/* ============================================================
   耕语者 · 项目宣传页
   风格：自然农业绿 —— 与在线语料库同款配色
   ============================================================ */
:root{
  --green-900:#1b4332;
  --green-700:#2d6a4f;
  --green-600:#40916c;
  --green-500:#52b788;
  --green-100:#d8f3dc;
  --green-50:#f0f9f1;
  --amber:#e9a13b;
  --ink:#22343c;
  --ink-2:#51646b;
  --ink-3:#8aa0a8;
  --line:#e3ece9;
  --bg:#f6f9f7;
  --card:#ffffff;
  --radius:14px;
  --shadow:0 1px 3px rgba(27,67,50,.06),0 8px 24px rgba(27,67,50,.08);
  --shadow-sm:0 1px 2px rgba(27,67,50,.05),0 2px 8px rgba(27,67,50,.06);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --font-kai:"Kaiti SC","KaiTi","STKaiti","Noto Serif SC",serif;
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC","Segoe UI",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
/* 锚点平滑滚动由 JS 控制（window.scrollTo smooth），移除全局 smooth 让滚轮即时跟手 */
body{
  font-family:var(--font-sans);
  font-size:clamp(.95rem,.9rem + .25vw,1.02rem);
  background:var(--bg);
  color:var(--ink);
  line-height:1.82;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(1100px 620px at 82% -8%, rgba(82,183,136,.08), transparent 60%),
    radial-gradient(900px 600px at 8% 12%, rgba(64,145,108,.06), transparent 55%);
}
::selection{background:rgba(64,145,108,.22);color:#fff}
a{color:inherit;text-decoration:none}
ul{list-style:none}
svg{flex-shrink:0}

/* ---------- 通用 ---------- */
.section{padding:110px clamp(20px,6vw,90px);position:relative;max-width:1280px;margin:0 auto}
.section-head{text-align:center;max-width:760px;margin:0 auto 64px}
.section-eyebrow{
  font-family:var(--font-sans);
  font-size:.78rem;letter-spacing:.42em;color:var(--green-700);
  text-transform:uppercase;margin-bottom:18px;opacity:.9;
}
.section-title{
  font-family:var(--font-serif);
  font-size:clamp(1.65rem,3.6vw,2.7rem);
  font-weight:700;letter-spacing:.05em;line-height:1.35;color:var(--green-900);
}
.section-title::after{
  content:"";display:block;width:64px;height:2px;
  background:linear-gradient(90deg,transparent,var(--green-600),transparent);
  margin:22px auto 0;
}
.section-desc{color:var(--ink-2);margin-top:20px;font-size:clamp(.92rem,.88rem + .3vw,1rem);line-height:1.9}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 30px;border-radius:999px;font-size:.95rem;font-weight:600;
  letter-spacing:.04em;cursor:pointer;border:1px solid transparent;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),background .35s,color .35s;
}
.btn-primary{
  background:linear-gradient(135deg,var(--green-700),var(--green-600) 55%,var(--green-500));
  color:#fff;box-shadow:0 10px 34px -10px rgba(45,106,79,.5);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 44px -10px rgba(45,106,79,.65)}
.btn-ghost{color:var(--green-700);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--green-600);color:var(--green-600);transform:translateY(-3px)}
.btn-gold{
  background:transparent;color:var(--green-700);border:1px solid var(--line);
  box-shadow:inset 0 0 24px rgba(64,145,108,.06);
}
.btn-gold:hover{background:var(--green-600);color:#fff;border-color:var(--green-600);transform:translateY(-3px)}
.btn-block{width:100%}

/* ============================================================
   顶部导航
   ============================================================ */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:background .4s,backdrop-filter .4s,box-shadow .4s,padding .4s;
  padding:22px 0;
}
.nav.scrolled{background:rgba(246,249,247,.92);backdrop-filter:blur(8px) saturate(1.1);padding:12px 0;box-shadow:0 10px 30px -18px rgba(27,67,50,.35)}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 clamp(20px,4vw,44px);display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand-seal{
  width:44px;height:44px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--green-900),var(--green-700));
  border:1px solid rgba(255,255,255,.14);
  font-size:1.4rem;line-height:1;
  box-shadow:0 6px 16px -8px rgba(27,67,50,.55);
}
.brand-name{font-family:var(--font-serif);font-size:1.22rem;font-weight:700;letter-spacing:.12em;line-height:1.1;color:var(--green-900)}
.brand-name em{display:block;font-style:normal;font-family:var(--font-sans);font-size:.56rem;letter-spacing:.3em;color:var(--green-600);font-weight:400}
/* 导航菜单：下拉式面板，默认收起（顶栏仅保留左上角图标 + 右上角按钮） */
.nav-links{
  position:absolute;top:calc(100% + 10px);right:clamp(16px,4vw,44px);
  width:min(300px,calc(100vw - 32px));
  flex-direction:column;align-items:stretch;gap:2px;
  background:rgba(255,255,255,.97);backdrop-filter:blur(20px);
  border:1px solid var(--line);border-radius:16px;
  padding:14px;box-shadow:0 30px 80px -20px rgba(27,67,50,.35);
  opacity:0;transform:translateY(-12px) scale(.98);
  pointer-events:none;
  transition:opacity .35s var(--ease),transform .35s var(--ease);
  z-index:96;
}
.nav-links.open{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.nav-links a{
  display:block;padding:13px 18px;border-radius:10px;
  font-size:1rem;color:var(--ink);
  transition:background .3s,color .3s;
}
.nav-links a:hover{background:var(--green-50);color:var(--green-700)}
.nav-burger{display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:97}
.nav-burger span{width:22px;height:2px;background:var(--green-900);border-radius:2px;transition:transform .3s,opacity .3s}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============================================================
   首屏 Hero
   ============================================================ */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  justify-content:center;text-align:center;overflow:hidden;
  padding:120px 20px 140px;
}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:1}
.hero-glow{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(760px 420px at 50% 32%, rgba(82,183,136,.16), transparent 62%),
    radial-gradient(620px 380px at 18% 78%, rgba(64,145,108,.1), transparent 60%),
    radial-gradient(520px 360px at 84% 70%, rgba(233,161,59,.08), transparent 60%);
}
.hero-sun{position:absolute;top:8%;right:6%;z-index:0;pointer-events:none}
.sun-rings{
  display:block;width:clamp(120px,20vw,230px);height:clamp(120px,20vw,230px);
  border-radius:50%;
  background:radial-gradient(circle at 42% 38%, rgba(82,183,136,.16), rgba(64,145,108,.05) 55%, transparent 72%);
  border:1px solid rgba(64,145,108,.28);
  box-shadow:inset 0 0 40px rgba(64,145,108,.1),0 0 60px rgba(82,183,136,.12);
  animation:spinSlow 42s linear infinite;
}
@keyframes spinSlow{to{transform:rotate(360deg)}}
/* 竖版透明背景文字（左「农业」右「中文」） */
.hero-deco{
  position:absolute;z-index:0;font-family:var(--font-kai);
  font-size:clamp(4.5rem,12vw,9rem);color:rgba(34,52,60,.055);
  letter-spacing:.2em;user-select:none;pointer-events:none;writing-mode:vertical-rl;
}
.hero-deco--left{left:5%;top:16%;animation:floatY 9s ease-in-out infinite}
.hero-deco--right{right:6%;bottom:12%;animation:floatY 11s ease-in-out infinite reverse}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-26px)}}
.hero-inner{position:relative;z-index:2;max-width:900px;margin:0 auto}
.hero-eyebrow{
  display:inline-block;font-size:.8rem;letter-spacing:.4em;color:var(--green-700);
  border:1px solid rgba(64,145,108,.35);padding:8px 20px;border-radius:999px;
  margin-bottom:30px;background:var(--green-50);
}
.hero-logo{margin-bottom:36px}
.hero-logo-img{
  max-width:min(640px,86vw);width:100%;height:auto;display:block;margin:0 auto;
  border-radius:20px;
  box-shadow:0 24px 60px -18px rgba(27,67,50,.5);
  filter:saturate(.98);
}
.hero-sub{
  font-family:var(--font-kai);font-size:clamp(1.15rem,2.6vw,1.6rem);
  letter-spacing:.14em;color:var(--green-900);margin-bottom:22px;
}
.hero-desc{max-width:660px;margin:0 auto 40px;color:var(--ink-2);font-size:clamp(.94rem,.9rem + .3vw,1.02rem);line-height:1.9}
.hero-meta{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;font-size:.82rem;color:var(--ink-2);letter-spacing:.1em}
.hero-meta li:nth-child(-n+3){color:var(--green-700);font-family:var(--font-kai);font-size:.92rem}
.meta-divider{width:1px;height:16px;background:rgba(34,52,60,.18)}
.hero-scroll{
  position:absolute;left:50%;bottom:28px;transform:translateX(-50%);
  z-index:3;display:flex;flex-direction:column;align-items:center;gap:12px;
  color:var(--ink-2);font-size:.74rem;letter-spacing:.3em;
}
.scroll-line{position:relative;width:1px;height:52px;background:rgba(34,52,60,.16);overflow:hidden}
.scroll-line::after{
  content:"";position:absolute;left:0;top:-40%;width:100%;height:40%;
  background:var(--green-600);animation:scrollDrop 1.9s var(--ease) infinite;
}
@keyframes scrollDrop{0%{top:-40%}100%{top:110%}}

/* ============================================================
   公告
   ============================================================ */
.notice-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.notice-card{
  position:relative;padding:38px 36px;border-radius:20px;overflow:hidden;
  background:var(--card);border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:transform .55s var(--ease),border-color .4s,box-shadow .55s;
}
.notice-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,transparent,var(--green-500),transparent);
  opacity:.6;transition:opacity .4s;
}
.notice-card:hover{transform:translateY(-8px);border-color:rgba(64,145,108,.4);box-shadow:var(--shadow)}
.notice-card--hot{border-color:rgba(64,145,108,.45);background:linear-gradient(160deg,rgba(216,243,220,.55),rgba(255,255,255,.9) 60%)}
.notice-card--hot::before{opacity:1}
.notice-tag{
  display:inline-block;font-size:.72rem;letter-spacing:.2em;color:var(--green-700);
  border:1px solid rgba(64,145,108,.35);padding:5px 14px;border-radius:999px;margin-bottom:20px;
  background:var(--green-50);
}
.notice-tag--hot{background:var(--green-100);color:var(--green-900)}
.notice-title{font-family:var(--font-serif);font-size:1.45rem;letter-spacing:.06em;margin-bottom:12px;color:var(--green-900)}
.notice-body{color:var(--ink-2);font-size:clamp(.9rem,.88rem + .15vw,.94rem);line-height:1.85;margin-bottom:22px;min-height:66px}
.notice-meta{display:flex;justify-content:space-between;gap:12px;font-size:.78rem;color:var(--ink-3);letter-spacing:.08em;border-top:1px solid var(--line);padding-top:16px}
.notice-link{display:inline-block;margin-top:18px;color:var(--green-700);font-size:.9rem;letter-spacing:.06em;transition:letter-spacing .3s}
.notice-link:hover{letter-spacing:.16em}

/* ============================================================
   项目简介
   ============================================================ */
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.about-card{
  position:relative;padding:34px 30px;border-radius:18px;
  background:var(--card);border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  overflow:hidden;transition:transform .5s var(--ease),border-color .4s,background .4s,box-shadow .5s;
}
.about-card:hover{transform:translateY(-8px);border-color:rgba(64,145,108,.35);background:#fff;box-shadow:var(--shadow)}
.about-num{
  position:absolute;top:18px;right:24px;font-family:var(--font-serif);
  font-size:2.6rem;font-weight:700;color:rgba(64,145,108,.16);line-height:1;
}
.about-ico{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  color:var(--green-700);border:1px solid rgba(64,145,108,.3);
  background:linear-gradient(150deg,rgba(216,243,220,.7),transparent);
  margin-bottom:22px;transition:transform .5s var(--ease);
}
.about-card:hover .about-ico{transform:translateY(-4px) rotate(-4deg)}
.about-card h3{font-family:var(--font-serif);font-size:clamp(1.08rem,1.04rem + .2vw,1.2rem);letter-spacing:.04em;margin-bottom:10px;color:var(--green-900)}
.about-card p{color:var(--ink-2);font-size:clamp(.86rem,.84rem + .2vw,.92rem);line-height:1.85}

/* ============================================================
   成果展示
   ============================================================ */
.showcase{padding-bottom:140px}
/* 语料库建设 CTA（独立 section，位于成果展示与联系方式之间） */
.corpus-cta{padding:0 clamp(20px,6vw,90px) 100px;max-width:1280px;margin:0 auto;position:relative}
.corpus-cta .contact-banner{max-width:1280px}
.showcase-frame{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:60px clamp(24px,5vw,60px);border-radius:26px;
  background:linear-gradient(150deg,rgba(216,243,220,.6),rgba(240,249,241,.5) 60%,rgba(255,255,255,.85));
  border:1px solid var(--line);position:relative;overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.showcase-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(500px 300px at 85% 10%,rgba(82,183,136,.12),transparent 60%);
}
.showcase-copy{position:relative;z-index:1}
.showcase-copy .section-eyebrow{text-align:left}
.showcase-copy .section-title{text-align:left}
.showcase-copy .section-title::after{margin:22px 0 0}
.showcase-copy .section-desc{text-align:left}
.showcase-copy .section-desc strong{color:var(--green-700);font-weight:600}
.showcase-points{margin:28px 0 34px;display:grid;gap:12px}
.showcase-points li{display:flex;align-items:center;gap:12px;color:var(--ink-2);font-size:clamp(.88rem,.86rem + .15vw,.93rem);line-height:1.8}
.pt{
  width:8px;height:8px;flex-shrink:0;border-radius:50%;
  background:var(--green-600);box-shadow:0 0 0 4px rgba(64,145,108,.16);
}
.showcase-window{
  border-radius:16px;overflow:hidden;border:1px solid var(--line);
  background:#fff;box-shadow:0 40px 90px -30px rgba(27,67,50,.5);
  position:relative;z-index:1;transform:perspective(1200px) rotateY(-4deg);
  transition:transform .6s var(--ease);
}
.showcase-window:hover{transform:perspective(1200px) rotateY(0deg) translateY(-6px)}
.window-bar{
  display:flex;align-items:center;gap:8px;padding:12px 16px;
  background:var(--green-50);border-bottom:1px solid var(--line);
}
.win-dot{width:10px;height:10px;border-radius:50%;background:var(--amber)}
.win-dot:nth-child(2){background:var(--green-600)}
.win-dot:nth-child(3){background:var(--green-500)}
.win-url{flex:1;text-align:center;font-size:.72rem;letter-spacing:.1em;color:var(--ink-3)}
.window-body{padding:22px;display:flex;flex-direction:column;gap:14px}
.mock-search{
  display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:10px;
  background:var(--green-50);border:1px solid var(--line);
  color:var(--ink-2);font-size:.86rem;
}
.mock-row{
  display:flex;align-items:center;gap:14px;padding:13px 16px;border-radius:10px;
  background:var(--green-50);border:1px solid transparent;transition:border-color .3s,background .3s;
}
.mock-row:hover{border-color:rgba(64,145,108,.3);background:rgba(216,243,220,.5)}
.tag-zh{
  font-family:var(--font-kai);font-size:.78rem;color:var(--green-700);
  border:1px solid rgba(64,145,108,.3);padding:2px 10px;border-radius:6px;flex-shrink:0;
  background:#fff;
}
.mock-row p{font-size:.86rem;color:var(--ink)}
.mock-bars{
  display:flex;align-items:flex-end;gap:10px;height:110px;padding:16px 6px 0;
  border-top:1px solid var(--line);margin-top:6px;
}
.mock-bars i{
  flex:1;border-radius:4px 4px 0 0;
  background:linear-gradient(180deg,var(--green-500),rgba(64,145,108,.22));
  animation:barGrow 1.4s var(--ease) both;transform-origin:bottom;
}
.mock-bars i:nth-child(2){animation-delay:.08s}.mock-bars i:nth-child(3){animation-delay:.16s}
.mock-bars i:nth-child(4){animation-delay:.24s}.mock-bars i:nth-child(5){animation-delay:.32s}
.mock-bars i:nth-child(6){animation-delay:.4s}.mock-bars i:nth-child(7){animation-delay:.48s}
.mock-bars i:nth-child(8){animation-delay:.56s}
@keyframes barGrow{from{transform:scaleY(0)}to{transform:scaleY(1)}}

/* ============================================================
   团队成员
   ============================================================ */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.team-card{
  display:flex;flex-direction:column;padding:32px 28px;border-radius:18px;
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .5s var(--ease),border-color .4s,box-shadow .5s;
}
.team-card:hover{transform:translateY(-8px);border-color:rgba(64,145,108,.35);box-shadow:var(--shadow)}
.team-card--lead{border-color:rgba(64,145,108,.45);background:linear-gradient(160deg,rgba(216,243,220,.6),rgba(255,255,255,.9) 65%)}
.team-tag{
  display:inline-block;font-size:.72rem;letter-spacing:.16em;color:var(--green-700);
  border:1px solid rgba(64,145,108,.35);padding:5px 12px;border-radius:999px;margin-bottom:18px;
  align-self:flex-start;background:var(--green-50);
}
.team-tag--lead{background:var(--green-700);border-color:var(--green-700);color:#fff}
.team-name{font-family:var(--font-serif);font-size:1.35rem;letter-spacing:.04em;margin-bottom:12px;color:var(--green-900)}
.team-name .team-class{display:block;font-family:var(--font-sans);font-size:.8rem;font-weight:500;color:var(--ink-3);margin-top:6px;letter-spacing:.06em}
.team-desc{color:var(--ink-2);font-size:clamp(.86rem,.84rem + .15vw,.92rem);line-height:1.85}
.team-list{display:grid;gap:14px}
.team-list li{
  display:grid;grid-template-columns:1fr auto;gap:2px 10px;align-items:baseline;
  font-size:clamp(.84rem,.82rem + .15vw,.88rem);line-height:1.5;
}
.team-list b{font-weight:600;color:var(--green-900);font-size:1rem}
.team-list .team-class{font-size:.76rem;color:var(--ink-3);white-space:nowrap}
.team-list em{grid-column:1 / -1;font-style:normal;font-size:.8rem;color:var(--ink-2);opacity:.85}
.team-category{
  margin-top:56px;padding:44px clamp(24px,4vw,48px);border-radius:22px;
  background:linear-gradient(140deg,rgba(216,243,220,.55),rgba(255,255,255,.85));
  border:1px solid var(--line);position:relative;overflow:hidden;
}
.category-head{text-align:center;margin-bottom:36px}
.category-head h3{font-family:var(--font-serif);font-size:clamp(1.3rem,2.2vw,1.7rem);color:var(--green-900);letter-spacing:.05em;margin-bottom:10px}
.category-head p{color:var(--ink-2);font-size:clamp(.9rem,.88rem + .15vw,.96rem);line-height:1.85;max-width:640px;margin:0 auto}
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.category-item{
  padding:26px 22px;border-radius:16px;background:var(--card);
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .5s var(--ease),border-color .4s;
}
.category-item:hover{transform:translateY(-6px);border-color:rgba(64,145,108,.4)}
.category-item span{
  font-family:var(--font-serif);font-size:.82rem;letter-spacing:.2em;color:var(--green-600);
}
.category-item h4{font-family:var(--font-serif);font-size:1.08rem;color:var(--green-900);margin:10px 0 8px;letter-spacing:.03em}
.category-item p{font-size:clamp(.82rem,.8rem + .15vw,.86rem);color:var(--ink-2);line-height:1.8}

/* ============================================================
   联系方式
   ============================================================ */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:56px}
.contact-card{
  position:relative;padding:40px 30px;text-align:center;border-radius:18px;
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .5s var(--ease),border-color .4s,box-shadow .5s;
  overflow:hidden;
}
.contact-card:hover{transform:translateY(-8px);border-color:rgba(64,145,108,.4);box-shadow:var(--shadow)}
.contact-ico{
  width:60px;height:60px;margin:0 auto 20px;border-radius:50%;
  display:grid;place-items:center;color:var(--green-700);
  border:1px solid rgba(64,145,108,.3);background:var(--green-50);
  transition:transform .5s var(--ease),background .4s,color .4s;
}
.contact-card:hover .contact-ico{background:var(--green-700);color:#fff;transform:scale(1.08)}
.contact-card h3{font-family:var(--font-serif);font-size:1.15rem;margin-bottom:8px;letter-spacing:.06em;color:var(--green-900)}
.contact-card p{color:var(--ink-2);font-size:clamp(.86rem,.84rem + .2vw,.92rem);line-height:1.8;word-break:break-all;margin-bottom:18px}
.contact-go{font-size:.8rem;color:var(--green-600);letter-spacing:.12em;opacity:0;transform:translateY(6px);transition:opacity .4s,transform .4s}
.contact-card:hover .contact-go{opacity:1;transform:translateY(0)}
.contact-banner{
  display:flex;align-items:center;gap:28px;padding:44px clamp(24px,5vw,56px);
  border-radius:22px;position:relative;overflow:hidden;
  background:linear-gradient(120deg,rgba(216,243,220,.6),rgba(240,249,241,.5) 55%,rgba(255,255,255,.85));
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.contact-banner::before{
  content:"";position:absolute;top:-60%;right:-10%;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(64,145,108,.25);box-shadow:0 0 80px rgba(82,183,136,.12) inset;
}
.banner-seal{
  width:74px;height:74px;flex-shrink:0;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--green-900),var(--green-700));
  color:#fff;font-size:2rem;
  box-shadow:0 14px 34px -12px rgba(27,67,50,.6);
  transform:rotate(-4deg);
}
.banner-copy{flex:1;min-width:200px}
.banner-copy h3{font-family:var(--font-serif);font-size:clamp(1.25rem,1.2rem + .4vw,1.5rem);letter-spacing:.08em;margin-bottom:6px;color:var(--green-900)}
.banner-copy p{color:var(--ink-2);font-size:clamp(.88rem,.86rem + .15vw,.94rem);line-height:1.85}

/* ============================================================
   页脚
   ============================================================ */
.footer{
  border-top:1px solid var(--line);
  background:linear-gradient(135deg,var(--green-900),var(--green-700));
  color:#eaf4ee;
  padding:56px 24px 48px;text-align:center;
}
.footer-inner{max-width:1280px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:14px}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand strong{font-family:var(--font-serif);font-size:1.3rem;letter-spacing:.14em}
.footer-brand em{display:block;font-style:normal;font-size:.66rem;letter-spacing:.34em;color:var(--green-100)}
.footer-slogan{font-family:var(--font-kai);letter-spacing:.4em;color:#fdfcf7;font-size:1rem}
.footer-org{font-size:.8rem;color:rgba(240,249,241,.78);letter-spacing:.12em}

/* ============================================================
   滚动浮现动画
   ============================================================ */
[data-reveal]{
  opacity:0;transform:translateY(34px);
  transition:opacity .9s var(--ease),transform .9s var(--ease);
  transition-delay:var(--d,0s);
}
/* 仅在动画进行时提升为合成层，完成后移除（避免大量元素长期占用 GPU 内存） */
[data-reveal].revealing{will-change:opacity,transform}
[data-reveal].revealed{opacity:1;transform:none;will-change:auto}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none}
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1024px){
  .about-grid{grid-template-columns:1fr 1fr}
  .team-grid{grid-template-columns:1fr 1fr}
  .category-grid{grid-template-columns:1fr 1fr}
  .showcase-frame{grid-template-columns:1fr;gap:40px}
}
@media (max-width:768px){
  .notice-grid,.about-grid,.team-grid,.category-grid,.contact-grid{grid-template-columns:1fr}
  .section{padding:76px 20px}
  .section-head{margin-bottom:44px}
  .section-eyebrow,.hero-eyebrow{letter-spacing:.24em;font-size:.72rem}
  .hero-eyebrow{padding:7px 16px}
  .hero-sub{line-height:1.6}
  .hero-meta{gap:12px;font-size:.76rem}
  .hero-logo-img{max-width:92vw}
  .hero-deco{display:none}
  .notice-body{min-height:0}
  .footer-slogan{letter-spacing:.3em}
  .contact-banner{flex-direction:column;text-align:center}
}
@media (max-width:420px){
  .section-eyebrow,.hero-eyebrow{letter-spacing:.18em}
  .notice-meta{flex-direction:column;gap:6px}
  .banner-seal{width:62px;height:62px;font-size:1.7rem}
  .team-list li{grid-template-columns:1fr;gap:2px}
  .team-list .team-class{white-space:normal}
}