/* ============================================================
   金河田制造 GOLDEN FIELD —— PC · HOME · LIFE
   设计系统 V4（国际极简 · 黑白灰）
   2026-09-22 依大疆官网视觉语言重构：去金色、收圆角阴影、
   字体层级轻盈化、深底元素白化，全站黑白灰 + 品牌红点缀
   ============================================================ */
:root{
  /* 色彩角色：墨黑 / 冷灰 / 白 / 品牌红 */
  --ink:#16181D;
  --ink-2:#4B5563;
  --ink-3:#9CA3AF;
  --line:#E9EAED;
  --line-2:#F1F2F4;
  --bg:#FFFFFF;
  --bg-alt:#F6F7F8;
  --dark:#14161B;
  --dark-2:#1C1F26;
  --red:#D3311F;
  --ok:#15803D;
  --warn:#B45309;
  /* 品牌色：PANTONE 1235 C（点缀用 · 金河田品牌黄） */
  --brand:#FFB81C;
  --brand-deep:#E6A100;
  --brand-soft:#FFF6E0;
  --brand-line:#FFE6B8;
  /* 兼容旧类名：金语义统一为品牌黄 PANTONE 1235 C */
  --gold:#FFB81C;
  --gold-deep:#E6A100;
  --gold-soft:#FFF6E0;
  --gold-line:#FFE6B8;
  --r:10px; --r-sm:6px; --r-lg:14px;
  --sh-sm:0 1px 2px rgba(20,22,29,.05);
  --sh-md:0 6px 20px rgba(20,22,29,.06);
  --sh-lg:0 14px 40px rgba(20,22,29,.10);
  --font:'Inter','SF Pro Display','SF Pro Text',-apple-system,BlinkMacSystemFont,'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:14px}
ul,ol{list-style:none}
::selection{background:#16181D;color:#fff}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
.gold{color:var(--gold)}
.red{color:var(--red)}
.muted{color:var(--ink-3)}
.hide{display:none!important}

/* ---------- 按钮：黑实 / 细描边 / 白实 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 30px;border-radius:4px;font-size:14px;font-weight:500;letter-spacing:.04em;transition:all .18s ease;white-space:nowrap}
.btn-gold{background:var(--ink);color:#fff}
.btn-gold:hover{background:#000}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{background:#000}
.btn-line{border:1px solid var(--line);color:var(--ink);background:#fff}
.btn-line:hover{border-color:var(--ink);color:var(--ink)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:#B22618}
.btn-sm{height:34px;padding:0 16px;font-size:13px;border-radius:4px}
.btn-block{width:100%}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--ink);background:var(--bg-alt)}

/* ---------- 徽章 / 标签：黑底或细描边 ---------- */
.pill{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:3px;font-size:11px;line-height:1.7;font-weight:600;letter-spacing:.04em}
.pill-new{background:var(--ink);color:#fff}
.pill-hot{background:var(--brand);color:var(--ink)}
.pill-credit{background:var(--bg-alt);color:var(--ink);border:1px solid var(--line)}
.pill-tag{background:#fff;color:var(--ink-2);border:1px solid var(--line)}
.pill-ok{background:#ECFDF3;color:var(--ok)}

/* ---------- Toast ---------- */
.toast{position:fixed;left:50%;bottom:44px;transform:translateX(-50%) translateY(20px);background:var(--dark);color:#fff;padding:12px 26px;border-radius:6px;font-size:13px;opacity:0;pointer-events:none;transition:all .25s ease;z-index:999;box-shadow:var(--sh-lg)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:var(--red)}
.toast.ok{background:var(--ink)}

/* ---------- 通用模态框（替代原生 prompt/confirm） ---------- */
.gf-modal-mask{position:fixed;inset:0;background:rgba(10,12,16,.52);backdrop-filter:blur(3px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;animation:maskIn .18s ease}
.gf-modal{background:#fff;border-radius:14px;width:100%;max-width:460px;padding:30px;box-shadow:var(--sh-lg);animation:modalIn .22s cubic-bezier(.4,0,.2,1)}
.gf-modal h3{font-size:17px;font-weight:600;letter-spacing:.5px}
.gf-modal .m-sub{font-size:13px;color:var(--ink-3);margin-top:6px;line-height:1.7}
.gf-modal .m-field{margin-top:4px}
.gf-modal label{display:block;font-size:13px;font-weight:500;margin:14px 0 6px;color:var(--ink)}
.gf-modal input,.gf-modal select,.gf-modal textarea{width:100%;height:42px;border:1px solid var(--line);border-radius:8px;padding:0 12px;font-size:14px;outline:none;background:#fff;transition:border-color .15s,box-shadow .15s;color:var(--ink)}
.gf-modal textarea{height:84px;padding:10px 12px;resize:vertical;line-height:1.6}
.gf-modal input:focus,.gf-modal select:focus,.gf-modal textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,184,28,.14)}
.gf-modal .m-actions{display:flex;gap:10px;margin-top:26px;justify-content:flex-end}
.gf-modal .m-actions .btn{height:42px;padding:0 24px}
.gf-modal .m-actions .btn-gold{background:var(--gold);color:var(--ink);font-weight:600}
.gf-modal .m-actions .btn-gold:hover{background:var(--gold-deep)}
.m-up{display:flex;gap:8px;align-items:center}
.m-up input[type=text]{flex:1}
.m-up .btn{flex:0 0 auto;height:42px;padding:0 18px}
.m-up-preview{width:68px;height:68px;object-fit:contain;border:1px solid var(--line);border-radius:8px;background:#fff;margin-top:10px}
.up-inline{height:30px;padding:0 10px;font-size:12px;border-radius:4px;margin-left:4px}
@keyframes maskIn{from{opacity:0}to{opacity:1}}
@keyframes modalIn{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}

/* header-slot 解包：main-header sticky 以 body 为父容器全页生效 */
#header-slot{display:contents}

/* ---------- 顶部条：白底浅字细边（大疆式） ---------- */
.topbar{background:#fff;color:var(--ink-3);font-size:12px;border-bottom:1px solid var(--line)}
.topbar .container{display:flex;justify-content:flex-end;align-items:center;height:34px}
.topbar a{color:var(--ink-3);transition:color .15s;letter-spacing:.05em}
.topbar a:hover{color:var(--ink)}
.tb-left{display:flex;align-items:center;gap:18px}
.tb-left .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);display:inline-block;margin-right:6px;vertical-align:1px}
.tb-left b{color:var(--ink);font-weight:600;letter-spacing:.02em}
.tb-right{display:flex;gap:28px;align-items:center}
.tb-right a{display:flex;align-items:center;gap:5px}
.tb-right a:hover{color:var(--ink)}
.tb-hot{display:flex;align-items:center;gap:7px;color:var(--ink-2);letter-spacing:.03em}
.tb-hot .ic{stroke:var(--gold-deep)}
.tb-right .sp{color:var(--line)}

/* ---------- 公告条：白底细线 ---------- */
.notice-bar{background:#fff;color:var(--ink-2);font-size:13px;border-bottom:1px solid var(--line);overflow:hidden}
.notice-bar .container{display:flex;align-items:center;gap:12px;height:34px}
.nb-label{font-weight:700;flex:0 0 auto;display:flex;align-items:center;gap:6px;color:var(--ink)}
.nb-marquee{flex:1;overflow:hidden;white-space:nowrap}
.nb-marquee span{margin-right:44px}

/* ---------- 主头部：大疆式单行白底 ---------- */
.main-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.main-header .container{display:flex;align-items:center;gap:22px;height:68px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo>span{display:flex;flex-direction:column;align-items:center}
.logo-mark{width:38px;height:38px;border-radius:6px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;letter-spacing:-1px}
.logo-text{font-size:18px;font-weight:700;letter-spacing:3px;color:var(--ink);line-height:1;display:block;text-align:center;padding-left:3px}
.logo-sub{font-size:9px;color:var(--ink-3);letter-spacing:3px;font-weight:600;line-height:1;text-transform:uppercase;display:block;text-align:center;padding-left:3px;margin-top:-13px}
.main-nav{display:flex;gap:0;flex:1;min-width:0;justify-content:center}
.main-nav a{padding:24px 15px;font-size:14px;color:var(--ink-2);font-weight:400;position:relative;transition:color .15s;white-space:nowrap;letter-spacing:.06em}
.main-nav a:hover{color:var(--ink)}
.main-nav a:hover::after{content:'';position:absolute;left:15px;right:15px;bottom:0;height:2px;border-radius:2px;background:var(--ink-3)}
.main-nav a.active{color:var(--ink);font-weight:600}
.main-nav a.active::after{content:'';position:absolute;left:15px;right:15px;bottom:0;height:2.5px;border-radius:2px;background:var(--gold)}
.search-box{display:flex;align-items:center;background:var(--bg-alt);border:none;border-radius:999px;height:36px;padding:0 16px;width:190px;transition:all .2s;flex-shrink:0}
.search-box:focus-within{background:#fff;box-shadow:0 0 0 2px var(--gold)}
.search-box input{flex:1;border:none;background:none;outline:none;font-size:13px;color:var(--ink);min-width:0}
.search-box button{display:none}
.header-right{display:flex;align-items:center;gap:14px;flex-shrink:0}
.user-chip{display:flex;align-items:center;gap:8px;padding:6px 4px;border:none;border-radius:0;transition:color .15s;font-size:13px;color:var(--ink-2)}
.user-chip:hover{color:var(--ink)}
.avatar{width:26px;height:26px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}
.icon-btn{position:relative;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:none;border-radius:0;transition:color .15s;color:var(--ink-2)}
.icon-btn:hover{color:var(--ink)}
.cart-badge{position:absolute;top:-6px;right:-6px;min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--brand);color:var(--ink);font-size:11px;font-weight:800;align-items:center;justify-content:center;display:flex}
.ic{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;vertical-align:-3px}
.ic-sm{width:15px;height:15px;vertical-align:-2px}
.ic-lg{width:22px;height:22px;vertical-align:-4px}

/* ---------- 沉浸式导航（首页融入首屏大图，滚动后回白底） ---------- */
body.home .topbar.immersive:not(.scrolled){background:transparent;border-bottom:none}
body.home .topbar.immersive:not(.scrolled) a{color:rgba(255,255,255,.85);transition:color .15s}
body.home .topbar.immersive:not(.scrolled) a:hover{color:#fff}
body.home .topbar.immersive:not(.scrolled) .tb-hot{color:rgba(255,255,255,.92)}
body.home .topbar.immersive:not(.scrolled) .tb-hot .ic{stroke:rgba(255,255,255,.85)}
body.home .main-header.immersive:not(.scrolled){background:transparent;border-bottom:none}
body.home .main-header.immersive:not(.scrolled) .logo-text{color:#fff}
body.home .main-header.immersive:not(.scrolled) .logo-sub{color:rgba(255,255,255,.72)}
body.home .main-header.immersive:not(.scrolled) .main-nav a{color:rgba(255,255,255,.9);transition:color .15s}
body.home .main-header.immersive:not(.scrolled) .main-nav a:hover{color:#fff}
body.home .main-header.immersive:not(.scrolled) .main-nav a:hover::after{background:rgba(255,255,255,.85)}
body.home .main-header.immersive:not(.scrolled) .main-nav a.active{color:#fff;font-weight:600}
body.home .main-header.immersive:not(.scrolled) .main-nav a.active::after{background:var(--gold)}
body.home .main-header.immersive:not(.scrolled) .search-box{background:rgba(255,255,255,.16);box-shadow:none}
body.home .main-header.immersive:not(.scrolled) .search-box input{color:#fff}
body.home .main-header.immersive:not(.scrolled) .search-box input::placeholder{color:rgba(255,255,255,.68)}
body.home .main-header.immersive:not(.scrolled) .search-box:focus-within{background:rgba(255,255,255,.26);box-shadow:0 0 0 2px rgba(255,255,255,.55)}
body.home .main-header.immersive:not(.scrolled) .user-chip{color:rgba(255,255,255,.92)}
body.home .main-header.immersive:not(.scrolled) .user-chip:hover{color:#fff}
body.home .main-header.immersive:not(.scrolled) .icon-btn{color:rgba(255,255,255,.92)}
body.home .main-header.immersive:not(.scrolled) .icon-btn:hover{color:#fff}
body.home .main-header.immersive:not(.scrolled) .avatar{background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.35);color:#fff}

/* ---------- 区块通用 ---------- */
.section{padding:96px 0}
.section.alt{background:var(--bg-alt)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:36px}
.sec-head h2{font-size:30px;font-weight:500;letter-spacing:1px;line-height:1.2}
.sec-head .en{font-size:10px;letter-spacing:5px;color:var(--ink-3);margin-top:7px;text-transform:uppercase;font-weight:500}
.sec-head .more{color:var(--ink-2);font-size:13px;display:flex;align-items:center;gap:4px;transition:color .15s;font-weight:400}
.sec-head .more:hover{color:var(--ink)}

/* ---------- Hero 轮播：深墨大图 ---------- */
.hero{position:relative;background:var(--dark);color:#fff;overflow:hidden}
body.home .hero{margin-top:-102px}
body.home .hero-slide{padding-top:102px;box-sizing:border-box}
.hero-track{display:flex;transition:transform .6s cubic-bezier(.4,0,.2,1)}
.hero-slide{min-width:100%;position:relative;height:560px;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;background-color:var(--dark)}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,8,12,.78) 0%,rgba(6,8,12,.46) 42%,rgba(6,8,12,.12) 68%,rgba(6,8,12,.03) 100%),linear-gradient(180deg,rgba(6,8,12,.55) 0%,rgba(6,8,12,.18) 28%,rgba(6,8,12,0) 52%)}
.hero-inner{position:relative;z-index:2;width:100%}
.hero-copy{max-width:600px}
.hero-kicker{display:inline-flex;align-items:center;gap:10px;font-size:11px;letter-spacing:5px;color:#CFD3D9;font-weight:500;margin-bottom:20px;text-transform:uppercase;opacity:.9}
.hero-kicker::before{content:'';width:28px;height:1px;background:#fff}
.hero-title{font-size:52px;font-weight:500;line-height:1.12;letter-spacing:1px;margin-bottom:20px}
.hero-sub{font-size:16px;color:#9AA1AE;max-width:500px;margin-bottom:32px;line-height:1.85;font-weight:400}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{background:#E7E8EA;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.btn-hero-line{border:none;color:#CFD3D9;background:none;padding:0 4px;font-size:14px;font-weight:400}
.btn-hero-line:hover{color:#fff}
.btn-hero-line svg{transition:transform .18s ease}
.btn-hero-line:hover svg{transform:translateX(3px)}
.hero-price{font-size:15px;color:#fff;font-weight:500;margin-bottom:22px;letter-spacing:.04em}
.hero-img{display:flex;justify-content:center;align-items:center;position:relative}
.hero-img img{max-height:380px;object-fit:contain;filter:drop-shadow(0 30px 60px rgba(0,0,0,.5))}
.hero-dots{position:absolute;bottom:32px;left:0;z-index:5;display:flex;gap:8px}
.hero-dots i{width:18px;height:2px;border-radius:1px;background:rgba(255,255,255,.28);transition:all .3s}
.hero-dots i.on{background:#fff;width:32px}
.hero-tag{display:inline-block;padding:6px 16px;border-radius:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);font-size:12px;color:#DFE3E9;margin-top:20px;letter-spacing:.03em}

/* ---------- 系列入口 ---------- */
.series-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:10px 18px}
.series-card{display:block;text-align:center;padding:6px 4px 12px;transition:all .2s ease;background:transparent;border:none;border-radius:0;box-shadow:none}
.series-card .s-img{height:132px;display:flex;align-items:center;justify-content:center;margin-bottom:10px;background:transparent}
.series-card .s-img img{max-height:120px;max-width:88%;object-fit:contain;transition:transform .3s ease}
.series-card:hover .s-img img{transform:scale(1.05)}
.series-card .s-name{font-size:14px;font-weight:600;color:var(--ink);letter-spacing:.02em;transition:color .15s}
.series-card:hover .s-name{color:var(--brand-deep)}
.series-card .s-desc{font-size:11px;color:var(--ink-3);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- 商品卡 ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.prod-card{background:#fff;border:none;border-radius:0;overflow:hidden;transition:all .2s ease;display:flex;flex-direction:column}
.prod-card:hover{background:#FBFBFC}
.pc-img{position:relative;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden;border-radius:12px}
.pc-img img{width:100%;height:auto;object-fit:unset;transition:transform .35s ease}
.prod-card:hover .pc-img img{transform:scale(1.04)}
.pc-badges{position:absolute;top:10px;left:10px;display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.pc-fav{position:absolute;top:10px;right:10px;width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.94);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-3);transition:all .15s;cursor:pointer}
.pc-fav:hover{color:var(--brand)}
.pc-fav.on{color:var(--brand)}
.pc-fav.on svg{fill:currentColor}
.pc-body{padding:16px 4px 12px;display:flex;flex-direction:column;flex:1}
.pc-name{font-size:14px;font-weight:600;color:var(--ink);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:40px;transition:color .15s}
.pc-name:hover{color:var(--ink)}
.pc-model{font-size:10px;color:var(--ink-3);letter-spacing:1.5px;margin-top:4px;text-transform:uppercase}
.pc-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.pc-price{display:flex;align-items:baseline;gap:8px;margin-top:12px}
.pc-price .now{font-size:19px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.pc-price .now small{font-size:13px}
.pc-price .old{font-size:12px;color:var(--ink-3);text-decoration:line-through}
.pc-promo{font-size:12px;color:var(--ink-2);margin-top:6px}
.pc-foot{display:flex;align-items:center;justify-content:space-between;margin-top:12px;padding-top:12px;border-top:1px solid var(--line-2)}
.pc-sales{font-size:12px;color:var(--ink-3)}
.pc-buy{height:32px;padding:0 18px;border-radius:4px;background:var(--ink);color:#fff;font-size:12px;font-weight:500;transition:all .15s;letter-spacing:.04em}
.pc-buy:hover{background:#000}

/* ---------- 选购理由：容器内深色圆角卡（大疆式：标题左对齐+红竖条，格子无边框） ---------- */
.reasons{background:var(--bg);padding:24px 0 72px}
.reasons .container{background:var(--dark);color:#fff;border-radius:0;padding:56px 60px}
.reasons .sec-head{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-bottom:36px}
.reasons .sec-head h2{font-size:28px;font-weight:600;color:#fff;letter-spacing:1px;line-height:1.3;padding-left:16px;position:relative}
.reasons .sec-head h2::before{content:'';position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--brand)}
.reasons .sec-head .en{font-size:11px;letter-spacing:4px;color:#6E7580;text-transform:uppercase;font-weight:500;padding-left:16px}
.reasons-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.reason{display:flex;gap:16px;padding:22px 20px;border-radius:4px;background:rgba(255,255,255,.03);transition:background .2s}
.reason:hover{background:rgba(255,255,255,.06)}
.reason .r-icon{flex:0 0 44px;width:44px;height:44px;border-radius:4px;background:rgba(255,255,255,.08);color:#fff;display:flex;align-items:center;justify-content:center}
.reason .r-title{font-size:14px;font-weight:600;letter-spacing:.02em;line-height:1.5}
.reason .r-desc{font-size:12px;color:#9AA1AE;margin-top:4px;line-height:1.6}

/* ---------- 场景 Tab ---------- */
.scene-tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:30px;overflow-x:auto}
.scene-tab{padding:12px 24px;font-size:14px;color:var(--ink-2);border-radius:4px 4px 0 0;position:relative;transition:all .15s;font-weight:500;white-space:nowrap;letter-spacing:.02em}
.scene-tab:hover{color:var(--ink)}
.scene-tab.on{color:var(--ink);font-weight:600}
.scene-tab.on::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--ink)}
.scene-panel{display:none}
.scene-panel.on{display:block}
.scene-head{display:flex;align-items:center;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.scene-head .sh-t{font-size:19px;font-weight:600;letter-spacing:.5px}
.scene-head .sh-s{color:var(--ink-3);font-size:13px}
.scene-head .sh-tags{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap}

/* ---------- 增值服务 / 工具 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:30px 26px;transition:all .2s;position:relative;overflow:hidden}
.svc-card:hover{border-color:#D8DADE;background:#FBFBFC}
.svc-icon{width:46px;height:46px;border-radius:10px;background:transparent;color:var(--ink);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.svc-name{font-size:16px;font-weight:600;letter-spacing:.02em}
.svc-desc{font-size:13px;color:var(--ink-2);margin-top:8px;min-height:40px;line-height:1.7}
.svc-price{font-size:14px;color:var(--ink);font-weight:700;margin-top:12px;font-variant-numeric:tabular-nums}
.svc-btn{margin-top:16px;display:inline-flex;height:34px;padding:0 18px;border-radius:5px;border:1px solid var(--ink);color:var(--ink);font-size:13px;font-weight:500;align-items:center;gap:4px;transition:all .15s;background:#fff}
.svc-btn:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tool-card{background:var(--dark);color:#fff;border-radius:0;padding:34px 30px;position:relative;overflow:hidden;transition:all .2s}
.tool-card::after{content:'';position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;background:rgba(255,255,255,.05)}
.tool-card:hover{background:var(--dark-2)}
.tool-card .t-icon{width:44px;height:44px;border-radius:4px;background:rgba(255,255,255,.1);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.tool-card .t-name{font-size:17px;font-weight:600;letter-spacing:.02em}
.tool-card .t-desc{font-size:13px;color:#9AA1AE;margin-top:8px;line-height:1.7}
.tool-card .t-go{margin-top:20px;display:inline-flex;align-items:center;gap:6px;color:#fff;font-size:13px;font-weight:500}

/* ---------- 企业 CTA ---------- */
.ent-cta{background:linear-gradient(120deg,#14161B 0%,#1A1D24 60%,#232630 100%);border-radius:0;padding:56px 60px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:40px;position:relative;overflow:hidden}
.ent-cta::before{content:'';position:absolute;right:-80px;top:-80px;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.04)}
.ent-cta .e-t{font-size:25px;font-weight:600;letter-spacing:2px}
.ent-cta .e-s{font-size:14px;color:#A6ACB5;margin-top:12px;max-width:560px;line-height:1.8}
.ent-cta .e-points{display:flex;gap:32px;margin-top:24px;flex-wrap:wrap}
.ent-cta .e-points b{display:block;font-size:20px;color:#fff;font-weight:700;font-variant-numeric:tabular-nums}
.ent-cta .e-points span{font-size:12px;color:#8C939E}
.ent-cta .e-btn{flex:0 0 auto;display:flex;flex-direction:column;gap:10px;position:relative;z-index:2}

/* ---------- 页脚：深墨（大疆式：纯链接 5 列 + 版权条） ---------- */
.footer{background:var(--dark);color:#C4C9D1}
.f-main{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;padding:60px 0 56px}
.f-sub h4,.f-col h4{font-size:13px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.08em}
.f-col a{display:block;font-size:13px;color:#9AA1AE;padding:5px 0;transition:color .15s;letter-spacing:.03em}
.f-col a:hover{color:#fff}
.f-sub .fs-desc{font-size:12px;color:#8C939E;margin-bottom:14px;line-height:1.7}
.fs-form{display:flex;gap:8px}
.fs-form input{flex:1;height:40px;border-radius:6px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:13px;outline:none;min-width:0;transition:all .18s}
.fs-form input:focus{border-color:#fff;background:rgba(255,255,255,.09)}
.fs-form input::placeholder{color:#6E7580}
.fs-form button{height:40px;padding:0 22px;border-radius:6px;background:#fff;color:var(--ink);font-size:13px;font-weight:600;transition:all .18s}
.fs-form button:hover{background:#D9DBDF}
.f-bottom{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#6E7580;flex-wrap:wrap;gap:10px}
.fb-brand{display:flex;align-items:center;gap:10px;color:#7E858F}
.fb-brand .logo-mark{width:22px;height:22px;border-radius:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#fff;font-size:9px;font-weight:700;letter-spacing:-.5px;display:flex;align-items:center;justify-content:center}
.fb-links{display:flex;gap:22px;flex-wrap:wrap}
.fb-links a{transition:color .15s}
.fb-links a:hover{color:#fff}

/* ---------- 列表页 ---------- */
.page-top{padding:40px 0 8px}
.page-top h1{font-size:28px;font-weight:600;letter-spacing:2px}
.page-top .crumb{font-size:12px;color:var(--ink-3);margin-top:8px;letter-spacing:.02em}
.page-top .crumb a:hover{color:var(--ink)}
.list-layout{display:grid;grid-template-columns:228px 1fr;gap:32px;padding:28px 0 64px;align-items:start}
.sidebar{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px 0}
.sb-title{font-size:13px;font-weight:600;padding:0 20px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px;letter-spacing:.06em}
.sb-title .ic{color:var(--ink)}
.sb-cat{padding:10px 14px 0}
.sb-top{display:block;padding:9px 12px;border-radius:5px;font-size:14px;font-weight:500;color:var(--ink);display:flex;align-items:center;gap:8px;transition:all .15s}
.sb-top:hover{background:var(--bg-alt)}
.sb-top.on{color:var(--ink);background:var(--bg-alt);font-weight:600}
.sb-top .cnt{margin-left:auto;font-size:11px;color:var(--ink-3);font-weight:400}
.sb-sub{padding-left:8px}
.sb-sub a{display:block;padding:8px 12px;border-radius:5px;font-size:13px;color:var(--ink-2);transition:all .15s}
.sb-sub a:hover{color:var(--ink);background:var(--bg-alt)}
.sb-sub a.on{color:var(--ink);font-weight:600;background:var(--bg-alt)}
.list-toolbar{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.sort-btn{height:34px;padding:0 16px;border-radius:5px;border:1px solid var(--line);font-size:13px;color:var(--ink-2);transition:all .15s;background:#fff}
.sort-btn:hover{border-color:var(--ink);color:var(--ink)}
.sort-btn.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.list-count{font-size:13px;color:var(--ink-3);margin-left:auto}
.pagination{display:flex;gap:6px;justify-content:center;margin-top:40px;flex-wrap:wrap}
.page-btn{min-width:38px;height:38px;padding:0 10px;border-radius:5px;border:1px solid var(--line);font-size:13px;display:flex;align-items:center;justify-content:center;transition:all .15s;background:#fff;color:var(--ink-2)}
.page-btn:hover{border-color:var(--ink);color:var(--ink)}
.page-btn.on{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:600}
.empty{text-align:center;padding:80px 0;color:var(--ink-3)}
.empty .e-big{font-size:40px;margin-bottom:14px;color:var(--ink-2);line-height:1}
.empty .e-big svg{width:44px;height:44px}

/* ---------- 详情页 ---------- */
.detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;padding:32px 0 64px}
.gallery{position:sticky;top:96px;align-self:start}
.gallery-main{border:1px solid var(--line);border-radius:8px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.gallery-main img{width:100%;height:auto;object-fit:unset}
.gallery-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.gt-item{width:74px;height:74px;border-radius:6px;border:1.5px solid var(--line);overflow:hidden;display:flex;align-items:center;justify-content:center;background:#fff;cursor:pointer;transition:all .15s}
.gt-item.on{border-color:var(--ink)}
.gt-item img{max-width:88%;max-height:88%;object-fit:contain}
.d-info .d-name{font-size:26px;font-weight:600;line-height:1.35;letter-spacing:1px}
.d-info .d-model{font-size:11px;letter-spacing:2.5px;color:var(--ink-3);margin-top:8px;text-transform:uppercase}
.d-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.d-price-box{background:var(--bg-alt);border-radius:8px;padding:20px 22px;margin-top:20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.d-price .now{font-size:32px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.d-price .now small{font-size:18px}
.d-price .old{font-size:14px;color:var(--ink-3);text-decoration:line-through;margin-left:10px}
.d-promo{font-size:13px;color:var(--ink-2);font-weight:500}
.d-benefits{display:flex;gap:20px;margin-top:18px;flex-wrap:wrap}
.d-benefit{font-size:12px;color:var(--ink-2);display:flex;align-items:center;gap:6px}
.d-benefit .ic{color:var(--ok)}
.d-sku{margin-top:26px}
.d-label{font-size:13px;font-weight:600;margin-bottom:12px;display:flex;align-items:center;gap:6px;letter-spacing:.04em}
.d-label .ic{color:var(--ink)}
.sku-list{display:flex;flex-direction:column;gap:10px}
.sku-item{border:1.5px solid var(--line);border-radius:8px;padding:14px 16px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:all .15s;background:#fff}
.sku-item:hover{border-color:#C9CCD1}
.sku-item.on{border-color:var(--ink);background:var(--bg-alt)}
.sku-item .s-name{font-size:14px;font-weight:500}
.sku-item .s-desc{font-size:12px;color:var(--ink-2);margin-top:2px}
.sku-item .s-price{margin-left:auto;font-size:15px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.sku-item .s-radio{width:18px;height:18px;border-radius:50%;border:2px solid var(--line);flex:0 0 18px;position:relative}
.sku-item.on .s-radio{border-color:var(--ink)}
.sku-item.on .s-radio::after{content:'';position:absolute;inset:3px;border-radius:50%;background:var(--ink)}
.d-qty{display:flex;align-items:center;gap:10px;margin-top:20px}
.qty-box{display:flex;align-items:center;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.qty-box button{width:38px;height:38px;font-size:16px;color:var(--ink-2);transition:all .1s}
.qty-box button:hover{background:var(--bg-alt);color:var(--ink)}
.qty-box input{width:52px;height:38px;border:none;text-align:center;font-size:14px;font-weight:600;outline:none;border-left:1px solid var(--line);border-right:1px solid var(--line)}
.d-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.d-actions #btn-fav svg{fill:none}
.d-actions #btn-fav.btn-gold svg{fill:currentColor}
.d-notices{margin-top:20px;background:var(--bg-alt);border-radius:8px;padding:14px 18px;font-size:12px;color:var(--ink-2);line-height:1.8}
.d-notices li{display:flex;gap:8px;padding:3px 0}
.d-notices li::before{content:'·';color:var(--ink);flex:0 0 auto;font-weight:700}
.bundle-card{margin-top:26px;border:1px dashed var(--line);border-radius:8px;background:var(--bg-alt);padding:18px 20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.bundle-card .b-name{font-size:14px;font-weight:600;color:var(--ink)}
.bundle-card .b-desc{font-size:12px;color:var(--ink-2);margin-top:2px}
.bundle-card .b-price{font-size:17px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.d-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:10px 0 30px;overflow-x:auto}
.d-tab{padding:14px 24px;font-size:14px;color:var(--ink-2);border-radius:4px 4px 0 0;transition:all .15s;font-weight:500;white-space:nowrap;letter-spacing:.02em}
.d-tab.on{color:var(--ink);font-weight:600;box-shadow:inset 0 -2px 0 var(--ink)}
.d-panel{display:none}
.d-panel.on{display:block}
.detail-blocks{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.detail-block{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.detail-block img{width:100%;height:auto;object-fit:unset}
.detail-block .db-body{padding:22px 24px}
.detail-block .db-title{font-size:17px;font-weight:600;margin-bottom:8px;letter-spacing:.02em}
.detail-block .db-text{font-size:13px;color:var(--ink-2);line-height:1.8}
.spec-table{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.spec-table td{border:1px solid var(--line);padding:12px 16px;font-size:13px}
.spec-table td:first-child{background:var(--bg-alt);font-weight:500;width:160px;color:var(--ink-2)}
.bullets-list li{display:flex;gap:10px;padding:10px 0;font-size:14px;color:var(--ink-2);border-bottom:1px dashed var(--line)}
.bullets-list li::before{content:'✓';color:var(--ink);font-weight:700}
.faq-item{border:1px solid var(--line);border-radius:8px;margin-bottom:12px;overflow:hidden}
.faq-item .fq-q{padding:16px 20px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:space-between;background:#fff;font-size:14px}
.faq-item .fq-q:hover{color:var(--ink)}
.faq-item .fq-q::after{content:'+';font-size:18px;color:var(--ink-3);transition:transform .2s;font-weight:300}
.faq-item.open .fq-q::after{transform:rotate(45deg)}
.faq-item .fq-a{display:none;padding:0 20px 16px;font-size:13px;color:var(--ink-2);line-height:1.8}
.faq-item.open .fq-a{display:block}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}

/* ---------- 购物车 ---------- */
.cart-layout{display:grid;grid-template-columns:1fr 340px;gap:28px;padding:28px 0 64px;align-items:start}
.cart-list{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.cart-head{display:grid;grid-template-columns:60px 1fr 160px 130px 100px 50px;gap:14px;padding:14px 22px;background:var(--bg-alt);font-size:12px;color:var(--ink-3);font-weight:600;letter-spacing:.03em}
.cart-row{display:grid;grid-template-columns:60px 1fr 160px 130px 100px 50px;gap:14px;padding:18px 22px;align-items:center;border-top:1px solid var(--line)}
.cart-row .cr-prod{display:flex;gap:14px;align-items:center;min-width:0}
.cart-row .cr-img{width:84px;height:84px;border-radius:6px;border:1px solid var(--line);background:#FAFBFC;flex:0 0 84px;display:flex;align-items:center;justify-content:center}
.cart-row .cr-img img{max-width:84%;max-height:84%;object-fit:contain}
.cart-row .cr-name{font-size:14px;font-weight:500;line-height:1.4}
.cart-row .cr-sku{font-size:12px;color:var(--ink-3);margin-top:4px}
.cart-row .cr-price{font-size:15px;font-weight:500}
.cart-row .cr-line{font-size:16px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.cart-row .cr-del{color:var(--ink-3);font-size:18px;cursor:pointer;transition:color .15s}
.cart-row .cr-del:hover{color:var(--red)}
.checkbox{width:20px;height:20px;border:1.5px solid var(--line);border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s;color:#fff;font-size:12px}
.checkbox.on{background:var(--ink);border-color:var(--ink)}
.cart-summary{background:#fff;border:1px solid var(--line);border-radius:8px;padding:26px;position:sticky;top:96px}
.cs-title{font-size:15px;font-weight:600;padding-bottom:16px;border-bottom:1px solid var(--line);letter-spacing:.04em}
.cs-row{display:flex;justify-content:space-between;padding:10px 0;font-size:13px;color:var(--ink-2)}
.cs-row.total{font-size:16px;color:var(--ink);font-weight:600;border-top:1px solid var(--line);margin-top:6px;padding-top:16px}
.cs-row.total b{color:var(--ink);font-size:22px;font-weight:700;font-variant-numeric:tabular-nums}
.cs-tip{font-size:12px;color:var(--ink-3);margin-top:8px}
.cs-actions{margin-top:20px;display:flex;flex-direction:column;gap:10px}

/* ---------- 结算 ---------- */
.checkout-layout{display:grid;grid-template-columns:1fr 360px;gap:28px;padding:28px 0 64px;align-items:start}
.co-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:28px 30px;margin-bottom:20px}
.co-card h3{font-size:15px;font-weight:600;display:flex;align-items:center;gap:8px;margin-bottom:20px;letter-spacing:.04em}
.co-card h3 .ic{color:var(--ink)}
.addr-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.addr-item{border:1.5px solid var(--line);border-radius:8px;padding:16px;cursor:pointer;transition:all .15s}
.addr-item:hover{border-color:#C9CCD1}
.addr-item.on{border-color:var(--ink);background:var(--bg-alt)}
.addr-item .a-name{font-weight:600;font-size:14px}
.addr-item .a-phone{color:var(--ink-3);font-size:12px;margin-left:8px}
.addr-item .a-detail{font-size:12px;color:var(--ink-2);margin-top:6px;line-height:1.6}
.pay-list{display:flex;gap:12px;flex-wrap:wrap}
.pay-item{border:1.5px solid var(--line);border-radius:8px;padding:14px 20px;cursor:pointer;display:flex;align-items:center;gap:10px;transition:all .15s;font-size:14px}
.pay-item:hover{border-color:#C9CCD1}
.pay-item.on{border-color:var(--ink);background:var(--bg-alt)}
.co-form label{display:block;font-size:13px;font-weight:500;margin:14px 0 6px}
.co-form input,.co-form textarea,.co-form select{width:100%;height:42px;border:1px solid var(--line);border-radius:6px;padding:0 12px;font-size:14px;outline:none;transition:all .15s;background:#fff}
.co-form textarea{height:76px;padding:10px 12px;resize:vertical}
.co-form input:focus,.co-form textarea:focus,.co-form select:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(22,24,29,.05)}
.co-form .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.credit-row{display:flex;align-items:center;gap:10px;background:var(--bg-alt);border:1px dashed var(--line);border-radius:8px;padding:14px 16px;margin-top:14px;flex-wrap:wrap}
.credit-row input{width:110px;height:36px;border:1px solid var(--line);border-radius:5px;padding:0 10px;outline:none;background:#fff}
.co-summary .cs-rows{font-size:13px}
.co-summary .cs-row b{color:var(--ink);font-variant-numeric:tabular-nums}
.coupon-list{display:flex;flex-direction:column;gap:10px}
.coupon-item{border:1px solid var(--line);border-radius:8px;padding:12px 14px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:all .15s}
.coupon-item:hover{border-color:#C9CCD1}
.coupon-item.on{border-color:var(--ink);background:var(--bg-alt)}
.coupon-item .cp-val{font-size:20px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.coupon-item .cp-name{font-size:13px;font-weight:600}
.coupon-item .cp-desc{font-size:11px;color:var(--ink-3);margin-top:2px}

/* ---------- 登录：大疆式沉浸背景 ---------- */
.auth-page{min-height:100vh;background-color:#101318;background-image:linear-gradient(180deg,rgba(8,10,14,.5) 0%,rgba(8,10,14,.72) 100%),url('/uploads/1790071152003-e5fe3766.png');background-size:cover;background-position:center}
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px}
.auth-card{width:408px;background:#fff;border-radius:20px;box-shadow:0 32px 80px -32px rgba(0,0,0,.55),0 2px 8px rgba(0,0,0,.14);padding:46px 42px 32px}
.auth-card .logo{justify-content:center;margin-bottom:22px}
.auth-title{text-align:center;font-size:23px;font-weight:650;letter-spacing:.5px;color:var(--ink)}
.auth-sub{text-align:center;font-size:13px;color:var(--ink-3);margin-top:8px;letter-spacing:.02em}
.auth-tabs{display:flex;margin:30px 0 26px;border-bottom:1px solid var(--line)}
.auth-tabs button{flex:1;padding:12px 0;font-size:15px;font-weight:500;color:var(--ink-3);background:none;border:none;cursor:pointer;position:relative;transition:color .15s;letter-spacing:2px}
.auth-tabs button.active{color:var(--ink);font-weight:600}
.auth-tabs button.active::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2.5px;border-radius:2px;background:var(--gold)}
.auth-form{margin-top:0}
.auth-form label{display:block;font-size:13px;font-weight:500;margin:18px 0 8px;color:var(--ink-2)}
.auth-form input{width:100%;height:46px;border:1px solid var(--line);border-radius:10px;padding:0 16px;font-size:14.5px;outline:none;transition:all .18s;background:var(--bg-alt)}
.auth-form input:hover{border-color:#d8d8d8}
.auth-form input:focus{border-color:var(--gold);background:#fff;box-shadow:0 0 0 4px rgba(255,184,28,.13)}
.auth-form .btn-gold{background:var(--gold);color:var(--ink);border:none;border-radius:10px;font-weight:700;letter-spacing:3px}
.auth-form .btn-gold:hover{background:var(--gold-deep)}
.auth-form .btn-gold:disabled{background:#f0d58a;color:rgba(22,24,29,.55)}
.auth-foot{margin-top:22px;text-align:center}
.auth-foot #switch-hint{font-size:13.5px;color:var(--ink-3)}
.auth-foot #switch-hint a{color:var(--ink);font-weight:600;text-decoration:none;transition:color .15s}
.auth-foot #switch-hint a:hover{color:var(--gold-deep)}
.auth-agree{margin-top:16px;font-size:11.5px;color:#B3B8C0;line-height:1.9}
.auth-agree a{color:var(--ink-3);text-decoration:underline;text-underline-offset:2px;transition:color .15s}
.auth-agree a:hover{color:var(--ink)}
.auth-switch{text-align:center;font-size:13px;color:var(--ink-3);margin-top:18px}
.auth-switch a{color:var(--ink);font-weight:600}
.auth-tip{text-align:center;font-size:12px;color:var(--ink-3);margin-top:14px}
.auth-demo{background:var(--bg-alt);border-radius:8px;padding:14px 16px;font-size:12px;color:var(--ink-2);margin-top:20px;line-height:1.9}

/* ---------- 用户中心 ---------- */
.user-layout{display:grid;grid-template-columns:240px 1fr;gap:28px;padding:30px 0 64px;align-items:start}
.user-side{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;position:sticky;top:96px}
.us-card{padding:24px;background:linear-gradient(140deg,var(--dark),#1D2129);color:#fff}
.us-avatar{width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin-bottom:12px;color:#fff}
.us-name{font-size:17px;font-weight:600;letter-spacing:.02em}
.us-level{display:inline-flex;align-items:center;gap:4px;margin-top:8px;font-size:11px;background:rgba(255,255,255,.1);color:#fff;padding:3px 12px;border-radius:3px;font-weight:500;letter-spacing:.06em}
.us-credits{margin-top:16px;background:rgba(255,255,255,.06);border-radius:8px;padding:14px 16px}
.us-credits .lb{font-size:11px;color:#9AA1AE}
.us-credits .val{font-size:22px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.us-menu a{display:flex;align-items:center;gap:10px;padding:13px 20px;font-size:14px;color:var(--ink-2);transition:all .15s}
.us-menu a:hover{background:var(--bg-alt);color:var(--ink)}
.us-menu a.on{color:var(--ink);font-weight:600;background:var(--bg-alt);box-shadow:inset 3px 0 0 var(--ink)}
.us-menu a .ic{color:var(--ink-3)}
.us-menu a.on .ic{color:var(--ink)}
.user-main{min-width:0}
.us-panel{display:none}
.us-panel.on{display:block}
.us-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:10px}
.us-panel-head h2{font-size:19px;font-weight:600;letter-spacing:1px}
.order-card{background:#fff;border:1px solid var(--line);border-radius:8px;margin-bottom:14px;overflow:hidden}
.order-head{display:flex;align-items:center;gap:14px;padding:12px 20px;background:var(--bg-alt);font-size:12px;color:var(--ink-2);flex-wrap:wrap}
.order-head .oh-status{margin-left:auto;font-weight:600;color:var(--ink)}
.order-body{padding:14px 20px}
.order-item{display:flex;gap:14px;align-items:center;padding:10px 0;border-bottom:1px dashed var(--line)}
.order-item:last-child{border:none}
.order-item .oi-img{width:64px;height:64px;border-radius:6px;border:1px solid var(--line);background:#FAFBFC;flex:0 0 64px;display:flex;align-items:center;justify-content:center}
.order-item .oi-img img{max-width:82%;max-height:82%;object-fit:contain}
.order-item .oi-name{font-size:13px;font-weight:500}
.order-item .oi-sku{font-size:11px;color:var(--ink-3);margin-top:3px}
.order-item .oi-price{margin-left:auto;text-align:right;font-size:13px}
.order-foot{display:flex;align-items:center;gap:12px;padding:12px 20px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-3);flex-wrap:wrap}
.order-foot .of-total{margin-left:auto;color:var(--ink);font-size:13px}
.order-foot .of-total b{color:var(--ink);font-size:16px;font-weight:700;font-variant-numeric:tabular-nums}
.order-ops{display:flex;gap:8px;margin-left:10px;flex-wrap:wrap}
.addr-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px 20px;margin-bottom:12px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.addr-card .ad-main{flex:1;min-width:200px}
.addr-card .ad-name{font-weight:600;font-size:14px}
.addr-card .ad-phone{color:var(--ink-3);font-size:12px;margin-left:8px}
.addr-card .ad-detail{font-size:13px;color:var(--ink-2);margin-top:4px}
.addr-form{background:#fff;border:1px solid var(--line);border-radius:8px;padding:22px;margin-bottom:14px}
.addr-form input{width:100%;height:42px;border:1px solid var(--line);border-radius:6px;padding:0 12px;font-size:13px;outline:none;margin-bottom:10px;transition:all .15s}
.addr-form input:focus{border-color:var(--ink)}
.table-list{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.table-list th,.table-list td{padding:13px 16px;font-size:13px;border-bottom:1px solid var(--line);text-align:left}
.table-list th{background:var(--bg-alt);font-weight:600;color:var(--ink-2);letter-spacing:.02em}
.table-list tr:hover td{background:#FBFBFC}

/* ---------- 工具台 ---------- */
.tool-wrap{max-width:920px;margin:0 auto;padding:34px 0 64px}
.tool-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.tool-tab{padding:10px 24px;border-radius:6px;border:1px solid var(--line);font-size:14px;color:var(--ink-2);transition:all .15s;background:#fff}
.tool-tab:hover{border-color:var(--ink);color:var(--ink)}
.tool-tab.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.tool-panel{display:none;background:#fff;border:1px solid var(--line);border-radius:10px;padding:36px}
.tool-panel.on{display:block}
.tool-panel h2{font-size:19px;font-weight:600;margin-bottom:8px;letter-spacing:1px}
.tool-panel .tp-sub{font-size:13px;color:var(--ink-3);margin-bottom:26px}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.calc-field label{display:block;font-size:13px;font-weight:500;margin-bottom:6px}
.calc-field select,.calc-field input{width:100%;height:42px;border:1px solid var(--line);border-radius:6px;padding:0 12px;font-size:13px;outline:none;background:#fff;transition:border-color .15s}
.calc-field select:focus,.calc-field input:focus{border-color:var(--ink)}
.calc-result{margin-top:24px;background:var(--dark);color:#fff;border-radius:8px;padding:26px;display:none}
.calc-result .cr-num{font-size:38px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.calc-result .cr-rec{font-size:14px;color:#C4C9D1;margin-top:12px}
.calc-result .cr-rec b{color:#fff}
.compat-item{display:flex;align-items:center;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);flex-wrap:wrap}
.compat-item .ci-name{font-weight:500;font-size:14px;flex:0 0 150px}
.compat-item .ci-check{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
.compat-item .ci-ok{background:#ECFDF3;color:var(--ok)}
.compat-item .ci-no{background:#FDEDEB;color:var(--red)}
.compat-item .ci-msg{font-size:13px;color:var(--ink-2)}
.build-row{display:grid;grid-template-columns:1fr 130px 46px;gap:12px;align-items:center;margin-bottom:12px}
.build-row select,.build-row input{width:100%;height:42px;border:1px solid var(--line);border-radius:6px;padding:0 12px;outline:none;background:#fff}
.build-row .br-del{width:46px;height:42px;border:1px solid var(--line);border-radius:6px;color:var(--ink-3);font-size:17px}
.build-row .br-del:hover{color:var(--red);border-color:var(--red)}

/* ---------- 服务 / 支持 / 企业 ---------- */
.page-hero{padding:60px 0;background:var(--dark);color:#fff}
.page-hero h1{font-size:30px;font-weight:600;letter-spacing:2px}
.page-hero p{font-size:14px;color:#A6ACB5;margin-top:12px;max-width:640px;line-height:1.8}
.page-hero .crumb{font-size:12px;color:#6E7580;margin-top:14px}
.page-hero .crumb a:hover{color:#fff}
.service-apply{background:#fff;border:1px solid var(--line);border-radius:8px;padding:30px;margin-top:30px}
.service-apply h3{font-size:17px;font-weight:600;margin-bottom:8px;letter-spacing:.02em}
.service-apply .sa-sub{font-size:13px;color:var(--ink-3);margin-bottom:22px}
.qa-item{border:1px solid var(--line);border-radius:8px;margin-bottom:12px;overflow:hidden;background:#fff}
.qa-item .qa-q{padding:16px 20px;font-weight:500;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:14px}
.qa-item .qa-q::after{content:'+';font-size:18px;color:var(--ink-3);transition:transform .2s;font-weight:300}
.qa-item.open .qa-q::after{transform:rotate(45deg)}
.qa-item .qa-a{display:none;padding:0 20px 16px;font-size:13px;color:var(--ink-2);line-height:1.8}
.qa-item.open .qa-a{display:block}
.warranty-box{background:#fff;border:1px solid var(--line);border-radius:8px;padding:30px;margin-top:30px}
.warranty-box .wb-result{margin-top:18px;display:none}
.fw-item{display:flex;align-items:center;gap:16px;padding:16px 20px;background:#fff;border:1px solid var(--line);border-radius:8px;margin-bottom:12px;flex-wrap:wrap}
.fw-item .fw-name{font-weight:500;font-size:14px}
.fw-item .fw-model{font-size:12px;color:var(--ink-3);margin-top:2px}
.fw-item .fw-btn{margin-left:auto}

/* ---------- 入场动画 ---------- */
.rv{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.rv.rv-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ---------- 响应式 ---------- */
@media(max-width:1200px){
  .series-grid{grid-template-columns:repeat(5,1fr)}
  .reasons-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid,.related-grid{grid-template-columns:repeat(3,1fr)}
  .f-main{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:992px){
  .hero-slide{height:auto;min-height:420px}
  .hero-inner{grid-template-columns:1fr;padding:44px 0}
  .hero-img{display:none}
  .prod-grid,.related-grid{grid-template-columns:repeat(2,1fr)}
  .series-grid{grid-template-columns:repeat(4,1fr)}
  .svc-grid,.tool-grid{grid-template-columns:repeat(2,1fr)}
  .detail-layout,.cart-layout,.checkout-layout,.list-layout,.user-layout{grid-template-columns:1fr}
  .gallery{position:static}
  .sidebar{position:static}
  .cart-head{display:none}
  .cart-row{grid-template-columns:1fr auto;gap:12px}
  .cart-row .cr-prod{grid-column:1/-1}
  .f-main{grid-template-columns:repeat(2,1fr)}
  .ent-cta{flex-direction:column;padding:38px 28px}
  .search-box{display:none}
}
@media(max-width:640px){
  .main-header .container{height:60px;gap:12px}
  .main-nav{display:none}
  .series-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid,.related-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:48px 0}
  .sec-head h2{font-size:22px}
  .hero-title{font-size:30px}
  .reasons-grid{grid-template-columns:repeat(2,1fr)}
  .reasons .container{padding:36px 24px}
  .svc-grid,.tool-grid{grid-template-columns:1fr}
  .calc-grid,.addr-grid,.co-form .row2{grid-template-columns:1fr}
  .detail-blocks{grid-template-columns:1fr}
  .f-main{grid-template-columns:1fr}
}

/* ===== 补充类（页面级按钮/数量/固件描述） ===== */
.btn-lg{height:48px;padding:0 28px;font-size:14px;border-radius:6px}
.cq{width:30px;height:30px;border:1px solid var(--line);border-radius:5px;background:#fff;color:var(--ink-2);font-size:16px;font-weight:600;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;justify-content:center;line-height:1}
.cq:hover{border-color:var(--ink);color:var(--ink)}
.fw-desc{font-size:12px;color:var(--ink-2);line-height:1.6;flex:1;min-width:0}

.tb-hot{display:inline-flex;align-items:center;gap:6px;color:#fff;font-weight:500;letter-spacing:.05em;padding-left:6px}
.tb-hot .ic{color:var(--brand);width:13px;height:13px;stroke-width:1.9}