/* 联系我们页（views/contact.ejs），样式来自 联系我们.html */
/* ============ Token（沿用原「企业实体诚信馆」设计稿的视觉体系） ============ */
:root{
  --bg:#05080f; --bg-2:#0a1220; --bg-3:#0e1830;
  --panel:rgba(255,255,255,.032); --panel-2:rgba(255,255,255,.055);
  --line:rgba(255,255,255,.09); --line-2:rgba(255,255,255,.16);
  --ink:#e9eff9; --ink-2:#8fa0bc; --ink-3:#5d6f8f;
  --gold:#c9a45c; --gold-2:#e9d18f; --teal:#37c6b8; --green:#2fbf8f; --blue:#4e8df5;
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --r-lg:20px; --r-md:14px; --r-sm:10px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--ink);
  font-family:var(--sans); font-weight:400; font-size:15px; line-height:1.75;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
.bg-veil{position:fixed; inset:0; z-index:-2; pointer-events:none;
  background:
    radial-gradient(900px 480px at 78% -8%, rgba(201,164,92,.14), transparent 62%),
    radial-gradient(760px 420px at 8% 4%, rgba(55,198,184,.10), transparent 60%),
    radial-gradient(1000px 700px at 50% 118%, rgba(78,141,245,.08), transparent 65%),
    linear-gradient(180deg,#05080f 0%,#070d1a 45%,#05080f 100%);
}
.bg-grid{position:fixed; inset:0; z-index:-1; pointer-events:none; opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 40%,transparent 100%);
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 40%,transparent 100%);
}
a{color:inherit; text-decoration:none}
img{display:block; max-width:100%}
button{font-family:inherit; cursor:pointer}
.wrap{max-width:1200px; margin:0 auto; padding:0 20px}

/* ============ 顶部导航 ============ */
.nav{position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(5,8,15,.72); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);}
.nav-in{max-width:1200px; margin:0 auto; padding:0 20px; height:64px; display:flex; align-items:center; gap:24px}
.brand{display:flex; align-items:center; gap:12px; font-family:var(--serif); font-weight:700; font-size:19px; letter-spacing:.06em; white-space:nowrap}
.brand-seal{width:34px; height:34px; flex:none; filter:drop-shadow(0 0 10px rgba(201,164,92,.35))}
.brand small{display:block; font-family:var(--sans); font-size:10px; letter-spacing:.32em; color:var(--gold); font-weight:500; margin-top:2px}
.nav-links{display:none; margin-left:auto; align-items:center; gap:4px}
.nav-links a{padding:8px 14px; border-radius:8px; font-size:14px; color:var(--ink-2); transition:color .2s, background .2s}
.nav-links a:hover{color:var(--ink); background:var(--panel-2)}
.nav-cta{margin-left:auto; display:none; align-items:center; gap:8px; padding:8px 16px; border:1px solid var(--line-2); border-radius:999px; font-size:13px; color:var(--gold-2); background:rgba(201,164,92,.08); white-space:nowrap}
.nav-cta .dot{width:7px; height:7px; border-radius:50%; background:var(--green); box-shadow:0 0 8px var(--green); animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ============ Hero（紧凑） ============ */
.hero{position:relative; padding:112px 0 48px; overflow:hidden}
.hero::before{content:""; position:absolute; inset:0; z-index:-1;
  background:radial-gradient(620px 340px at 18% 20%, rgba(55,198,184,.10), transparent 65%),
             radial-gradient(560px 320px at 85% 30%, rgba(201,164,92,.12), transparent 65%);}
.hero-eyebrow{display:inline-flex; align-items:center; gap:10px; font-size:12px; letter-spacing:.28em; color:var(--gold); border:1px solid rgba(201,164,92,.35); background:rgba(201,164,92,.08); padding:7px 16px; border-radius:999px; margin-bottom:24px}
.hero-eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--gold-2);box-shadow:0 0 10px var(--gold)}
.hero-name{font-family:var(--serif); font-weight:900; font-size:clamp(30px,6vw,52px); line-height:1.16; letter-spacing:.02em;
  background:linear-gradient(135deg,#f6e7c2 0%,#c9a45c 45%,#8a6a2f 75%,#ead29a 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  filter:drop-shadow(0 3px 30px rgba(201,164,92,.28))}
.hero-tagline{margin-top:12px; font-family:var(--serif); font-weight:700; font-size:clamp(13px,1.7vw,16px); letter-spacing:.4em; text-indent:.4em; color:var(--ink-2)}
.hero-sub{margin-top:16px; max-width:640px; color:var(--ink-2); font-size:15px}
.hero-meta{margin-top:26px; display:flex; flex-wrap:wrap; gap:10px}
.chip{display:inline-flex; align-items:center; gap:8px; padding:8px 15px; border-radius:999px; border:1px solid var(--line-2); background:var(--panel); font-size:13px; color:var(--ink-2)}
.chip b{color:var(--ink); font-weight:500}
.chip .ok-ic{width:13px; height:13px; flex:none; color:var(--green)}
.chip .usr{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-size:12px; color:var(--ink-2); letter-spacing:.02em}

/* ============ 通用区块 ============ */
section{position:relative; padding:56px 0}
.sec-head{margin-bottom:34px}
.sec-kicker{display:flex; align-items:center; gap:12px; font-size:12px; letter-spacing:.3em; color:var(--gold); margin-bottom:12px}
.sec-kicker::after{content:""; height:1px; flex:0 0 44px; background:linear-gradient(90deg,var(--gold),transparent)}
.sec-title{font-family:var(--serif); font-weight:700; font-size:clamp(22px,3.4vw,32px); line-height:1.3; letter-spacing:.02em}
.sec-desc{margin-top:10px; max-width:720px; color:var(--ink-2); font-size:14px}
.card{background:var(--panel); border:1px solid var(--line); border-radius:var(--r-lg); transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease}
.card:hover{border-color:var(--line-2); box-shadow:var(--shadow)}

/* ============ 联系渠道 ============ */
.contact-grid{display:grid; grid-template-columns:1fr; gap:16px}
.contact-side{display:grid; grid-template-columns:1fr; gap:16px}
.contact-card{padding:24px}
.contact-card h3{font-family:var(--serif); font-weight:700; font-size:16px; margin-bottom:14px; display:flex; align-items:center; gap:9px}
.contact-card h3 svg{width:17px;height:17px;color:var(--gold)}
.contact-row{display:flex; align-items:flex-start; gap:11px; padding:11px 0; border-bottom:1px solid var(--line)}
.contact-row:last-child{border-bottom:none}
.contact-row .ic{width:32px;height:32px;flex:none;border-radius:9px;display:grid;place-items:center;background:rgba(201,164,92,.08);border:1px solid rgba(201,164,92,.25)}
.contact-row .ic svg{width:15px;height:15px;color:var(--gold)}
.contact-row .tx b{display:block; font-size:13.5px; font-weight:500}
.contact-row .tx span{font-size:12px; color:var(--ink-2)}
.contact-row .tx a{color:var(--teal)}
.contact-tip{font-size:13px; color:var(--ink-2); line-height:1.8}
.contact-tip a{color:var(--teal)}
.contact-tip b{color:var(--ink); font-weight:500}
.channel-link{display:inline-flex; align-items:center; gap:10px; margin-top:16px; padding:11px 22px; border-radius:999px; font-size:14px; font-weight:500; letter-spacing:.05em; color:#081018; background:linear-gradient(135deg,#e9d18f,#c9a45c); transition:filter .2s, transform .2s}
.channel-link:hover{filter:brightness(1.07)}
.channel-link:active{transform:translateY(1px)}

/* ============ 咨询表单 ============ */
.form-card{padding:26px 24px}
.form-card h3{font-family:var(--serif); font-weight:700; font-size:17px; display:flex; align-items:center; gap:9px}
.form-card h3 svg{width:18px;height:18px;color:var(--gold)}
.form-grid{display:grid; grid-template-columns:1fr; gap:14px; margin-top:18px}
.field label{display:block; font-size:12px; letter-spacing:.1em; color:var(--ink-2); margin-bottom:6px}
.field label i{font-style:normal; color:var(--gold)}
.field input,.field select,.field textarea{
  width:100%; background:rgba(5,8,15,.6); border:1px solid var(--line-2); border-radius:10px;
  color:var(--ink); font-family:var(--sans); font-size:16px; padding:11px 13px; outline:none;
  transition:border-color .2s, box-shadow .2s; -webkit-appearance:none; appearance:none;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold); box-shadow:0 0 0 3px rgba(201,164,92,.15)}
.field textarea{min-height:108px; resize:vertical}
.field select{background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%); background-position:calc(100% - 18px) 55%,calc(100% - 13px) 55%; background-size:5px 5px; background-repeat:no-repeat; padding-right:34px}
.field select option{background:#0a1220; color:var(--ink)}
.submit-btn{width:100%; margin-top:6px; padding:13px 20px; border:none; border-radius:10px; font-size:15px; font-weight:500; letter-spacing:.06em; color:#081018; background:linear-gradient(135deg,#e9d18f,#c9a45c); transition:filter .2s, transform .2s; min-height:48px}
.submit-btn:hover{filter:brightness(1.07)}
.submit-btn:active{transform:translateY(1px)}
.form-note{margin-top:12px; font-size:11.5px; color:var(--ink-3); line-height:1.7}

/* Toast */
.toast{position:fixed; left:50%; top:18px; transform:translateX(-50%) translateY(-80px); z-index:999; background:rgba(8,13,24,.95); color:#e9eff9; border:1px solid rgba(201,164,92,.5); padding:11px 22px; border-radius:999px; font-size:13px; box-shadow:0 10px 30px rgba(0,0,0,.5); opacity:0; transition:transform .3s ease, opacity .3s ease; pointer-events:none; max-width:calc(100vw - 40px); text-align:center}
.toast.show{transform:translateX(-50%) translateY(0); opacity:1}

/* ============ 底部跳转 ============ */
.cta-strip{padding:30px 28px; display:flex; flex-direction:column; gap:16px; align-items:flex-start}
.cta-strip h3{font-family:var(--serif); font-weight:900; font-size:clamp(19px,2.6vw,25px); letter-spacing:.04em}
.cta-strip p{font-size:13.5px; color:var(--ink-2); max-width:640px}
.cta-btn{display:inline-flex; align-items:center; gap:10px; padding:12px 26px; border-radius:999px; font-size:14.5px; font-weight:500; letter-spacing:.06em; color:#081018; background:linear-gradient(135deg,#e9d18f,#c9a45c); transition:filter .2s, transform .2s}
.cta-btn:hover{filter:brightness(1.07)}
.cta-btn:active{transform:translateY(1px)}

/* ============ Footer ============ */
footer{border-top:1px solid var(--line); padding:40px 0 46px; background:rgba(4,6,11,.6)}
.foot-nav{display:flex; flex-wrap:wrap; gap:12px; margin-bottom:24px}
.foot-btn{display:inline-flex; align-items:center; gap:8px; padding:9px 22px; border-radius:999px; border:1px solid var(--line-2); background:var(--panel); font-size:13.5px; color:var(--gold-2); transition:border-color .2s, background .2s}
.foot-btn:hover{border-color:var(--gold); background:rgba(201,164,92,.1)}
.foot-dis{font-size:12px; color:var(--ink-3); line-height:1.9; max-width:980px}
.foot-dis b{color:var(--ink-2); font-weight:500}
.foot-bar{margin-top:22px; padding-top:18px; border-top:1px solid var(--line); display:flex; flex-wrap:wrap; gap:12px; align-items:center; justify-content:space-between; font-size:12px; color:var(--ink-3)}
.foot-bar a{color:var(--ink-2)}

/* ============ 交互 ============ */
.reveal{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1; transform:none}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important; transition:none !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1; transform:none}
}

/* ============ 桌面扩展 ============ */
@media (min-width:768px){
  .nav-links{display:flex}
  .nav-cta{display:inline-flex}
  .hero{padding:142px 0 60px}
  section{padding:76px 0}
  .contact-grid{grid-template-columns:1fr 1.1fr; align-items:start}
  .cta-strip{flex-direction:row; align-items:center; justify-content:space-between}
}
@media (min-width:1024px){
  .nav-in,.wrap{padding-left:32px; padding-right:32px}
}
a:focus-visible,button:focus-visible,.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{outline:2px solid var(--gold); outline-offset:2px}