margin-right:auto; }
.nav__seal{ color:var(--gold); display:grid; place-items:center; }
.nav__txt{ display:flex; flex-direction:column; line-height:1.35; }
.nav__txt b{ font-family:var(--serif); font-size:17px; letter-spacing:.12em; font-weight:600; white-space:nowrap; }
.nav__txt i{ font-style:normal; font-size:11px; letter-spacing:.16em; color:rgba(242,216,168,.62); white-space:nowrap; }
.nav__links{ display:flex; gap:30px; font-size:14.5px; letter-spacing:.06em; }
.nav__links a{ position:relative; padding:6px 0; color:rgba(246,231,200,.82); transition:.3s; }
.nav__links a::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:1px;
  background:var(--gold); transition:right .4s var(--ease);
}
.nav__links a:hover{ color:var(--gold-lt); }
.nav__links a:hover::after{ right:0; }

/* ---------------- 首屏 ---------------- */
.hero{
  position:relative; min-height:100vh; min-height:100svh; display:grid; place-items:center;
  background:
    radial-gradient(120% 80% at 50% -10%, #4a1512 0%, transparent 55%),
    radial-gradient(90% 60% at 80% 100%, rgba(158,27,35,.35) 0%, transparent 60%),
    linear-gradient(180deg,#0d0507 0%,#1a0a0b 45%,#12070a 100%);
  color:#f7ead0; overflow:hidden; padding:120px 0 90px;
  text-align:center;
}
.hero__sky{ position:absolute; inset:0; width:100%; height:100%; }
.hero__glow{
  position:absolute; left:50%; top:38%; width:min(900px,110vw); aspect-ratio:1;
  transform:translate(-50%,-50%); pointer-events:none;
  background:radial-gradient(circle, rgba(216,168,90,.16) 0%, rgba(216,168,90,.05) 38%, transparent 68%);
  animation:breathe 9s ease-in-out infinite;
}
@keyframes breathe{ 0%,100%{ opacity:.75; transform:translate(-50%,-50%) scale(1);} 50%{ opacity:1; transform:translate(-50%,-50%) scale(1.07);} }

.hero__inner{ position:relative; z-index:2; width:min(880px, calc(100% - 44px)); }
.nav__by{
  flex:none; margin-left:0; padding:7px 14px 8px;
  border:1px solid rgba(216,168,90,.55); border-radius:6px;
  background:linear-gradient(180deg, rgba(216,168,90,.14), rgba(216,168,90,.04));
  box-shadow:inset 0 0 16px rgba(216,168,90,.12);
  font-family:var(--serif); font-size:13px; letter-spacing:.2em; font-weight:600;
  color:var(--gold-lt); white-space:nowrap; user-select:none;
}
.hero__eyebrow{
  display:flex; align-items:center; justify-content:center; gap:14px;
  font-size:12px; letter-spacing:.32em; color:rgba(242,216,168,.62); margin:0 0 26px;
  text-transform:uppercase;
}
.hero__eyebrow span{ width:38px; height:1px; background:linear-gradient(90deg,transparent,var(--gold-dim)); }
.hero__eyebrow span:last-child{ background:linear-gradient(90deg,var(--gold-dim),transparent); }

.hero__badge{ display:flex; justify-content:center; margin-bottom:26px; }

.badge100{
  position:relative; display:flex; align-items:baseline; gap:6px;
  padding:10px 26px 12px; border:1px solid rgba(216,168,90,.5); border-radius:4px;
  background:linear-gradient(180deg, rgba(216,168,90,.12), rgba(216,168,90,.02));
  box-shadow:inset 0 0 30px rgba(216,168,90,.12), 0 0 40px -10px rgba(216,168,90,.35);
}
.badge100::before,.badge100::after{
  content:""; position:absolute; width:8px; height:8px; border:1px solid var(--gold); opacity:.7;
}
.badge100::before{ top:-5px; left:-5px; border-right:0; border-bottom:0; }
.badge100::after{ bottom:-5px; right:-5px; border-left:0; border-top:0; }
.badge100__num{
  font-family:var(--serif); font-size:52px; line-height:1; letter-spacing:.06em;
  background:linear-gradient(180deg,#fbe9c4,#d8a85a 60%,#a8813f);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  font-weight:700;
}
.badge100__word{ font-family:var(--serif); font-size:17px; letter-spacing:.28em; color:var(--gold-lt); }

.hero__title{
  font-family:var(--serif); font-weight:700;
  font-size:clamp(38px,6.6vw,74px); line-height:1.14; letter-spacing:.06em;
  margin:0 0 22px; color:#fdf3e0;
  text-shadow:0 0 60px rgba(216,168,90,.28);
}
.hero__title em{
  font-style:normal; position:relative; display:inline-block;
  background:linear-gradient(180deg,#fbeacb,#d8a85a 55%,#b0803a);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero__title em::after{
  content:""; position:absolute; left:2%; right:2%; bottom:-6px; height:1px;
  background:linear-gradient(90deg,transparent,rgba(216,168,90,.7),transparent);
}
.hero__sub{
  font-size:clamp(14px,1.7vw,16.5px); line-height:2; color:rgba(247,234,208,.74);
  margin:0 0 18px; letter-spacing:.03em;
}
.hero__motto{
  display:inline-block; font-family:var(--serif); font-size:13px; letter-spacing:.42em;
  color:rgba(216,168,90,.85); padding:6px 4px 6px 10px; margin:0 0 34px;
  border-top:1px solid rgba(216,168,90,.25); border-bottom:1px solid rgba(216,168,90,.25);
}
.hero__actions{ display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }

.hero__stats{
  display:flex; align-items:center; justify-content:center; gap:clamp(18px,4vw,44px);
  margin-top:54px; flex-wrap:wrap;
}
.stat{ text-align:center; }
.stat b{
  display:block; font-family:var(--serif); font-size:clamp(24px,3.4vw,32px);
  color:var(--gold-lt); letter-spacing:.04em; font-variant-numeric:tabular-nums;
}
.stat span{ font-size:12px; letter-spacing:.16em; color:rgba(247,234,208,.5); }
.stat__line{ width:1px; height:32px; background:linear-gradient(180deg,transparent,rgba(216,168,90,.35),transparent); }

.hero__scroll{
  position:absolute; bottom:26px; left:50%; transform:translateX(-50%);
  font-size:11px; letter-spacing:.28em; color:rgba(247,234,208,.36);
  display:flex; flex-direction:column; align-items:center; gap:10px; z-index:2;
}
.hero__scroll span{
  width:1px; height:34px;
  background:linear-gradient(180deg,transparent,rgba(216,168,90,.7));
  animation:drop 2.4s infinite;
}
@keyframes drop{ 0%{ opacity:0; transform:translateY(-8px);} 40%{opacity:1;} 100%{ opacity:0; transform:translateY(8px);} }

/* ---------------- 通用区块 ---------------- */
.band{ padding:clamp(72px,9vw,116px) 0; position:relative; }
.band--paper{ background:var(--paper); }
.band--paper.band--tint{
  background:
    radial-gradient(80% 60% at 100% 0%, rgba(158,27,35,.05), transparent 60%),
    var(--paper-2);
}
.band--dark{
  background:
    radial-gradient(90% 70% at 15% 0%, rgba(158,27,35,.28), transparent 55%),
    linear-gradient(180deg,#150809,#1e0c0b 60%,#150809);
  color:#f7ead0;
}

.sec-head{ max-width:720px; margin-bottom:clamp(36px,4.6vw,56px); }
.sec-head__kicker{
  font-size:11.5px; letter-spacing:.34em; color:var(--red); margin:0 0 16px; font-weight:600;
}
.sec-head h2{
  font-family:var(--serif); font-size:clamp(27px,4vw,42px); line-height:1.35;
  letter-spacing:.02em; margin:0 0 14px; font-weight:700;
}
.sec-head h2 em{ font-style:normal; color:var(--red); }
.sec-head__desc{ font-size:14.5px; line-height:1.95; color:var(--ink-2); margin:0; letter-spacing:.02em; }

.sec-head--light .sec-head__kicker{ color:var(--gold); }
.sec-head--light h2{ color:#fbf1dc; }
.sec-head--light h2 em{ color:var(--gold-lt); }
.sec-head--light .sec-head__desc{ color:rgba(247,234,208,.62); }

/* ---------------- 点亮星火 ---------------- */
.ignite{ display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(24px,3.4vw,44px); align-items:start; }

.card-form{
  background:linear-gradient(180deg,rgba(255,248,236,.06),rgba(255,248,236,.02));
  border:1px solid var(--line-lt); border-radius:var(--r-lg);
  padding:clamp(24px,3.4vw,38px); backdrop-filter:blur(6px);
  box-shadow:0 30px 60px -40px #000;
}
.field{ margin-bottom:20px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field label{
  display:flex; justify-content:space-between; align-items:baseline;
  font-size:12.5px; letter-spacing:.12em; color:rgba(242,216,168,.72); margin-bottom:9px;
}
.field label i{ font-style:normal; font-size:11px; color:rgba(242,216,168,.38); letter-spacing:.06em; }
.field input,.field select,.field textarea,.field .pick{
  width:100%; padding:13px 16px; font-size:15px; font-family:inherit; color:#fbf1dc;
  background:rgba(10,4,5,.45); border:1px solid rgba(242,216,168,.2); border-radius:10px;
  transition:.3s var(--ease); outline:none; resize:vertical;
}
.field select{ appearance:none; cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,rgba(242,216,168,.7) 50%),linear-gradient(135deg,rgba(242,216,168,.7) 50%,transparent 50%);
  background-position:calc(100% - 19px) 21px, calc(100% - 14px) 21px;
  background-size:5px 5px,5px 5px; background-repeat:no-repeat;
}
.field select option{ background:#20100f; color:#f6e7c8; }
.field .pick{
  display:flex; align-items:center; justify-content:space-between; text-align:left; cursor:pointer;
}
.field .pick::after{
  content:""; flex:none; width:7px; height:7px; margin-left:10px;
  border-right:1.5px solid rgba(242,216,168,.6); border-bottom:1.5px solid rgba(242,216,168,.6);
  transform:rotate(45deg) translateY(-2px);
}
.field .pick.is-set{ border-color:rgba(216,168,90,.55); color:#f6e7c8; }
.field .pick.is-set::after{
  border-color:var(--gold-lt); transform:rotate(225deg) translateY(-1px);
}
.field input::placeholder,.field textarea::placeholder{ color:rgba(242,216,168,.28); }
.field input:focus,.field select:focus,.field textarea:focus,.field .pick:focus{
  border-color:rgba(216,168,90,.72); background:rgba(10,4,5,.7);
  box-shadow:0 0 0 3px rgba(216,168,90,.12);
}
.field textarea{ line-height:1.7; }

/* ---------------- 届别底部弹层选择器 ---------------- */
.sheet{ position:fixed; inset:0; z-index:120; }
.sheet[hidden]{ display:none; }
.sheet__mask{
  position:absolute; inset:0; background:rgba(8,3,4,.66); backdrop-filter:blur(3px);
  opacity:0; transition:.3s;
}
.sheet__panel{
  position:absolute; left:0; right:0; bottom:0; margin:0 auto; max-width:560px;
  background:linear-gradient(180deg,#241113,#170a0c);
  border:1px solid rgba(216,168,90,.32); border-bottom:0; border-radius:20px 20px 0 0;
  padding:16px 18px calc(16px + env(safe-area-inset-bottom));
  box-shadow:0 -30px 60px -30px #000;
  transform:translateY(102%); transition:transform .34s var(--ease);
}
.sheet.is-open .sheet__mask{ opacity:1; }
.sheet.is-open .sheet__panel{ transform:translateY(0); }
.sheet__head{
  display:flex; align-items:center; justify-content:space-between; margin-bottom:12px;
}
.sheet__head b{
  font-family:var(--serif); font-size:16.5px; font-weight:600; letter-spacing:.14em; color:#f2d8a8;
}
.sheet__x{
  width:34px; height:34px; border-radius:50%; cursor:pointer; font-size:14px;
  color:rgba(242,216,168,.65); background:rgba(242,216,168,.06);
  border:1px solid rgba(242,216,168,.18);
}
.sheet__x:active{ background:rgba(242,216,168,.16); }
.sheet__body{ max-height:min(58vh,460px); overflow-y:auto; -webkit-overflow-scrolling:touch; padding-right:2px; }
.sheet__spec{
  display:grid; grid-template-columns:1fr 1fr; gap:9px; margin-bottom:4px;
  padding-bottom:14px; border-bottom:1px dashed rgba(216,168,90,.22);
}
.sheet__dec{
  font-size:11px; letter-spacing:.2em; color:rgba(216,168,90,.62); margin:14px 0 8px;
}
.sheet__grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }
.sheet__grid button,.sheet__spec button{
  padding:11px 0; font-size:14px; font-variant-numeric:tabular-nums; cursor:pointer;
  color:rgba(247,234,208,.82); background:rgba(242,216,168,.05);
  border:1px solid rgba(242,216,168,.16); border-radius:10px; transition:.25s;
}
.sheet__grid button:active{ transform:scale(.94); }
.sheet__grid button.is-on,.sheet__spec button.is-on{
  color:#20100f; font-weight:600; background:var(--gold-lt); border-color:var(--gold-lt);
  box-shadow:0 6px 18px -8px rgba(216,168,90,.8);
}
.sheet__grid button:hover:not(.is-on),.sheet__spec button:hover:not(.is-on){ border-color:rgba(216,168,90,.5); color:#f6e7c8; }
.sheet__note{ margin:16px 0 0; text-align:center; font-size:11.5px; letter-spacing:.06em; color:rgba(247,234,208,.4); }

.chips{ display:flex; flex-wrap:wrap; gap:8px; margin-top:12px; }
.chips button{
  font-size:12px; padding:7px 13px; border-radius:999px; cursor:pointer;
  color:rgba(242,216,168,.7); background:rgba(242,216,168,.05);
  border:1px solid rgba(242,216,168,.18); transition:.3s;
}
.chips button:hover{ color:#20100f; background:var(--gold-lt); border-color:var(--gold-lt); }

.form-note{ font-size:11.5px; color:rgba(242,216,168,.36); text-align:center; margin:14px 0 0; letter-spacing:.04em; }

.ignite__side{ display:grid; gap:20px; }
.panel{
  border:1px solid var(--line-lt); border-radius:var(--r-md);
  padding:24px 24px 20px; background:rgba(255,248,236,.03);
}
.panel h3{
  font-family:var(--serif); font-size:16px; letter-spacing:.14em; margin:0 0 20px;
  color:var(--gold-lt); font-weight:600;
}
.decades{ display:flex; align-items:flex-end; gap:10px; height:132px; }
.decade{ flex:1; display:flex; flex-direction:column; justify-content:flex-end; gap:7px; text-align:center; }
.decade__bar{
  position:relative; border-radius:4px 4px 2px 2px; min-height:4px;
  background:linear-gradient(180deg,#e7bf74,#9e1b23 130%);
  box-shadow:0 0 18px -6px rgba(216,168,90,.8);
  transition:height 1s var(--ease);
}
.decade__n{ font-size:11px; color:rgba(242,216,168,.6); font-variant-numeric:tabular-nums; }
.decade__l{ font-size:10.5px; color:rgba(242,216,168,.38); letter-spacing:.04em; }
.panel__foot{ font-size:12px; color:rgba(242,216,168,.45); margin:20px 0 0; letter-spacing:.04em; }

.panel--quote{ background:none; border-style:dashed; border-color:rgba(216,168,90,.28); }
.quote{ font-family:var(--serif); font-size:19px; line-height:1.85; color:var(--gold-lt); margin:0 0 12px; letter-spacing:.08em; }
.quote__by{ font-size:11.5px; letter-spacing:.16em; color:rgba(242,216,168,.4); }

/* ---------------- 祝福墙 ---------------- */
.wall-tools{ display:flex; justify-content:space-between; gap:18px; flex-wrap:wrap; margin-bottom:28px; }
.tabs{ display:flex; gap:6px; background:rgba(42,26,22,.05); padding:5px; border-radius:999px; }
.tabs button{
  border:0; background:none; cursor:pointer; padding:9px 20px; border-radius:999px;
  font-size:13.5px; color:var(--ink-2); letter-spacing:.04em; transition:.3s var(--ease);
}
.tabs button:hover{ color:var(--red); }
.tabs button.is-on{ background:var(--red); color:#fdf0d8; box-shadow:0 8px 20px -10px rgba(158,27,35,.8); }
.tabs--sm button{ font-size:12.5px; padding:8px 15px; }

.wall{ columns:3; column-gap:18px; }
@media (max-width:980px){ .wall{ columns:2; } }
@media (max-width:600px){ .wall{ columns:1; } }

.wish{
  break-inside:avoid; margin-bottom:18px; padding:24px 24px 18px;
  background:#fffdf8; border:1px solid var(--line); border-radius:var(--r-md);
  position:relative; transition:.4s var(--ease); overflow:hidden;
}
.wish:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:rgba(158,27,35,.28); }
.wish::before{
  content:"”"; position:absolute; top:-6px; right:18px;
  font-family:var(--serif); font-size:64px; color:rgba(158,27,35,.08); line-height:1;
}
.wish__top{ display:flex; align-items:center; gap:10px; margin-bottom:14px; }
.wish__ava{
  width:38px; height:38px; border-radius:50%; display:grid; place-items:center; flex:none;
  font-family:var(--serif); font-size:16px; color:#fdf0d8;
  background:linear-gradient(140deg,var(--red-soft),var(--red-deep));
}
.wish__who b{ font-size:14.5px; font-weight:600; letter-spacing:.03em; display:block; }
.wish__who span{ font-size:11.5px; color:var(--ink-2); letter-spacing:.06em; }
.wish__seq{
  margin-left:auto; font-size:10.5px; letter-spacing:.1em; color:var(--gold-dim);
  border:1px solid rgba(168,129,63,.3); border-radius:999px; padding:4px 9px; white-space:nowrap;
}
.wish__txt{ font-family:var(--serif); font-size:16.5px; line-height:1.9; color:var(--ink); margin:0 0 14px; letter-spacing:.02em; }
.wish__foot{ display:flex; align-items:center; gap:8px; font-size:11.5px; color:var(--ink-2); border-top:1px dashed var(--line); padding-top:12px; }
.wish__foot .dot{ width:3px; height:3px; border-radius:50%; background:var(--paper-3); }
.wish__like{
  margin-left:auto; display:inline-flex; align-items:center; gap:5px; border:0; background:none;
  cursor:pointer; color:#9b8478; font-size:12px; transition:.25s;
}
.wish__like:hover,.wish__like.is-on{ color:var(--red); }
.wish.is-new{ animation:pop .6s var(--ease); }
@keyframes pop{ from{ opacity:0; transform:translateY(14px) scale(.98);} to{ opacity:1; transform:none;} }

.wall-empty{ text-align:center; color:var(--ink-2); padding:60px 0; font-size:14px; }

/* ---------------- 校园记忆 ---------------- */
.spots{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
@media (max-width:980px){ .spots{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:600px){ .spots{ grid-template-columns:1fr; } }

.spot{
  position:relative; border-radius:var(--r-lg); overflow:hidden; cursor:pointer;
  background:#2b1210; color:#f7ead0; aspect-ratio:4/3.15;
  border:1px solid rgba(42,26,22,.08); transition:.5s var(--ease);
  isolation:isolate;
}
.spot:hover{ transform:translateY(-5px); box-shadow:0 30px 50px -28px rgba(80,20,20,.6); }
.spot__art{ position:absolute; inset:0; width:100%; height:100%; }
.spot__art svg{ width:100%; height:100%; }
.spot__veil{
  position:absolute; inset:0;
  background:linear-gradient(180deg,transparent 30%,rgba(20,7,9,.55) 62%,rgba(16,5,7,.92) 100%);
}
.spot__body{ position:absolute; inset:auto 0 0 0; padding:22px 24px; z-index:2; }
.spot__idx{ font-family:var(--serif); font-size:11px; letter-spacing:.3em; color:var(--gold); display:block; margin-bottom:8px; }
.spot__name{ font-family:var(--serif); font-size:22px; letter-spacing:.1em; margin:0 0 6px; font-weight:600; }
.spot__desc{ font-size:12.5px; color:rgba(247,234,208,.6); margin:0 0 12px; letter-spacing:.03em; }
.spot__meta{ display:flex; align-items:center; gap:10px; font-size:11.5px; color:var(--gold-lt); }
.spot__meta .n{ font-variant-numeric:tabular-nums; font-weight:600; }
.spot__go{
  margin-left:auto; font-size:11.5px; letter-spacing:.1em; opacity:0; transform:translateX(-6px);
  transition:.35s var(--ease);
}
.spot:hover .spot__go{ opacity:1; transform:none; }

/* ---------------- 时间轴 ---------------- */
.timeline{ list-style:none; margin:0; padding:0; position:relative; }
.timeline::before{
  content:""; position:absolute; left:118px; top:8px; bottom:8px; width:1px;
  background:linear-gradient(180deg,transparent,rgba(216,168,90,.5) 12%,rgba(216,168,90,.5) 88%,transparent);
}
.tl{
  display:grid; grid-template-columns:118px 1fr; gap:38px; padding:0 0 34px; position:relative;
}
.tl__year{
  font-family:var(--serif); font-size:26px; color:var(--gold-lt); text-align:right;
  letter-spacing:.04em; padding-top:2px; padding-right:14px; font-variant-numeric:tabular-nums;
}
.tl__year small{ display:block; font-size:10.5px; letter-spacing:.2em; color:rgba(242,216,168,.4); margin-top:4px; }
.tl__body{ position:relative; padding-left:8px; }
.tl__body::before{
  content:""; position:absolute; left:-43px; top:11px; width:9px; height:9px; border-radius:50%;
  background:var(--night); border:1px solid var(--gold); box-shadow:0 0 0 4px rgba(216,168,90,.12),0 0 16px rgba(216,168,90,.6);
}
.tl__body h4{ font-family:var(--serif); font-size:18px; margin:0 0 8px; color:#fbf1dc; letter-spacing:.06em; font-weight:600; }
.tl__body p{ margin:0; font-size:13.5px; line-height:1.9; color:rgba(247,234,208,.58); max-width:56ch; }

/* ---------------- 结尾 ---------------- */
.band--final{
  background:
    radial-gradient(70% 60% at 50% 0%, rgba(216,168,90,.12), transparent 60%),
    linear-gradient(180deg,#1e0c0b,#12070a);
  color:#f7ead0; text-align:center; padding-block:clamp(80px,10vw,130px);
  position:relative; overflow:hidden;
}
.final__kicker{ font-size:11.5px; letter-spacing:.34em; color:var(--gold); margin:0 0 18px; }
.final__title{ font-family:var(--serif); font-size:clamp(28px,4.4vw,46px); letter-spacing:.06em; margin:0 0 16px; color:#fdf3e0; }
.final__desc{ font-size:14.5px; color:rgba(247,234,208,.6); margin:0 0 34px; letter-spacing:.03em; }
.final__seal{
  margin:56px auto 0; width:96px; height:96px; display:grid; place-items:center;
  font-family:var(--serif); font-size:15px; line-height:1.5; letter-spacing:.16em;
  color:rgba(216,168,90,.85); border:1px solid rgba(216,168,90,.45);
  transform:rotate(-6deg); border-radius:3px;
}

.foot{ background:#0d0507; color:rgba(247,234,208,.45); padding:34px 0; font-size:12.5px; }
.foot__inner{ display:flex; flex-direction:column; gap:8px; }
.foot b{ color:var(--gold-lt); font-family:var(--serif); letter-spacing:.1em; font-weight:600; }
.foot__dim{ color:rgba(247,234,208,.28); letter-spacing:.04em; }
.foot__credit{
  margin-top:20px; padding-top:18px; border-top:1px solid rgba(242,216,168,.12);
  display:flex; align-items:baseline; gap:12px;
}
.foot__credit b{
  font-family:var(--serif); font-size:17px; letter-spacing:.22em; font-weight:600;
  color:var(--gold-lt); text-shadow:0 0 14px rgba(216,168,90,.35);
}
.foot__credit span{ font-size:11.5px; letter-spacing:.14em; color:rgba(247,234,208,.38); }

/* ---------------- 海报弹层 ---------------- */
.modal{ position:fixed; inset:0; z-index:100; display:grid; place-items:center; padding:20px; }
.modal[hidden]{ display:none; }
.modal__mask{ position:absolute; inset:0; background:rgba(10,4,5,.82); backdrop-filter:blur(8px); animation:fade .3s; }
@keyframes fade{ from{opacity:0} to{opacity:1} }
.modal__box{
  position:relative; width:min(430px,100%); max-height:calc(100svh - 40px); overflow:auto;
  -webkit-overflow-scrolling:touch;
  background:#170a0a; border:1px solid rgba(216,168,90,.3); border-radius:20px;
  padding:26px 24px 22px; box-shadow:0 40px 90px -40px #000;
  animation:rise .45s var(--ease);
}
@keyframes rise{ from{ opacity:0; transform:translateY(24px) scale(.97);} to{opacity:1; transform:none;} }
.modal__x{
  position:absolute; top:14px; right:14px; width:32px; height:32px; border-radius:50%;
  background:rgba(242,216,168,.08); border:1px solid rgba(242,216,168,.2); color:#f2d8a8;
  cursor:pointer; font-size:13px; transition:.3s;
}
.modal__x:hover{ background:rgba(242,216,168,.2); }
.modal__head{ text-align:center; margin-bottom:18px; }
.modal__kicker{ font-size:11px; letter-spacing:.3em; color:var(--gold); margin:0 0 8px; }
.modal__head h3{ font-family:var(--serif); font-size:19px; margin:0; color:#fbf1dc; letter-spacing:.04em; font-weight:600; }
.modal__head h3 em{ font-style:normal; color:var(--gold-lt); font-size:23px; font-variant-numeric:tabular-nums; }
.modal__canvas{ border-radius:12px; overflow:hidden; background:#0f0607; box-shadow:0 20px 40px -26px #000; }
.modal__canvas canvas,.modal__canvas img{ width:100%; height:auto; }
.modal__canvas img{ -webkit-touch-callout:default; } /* 微信中长按海报可保存/转发 */
.modal__actions{ display:flex; flex-direction:column; gap:9px; margin-top:18px; }
.modal__tip{ text-align:center; font-size:11px; color:rgba(247,234,208,.35); margin:14px 0 0; letter-spacing:.04em; }

/* ---------------- 星火 & 提示 ---------------- */
.spark-layer{ position:fixed; inset:0; pointer-events:none; z-index:120; }
.spark{
  position:absolute; width:6px; height:6px; border-radius:50%;
  background:radial-gradient(circle,#fff6dd,#f0c273 40%,rgba(216,168,90,0) 72%);
  box-shadow:0 0 14px 4px rgba(240,194,115,.55);
  will-change:transform,opacity;
}
.toast{
  position:fixed; left:50%; bottom:40px; transform:translate(-50%,20px); z-index:130;
  background:rgba(23,10,10,.94); color:#fbeacb; border:1px solid rgba(216,168,90,.35);
  padding:12px 22px; border-radius:999px; font-size:13.5px; letter-spacing:.04em;
  opacity:0; pointer-events:none; transition:.4s var(--ease); white-space:nowrap;
}
.toast.is-on{ opacity:1; transform:translate(-50%,0); }

/* ---------------- 校友祝福视频 ---------------- */
.vstage{ display:grid; grid-template-columns:minmax(0,1.44fr) minmax(0,.76fr); gap:clamp(20px,2.6vw,30px); align-items:start; }

.vplayer{ display:flex; flex-direction:column; min-width:0; }
.vplayer__frame{
  position:relative; aspect-ratio:16/9; border-radius:var(--r-lg); overflow:hidden;
  background:#0b0405; border:1px solid rgba(216,168,90,.28);
  box-shadow:0 40px 80px -50px #000, inset 0 0 70px rgba(216,168,90,.05);
}
.vplayer__frame video{ display:block; width:100%; height:100%; object-fit:cover; background:#0b0405; }
.vplayer__frame video[hidden]{ display:none; }

.vplayer__cover{
  position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; overflow:hidden;
  background:
    radial-gradient(70% 70% at 50% 18%, rgba(216,168,90,.2), transparent 70%),
    linear-gradient(160deg,#2a1010,#120607);
}
.vplayer__cover[hidden]{ display:none; }
.vplayer__init{
  position:absolute; font-family:var(--serif); font-size:min(30vw,260px); line-height:1;
  color:rgba(216,168,90,.07); pointer-events:none; user-select:none;
}
.vplayer__play{
  position:relative; width:68px; height:68px; border-radius:50%; padding-left:5px;
  display:grid; place-items:center; font-size:19px; cursor:pointer; border:0;
  color:#3a1a0c; background:linear-gradient(135deg,#e7bf74,#d3a04b 55%,#c08f3f);
  box-shadow:0 18px 40px -16px rgba(216,168,90,.9); transition:.35s var(--ease);
}
.vplayer__play:hover{ transform:scale(1.06); }
.vplayer__play::after{
  content:""; position:absolute; inset:-12px; border-radius:50%;
  border:1px solid rgba(216,168,90,.35); animation:ringPulse 2.8s ease-out infinite;
}
@keyframes ringPulse{ 0%{ transform:scale(.9); opacity:.85;} 100%{ transform:scale(1.4); opacity:0;} }
.vplayer__cname{ position:relative; font-family:var(--serif); font-size:22px; letter-spacing:.12em; color:#fdf3e0; margin:24px 0 6px; }
.vplayer__cmeta{ position:relative; font-size:12.5px; letter-spacing:.1em; color:rgba(242,216,168,.6); margin:0; }

.vplayer__tag{
  position:absolute; top:14px; left:14px; padding:4px 11px; border-radius:999px;
  font-size:10.5px; letter-spacing:.12em; color:#f2d8a8;
  background:rgba(20,8,9,.72); border:1px solid rgba(216,168,90,.42); backdrop-filter:blur(6px);
}
.vplayer__tag[hidden]{ display:none; }

.vplayer__bar{ display:flex; align-items:center; gap:16px; padding:16px 2px 0; }
.vplayer__who{ display:flex; align-items:baseline; gap:9px; flex:none; }
.vplayer__who b{ font-family:var(--serif); font-size:17px; font-weight:600; letter-spacing:.1em; color:var(--gold-lt); }
.vplayer__who span{ font-size:11.5px; letter-spacing:.05em; color:rgba(247,234,208,.45); }
.vplayer__wish{
  flex:1; min-width:0; margin:0; font-family:var(--serif); font-size:14px; letter-spacing:.03em;
  color:rgba(247,234,208,.66); white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.vplayer__idx{ flex:none; font-size:11px; letter-spacing:.1em; color:rgba(242,216,168,.4); font-variant-numeric:tabular-nums; }

.vlist{ display:flex; flex-direction:column; gap:7px; max-height:466px; overflow:auto; padding-right:4px; }
.vlist::-webkit-scrollbar{ width:4px; }
.vlist::-webkit-scrollbar-thumb{ background:rgba(216,168,90,.3); border-radius:4px; }
.vlist::-webkit-scrollbar-track{ background:transparent; }

.vcard{
  display:flex; align-items:center; gap:12px; width:100%; text-align:left; cursor:pointer;
  padding:8px; border-radius:12px; border:1px solid transparent;
  background:rgba(255,248,236,.03); transition:.3s var(--ease);
}
.vcard:hover{ background:rgba(255,248,236,.07); border-color:rgba(216,168,90,.3); }
.vcard.is-on{ background:rgba(216,168,90,.1); border-color:rgba(216,168,90,.5); }
.vcard__thumb{
  position:relative; flex:none; width:76px; aspect-ratio:16/10; border-radius:8px; overflow:hidden;
  display:grid; place-items:center; color:rgba(242,216,168,.8);
  background:linear-gradient(150deg,var(--c1,#3d1512),var(--c2,#0d0507));
}
.vcard__thumb i{ font-style:normal; font-family:var(--serif); font-size:17px; opacity:.45; }
.vcard__thumb em{
  position:absolute; inset:0; display:grid; place-items:center; font-style:normal;
  font-size:12px; background:rgba(10,4,5,.34); opacity:0; transition:.3s;
}
.vcard:hover .vcard__thumb em,.vcard.is-on .vcard__thumb em{ opacity:1; }
.vcard__txt{ min-width:0; }
.vcard__txt b{ display:block; font-family:var(--serif); font-size:14.5px; font-weight:600; letter-spacing:.06em; color:#fbf1dc; }
.vcard__txt i{ font-style:normal; font-size:11px; letter-spacing:.03em; color:rgba(247,234,208,.4); }
.vcard.is-on .vcard__txt i{ color:rgba(242,216,168,.62); }
.vcard__no{ margin-left:auto; flex:none; padding-right:4px; font-size:10.5px; color:rgba(216,168,90,.55); font-variant-numeric:tabular-nums; }

.vnote{ margin:26px 0 0; text-align:center; font-size:12.5px; letter-spacing:.04em; color:rgba(247,234,208,.42); }
.vnote a{ color:var(--gold-lt); border-bottom:1px solid rgba(216,168,90,.4); padding-bottom:1px; }
.vnote a:hover{ color:#fff; }

/* ---------------- 校庆征集 ---------------- */
.collect{
  background:
    radial-gradient(70% 50% at 100% 0%, rgba(158,27,35,.06), transparent 60%),
    var(--paper);
}
.collect__grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(24px,3.4vw,42px); align-items:start; }
.collect__cats{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.cat{
  background:#fffdf8; border:1px solid var(--line); border-radius:var(--r-md);
  padding:22px 20px 20px; transition:.4s var(--ease);
}
.cat:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:rgba(158,27,35,.2); }
.cat__n{
  display:block; margin-bottom:11px; font-family:var(--serif); font-size:12.5px;
  letter-spacing:.2em; color:rgba(168,129,63,.78);
}
.cat h3{ font-family:var(--serif); font-size:17px; margin:0 0 8px; letter-spacing:.08em; color:var(--ink); font-weight:600; }
.cat p{ margin:0; font-size:12.5px; line-height:1.85; color:var(--ink-2); }
.collect__note{
  grid-column:1 / -1; margin:0; padding-top:16px; border-top:1px dashed var(--line);
  font-size:12px; line-height:1.9; color:var(--ink-2);
}

.cform-wrap{ position:relative; }
.cform{
  background:linear-gradient(160deg,#1f0d0c,#2c1211 55%,#170809);
  border:1px solid rgba(216,168,90,.26); border-radius:var(--r-lg);
  padding:clamp(22px,3vw,32px); box-shadow:0 30px 60px -40px rgba(40,8,10,.75);
}
.cform__head{ margin-bottom:22px; }
.cform__head h3{ font-family:var(--serif); font-size:20px; margin:0 0 8px; letter-spacing:.12em; color:#fbf1dc; font-weight:600; }
.cform__head p{ margin:0; font-size:12.5px; line-height:1.8; color:rgba(247,234,208,.5); }
.chips--pick button.is-on{ color:#20100f; background:var(--gold-lt); border-color:var(--gold-lt); }
.cfile{
  display:block; cursor:pointer; text-align:center; padding:21px 16px;
  border:1px dashed rgba(242,216,168,.3); border-radius:10px;
  font-size:12.5px; letter-spacing:.04em; color:rgba(242,216,168,.55);
  background:rgba(10,4,5,.3); transition:.3s var(--ease);
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.cfile:hover{ color:var(--gold-lt); border-color:rgba(216,168,90,.7); background:rgba(216,168,90,.06); }

.cform-done{
  text-align:center; color:#f7ead0;
  background:linear-gradient(160deg,#1f0d0c,#2c1211 55%,#170809);
  border:1px solid rgba(216,168,90,.26); border-radius:var(--r-lg);
  padding:clamp(32px,4.4vw,52px) clamp(22px,3vw,34px);
}
.cform-done__k{ font-size:11px; letter-spacing:.3em; color:var(--gold); margin:0 0 14px; }
.cform-done h3{ font-family:var(--serif); font-size:21px; margin:0 0 16px; letter-spacing:.06em; color:#fbf1dc; font-weight:600; }
.cform-done h3 em{ font-style:normal; color:var(--gold-lt); font-variant-numeric:tabular-nums; }
.cform-done p{ margin:0 0 24px; font-size:13px; line-height:1.95; color:rgba(247,234,208,.55); }

/* ---------------- 关注 / 二维码 ---------------- */
.qr-grid{
  display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:clamp(18px,2.4vw,30px);
  max-width:720px; margin-inline:auto;
}
.qr-card{
  position:relative; text-align:center; background:#fffdf8;
  border:1px solid var(--line); border-radius:var(--r-lg);
  padding:28px 22px 22px; transition:.45s var(--ease);
}
.qr-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); border-color:rgba(158,27,35,.22); }
.qr-card__tag{
  position:absolute; top:12px; right:12px; padding:3px 9px; border-radius:999px;
  font-size:10px; letter-spacing:.12em; color:rgba(168,129,63,.9);
  border:1px solid rgba(168,129,63,.32);
}
.qr-card__box{
  width:min(196px,100%); margin:4px auto 18px; padding:10px; background:#fff;
  border:1px solid rgba(42,26,22,.1); border-radius:12px;
  box-shadow:0 12px 26px -18px rgba(42,10,14,.6);
}
.qr-card__box svg,.qr-card__box img{ width:100%; height:auto; border-radius:4px; }
.qr-card__name{ font-family:var(--serif); font-size:18px; font-weight:600; letter-spacing:.1em; margin:0 0 6px; color:var(--ink); }
.qr-card__id{ margin:0 0 12px; font-size:12.5px; letter-spacing:.04em; color:var(--ink-2); }
.qr-card__hint{ margin:0; font-size:11.5px; letter-spacing:.06em; color:var(--gold-dim); }
.qr-note{ margin:26px 0 0; text-align:center; font-size:11.5px; color:var(--ink-2); opacity:.72; }

/* ---------------- 移动端底部常驻入口 ---------------- */
.mbar{
  display:none; position:fixed; left:0; right:0; bottom:0; z-index:55;
  align-items:center; gap:14px;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(18,7,10,.92); backdrop-filter:blur(16px) saturate(1.2);
  border-top:1px solid rgba(242,216,168,.16);
}
.mbar__info{ display:flex; flex-direction:column; gap:2px; min-width:0; }
.mbar__info b{
  font-family:var(--serif); font-size:14px; letter-spacing:.14em; color:#f2d8a8; font-weight:600;
}
.mbar__info span{ font-size:10.5px; letter-spacing:.06em; color:rgba(242,216,168,.5); white-space:nowrap; }
.mbar__info em{ font-style:normal; color:var(--gold-lt); font-variant-numeric:tabular-nums; }
.mbar__cta{
  margin-left:auto; flex:none; display:inline-flex; align-items:center; justify-content:center;
  min-height:44px; padding:0 26px; border-radius:999px;
  background:linear-gradient(135deg,#e7bf74,#d3a04b 55%,#c08f3f);
  color:#3a1a0c; font-size:15px; font-weight:600; letter-spacing:.04em;
  box-shadow:0 10px 26px -10px rgba(216,168,90,.9);
}
.mbar__cta:active{ transform:scale(.97); }

/* ---------------- 响应式 ---------------- */
@media (max-width:900px){
  .nav__links{ display:none; }
  .ignite{ grid-template-columns:1fr; }
  .vstage{ grid-template-columns:1fr; }
  .vlist{ flex-direction:row; max-height:none; overflow-x:auto; overflow-y:hidden; padding:0 0 8px; gap:10px; }
  .vcard{ flex:none; width:238px; }
  .collect__grid{ grid-template-columns:1fr; }
  .timeline::before{ left:78px; }
  .tl{ grid-template-columns:78px 1fr; gap:24px; }
  .tl__year{ font-size:20px; }
  .tl__body::before{ left:-29px; }
}
@media (max-width:620px){
  body{ padding-bottom:calc(68px + env(safe-area-inset-bottom)); }
  .mbar{ display:flex; }
  section[id]{ scroll-margin-top:56px; }
  .wrap{ width:calc(100% - 28px); }
  .band{ padding:52px 0; }

  /* 顶部导航：压成单行 */
  .nav{ padding:9px 12px 9px calc(12px + env(safe-area-inset-left)); gap:10px; }
  .nav{ gap:14px; }
  .nav__txt i{ display:none; }
  .nav__txt b{ font-size:14.5px; letter-spacing:.06em; }
  .nav__seal svg{ width:28px; height:28px; }
  .nav__by{
    flex:none; margin-left:0; padding:6px 11px 7px;
    border:1px solid rgba(216,168,90,.55); border-radius:6px;
    background:linear-gradient(180deg, rgba(216,168,90,.14), rgba(216,168,90,.04));
    box-shadow:inset 0 0 12px rgba(216,168,90,.12);
    font-size:11px; letter-spacing:.12em;
  }

  /* 首屏 */
  .hero{ padding:96px 0 56px; }
  .hero__inner{ width:calc(100% - 32px); }
  .hero__eyebrow{ font-size:10px; letter-spacing:.14em; gap:8px; margin-bottom:18px; }
  .hero__eyebrow span{ width:18px; }
  .hero__badge{ margin-bottom:16px; }
  .badge100__num{ font-size:44px; }
  .badge100__word{ font-size:14px; letter-spacing:.2em; }
  .hero__title{ font-size:clamp(30px,8.6vw,38px); margin-bottom:14px; }
  .hero__sub{ font-size:14px; line-height:1.95; margin-bottom:12px; }
  .hero__motto{ font-size:12px; letter-spacing:.3em; margin-bottom:24px; }
  .hero__actions{ flex-direction:column; align-items:stretch; gap:12px; max-width:320px; margin-inline:auto; }
  .hero__actions .btn--lg{ padding:14px 20px; font-size:15.5px; }
  .hero__stats{ gap:10px; margin-top:34px; }
  .stat{ flex:1; min-width:0; }
  .stat b{ font-size:20px; }
  .stat span{ font-size:10px; letter-spacing:.08em; }
  .stat__line{ display:none; }
  .hero__scroll{ display:none; }

  /* 表单：手机优先可点 */
  .field input,.field select,.field textarea{ font-size:16px; padding:12px 14px; }  /* ≥16px 防 iOS 聚焦缩放 */
  .field select{ background-position:calc(100% - 17px) 20px, calc(100% - 12px) 20px; }
  .field-row{ grid-template-columns:1fr; gap:0; }
  .card-form{ padding:22px 16px 20px; }
  .chips{ gap:8px; }
  .chips button{ font-size:13px; padding:9px 15px; }
  .btn--block{ min-height:48px; }
  .cform{ padding:22px 16px 20px; }
  .cfile{ padding:16px 12px; font-size:12px; white-space:normal; line-height:1.6; }

  /* 板块标题 */
  .sec-head{ margin-bottom:28px; }
  .sec-head__kicker{ margin-bottom:10px; }
  .sec-head h2{ font-size:clamp(23px,6.6vw,27px); line-height:1.42; margin-bottom:10px; }
  .sec-head__desc{ font-size:13.5px; line-height:1.85; }

  /* 祝福墙：tabs 横滑 */
  .wall-tools{ flex-direction:column; gap:10px; margin-bottom:20px; }
  .tabs{ overflow-x:auto; flex-wrap:nowrap; -webkit-overflow-scrolling:touch; scrollbar-width:none; }
  .tabs::-webkit-scrollbar{ display:none; }
  .tabs button{ white-space:nowrap; padding:10px 18px; font-size:13.5px; }
  .tabs--sm button{ padding:9px 14px; font-size:12.5px; }
  .wish{ padding:20px 18px 14px; margin-bottom:14px; }
  .wish__like{ font-size:13px; padding:8px 6px; margin:-8px -6px -8px auto; }
  .wall-empty{ padding:40px 0; }

  /* 星火榜跟在表单后面 */
  .ignite__side{ order:2; }

  /* 校友祝福视频 */
  .vplayer__frame{ border-radius:16px; }
  .vplayer__play{ width:58px; height:58px; font-size:16px; }
  .vplayer__cname{ font-size:17px; margin-top:16px; }
  .vplayer__init{ font-size:150px; }
  .vplayer__bar{ flex-wrap:wrap; gap:4px 12px; padding-top:12px; }
  .vplayer__wish{ flex-basis:100%; white-space:normal; font-size:13px; line-height:1.75; }
  .vcard{ width:200px; }
  .vnote{ margin-top:18px; }

  /* 校园记忆 */
  .spots{ gap:14px; }
  .spot{ aspect-ratio:4/3; }
  .spot__body{ padding:16px 16px 14px; }
  .spot__name{ font-size:19px; }
  .spot__desc{ font-size:12px; }

  /* 校庆征集：四类卡改两列 */
  .collect__cats{ grid-template-columns:1fr 1fr; gap:10px; }
  .cat{ padding:16px 14px 14px; }
  .cat__n{ margin-bottom:7px; }
  .cat h3{ font-size:15px; margin-bottom:6px; }
  .cat p{ font-size:11.5px; line-height:1.7; }
  .collect__note{ font-size:11.5px; }

  /* 百年校史 */
  .timeline::before{ display:none; }
  .tl{ grid-template-columns:1fr; gap:6px; padding:0 0 26px; padding-left:14px; border-left:1px solid rgba(216,168,90,.3); }
  .tl__year{ text-align:left; font-size:19px; }
  .tl__year small{ font-size:10px; }
  .tl__body{ padding-left:0; }
  .tl__body::before{ left:-19px; }
  .tl__body h4{ font-size:16.5px; }
  .tl__body p{ font-size:13px; }

  /* 关注我们：两卡并排 */
  .qr-grid{ grid-template-columns:1fr 1fr; gap:12px; max-width:none; }
  .qr-card{ padding:18px 10px 14px; }
  .qr-card__box{ width:100%; margin:2px auto 12px; padding:8px; }
  .qr-card__name{ font-size:14.5px; letter-spacing:.06em; }
  .qr-card__id{ font-size:11px; margin-bottom:8px; }
  .qr-card__hint{ font-size:10.5px; }
  .qr-note{ margin-top:18px; }

  /* 结尾 */
  .band--final{ padding-block:64px 72px; }
  .final__title{ font-size:clamp(24px,6.6vw,30px); }
  .final__desc{ font-size:13.5px; }
  .final__seal{ margin-top:40px; }

  /* 海报弹层 */
  .modal{ padding:12px; }
  .modal__box{ width:100%; max-height:calc(100vh - 24px); max-height:calc(100dvh - 24px);
    padding:20px 14px calc(16px + env(safe-area-inset-bottom)); border-radius:16px;
    -webkit-overflow-scrolling:touch; }
  .modal__head h3{ font-size:17px; }
  .modal__head h3 em{ font-size:20px; }
  .modal__actions .btn{ min-height:46px; }
  .modal__tip{ font-size:11.5px; }

  .toast{ bottom:calc(84px + env(safe-area-inset-bottom)); max-width:86vw; white-space:normal; text-align:center; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation-duration:.001s !important; transition-duration:.001s !important; }
  html{ scroll-behavior:auto; }
}