:root{
  --w:    #FFFFFF;
  --off:  #F6F4F1;
  --sand: #EAE7E1;
  --ink:  #13120F;
  --ink2: #3A3830;
  --gray: #8C8880;
  --o:    #FF4800;   /* orange — 主 CTA */
  --b:    #2448FF;   /* blue */
  --t:    #00C98A;   /* teal */
  --v:    #8B2EFF;   /* violet */
  --r:    #FF2D55;   /* rose */
  --am:   #FFB700;   /* amber */
  --r12:  12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{background:var(--w);color:var(--ink);font-family:'DM Sans','Noto Sans SC',sans-serif;overflow-x:hidden}
::-webkit-scrollbar{width:3px}::-webkit-scrollbar-thumb{background:var(--o);border-radius:2px}

/* ━━━━━━ UTIL ━━━━━━ */
.wrap{max-width:1240px;margin:0 auto;padding:0 48px}
.sec{padding:100px 0}

/* reveal */
.rv{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.rv.on{opacity:1;transform:none}

/* ━━━━━━ NAV ━━━━━━ */
#nav{position:fixed;inset:0 0 auto;height:66px;z-index:400;display:flex;align-items:center;padding:0 48px;justify-content:space-between;transition:.3s}
#nav.s{background:rgba(255,255,255,.7);backdrop-filter:blur(16px);}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo-sq{width:30px;height:30px;background:var(--o);border-radius:7px;display:flex;align-items:center;justify-content:center;color:#fff;font-family:'Fraunces',serif;font-size:15px;font-weight:900;letter-spacing:-.03em}
.logo-name{font-family:'Fraunces',serif;font-size:19px;font-weight:700;letter-spacing:-.02em}
.nav-links{display:flex;gap:34px;list-style:none}
.nav-links a{font-size:14px;font-weight:500;color:var(--ink2);text-decoration:none;transition:.2s;letter-spacing:.01em}
.nav-links a:hover{color:var(--o)}
.nav-btn{padding:9px 22px;background:var(--ink);color:#fff;border-radius:100px;font-size:13px;font-weight:600;text-decoration:none;transition:.3s;letter-spacing:.02em}
.nav-btn:hover{background:var(--o)}

/* ━━━━━━ HERO ━━━━━━ */
#hero{min-height:100vh;background:var(--off);display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;padding-top:66px}
/* 大背景字 */
.hero-bg-text{position:absolute;bottom:-60px;left:-20px;font-family:'Fraunces',serif;font-size:clamp(120px,18vw,280px);font-weight:900;color:rgba(0,0,0,.028);line-height:1;pointer-events:none;white-space:nowrap;letter-spacing:-.04em;user-select:none}
/* 橙色圆点装饰 */
.hero-orb{position:absolute;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(255,72,0,.12) 0%,transparent 70%);top:-100px;right:-100px;pointer-events:none}
.hero-orb2{position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(36,72,255,.09) 0%,transparent 70%);bottom:-40px;left:60px;pointer-events:none}

.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr 1fr;gap:80px;align-items:center;padding:80px 0 100px}
@media(max-width:920px){.hero-inner{grid-template-columns:1fr}}

/* 左 */
.hero-l .eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,72,0,.1);border:1px solid rgba(255,72,0,.2);border-radius:100px;padding:5px 14px;font-size:11px;font-weight:700;letter-spacing:.18em;color:var(--o);margin-bottom:28px}
.hero-l .eyebrow .dot{width:5px;height:5px;background:var(--o);border-radius:50%;animation:breathe 1.4s ease-in-out infinite}
@keyframes breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.6)}}
.hero-l h1{font-family:'Fraunces',serif;font-size:clamp(40px,5.5vw,72px);font-weight:900;line-height:1.06;letter-spacing:-.04em;color:var(--ink)}
.hero-l h1 i{font-style:italic;color:var(--o)}
.hero-l h1 .u{text-decoration:underline;text-decoration-color:rgba(255,72,0,.3);text-underline-offset:6px}
.hero-l p{font-size:16px;color:var(--gray);line-height:1.85;max-width:440px;margin:24px 0 36px;font-weight:400}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn-a{display:inline-flex;align-items:center;gap:10px;padding:14px 30px;background:var(--o);color:#fff;border-radius:100px;font-size:14px;font-weight:700;text-decoration:none;transition:.3s;letter-spacing:.02em}
.btn-a:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(255,72,0,.35)}
.btn-b{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;background:transparent;border:2px solid var(--sand);color:var(--ink);border-radius:100px;font-size:14px;font-weight:600;text-decoration:none;transition:.3s}
.btn-b:hover{border-color:var(--ink)}
/* 数字行 */
.hero-stats{display:flex;gap:40px;margin-top:52px;padding-top:40px;border-top:1px solid var(--sand)}
.hs{display:flex;flex-direction:column;gap:4px}
.hs-n{font-family:'Fraunces',serif;font-size:36px;font-weight:900;color:var(--ink);letter-spacing:-.03em;line-height:1}
.hs-l{font-size:12px;color:var(--gray);font-weight:500;letter-spacing:.04em}

/* 右：浮卡拼贴 */
.hero-r{position:relative;height:460px}
.hero-card-A{position:absolute;width:320px;top:0;right:40px;background:var(--ink);border-radius:20px;overflow:hidden;box-shadow:0 32px 80px rgba(0,0,0,.22)}
.hca-top{height:160px;background:linear-gradient(135deg,#0d1428 0%,#1a1040 100%);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hca-top::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(45deg,transparent,transparent 18px,rgba(255,72,0,.06) 18px,rgba(255,72,0,.06) 19px)}
.code-win{color: #7fffd4;background:rgba(0,0,0,.5);border:1px solid rgba(255,72,0,.25);border-radius:10px;padding:14px 18px;font-family:'JetBrains Mono',monospace;font-size:11px;line-height:1.9;min-width:220px;position:relative;z-index:1}
.code-win .k{color:#FF8040}.code-win .f{color:#7EB8FF}.code-win .s{color:#7EDFA0}.code-win .c{color:rgba(255,255,255,.28)}.code-win .v{color:#FFD580}
.code-caret::after{content:'|';animation:blink .6s steps(1) infinite}@keyframes blink{50%{opacity:0}}
.hca-body{padding:20px 22px 24px}
.hca-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;background:rgba(0,201,138,.12);border:1px solid rgba(0,201,138,.25);border-radius:100px;font-size:10px;font-weight:700;color:var(--t);letter-spacing:.08em;margin-bottom:10px}
.hca-badge-dot{width:4px;height:4px;background:var(--t);border-radius:50%;animation:breathe .9s infinite}
.hca-body h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:5px}
.hca-body p{font-size:12px;color:rgba(255,255,255,.45);line-height:1.6}

.hero-card-B{position:absolute;bottom:0;left:0;width:260px;background:#fff;border-radius:16px;padding:20px 22px;box-shadow:0 16px 48px rgba(0,0,0,.12);animation:float 4s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.hcb-icon{width:38px;height:38px;background:rgba(255,72,0,.1);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:12px}
.hcb-val{font-family:'Fraunces',serif;font-size:28px;font-weight:900;color:var(--ink);line-height:1;margin-bottom:4px}
.hcb-lbl{font-size:12px;color:var(--gray);font-weight:500}

.hero-card-C{position:absolute;bottom:40px;right:30px;background:#fff;border-radius:12px;padding:14px 18px;box-shadow:0 8px 28px rgba(0,0,0,.1);display:flex;align-items:center;gap:12px;animation:float 4s ease-in-out infinite .8s}
.hcc-dot{width:8px;height:8px;background:#00C98A;border-radius:50%;flex-shrink:0;box-shadow:0 0 0 3px rgba(0,201,138,.2)}
.hcc-text strong{display:block;font-size:13px;font-weight:700;color:var(--ink)}
.hcc-text span{font-size:11px;color:var(--gray)}

/* ━━━━━━━━━━━━━━━━━━━━━━━━
   SERVICES — 核心展示区
━━━━━━━━━━━━━━━━━━━━━━━━ */
#services{background:#fff;padding:100px 0 0}
/* 标题行 */
.srv-hd{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:72px}
.srv-hd-l .eye{font-size:11px;letter-spacing:.22em;font-weight:700;color:var(--o);display:flex;align-items:center;gap:8px;margin-bottom:16px}
.srv-hd-l .eye::before{content:'';width:22px;height:2px;background:var(--o)}
.srv-hd-l h2{font-family:'Fraunces',serif;font-size:clamp(32px,4.5vw,56px);font-weight:900;line-height:1.06;letter-spacing:-.04em}
.srv-hd-l h2 em{font-style:italic;color:var(--o)}
.srv-hd-r p{font-size:15px;color:var(--gray);line-height:1.9;max-width:380px}
.srv-hd-r .see-all{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13px;font-weight:700;color:var(--ink);text-decoration:none;transition:.2s}
.srv-hd-r .see-all:hover{color:var(--o);gap:10px}

/* ─── 服务卡网格 ─── */
/* 行1：大卡(3/5) + 中卡(2/5) */
/* 行2：三等分 */
/* 行3：中卡(2/5) + 大卡(3/5) */
.srv-row{display:grid;gap:3px;margin-bottom:3px}
.srv-row-1{grid-template-columns:3fr 2fr}
.srv-row-2{grid-template-columns:1fr 1fr 1fr}
.srv-row-3{grid-template-columns:2fr 3fr}

/* 单张服务卡 */
.sc{position:relative;overflow:hidden;cursor:default;display:flex;flex-direction:column;background:var(--off);transition:.45s}
.sc:hover{z-index:10}
/* 图片区 */
.sc-img{flex-shrink:0;position:relative;overflow:hidden}
/* 各行高度控制 */
.srv-row-1 .sc .sc-img{height:300px}
.srv-row-2 .sc .sc-img{height:240px}
.srv-row-3 .sc .sc-img{height:280px}
/* 悬停：图放大 */
.sc:hover .sc-img-inner{transform:scale(1.04)}
.sc-img-inner{position:absolute;inset:0;transition:transform .5s ease;display:flex;align-items:center;justify-content:center}
/* 底部渐变蒙版 */
.sc-img::after{content:'';position:absolute;inset:0;background:linear-gradient(to bottom,transparent 40%,rgba(0,0,0,.08) 100%);pointer-events:none}
/* 卡片序号 — 左上角 */
.sc-num{position:absolute;top:20px;left:24px;font-family:'Fraunces',serif;font-size:13px;font-weight:700;letter-spacing:.08em;padding:4px 10px;border-radius:100px;z-index:2;backdrop-filter:blur(6px)}
/* 内容区 */
.sc-body{padding:32px 32px 36px;flex:1;display:flex;flex-direction:column;background:#fff;border-top:none;transition:.3s}
.sc:hover .sc-body{background:var(--off)}
.sc-cat{font-size:10px;font-weight:700;letter-spacing:.2em;color:var(--gray);margin-bottom:10px}
.sc-body h3{font-family:'Fraunces',serif;font-size:clamp(20px,2vw,26px);font-weight:900;letter-spacing:-.03em;line-height:1.2;margin-bottom:12px;color:var(--ink)}
.sc-body .sum{font-size:13.5px;color:var(--gray);line-height:1.85;flex:1}
.sc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}
.sc-tags span{padding:4px 12px;background:var(--sand);border-radius:100px;font-size:11px;color:var(--ink2);font-weight:500;transition:.3s}
.sc:hover .sc-tags span{background:var(--ink);color:#fff}
.sc-cta{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:13px;font-weight:700;text-decoration:none;transition:.3s;letter-spacing:.01em}
.sc-cta .arrow{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;transition:.3s;flex-shrink:0}
.sc:hover .sc-cta .arrow{transform:translateX(4px)}

/* ── 各卡配色 ── */
/* 1 Python */
.sc-1 .sc-img-inner{background:#0D1117}
.sc-1 .sc-num{background:rgba(255,72,0,.15);color:var(--o)}
.sc-1 .sc-cta{color:var(--o)}.sc-1 .sc-cta .arrow{background:rgba(255,72,0,.1);color:var(--o)}
/* 2 Cloud */
.sc-2 .sc-img-inner{background:#EEF3FF}
.sc-2 .sc-num{background:rgba(36,72,255,.1);color:var(--b)}
.sc-2 .sc-cta{color:var(--b)}.sc-2 .sc-cta .arrow{background:rgba(36,72,255,.1);color:var(--b)}
/* 3 Data */
.sc-3 .sc-img-inner{background:#FFF8EE}
.sc-3 .sc-num{background:rgba(255,183,0,.15);color:#c87800}
.sc-3 .sc-cta{color:#c87800}.sc-3 .sc-cta .arrow{background:rgba(255,183,0,.12);color:#c87800}
/* 4 AI */
.sc-4 .sc-img-inner{background:#100C1E}
.sc-4 .sc-num{background:rgba(139,46,255,.2);color:#b060ff}
.sc-4 .sc-cta{color:var(--v)}.sc-4 .sc-cta .arrow{background:rgba(139,46,255,.1);color:var(--v)}
/* 5 Ops */
.sc-5 .sc-img-inner{background:#061A14}
.sc-5 .sc-num{background:rgba(0,201,138,.15);color:var(--t)}
.sc-5 .sc-cta{color:var(--t)}.sc-5 .sc-cta .arrow{background:rgba(0,201,138,.1);color:var(--t)}
/* 6 Train */
.sc-6 .sc-img-inner{background:#1A0C0C}
.sc-6 .sc-num{background:rgba(255,45,85,.15);color:var(--r)}
.sc-6 .sc-cta{color:var(--r)}.sc-6 .sc-cta .arrow{background:rgba(255,45,85,.1);color:var(--r)}

/* ━━ SVG 插画通用 ━━ */
.art{position:relative;z-index:1;width:100%;height:100%;display:flex;align-items:center;justify-content:center}

/* 1: Python — 终端 + 数据流 */
.art-py{display:flex;flex-direction:column;gap:0;align-items:flex-start;padding:32px}
.term{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:12px;overflow:hidden;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.term-bar{background:rgba(255,255,255,.06);padding:10px 14px;display:flex;align-items:center;gap:6px}
.tb-d{width:10px;height:10px;border-radius:50%}
.tbd-r{background:#FF5F57}.tbd-y{background:#FEBC2E}.tbd-g{background:#28C840}
.term-title{margin:0 auto;font-family:'JetBrains Mono',monospace;font-size:10px;color:rgba(255,255,255,.25)}
.term-body{padding:18px 20px;font-family:'JetBrains Mono',monospace;font-size:11.5px;line-height:2;color:rgba(255,255,255,.5)}
.ky{color:#FF8040}.fn{color:#7EB8FF}.st{color:#7EDFA0}.cm{color:rgba(255,255,255,.25)}.vr{color:#FFD580}
/* 浮动数据流标签 */
.py-chip{position:absolute;background:rgba(255,72,0,.15);border:1px solid rgba(255,72,0,.3);border-radius:8px;padding:6px 12px;font-family:'JetBrains Mono',monospace;font-size:10px;color:rgba(255,140,80,1);font-weight:500;animation:float 3s ease-in-out infinite}
.pyc1{bottom:28px;right:24px;animation-delay:0s}
.pyc2{top:24px;right:16px;animation-delay:.6s}

/* 2: Cloud — 架构图 */
.art-cloud{position:relative;width:100%;height:100%}
.cl-node{position:absolute;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;font-size:11px;font-weight:600;padding:12px 16px;animation:float 3.5s ease-in-out infinite;transition:.3s}
.cln-1{background:#fff;border:1.5px solid #c5d4ff;color:var(--b);top:30px;left:50%;transform:translateX(-50%);width:110px;box-shadow:0 6px 20px rgba(36,72,255,.12)}
.cln-2{background:#fff;border:1.5px solid #c5d4ff;color:var(--b);bottom:40px;left:30px;width:100px;animation-delay:.4s;box-shadow:0 6px 16px rgba(36,72,255,.1)}
.cln-3{background:#fff;border:1.5px solid #d0f5e8;color:#1a8a5a;bottom:40px;right:30px;width:100px;animation-delay:.8s;box-shadow:0 6px 16px rgba(0,201,138,.1)}
.cln-4{background:#fff;border:1.5px solid #ffe8d0;color:#c87800;top:50%;transform:translateY(-50%);right:20px;width:90px;animation-delay:1.2s;box-shadow:0 6px 16px rgba(255,183,0,.1)}
.cl-icon{font-size:18px;line-height:1}
/* SVG连线 */
.cl-lines{position:absolute;inset:0;pointer-events:none}

/* 3: Data — 折线+柱图 Dashboard */
.art-data{padding:24px 28px;width:100%;display:flex;flex-direction:column;gap:16px}
.dd-nums{display:flex;gap:20px}
.dd-kpi{background:#fff;border-radius:10px;padding:12px 16px;flex:1;border:1px solid var(--sand);box-shadow:0 2px 8px rgba(0,0,0,.04)}
.dd-kpi-v{font-family:'Fraunces',serif;font-size:22px;font-weight:900;color:var(--ink);line-height:1}
.dd-kpi-l{font-size:10px;color:var(--gray);margin-top:3px;font-weight:500}
.dd-kpi-d{font-size:10px;font-weight:700;margin-top:2px;color:var(--t)}
/* 折线图SVG */
.dd-chart-wrap{background:#fff;border-radius:12px;border:1px solid var(--sand);padding:14px 16px;flex:1;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.dd-chart-lbl{font-size:10px;font-weight:600;color:var(--gray);margin-bottom:8px;letter-spacing:.08em}
/* 柱图 */
.dd-bars{display:flex;align-items:flex-end;gap:6px;height:70px}
.db{border-radius:4px 4px 0 0;animation:up 1.2s cubic-bezier(.34,1.56,.64,1) forwards;transform:scaleY(0);transform-origin:bottom;flex:1}
.db:nth-child(1){height:40%;background:#ffe5cc;animation-delay:.1s}
.db:nth-child(2){height:65%;background:#ffc999;animation-delay:.2s}
.db:nth-child(3){height:50%;background:#ffb077;animation-delay:.3s}
.db:nth-child(4){height:88%;background:linear-gradient(to top,var(--o),#ff9060);box-shadow:0 4px 14px rgba(255,72,0,.3);animation-delay:.4s}
.db:nth-child(5){height:70%;background:#ffc080;animation-delay:.5s}
.db:nth-child(6){height:45%;background:#ffd4a8;animation-delay:.6s}
.db:nth-child(7){height:55%;background:#ffbf88;animation-delay:.7s}
@keyframes up{to{transform:scaleY(1)}}

/* 4: AI — 聊天界面 */
.art-ai{padding:24px 28px;display:flex;flex-direction:column;gap:10px;width:100%;max-width:400px}
.chat-bubble{border-radius:14px;padding:11px 15px;font-size:12px;line-height:1.6;animation:fade-in .5s ease forwards;opacity:0}
@keyframes fade-in{to{opacity:1}}
.cb-user{background:rgba(139,46,255,.15);border:1px solid rgba(139,46,255,.2);color:#c080ff;align-self:flex-end;max-width:80%;animation-delay:.2s;border-bottom-right-radius:4px}
.cb-ai{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.8);align-self:flex-start;max-width:90%;animation-delay:.6s;border-bottom-left-radius:4px}
.cb-ai2{animation-delay:1s}
/* AI光晕 */
.ai-glow{position:absolute;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(139,46,255,.18) 0%,transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);animation:pulse 2.5s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:translate(-50%,-50%) scale(1)}50%{transform:translate(-50%,-50%) scale(1.15)}}
/* 神经网 */
.ai-net{position:absolute;inset:0;pointer-events:none}

/* 5: Ops — 监控面板 */
.art-ops{padding:20px 24px;width:100%;display:flex;flex-direction:column;gap:10px}
.ops-header{display:flex;align-items:center;gap:8px;margin-bottom:2px}
.ops-status{width:7px;height:7px;background:var(--t);border-radius:50%;box-shadow:0 0 0 3px rgba(0,201,138,.2);animation:breathe 1.2s ease-in-out infinite}
.ops-title{font-family:'JetBrains Mono',monospace;font-size:11px;color:rgba(255,255,255,.6);font-weight:500;letter-spacing:.05em}
/* 指标行 */
.ops-metric{display:flex;align-items:center;gap:10px}
.om-label{font-family:'JetBrains Mono',monospace;font-size:10px;color:rgba(255,255,255,.35);width:44px;flex-shrink:0}
.om-bar{flex:1;height:5px;background:rgba(255,255,255,.07);border-radius:3px;overflow:hidden}
.om-fill{height:100%;border-radius:3px;animation:fill-bar 1.6s ease forwards;transform:scaleX(0);transform-origin:left}
@keyframes fill-bar{to{transform:scaleX(1)}}
.om-val{font-family:'JetBrains Mono',monospace;font-size:10px;width:32px;text-align:right;flex-shrink:0}
/* 波形 */
.ops-wave{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.07);border-radius:8px;padding:10px 12px}
.ops-wave-lbl{font-family:'JetBrains Mono',monospace;font-size:9px;color:rgba(255,255,255,.25);margin-bottom:6px;letter-spacing:.08em}

/* 6: Train — 进度卡 */
.art-train{padding:28px 32px;width:100%;display:flex;flex-direction:column;gap:14px}
.tr-path-title{font-size:10px;font-weight:700;letter-spacing:.18em;color:rgba(255,150,150,.5);margin-bottom:2px}
.tr-row{display:flex;align-items:center;gap:12px}
.tr-icon{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.tri-1{background:rgba(255,72,0,.15)}
.tri-2{background:rgba(36,72,255,.15)}
.tri-3{background:rgba(0,201,138,.15)}
.tri-4{background:rgba(255,183,0,.15)}
.tr-info{flex:1}
.tr-name{font-size:12px;font-weight:600;color:rgba(255,255,255,.8);margin-bottom:4px}
.tr-bar{height:4px;background:rgba(255,255,255,.07);border-radius:2px;overflow:hidden}
.tr-fill{height:100%;border-radius:2px;animation:fill-bar 1.5s ease forwards;transform:scaleX(0);transform-origin:left}
.tr-pct{font-family:'JetBrains Mono',monospace;font-size:10px;color:rgba(255,255,255,.35);flex-shrink:0;width:28px;text-align:right}

/* ━━━━━━ REVIEWS ━━━━━━ */
#reviews{background:var(--off);padding:100px 0}
.rv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:860px){.rv-grid{grid-template-columns:1fr}}
.rv{background:#fff;border-radius:20px;padding:36px 32px;position:relative;overflow:hidden;transition:.4s}
.rv:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.08)}
.rv-bar{position:absolute;top:0;left:0;right:0;height:4px}
.rv-b1{background:linear-gradient(90deg,var(--o),#ff9060)}
.rv-b2{background:linear-gradient(90deg,var(--b),#82b4ff)}
.rv-b3{background:linear-gradient(90deg,var(--t),#7fffd4)}
.rv-stars{display:flex;gap:2px;margin-bottom:18px}
.rv-stars span{color:var(--am);font-size:14px}
.rv-text{font-size:14px;line-height:1.95;color:var(--ink2);margin-bottom:24px;font-style:italic}
.rv-foot{display:flex;align-items:center;gap:12px}
.rv-av{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Fraunces',serif;font-size:18px;color:#fff;flex-shrink:0}
.rva1{background:linear-gradient(135deg,var(--o),var(--am))}
.rva2{background:linear-gradient(135deg,var(--b),#82b4ff)}
.rva3{background:linear-gradient(135deg,var(--t),#00ffcc)}
.rv-name{font-size:14px;font-weight:700;color:var(--ink);display:block;margin-bottom:1px}
.rv-role{font-size:12px;color:var(--gray)}

/* ━━━━━━ PARTNERS ━━━━━━ */
#partners{background:#fff;padding:72px 0;overflow:hidden;position:relative}
#partners::before,#partners::after{content:'';position:absolute;top:0;bottom:0;width:180px;z-index:2;pointer-events:none}
#partners::before{left:0;background:linear-gradient(90deg,#fff,transparent)}
#partners::after{right:0;background:linear-gradient(-90deg,#fff,transparent)}
.pt-label{text-align:center;font-size:11px;letter-spacing:.22em;font-weight:700;color:var(--gray);margin-bottom:36px}
.pt-track{display:flex;gap:20px;animation:marquee 20s linear infinite;width:max-content}
.pt-track:hover{animation-play-state:paused}
.ptl{height:54px;min-width:148px;border:1.5px solid var(--sand);border-radius:10px;display:flex;align-items:center;justify-content:center;padding:0 24px;flex-shrink:0;transition:.3s}
.ptl:hover{border-color:var(--o);background:rgba(255,72,0,.03)}
.ptl span{font-family:'Fraunces',serif;font-size:14px;font-weight:700;color:var(--gray);letter-spacing:.04em;white-space:nowrap;transition:.3s}
.ptl:hover span{color:var(--o)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ━━━━━━ NEWS ━━━━━━ */
#news{background:var(--off);padding:100px 0}
.news-hd{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:52px}
.news-hd h2{font-family:'Fraunces',serif;font-size:clamp(28px,4vw,48px);font-weight:900;letter-spacing:-.04em;line-height:1.05}
.news-hd h2 em{font-style:italic;color:var(--o)}
.news-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--ink);text-decoration:none;transition:.2s}
.news-more:hover{color:var(--o);gap:10px}
.news-g{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:3px}
@media(max-width:900px){.news-g{grid-template-columns:1fr}}
/* 主新闻 */
.nm{background:#fff;overflow:hidden;transition:.35s;text-decoration:none;color:inherit;display:flex;flex-direction:column}
.nm:hover{transform:translateY(-4px);box-shadow:0 20px 60px rgba(0,0,0,.1)}
.nm-thumb{height:220px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}
.nm-thumb-1{background:linear-gradient(135deg,#EEF2FF,#DAE4FF)}
.nm-thumb-2{background:linear-gradient(135deg,#F0FFF8,#C8F5DF)}
.nm-thumb-3{background:linear-gradient(135deg,#FFF8EE,#FFE9C0)}
.nm-emoji{font-size:52px;position:relative;z-index:1}
.nm-badge{position:absolute;top:16px;left:16px;padding:4px 12px;border-radius:100px;font-size:10px;font-weight:700;letter-spacing:.1em}
.nb-o{background:rgba(255,72,0,.12);color:var(--o);border:1px solid rgba(255,72,0,.2)}
.nb-b{background:rgba(36,72,255,.1);color:var(--b);border:1px solid rgba(36,72,255,.18)}
.nb-t{background:rgba(0,201,138,.1);color:#1a8a5a;border:1px solid rgba(0,201,138,.2)}
.nm-body{padding:24px 26px 28px;flex:1;display:flex;flex-direction:column}
.nm-body h3{font-family:'Fraunces',serif;font-size:19px;font-weight:700;letter-spacing:-.02em;line-height:1.35;margin-bottom:10px;flex:1}
.nm-body p{font-size:13px;color:var(--gray);line-height:1.75}
.nm-meta{display:flex;gap:12px;margin-top:14px;font-size:11px;color:var(--gray);font-weight:500}

/* ━━━━━━ ABOUT ━━━━━━ */
#about{background:var(--ink);color:#fff;padding:100px 0;overflow:hidden;position:relative}
#about::before{content:'HEWUTECH';position:absolute;bottom:-60px;right:-40px;font-family:'Fraunces',serif;font-size:200px;font-weight:900;color:rgba(255,255,255,.025);line-height:1;pointer-events:none;letter-spacing:-.05em}
.about-g{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}
@media(max-width:860px){.about-g{grid-template-columns:1fr}}
.ab-eye{font-size:11px;letter-spacing:.22em;font-weight:700;color:var(--o);margin-bottom:18px;display:flex;align-items:center;gap:8px}
.ab-eye::before{content:'';width:22px;height:2px;background:var(--o)}
.ab-l h2{font-family:'Fraunces',serif;font-size:clamp(30px,4vw,50px);font-weight:900;letter-spacing:-.04em;line-height:1.1;margin-bottom:22px}
.ab-l h2 em{font-style:italic;color:var(--o)}
.ab-l p{font-size:14.5px;color:rgba(0,0,0,.5);line-height:2;margin-bottom:14px;max-width:460px}
.ab-nums{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:36px 0 40px}
.abn{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:22px 24px;transition:.3s}
.abn:hover{background:rgba(255,72,0,.08);border-color:rgba(255,72,0,.25)}
.abn strong{display:block;font-family:'Fraunces',serif;font-size:36px;font-weight:900;color:var(--o);line-height:1;margin-bottom:6px}
.abn span{font-size:12px;color:rgba(0,0,0,.4)}
.btn-o{display:inline-flex;align-items:center;gap:10px;padding:14px 30px;background:var(--o);color:#fff;border-radius:100px;font-size:14px;font-weight:700;text-decoration:none;transition:.3s}
.btn-o:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(255,72,0,.4)}
/* 右侧能力栈 */
.ab-stack{display:flex;flex-direction:column;gap:12px}
.ab-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.07);border-radius:14px;padding:16px 20px;display:flex;align-items:center;gap:16px;transition:.4s}
.ab-item:hover{background:rgba(255,72,0,.08);border-color:rgba(255,72,0,.2);transform:translateX(8px)}
.ab-ico{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.abi1{background:rgba(255,72,0,.15)}
.abi2{background:rgba(36,72,255,.18)}
.abi3{background:rgba(255,183,0,.15)}
.abi4{background:rgba(0,201,138,.15)}
.abi5{background:rgba(139,46,255,.18)}
.ab-info strong{font-size:14px;font-weight:700;color:#000;display:block;margin-bottom:3px}
.ab-info span{font-size:12px;color:rgba(0,0,0,.38)}
.ab-prog{margin-left:auto;flex-shrink:0;text-align:right}
.ab-prog-bar{width:72px;height:3px;background:rgba(255,255,255,.07);border-radius:100px;overflow:hidden;margin-bottom:4px}
.ab-prog-fill{height:100%;border-radius:100px;background:var(--o);animation:fill-bar 1.5s ease forwards;transform:scaleX(0);transform-origin:left}
.ab-prog-val{font-family:'JetBrains Mono',monospace;font-size:10px;color:rgba(255,255,255,.3)}

/* ━━━━━━ FOOTER ━━━━━━ */
#footer{background:#09080A;color:#fff;padding:80px 0 32px;border-top:1px solid rgba(255,255,255,.05)}
.ft-g{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:52px;margin-bottom:60px}
@media(max-width:960px){.ft-g{grid-template-columns:1fr 1fr}}
.ft-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;margin-bottom:14px}
.ft-brand p{font-size:13px;color:rgba(255,255,255,.35);line-height:1.9;max-width:230px;margin-bottom:24px}
.ft-soc{display:flex;gap:8px}
.ft-s{width:36px;height:36px;border-radius:8px;border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer;transition:.3s;text-decoration:none;color:rgba(255,255,255,.35)}
.ft-s:hover{border-color:var(--o);color:var(--o);background:rgba(255,72,0,.08)}
.ft-col h4{font-family:'Fraunces',serif;font-size:17px;font-weight:700;color:#fff;margin-bottom:22px;letter-spacing:-.01em}
.ft-col ul{list-style:none}
.ft-col li{margin-bottom:12px}
.ft-col a{color:rgba(255,255,255,.38);text-decoration:none;font-size:13px;transition:.25s;display:inline-block}
.ft-col a:hover{color:#fff;transform:translateX(4px)}
.ft-contact li{display:flex;gap:10px;margin-bottom:14px;color:rgba(255,255,255,.38);font-size:13px;align-items:flex-start;list-style:none}
.ftico{opacity:.4;flex-shrink:0;margin-top:1px}
.ft-bot{border-top:1px solid rgba(255,255,255,.06);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.ft-bot p,.ft-bot a{font-size:12px;color:rgba(255,255,255,.25);text-decoration:none;transition:.2s}
.ft-bot a:hover{color:var(--o)}
.ft-icp{display:flex;gap:20px}

/* 回顶 */
#topbtn{position:fixed;bottom:32px;right:32px;width:44px;height:44px;border-radius:50%;background:var(--o);color:#fff;font-size:18px;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:99;opacity:0;transform:scale(.5);transition:.3s;box-shadow:0 8px 24px rgba(255,72,0,.4)}
#topbtn.show{opacity:1;transform:scale(1)}
#topbtn:hover{transform:scale(1.1);box-shadow:0 12px 32px rgba(255,72,0,.55)}