/* ============================================================
   惜洋科技官网 · 深色科技风
   主色：#0a0f1e 近黑深蓝 | #d4b878 金 | 玻璃拟态卡片
   风格：科技感 · 简约大气 · 滚动动效
   ============================================================ */

* { margin:0; padding:0; box-sizing:border-box; }
html { -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body {
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:#c8d0de; font-size:16px; line-height:1.75;
  background:#0a0f1e;
  overflow-x:hidden;
}
a { color:inherit; text-decoration:none; transition:color .25s; }
img { max-width:100%; display:block; }
ul,ol { list-style:none; }
.container { max-width:1200px; margin:0 auto; padding:0 28px; }
.text-gold { color:#d4b878; }
.text-white { color:#fff; }
.bg-dark { background:#0a0f1e; }
.bg-darker { background:#070b16; }
.hidden { display:none !important; }

/* ---------- 滚动渐入动效 ---------- */
.reveal { opacity:0; transform:translateY(30px); transition:opacity .8s cubic-bezier(.2,.7,.3,1), transform .8s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity:1; transform:translateY(0); }
.reveal-d1 { transition-delay:.1s; }
.reveal-d2 { transition-delay:.2s; }
.reveal-d3 { transition-delay:.3s; }
.reveal-d4 { transition-delay:.4s; }

/* ---------- 标题体系 ---------- */
.sec-title { text-align:center; margin:0 0 12px; }
.sec-title .en { display:block; font-size:13px; letter-spacing:5px; color:#d4b878; text-transform:uppercase; margin-bottom:14px; font-weight:500; }
.sec-title h2 { font-size:38px; font-weight:700; color:#fff; letter-spacing:3px; line-height:1.3; }
.sec-title .line { width:56px; height:2px; background:linear-gradient(90deg, transparent, #d4b878, transparent); margin:20px auto 0; }
.sec-title p { color:#8a93a8; font-size:16px; margin-top:18px; max-width:720px; margin-left:auto; margin-right:auto; }
.section { padding:120px 0; position:relative; }

/* ---------- 顶部信息条 ---------- */
.topbar { background:#070b16; color:#7a8496; font-size:13px; border-bottom:1px solid rgba(255,255,255,.04); }
.topbar .container { display:flex; justify-content:space-between; align-items:center; height:36px; }
.topbar a { color:#d4b878; margin-left:20px; }
.topbar a:hover { color:#fff; }

/* ---------- 导航（玻璃拟态） ---------- */
.header {
  position:sticky; top:0; z-index:999;
  background:rgba(10,15,30,.72);
  backdrop-filter:blur(20px) saturate(180%);
  -webkit-backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.header .container { display:flex; align-items:center; justify-content:space-between; height:76px; }
.logo { display:flex; align-items:center; gap:12px; }
.logo .logo-mark {
  width:38px; height:38px;
  filter: drop-shadow(0 0 8px rgba(212,184,120,.2));
}
.logo .logo-txt { display:flex; flex-direction:column; line-height:1.2; }
.logo .logo-txt b { font-size:20px; color:#fff; letter-spacing:3px; font-weight:700; }
.logo .logo-txt span { font-size:11px; color:#d4b878; letter-spacing:2px; opacity:.85; margin-top:2px; }
.nav { display:flex; align-items:center; gap:2px; }
.nav > li { position:relative; }
.nav > li > a { display:block; padding:10px 18px; color:#c0c8d8; font-size:15px; letter-spacing:1px; transition:color .25s; }
.nav > li > a:hover, .nav > li.on > a { color:#fff; }
.nav > li.on > a::after { content:""; display:block; height:2px; width:24px; background:#d4b878; margin:6px auto 0; border-radius:2px; }
.nav .sub {
  position:absolute; top:100%; left:50%; transform:translateX(-50%) translateY(8px); min-width:220px;
  background:rgba(17,25,48,.95); backdrop-filter:blur(20px);
  border:1px solid rgba(255,255,255,.08); border-radius:12px;
  padding:8px; opacity:0; visibility:hidden; transition:all .25s; z-index:100;
}
.nav > li:hover .sub { opacity:1; visibility:visible; transform:translateX(-50%) translateY(0); }
.nav .sub a { display:block; padding:11px 18px; color:#c0c8d8; font-size:14px; border-radius:8px; }
.nav .sub a:hover { color:#d4b878; background:rgba(212,184,120,.08); }
.nav .cta {
  margin-left:16px; border:1px solid rgba(212,184,120,.5); color:#d4b878 !important;
  padding:9px 24px !important; border-radius:999px; font-size:14px;
}
.nav .cta:hover { background:#d4b878; color:#0a0f1e !important; box-shadow:0 0 24px rgba(212,184,120,.35); }
.nav .admin-login {
  margin-left:8px; border:1px solid rgba(255,255,255,.15); color:#8a93a8 !important;
  padding:6px 14px !important; border-radius:6px; font-size:12px;
}
.nav .admin-login:hover { color:#d4b878 !important; border-color:rgba(212,184,120,.4); }
.nav-toggle { display:none; width:42px; height:42px; border:1px solid rgba(255,255,255,.2); background:none; cursor:pointer; border-radius:8px; flex-direction:column; align-items:center; justify-content:center; gap:5px; }
.nav-toggle span { display:block; width:18px; height:2px; background:#fff; border-radius:2px; }

/* ---------- 鼠标跟随光斑 ---------- */
.cursor-glow {
  position:fixed; width:500px; height:500px; border-radius:50%;
  background:radial-gradient(circle, rgba(212,184,120,.08), transparent 70%);
  pointer-events:none; z-index:1;
  transform:translate(-50%, -50%);
  mix-blend-mode:screen;
}

/* ---------- Hero 轮播 ---------- */
.hero-slider {
  position:relative; height:calc(100vh - 112px); min-height:600px;
  overflow:hidden; z-index:2;
}
.slides { position:relative; width:100%; height:100%; }
.slide {
  position:absolute; inset:0;
  display:flex; align-items:center;
  opacity:0; transition:opacity .8s ease;
  z-index:1;
}
.slide.active { opacity:1; z-index:2; }

/* Slide 1：深蓝金 */
.slide-1 {
  background:
    radial-gradient(ellipse 80% 60% at 75% 20%, rgba(212,184,120,.15), transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(60,90,180,.2), transparent 60%),
    #0a0f1e;
}
.slide-1::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}

/* Slide 2：紫蓝调 */
.slide-2 {
  background:
    radial-gradient(ellipse 70% 60% at 30% 20%, rgba(130,90,220,.2), transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(80,120,220,.15), transparent 60%),
    #0d0a1e;
}
.slide-2::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(130,90,220,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(130,90,220,.06) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}

/* Slide 3：青蓝调 */
.slide-3 {
  background:
    radial-gradient(ellipse 70% 60% at 70% 20%, rgba(60,200,200,.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(60,140,220,.15), transparent 60%),
    #06141c;
}
.slide-3::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(60,200,200,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(60,200,200,.05) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}

/* Slide 4：橙红调 */
.slide-4 {
  background:
    radial-gradient(ellipse 70% 60% at 30% 20%, rgba(255,140,80,.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(255,80,80,.12), transparent 60%),
    #1c0a0a;
}
.slide-4::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,140,80,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,140,80,.05) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}
.slide-4 .slide-badge { border-color:rgba(255,160,100,.35); color:#ffb070; background:rgba(255,160,100,.08); }
.slide-4 .slide-sub { color:#d8a080; }

/* Slide 5：翠绿调 */
.slide-5 {
  background:
    radial-gradient(ellipse 70% 60% at 70% 20%, rgba(80,220,140,.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(60,180,120,.15), transparent 60%),
    #061c10;
}
.slide-5::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(80,220,140,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(80,220,140,.05) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}
.slide-5 .slide-badge { border-color:rgba(100,230,160,.35); color:#80e8a8; background:rgba(100,230,160,.08); }
.slide-5 .slide-sub { color:#80c098; }

/* Slide 6：玫粉调 */
.slide-6 {
  background:
    radial-gradient(ellipse 70% 60% at 30% 20%, rgba(255,100,180,.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(220,80,160,.15), transparent 60%),
    #1c0a14;
}
.slide-6::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,120,190,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,120,190,.05) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}
.slide-6 .slide-badge { border-color:rgba(255,130,190,.35); color:#ff98c0; background:rgba(255,130,190,.08); }
.slide-6 .slide-sub { color:#d090b0; }

/* Slide 7：靛蓝调 */
.slide-7 {
  background:
    radial-gradient(ellipse 70% 60% at 70% 20%, rgba(100,120,255,.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(80,100,220,.15), transparent 60%),
    #0a0a24;
}
.slide-7::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(120,140,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,140,255,.05) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 80%);
}
.slide-7 .slide-badge { border-color:rgba(140,160,255,.35); color:#a0b0ff; background:rgba(140,160,255,.08); }
.slide-7 .slide-sub { color:#98a0d0; }

.slide-inner { position:relative; z-index:2; padding:80px 0; }
.slide-badge {
  display:inline-flex; align-items:center; gap:8px;
  padding:7px 18px; border-radius:999px;
  font-size:13px; letter-spacing:2px; margin-bottom:32px;
  border:1px solid;
}
.slide-1 .slide-badge { border-color:rgba(212,184,120,.3); color:#d4b878; background:rgba(212,184,120,.06); }
.slide-2 .slide-badge { border-color:rgba(160,130,255,.35); color:#b89aff; background:rgba(160,130,255,.08); }
.slide-3 .slide-badge { border-color:rgba(80,220,220,.35); color:#70e0e0; background:rgba(80,220,220,.08); }
.slide-badge::before { content:""; width:6px; height:6px; border-radius:50%; background:currentColor; box-shadow:0 0 10px currentColor; }

.slide h1 { font-size:56px; line-height:1.2; font-weight:700; letter-spacing:2px; max-width:900px; color:#fff; }
.slide h1 .gold { background:linear-gradient(120deg, #f0d9a8, #d4b878, #f0d9a8); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.slide h1 .violet { background:linear-gradient(120deg, #c8b0ff, #a080ff, #c8b0ff); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.slide h1 .cyan { background:linear-gradient(120deg, #a0f0f0, #60d0e0, #a0f0f0); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.slide h1 .orange { background:linear-gradient(120deg, #ffc080, #ff8050, #ffc080); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.slide h1 .green { background:linear-gradient(120deg, #a0f0b0, #60d080, #a0f0b0); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.slide h1 .pink { background:linear-gradient(120deg, #ffb0d0, #ff70b0, #ffb0d0); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.slide h1 .indigo { background:linear-gradient(120deg, #b0c0ff, #8090ff, #b0c0ff); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }

.slide-sub { margin-top:28px; font-size:19px; letter-spacing:1px; max-width:720px; line-height:1.9; color:#9aa6bc; }
.slide-2 .slide-sub { color:#b0a0d8; }
.slide-3 .slide-sub { color:#90c0d0; }

.slide-acts { margin-top:44px; display:flex; gap:16px; flex-wrap:wrap; }

.btn { display:inline-block; padding:14px 40px; font-size:15px; letter-spacing:2px; cursor:pointer; border:none; transition:all .3s; border-radius:999px; }
.btn-gold {
  background:linear-gradient(135deg, #d4b878, #b8995a); color:#0a0f1e !important; font-weight:600;
  box-shadow:0 4px 24px rgba(212,184,120,.3);
}
.btn-gold:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(212,184,120,.45); }
.btn-violet {
  background:linear-gradient(135deg, #a080ff, #7050e0); color:#fff !important; font-weight:600;
  box-shadow:0 4px 24px rgba(160,128,255,.3);
}
.btn-violet:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(160,128,255,.45); }
.btn-cyan {
  background:linear-gradient(135deg, #60d0e0, #3090b0); color:#06141c !important; font-weight:600;
  box-shadow:0 4px 24px rgba(96,208,224,.3);
}
.btn-cyan:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(96,208,224,.45); }
.btn-orange {
  background:linear-gradient(135deg, #ffb070, #ff7040); color:#1c0a0a !important; font-weight:600;
  box-shadow:0 4px 24px rgba(255,140,80,.3);
}
.btn-orange:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(255,140,80,.45); }
.btn-green {
  background:linear-gradient(135deg, #80e8a8, #40b070); color:#061c10 !important; font-weight:600;
  box-shadow:0 4px 24px rgba(100,220,140,.3);
}
.btn-green:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(100,220,140,.45); }
.btn-pink {
  background:linear-gradient(135deg, #ff98c0, #e060a0); color:#1c0a14 !important; font-weight:600;
  box-shadow:0 4px 24px rgba(255,130,190,.3);
}
.btn-pink:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(255,130,190,.45); }
.btn-indigo {
  background:linear-gradient(135deg, #a0b0ff, #6070e0); color:#0a0a24 !important; font-weight:600;
  box-shadow:0 4px 24px rgba(120,140,255,.3);
}
.btn-indigo:hover { transform:translateY(-2px); box-shadow:0 8px 32px rgba(120,140,255,.45); }
.btn-line { border:1px solid rgba(255,255,255,.25); color:#fff !important; background:rgba(255,255,255,.03); }
.btn-line:hover { background:rgba(255,255,255,.08); border-color:#d4b878; color:#d4b878 !important; transform:translateY(-2px); }

/* 轮播指示器 */
.slider-dots {
  position:absolute; bottom:40px; left:50%; transform:translateX(-50%);
  display:flex; gap:12px; z-index:10;
}
.dot {
  width:32px; height:4px; border-radius:2px;
  background:rgba(255,255,255,.2); cursor:pointer;
  transition:all .3s;
}
.dot.active { background:#d4b878; width:50px; box-shadow:0 0 12px rgba(212,184,120,.5); }

/* 左右箭头 */
.slider-arrow {
  position:absolute; top:50%; transform:translateY(-50%);
  width:48px; height:48px; border-radius:50%;
  border:1px solid rgba(255,255,255,.15); background:rgba(255,255,255,.05);
  color:#fff; font-size:28px; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition:all .3s; z-index:10;
  backdrop-filter:blur(10px);
}
.slider-arrow:hover { background:rgba(255,255,255,.15); border-color:#d4b878; color:#d4b878; }
.slider-arrow.prev { left:30px; }
.slider-arrow.next { right:30px; }

/* ---------- 文章详情：上下篇+分享 ---------- */
.page-nav { display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-top:40px; }
.page-nav a {
  background:rgba(255,255,255,.03); border:1px solid rgba(255,255,255,.07);
  padding:20px 24px; border-radius:12px; transition:all .3s;
}
.page-nav a:hover { border-color:rgba(212,184,120,.3); background:rgba(255,255,255,.05); }
.page-nav .nav-label { font-size:12px; color:#7a8496; margin-bottom:8px; letter-spacing:1px; }
.page-nav .nav-title { font-size:15px; color:#c0c8d8; line-height:1.5; }
.page-nav .next { text-align:right; }

.share-box {
  margin-top:40px; padding:28px;
  background:rgba(255,255,255,.02); border:1px solid rgba(255,255,255,.06);
  border-radius:16px; text-align:center;
}
.share-box h4 { color:#fff; font-size:16px; margin-bottom:20px; letter-spacing:1px; }
.share-list { display:flex; flex-wrap:wrap; justify-content:center; gap:12px; }
.share-item {
  display:inline-flex; align-items:center; gap:8px;
  padding:10px 20px; border-radius:999px;
  border:1px solid rgba(255,255,255,.1);
  font-size:14px; color:#c0c8d8;
  transition:all .3s; cursor:pointer;
  background:rgba(255,255,255,.03);
}
.share-item:hover { border-color:#d4b878; color:#d4b878; transform:translateY(-2px); }
.share-item .icon { font-size:18px; }


/* ---------- 信任带 ---------- */
.trust-strip { padding:40px 0; border-top:1px solid rgba(255,255,255,.04); border-bottom:1px solid rgba(255,255,255,.04); background:#070b16; }
.trust-strip .container { display:flex; flex-wrap:wrap; justify-content:center; gap:14px 48px; color:#6b7488; font-size:14px; letter-spacing:3px; }
.trust-strip span { position:relative; padding-left:20px; }
.trust-strip span::before { content:""; position:absolute; left:0; top:50%; width:6px; height:6px; background:#d4b878; border-radius:50%; transform:translateY(-50%); opacity:.6; }

/* ---------- 搜索框 ---------- */
.search-section { padding:40px 0; background:#070b16; }
.search-box {
  max-width:680px; margin:0 auto;
  display:flex; gap:0;
  border:1px solid rgba(212,184,120,.25);
  border-radius:999px;
  overflow:hidden;
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(10px);
}
.search-box input {
  flex:1;
  padding:16px 28px;
  background:transparent;
  border:none;
  outline:none;
  color:#fff;
  font-size:15px;
  font-family:inherit;
}
.search-box input::placeholder { color:#5a6478; }
.search-box button {
  padding:0 40px;
  background:linear-gradient(135deg, #d4b878, #b8995a);
  color:#0a0f1e;
  font-weight:600;
  border:none;
  cursor:pointer;
  font-size:15px;
  letter-spacing:2px;
  transition:all .3s;
}
.search-box button:hover {
  box-shadow:0 0 24px rgba(212,184,120,.35);
}

/* ---------- 玻璃拟态卡片 ---------- */
.card-grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; margin-top:64px; }
.card {
  background:rgba(255,255,255,.03); border:1px solid rgba(255,255,255,.07);
  padding:38px 32px; transition:all .4s; position:relative; border-radius:16px;
  backdrop-filter:blur(10px);
}
.card::before {
  content:""; position:absolute; inset:0; border-radius:16px;
  background:radial-gradient(400px circle at var(--mx,50%) var(--my,0%), rgba(212,184,120,.08), transparent 40%);
  opacity:0; transition:opacity .4s; pointer-events:none;
}
.card:hover { transform:translateY(-6px); border-color:rgba(212,184,120,.3); box-shadow:0 20px 50px rgba(0,0,0,.4); }
.card:hover::before { opacity:1; }
.card .no { font-size:14px; font-weight:600; color:#d4b878; letter-spacing:3px; opacity:.8; }
.card h3 { font-size:19px; color:#fff; margin:18px 0 12px; font-weight:600; letter-spacing:1px; }
.card p { font-size:14px; color:#8a93a8; line-height:1.9; }
.card .more { display:inline-block; margin-top:20px; font-size:13px; color:#d4b878; letter-spacing:1px; }
.card .more::after { content:"→"; margin-left:6px; transition:transform .3s; }
.card .more:hover::after { transform:translateX(4px); }

/* ---------- 关于/时间线 ---------- */
.about-split { display:grid; grid-template-columns:5fr 7fr; gap:64px; align-items:center; }
.about-split h3 { font-size:32px; color:#fff; margin-bottom:22px; line-height:1.45; font-weight:700; }
.about-split h3 .gold { color:#d4b878; }
.about-split p { color:#8a93a8; margin-bottom:16px; font-size:15px; line-height:1.9; }
.timeline { position:relative; padding-left:30px; border-left:1px solid rgba(212,184,120,.3); }
.timeline li { position:relative; padding:0 0 32px 28px; }
.timeline li::before {
  content:""; position:absolute; left:-35px; top:8px; width:11px; height:11px;
  background:#0a0f1e; border:2px solid #d4b878; border-radius:50%;
  box-shadow:0 0 12px rgba(212,184,120,.4);
}
.timeline b { color:#fff; font-size:16px; font-weight:600; }
.timeline span { display:block; color:#8a93a8; font-size:14px; margin-top:6px; line-height:1.8; }

/* ---------- 列表页 banner ---------- */
.page-banner {
  position:relative; color:#fff; padding:110px 0 90px; text-align:center; overflow:hidden;
  background:radial-gradient(ellipse 70% 80% at 50% 0%, rgba(212,184,120,.1), transparent 60%), #0a0f1e;
}
.page-banner::before {
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 70% 80% at 50% 0%, #000 20%, transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 0%, #000 20%, transparent 70%);
}
.page-banner .container { position:relative; z-index:2; }
.page-banner h1 { font-size:38px; letter-spacing:4px; font-weight:700; }
.page-banner p { color:#8a93a8; margin-top:14px; font-size:16px; letter-spacing:1px; }
.crumb { background:#070b16; border-bottom:1px solid rgba(255,255,255,.04); padding:14px 0; font-size:13px; color:#6b7488; }
.crumb a { color:#c0c8d8; }
.crumb a:hover { color:#d4b878; }
.crumb .sep { margin:0 10px; color:#3a4256; }

/* ---------- 知识库列表 ---------- */
.news-list { background:rgba(255,255,255,.02); border:1px solid rgba(255,255,255,.06); border-radius:16px; padding:10px 40px; margin-top:56px; }
.news-list li { display:flex; justify-content:space-between; align-items:center; padding:22px 4px; border-bottom:1px solid rgba(255,255,255,.05); }
.news-list li:last-child { border-bottom:none; }
.news-list a { font-size:16px; color:#c0c8d8; flex:1; overflow:hidden; white-space:nowrap; text-overflow:ellipsis; }
.news-list a:hover { color:#d4b878; }
.news-list time { color:#5a6478; font-size:13px; margin-left:24px; }

/* ---------- 分页 ---------- */
.pager { margin-top:48px; display:flex; justify-content:center; gap:8px; }
.pager a, .pager span { display:inline-block; min-width:40px; height:40px; line-height:40px; text-align:center; border:1px solid rgba(255,255,255,.1); color:#8a93a8; font-size:14px; padding:0 8px; border-radius:8px; }
.pager a:hover { border-color:#d4b878; color:#d4b878; }
.pager .current { background:rgba(212,184,120,.15); color:#d4b878; border-color:#d4b878; }

/* ---------- 文章详情 ---------- */
.article { background:rgba(255,255,255,.02); border:1px solid rgba(255,255,255,.06); border-radius:16px; padding:56px 64px; }
/* 文章底部联系 CTA */
.contact-cta {
  margin:40px 0 0;
  padding:32px;
  background:rgba(212,184,120,.04);
  border:1px solid rgba(212,184,120,.15);
  border-radius:16px;
  text-align:center;
}
.contact-cta .cta-title {
  font-size:18px;
  font-weight:600;
  color:#d4b878;
  margin-bottom:20px;
}
.contact-cta .cta-info {
  display:flex;
  justify-content:center;
  gap:40px;
  flex-wrap:wrap;
  margin-bottom:16px;
}
.contact-cta .cta-item {
  display:flex;
  flex-direction:column;
  gap:4px;
}
.contact-cta .cta-label {
  font-size:12px;
  color:#8a93a8;
}
.contact-cta .cta-value {
  font-size:16px;
  color:#fff;
  font-weight:500;
}
.contact-cta .cta-note {
  font-size:13px;
  color:#8a93a8;
}
@media (max-width: 768px) {
  .contact-cta .cta-info { gap:20px; }
}

.article h1 { font-size:28px; color:#fff; text-align:center; margin-bottom:16px; letter-spacing:1px; }
.article .case-badge {
  display:inline-block;
  font-size:13px;
  color:#d4b878;
  background:rgba(212,184,120,.08);
  border:1px solid rgba(212,184,120,.25);
  padding:6px 18px;
  border-radius:999px;
  letter-spacing:2px;
  margin:0 auto 20px;
  text-align:center;
}
.article .case-badge { display:block; width:fit-content; }
.article .meta { text-align:center; color:#5a6478; font-size:13px; padding-bottom:24px; border-bottom:1px solid rgba(255,255,255,.06); margin-bottom:32px; }
.article .content { font-size:16px; line-height:2.1; color:#b0bacd; }
.article .content p { margin-bottom:18px; }
.article .content h3 { font-size:21px; color:#fff; margin:30px 0 14px; }
.article .content img { margin:20px auto; }
.article .faq-q { background:rgba(212,184,120,.06); border-left:3px solid #d4b878; padding:16px 22px; margin:28px 0 14px; font-weight:600; color:#fff; border-radius:0 8px 8px 0; }

/* ---------- 案例卡片 ---------- */
.case-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:64px; }
.case-item { background:rgba(255,255,255,.03); border:1px solid rgba(255,255,255,.07); border-radius:16px; transition:all .4s; overflow:hidden; }
.case-item:hover { transform:translateY(-6px); border-color:rgba(212,184,120,.3); box-shadow:0 20px 50px rgba(0,0,0,.4); }
.case-item .case-body { padding:28px 28px; }
.case-item h3 { font-size:18px; color:#fff; font-weight:600; line-height:1.5; }
.case-item .tag { display:inline-block; font-size:12px; color:#d4b878; border:1px solid rgba(212,184,120,.4); padding:2px 12px; margin-top:14px; letter-spacing:1px; border-radius:999px; }
.case-item p { font-size:14px; color:#8a93a8; margin-top:14px; line-height:1.8; }

/* ---------- 案例卡片 V2（首页用） ---------- */
.case-grid-v2 { display:grid; grid-template-columns:repeat(3,1fr); gap:28px; margin-top:64px; }
.case-card {
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.07);
  border-radius:18px;
  padding:36px 32px;
  transition:all .4s cubic-bezier(.2,.7,.3,1);
  position:relative;
  overflow:hidden;
}
.case-card::before {
  content:'';
  position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, transparent, rgba(212,184,120,.5), transparent);
  opacity:0; transition:opacity .4s;
}
.case-card:hover {
  transform:translateY(-8px);
  border-color:rgba(212,184,120,.25);
  box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.case-card:hover::before { opacity:1; }
.case-card .case-tag {
  display:inline-block;
  font-size:12px;
  color:#d4b878;
  background:rgba(212,184,120,.08);
  border:1px solid rgba(212,184,120,.25);
  padding:4px 14px;
  letter-spacing:1px;
  border-radius:999px;
  margin-bottom:18px;
}
.case-card h3 {
  font-size:19px;
  color:#fff;
  font-weight:600;
  line-height:1.5;
  margin-bottom:16px;
}
.case-card .case-desc {
  font-size:14px;
  color:#8a93a8;
  line-height:1.9;
  margin-bottom:24px;
}
.case-card .case-actions { border-top:1px solid rgba(255,255,255,.06); padding-top:18px; }
.case-card .more { color:#d4b878; font-size:14px; font-weight:500; }
.case-card .more:hover { color:#e6d09a; }

/* ---------- FAQ ---------- */
.faq-q { color:#fff; font-size:17px; font-weight:600; padding:20px 0 10px; }
.faq-a { color:#8a93a8; font-size:15px; padding:0 0 24px; line-height:1.9; }

/* ---------- CTA ---------- */
.cta-section {
  position:relative; padding:120px 0; text-align:center; overflow:hidden;
  background:radial-gradient(ellipse 60% 70% at 50% 50%, rgba(212,184,120,.1), transparent 70%), #070b16;
  border-top:1px solid rgba(255,255,255,.04);
}
.cta-section h2 { font-size:40px; letter-spacing:3px; color:#fff; font-weight:700; }
.cta-section p { color:#8a93a8; margin-top:18px; font-size:17px; }
.cta-section .hero-acts { justify-content:center; margin-top:40px; }

/* ---------- 友情链接 ---------- */
.friend-links {
  padding:40px 0;
  border-top:1px solid rgba(255,255,255,.04);
  background:#070b16;
}
.friend-links h4 {
  font-size:14px;
  color:#8a93a8;
  letter-spacing:2px;
  margin-bottom:16px;
  font-weight:500;
}
.friend-list { display:flex; flex-wrap:wrap; gap:20px; }
.friend-list a {
  color:#8a93a8;
  font-size:13px;
  transition:all .3s;
}
.friend-list a:hover { color:#d4b878; }

/* ---------- 底部 ---------- */
.footer { background:#070b16; color:#7a8496; font-size:14px; border-top:1px solid rgba(255,255,255,.04); }
.footer .container { padding-top:72px; padding-bottom:28px; }
.footer-grid { display:grid; grid-template-columns:4fr 3fr 5fr; gap:56px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,.06); }
.footer h4 { color:#fff; font-size:16px; margin-bottom:20px; letter-spacing:2px; font-weight:600; }
.footer h4::before { content:""; display:inline-block; width:20px; height:2px; background:#d4b878; margin-right:12px; vertical-align:middle; }
.footer a { color:#7a8496; display:block; padding:6px 0; transition:color .25s; }
.footer a:hover { color:#d4b878; }
.footer p { line-height:2.1; }
.footer .copy { text-align:center; padding-top:24px; font-size:13px; color:#4a5468; }

/* ---------- 表单 ---------- */
.form-box { background:rgba(255,255,255,.02); border:1px solid rgba(255,255,255,.07); border-radius:16px; padding:44px 48px; }
.form-box label { display:block; font-size:14px; color:#9aa6bc; margin:18px 0 8px; }
.form-box input, .form-box textarea { width:100%; border:1px solid rgba(255,255,255,.1); padding:13px 16px; font-size:14px; font-family:inherit; background:rgba(255,255,255,.03); color:#fff; border-radius:8px; }
.form-box input:focus, .form-box textarea:focus { outline:none; border-color:#d4b878; background:rgba(255,255,255,.05); }
.form-box textarea { min-height:150px; resize:vertical; }
.form-box .btn { margin-top:26px; }
.contact-info { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; }
.contact-info .ci { border:1px solid rgba(255,255,255,.07); padding:28px 30px; background:rgba(255,255,255,.02); border-radius:12px; }
.contact-info b { display:block; color:#fff; font-size:15px; margin-bottom:10px; }
.contact-info p { font-size:14px; color:#8a93a8; }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
  .nav-toggle { display:flex; }
  .nav {
    display:none; position:absolute; top:76px; left:0; right:0; background:rgba(10,15,30,.98);
    flex-direction:column; align-items:stretch; padding:16px 0 24px;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav.open { display:flex; }
  .nav > li > a { padding:14px 28px; }
  .nav .sub { position:static; transform:none; opacity:1; visibility:visible; box-shadow:none; border:none; background:rgba(255,255,255,.03); margin:0 24px 8px; min-width:0; border-radius:8px; }
  .nav .sub a { color:#c0c8d8; border-bottom:none; padding:11px 20px; }
  .nav .sub a:hover { color:#d4b878; background:rgba(212,184,120,.08); }
  .nav .cta { margin:16px 28px 0; text-align:center; }
  .hero h1 { font-size:36px; }
  .hero-stats { flex-wrap:wrap; }
  .hero-stats .stat { margin-right:36px; padding-right:0; }
  .card-grid, .case-grid, .case-grid-v2 { grid-template-columns:repeat(2,1fr); }
  .about-split { grid-template-columns:1fr; gap:48px; }
  .footer-grid { grid-template-columns:1fr 1fr; gap:40px; }
  .contact-info { grid-template-columns:1fr; }
  .article { padding:32px 28px; }
  .section { padding:80px 0; }
}
@media (max-width: 640px) {
  .section { padding:64px 0; }
  .card-grid, .case-grid, .case-grid-v2 { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; }
  .hero { min-height:auto; }
  .hero-inner { padding:70px 0 60px; }
  .hero h1 { font-size:28px; }
  .hero .hero-sub { font-size:16px; }
  .sec-title h2 { font-size:28px; }
  .btn { padding:12px 28px; font-size:14px; }
  .news-list a { white-space:normal; }
  .article { padding:24px 20px; }
  .cta-section h2 { font-size:28px; }
}