/* ============ 策芒科技官网 共享样式 ============ */
:root{
  --bg:#05070f; --bg2:#0a0f1e; --card:rgba(255,255,255,.04);
  --line:rgba(255,255,255,.09); --txt:#e8edf7; --muted:#8b96ad;
  --cyan:#00e5ff; --violet:#7c4dff; --pink:#ff4d9d; --amber:#ffb300; --green:#3ddc84;
  --grad:linear-gradient(120deg,#00e5ff,#7c4dff 55%,#ff4d9d);
  --radius:18px; --font:'Segoe UI','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--txt);font-family:var(--font);line-height:1.7;overflow-x:hidden}
::selection{background:rgba(0,229,255,.35)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1200px,92%);margin:0 auto}

/* ---------- 背景 ---------- */
#fx{position:fixed;inset:0;z-index:0;pointer-events:none}
.aurora{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.aurora span{position:absolute;border-radius:50%;filter:blur(120px);opacity:.35;animation:drift 22s ease-in-out infinite alternate}
.aurora .b1{width:560px;height:560px;background:#0e4d64;top:-160px;left:-120px}
.aurora .b2{width:520px;height:520px;background:#2c1a6e;top:10%;right:-160px;animation-delay:-7s}
.aurora .b3{width:460px;height:460px;background:#5c1440;bottom:-180px;left:30%;animation-delay:-13s}
@keyframes drift{to{transform:translate(80px,60px) scale(1.15)}}
.grid-bg{position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 70% 55% at 50% 0%,#000 40%,transparent 100%);
          mask-image:radial-gradient(ellipse 70% 55% at 50% 0%,#000 40%,transparent 100%)}
main,header,footer{position:relative;z-index:2}

/* ---------- 导航 ---------- */
.navbar{position:fixed;top:0;left:0;right:0;z-index:50;transition:.35s;border-bottom:1px solid transparent}
.navbar.scrolled{background:rgba(5,7,15,.82);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.5px}
.logo img{width:36px;height:36px;border-radius:9px;box-shadow:0 0 18px rgba(0,229,255,.3)}
.nav-links{display:flex;gap:24px;margin-left:auto;font-size:14.5px;color:var(--muted)}
.nav-links a{position:relative;padding:6px 0;transition:color .25s}
.nav-links a:hover,.nav-links a.active{color:var(--txt)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--grad);transition:.3s;border-radius:2px}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 24px;border-radius:999px;font-size:14.5px;font-weight:600;cursor:pointer;border:none;transition:.3s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 24px rgba(124,77,255,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 34px rgba(0,229,255,.45)}
.btn-ghost{border:1px solid var(--line);color:var(--txt);background:transparent}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 18px rgba(0,229,255,.25)}
.btn-sm{padding:8px 18px;font-size:13.5px}

/* ---------- Hero ---------- */
.hero{min-height:100vh;display:flex;align-items:center;padding:130px 0 90px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.tag-pill{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border:1px solid var(--line);border-radius:999px;background:var(--card);font-size:13px;color:var(--muted);margin-bottom:26px}
.tag-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:pulse 1.8s infinite}
@keyframes pulse{50%{opacity:.35}}
h1.hero-title{font-size:clamp(32px,4.4vw,54px);line-height:1.22;font-weight:800;letter-spacing:.5px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin:22px 0 34px;color:var(--muted);font-size:17px;max-width:560px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.type-line{margin-top:34px;font-family:Consolas,monospace;font-size:15px;color:var(--cyan)}
.type-line .cursor{display:inline-block;width:9px;height:18px;background:var(--cyan);vertical-align:-3px;animation:blink 1s steps(1) infinite;margin-left:3px}
@keyframes blink{50%{opacity:0}}

/* ---------- 截图窗口框 ---------- */
.shot-wrap{background:rgba(8,12,24,.85);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 60px rgba(124,77,255,.14);transition:.5s}
.shot-wrap:hover{transform:translateY(-6px) scale(1.01);box-shadow:0 40px 90px rgba(0,0,0,.6),0 0 80px rgba(0,229,255,.16)}
.shot-bar{display:flex;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.03);align-items:center}
.shot-bar i{width:11px;height:11px;border-radius:50%}
.shot-bar i:nth-child(1){background:#ff5f57}.shot-bar i:nth-child(2){background:#febc2e}.shot-bar i:nth-child(3){background:#28c840}
.shot-bar em{font-style:normal;font-size:12px;color:var(--muted);margin-left:10px;font-family:Consolas,monospace}
.shot-wrap .shot{margin:0!important;border-radius:0!important;border-bottom:none!important}

/* 悬浮产品截图（通用卡片内） */
.shot{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-top:22px;box-shadow:0 18px 50px rgba(0,0,0,.5)}

/* ---------- 通用 section ---------- */
section{padding:100px 0}
.sec-head{text-align:center;max-width:780px;margin:0 auto 60px}
.sec-tag{display:inline-block;font-size:12.5px;letter-spacing:3px;color:var(--cyan);text-transform:uppercase;margin-bottom:14px;font-weight:700}
.sec-title{font-size:clamp(26px,3.2vw,40px);font-weight:800;line-height:1.3}
.sec-desc{color:var(--muted);margin-top:16px;font-size:16px}
.alt{background:rgba(255,255,255,.02);border-block:1px solid var(--line)}

/* 卡片 */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px;position:relative;overflow:hidden;transition:.4s}
.card::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(600px circle at var(--mx,50%) var(--my,50%),rgba(0,229,255,.09),transparent 45%);opacity:0;transition:opacity .4s}
.card:hover{transform:translateY(-6px);border-color:rgba(0,229,255,.4);box-shadow:0 20px 50px rgba(0,0,0,.45),0 0 40px rgba(0,229,255,.08)}
.card:hover::before{opacity:1}
.card h3{font-size:20px;margin-bottom:12px}
.card p{color:var(--muted);font-size:14.5px}
.ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;font-size:26px;margin-bottom:20px;background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.25);box-shadow:0 0 24px rgba(0,229,255,.15)}
.ico.v{background:rgba(124,77,255,.1);border-color:rgba(124,77,255,.35);box-shadow:0 0 24px rgba(124,77,255,.2)}
.ico.p{background:rgba(255,77,157,.1);border-color:rgba(255,77,157,.35);box-shadow:0 0 24px rgba(255,77,157,.2)}
.ico.a{background:rgba(255,179,0,.1);border-color:rgba(255,179,0,.35);box-shadow:0 0 24px rgba(255,179,0,.2)}

/* 滚动入场 */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.12s}.reveal[data-d="2"]{transition-delay:.24s}
.reveal[data-d="3"]{transition-delay:.36s}.reveal[data-d="4"]{transition-delay:.48s}
@media(prefers-reduced-motion:reduce){.reveal{transition:none;opacity:1;transform:none}}

/* 数据条 */
.stats{border-block:1px solid var(--line);background:rgba(255,255,255,.02);padding:56px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat b{font-size:clamp(28px,3.4vw,44px);font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;color:var(--muted);font-size:14px;margin-top:6px}

/* ---------- 首页三大板块卡片（图文） ---------- */
.biz{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.unit-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.45s;cursor:pointer;display:flex;flex-direction:column}
.unit-card:hover{transform:translateY(-8px);border-color:rgba(0,229,255,.45);box-shadow:0 26px 60px rgba(0,0,0,.5),0 0 50px rgba(0,229,255,.1)}
.unit-visual{height:200px;position:relative;overflow:hidden;display:grid;place-items:center;border-bottom:1px solid var(--line)}
.unit-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:.6s}
.unit-card:hover .unit-visual img{transform:scale(1.06)}
.unit-visual .u-glow{position:absolute;inset:0;background:radial-gradient(60% 90% at 50% 110%,rgba(0,229,255,.22),transparent 70%)}
.unit-body{padding:28px;display:flex;flex-direction:column;flex:1}
.unit-num{font-size:13px;letter-spacing:3px;color:var(--cyan);font-weight:700;margin-bottom:10px}
.unit-body h3{font-size:21px;margin-bottom:10px}
.unit-body p{color:var(--muted);font-size:14.5px;flex:1}
.chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.chip{font-size:12.5px;padding:5px 13px;border-radius:999px;border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.03)}
.chip.hot{border-color:rgba(0,229,255,.4);color:var(--cyan)}
.unit-link{margin-top:20px;font-size:14px;font-weight:700;color:var(--cyan);display:inline-flex;gap:6px;align-items:center}
.unit-card:hover .unit-link{gap:12px}
.unit-link{transition:.3s}

/* 首页板块视觉（无截图时用 CSS 马克杯） */
.mock-mini{width:78%;background:rgba(10,14,28,.92);border:1px solid var(--line);border-radius:12px 12px 0 0;padding:12px;font-family:Consolas,monospace;font-size:11px;line-height:1.9;color:var(--muted);position:relative;box-shadow:0 20px 50px rgba(0,0,0,.55);transition:.6s}
.unit-card:hover .mock-mini{transform:translateY(-8px)}
.mock-mini b{color:var(--txt)}
.mock-mini .c{color:var(--cyan)}.mock-mini .g{color:var(--green)}.mock-mini .v{color:#b39dff}
.bubble{max-width:82%;padding:8px 12px;border-radius:12px;font-size:11.5px;line-height:1.5;margin-bottom:8px}
.bubble.user{background:linear-gradient(120deg,#155e75,#155e7588);margin-left:auto;border-bottom-right-radius:3px}
.bubble.bot{background:rgba(124,77,255,.18);border:1px solid rgba(124,77,255,.3);border-bottom-left-radius:3px}
.bubble .file{display:inline-flex;gap:6px;align-items:center;margin-top:6px;padding:4px 9px;border-radius:7px;background:rgba(61,220,132,.12);border:1px solid rgba(61,220,132,.35);color:var(--green);font-size:10.5px;font-weight:600}
.gauge{width:110px;height:110px}
.gauge circle{fill:none;stroke-width:9;stroke-linecap:round}
.gauge .bg{stroke:rgba(255,255,255,.08)}
.gauge .fg{stroke:url(#gaugeGrad);stroke-dasharray:264;stroke-dashoffset:66;filter:drop-shadow(0 0 8px rgba(0,229,255,.6))}
.gauge text{fill:var(--txt);font-size:20px;font-weight:800;text-anchor:middle}
.gauge .sub{fill:var(--muted);font-size:9px;font-weight:400}

/* ---------- 特性网格 ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feat{padding:26px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025);transition:.35s}
.feat:hover{border-color:rgba(124,77,255,.5);transform:translateY(-4px)}
.feat .fi{font-size:24px;margin-bottom:12px;display:block}
.feat b{display:block;font-size:15.5px;margin-bottom:8px}
.feat span{color:var(--muted);font-size:13.5px}

/* 双列板块详情 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.rev .split-visual{order:-1}
.split-visual{position:relative}
.split h3{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.split p{color:var(--muted);margin-bottom:18px}
.tick{list-style:none;margin:22px 0}
.tick li{padding:7px 0 7px 30px;position:relative;color:#c6cfdf;font-size:15px}
.tick li::before{content:"✓";position:absolute;left:0;top:7px;width:20px;height:20px;border-radius:6px;background:rgba(61,220,132,.12);border:1px solid rgba(61,220,132,.4);color:var(--green);font-size:12px;display:grid;place-items:center}

/* 双版本对比 */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.duo .card{border-top:3px solid var(--cyan)}
.duo .card.v{border-top-color:var(--violet)}
.price-tag{font-size:30px;font-weight:800;margin:14px 0 2px}
.price-tag small{font-size:13px;color:var(--muted);font-weight:400}

/* ---------- 流程/管线图 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.flow .step{position:relative;padding:30px 26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
.flow .step::before{counter-increment:step;content:"0" counter(step);font-size:34px;font-weight:800;color:transparent;-webkit-text-stroke:1.4px rgba(0,229,255,.55)}
.flow .step b{display:block;margin:14px 0 8px;font-size:17px}
.flow .step span{color:var(--muted);font-size:13.5px}
.flow .step::after{content:"→";position:absolute;right:-18px;top:50%;transform:translateY(-50%);color:var(--cyan);font-size:20px;opacity:.6}
.flow .step:last-child::after{display:none}
.pipeline{width:100%;height:auto;display:block}

/* ---------- 跑马灯 ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line);padding:26px 0;background:rgba(255,255,255,.02);-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;gap:18px;width:max-content;animation:scroll 30s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes scroll{to{transform:translateX(-50%)}}
.mchip{padding:10px 26px;border:1px solid var(--line);border-radius:999px;font-weight:600;font-size:15px;color:var(--muted);background:var(--card);white-space:nowrap}
.mchip:hover{color:var(--cyan);border-color:var(--cyan)}

/* ---------- 价格 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.price-card{text-align:left}
.price-card .pop{position:absolute;top:18px;right:18px;font-size:11.5px;padding:4px 12px;border-radius:999px;background:var(--grad);font-weight:700}
.price-list{list-style:none;margin:18px 0 24px}
.price-list li{padding:6px 0 6px 28px;position:relative;color:#c6cfdf;font-size:14px}
.price-list li::before{content:"✓";position:absolute;left:0;color:var(--cyan);font-weight:700}

/* ---------- CTA / 联系 ---------- */
.cta{position:relative;text-align:center;padding:110px 0;border-block:1px solid var(--line);background:linear-gradient(180deg,rgba(124,77,255,.08),rgba(0,229,255,.05))}
.cta h2{font-size:clamp(28px,3.6vw,44px);font-weight:800}
.cta p{color:var(--muted);margin:18px auto 36px;max-width:560px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:stretch;text-align:left}
.contact-info .row{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px;text-align:left}
.contact-info .row>div{flex:1}
.contact-info .row .ico{width:44px;height:44px;font-size:20px;margin:0}
.contact-info b{display:block;font-size:15px}
.contact-info span{color:var(--muted);font-size:14px}
form.cform{display:grid;gap:14px;text-align:left}
.cform input,.cform textarea,.cform select{width:100%;padding:13px 16px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--txt);font-size:14.5px;font-family:inherit;outline:none;transition:.3s}
.cform input:focus,.cform textarea:focus,.cform select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,229,255,.12)}
.cform textarea{min-height:110px;resize:vertical}

/* footer */
footer{border-top:1px solid var(--line);padding:50px 0 34px;color:var(--muted);font-size:13.5px}
.foot-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:30px}
.foot-grid h4{color:var(--txt);font-size:15px;margin-bottom:14px}
.foot-grid a{display:block;margin-bottom:9px;transition:.25s}
.foot-grid a:hover{color:var(--cyan)}
.foot-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* 响应式 */
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:9px 11px;color:var(--txt);font-size:18px;cursor:pointer;margin-left:auto}
@media(max-width:1020px){
  .hero-grid,.split,.duo,.contact-grid{grid-template-columns:1fr}
  .split.rev .split-visual{order:0}
  .biz,.price-grid{grid-template-columns:1fr}
  .feat-grid,.flow{grid-template-columns:repeat(2,1fr)}
  .flow .step::after{display:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .nav-links,.nav-actions{display:none}
  .menu-toggle{display:block}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:72px;left:0;right:0;background:rgba(5,7,15,.97);padding:24px 6%;border-bottom:1px solid var(--line)}
}
@media(max-width:600px){.feat-grid,.flow{grid-template-columns:1fr}}