/* ====================================================================
   暖巢公寓 · 运营管理系统 — 展示站样式
   暖色"巢"系：珊瑚橙 / 琥珀 + 深墨，圆润、温暖、克制
   ==================================================================== */

:root{
  --brand:#F2683C;
  --brand-strong:#E0512A;
  --amber:#FFA23A;
  --grad:linear-gradient(135deg,#FF9F45 0%,#F2683C 52%,#FB5E62 100%);
  --ink:#1F1B2E;
  --ink-soft:#5B5667;
  --muted:#8B8597;
  --cream:#FFF8F3;
  --cream-2:#FFF1E7;
  --peach:#FFE7D8;
  --white:#fff;
  --line:rgba(31,27,46,.09);
  --line-2:rgba(31,27,46,.06);
  --shadow-sm:0 2px 8px rgba(31,27,46,.06);
  --shadow:0 18px 50px -22px rgba(214,84,40,.28);
  --shadow-lg:0 40px 90px -36px rgba(31,27,46,.34);
  --r:18px;
  --r-lg:26px;
  --maxw:1180px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4em;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  cursor:pointer;border:1px solid transparent;
  transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s,color .25s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px -12px rgba(226,84,40,.6)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 20px 38px -12px rgba(226,84,40,.62)}
.btn--soft{background:var(--cream-2);color:var(--brand-strong);border-color:var(--peach)}
.btn--soft:hover{background:var(--peach);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand-strong)}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s,background .3s}
.nav.is-scrolled{border-color:var(--line);box-shadow:var(--shadow-sm);background:rgba(255,255,255,.86)}
.nav__inner{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:800}
.brand__mark{width:38px;height:38px;border-radius:11px;background:var(--grad);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px -8px rgba(226,84,40,.7)}
.brand__mark svg{width:22px;height:22px}
.brand__text{display:flex;flex-direction:column;line-height:1.1;font-size:18px;letter-spacing:.02em}
.brand__text small{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.16em}
.nav__links{display:flex;gap:30px;margin-left:auto;font-size:15px;font-weight:500;color:var(--ink-soft)}
.nav__links a{position:relative;padding:6px 0;transition:color .2s}
.nav__links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--grad);border-radius:2px;transition:width .25s}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}
.nav__cta{height:42px;padding:0 20px;font-size:14px}
.nav__toggle{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;cursor:pointer;align-items:center;justify-content:center}
.nav__toggle span{width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.nav.is-open .nav__toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav.is-open .nav__toggle span:nth-child(2){opacity:0}
.nav.is-open .nav__toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:72px 0 88px;background:
  radial-gradient(120% 80% at 85% -10%,var(--cream-2) 0%,rgba(255,241,231,0) 55%),
  linear-gradient(180deg,#fff 0%,var(--cream) 100%);
  overflow:hidden}
.hero__glow{position:absolute;inset:auto -10% 30% auto;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,162,58,.28),rgba(251,94,98,0) 70%);filter:blur(20px);pointer-events:none}
.hero__inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;position:relative}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-strong);
  background:#fff;border:1px solid var(--peach);padding:7px 15px;border-radius:999px;box-shadow:var(--shadow-sm)}
.hero__title{font-size:clamp(34px,4.4vw,56px);line-height:1.12;font-weight:800;letter-spacing:-.01em;margin:22px 0 20px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__sub{font-size:17px;color:var(--ink-soft);max-width:560px}
.hero__sub strong{color:var(--ink);font-weight:700}
.hero__actions{display:flex;gap:14px;margin:30px 0 36px;flex-wrap:wrap}
.hero__stats{list-style:none;display:flex;gap:34px;flex-wrap:wrap}
.hero__stats li{display:flex;flex-direction:column}
.hero__stats b{font-size:30px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.hero__stats span{font-size:13px;color:var(--muted);margin-top:6px;letter-spacing:.02em}

/* Hero 媒体 */
.hero__media{position:relative}
.window{background:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-lg);border:1px solid var(--line-2);overflow:hidden}
.window__bar{display:flex;align-items:center;gap:7px;padding:12px 16px;background:linear-gradient(180deg,#fff,#fcfaf8);border-bottom:1px solid var(--line-2)}
.window__bar i{width:11px;height:11px;border-radius:50%;background:#e7e3ec}
.window__bar i:nth-child(1){background:#ff6259}.window__bar i:nth-child(2){background:#ffbd2e}.window__bar i:nth-child(3){background:#28c840}
.window__bar span{margin-left:10px;font-size:12.5px;color:var(--muted);font-weight:500}
.window img,.window .mock{width:100%;display:block}
.window--mini{max-width:78%}
.phone{background:#fff;border-radius:30px;padding:8px;box-shadow:var(--shadow-lg);border:1px solid var(--line-2)}
.phone img,.phone .mock{border-radius:22px;width:100%;display:block}
.mock{display:block;width:100%;height:auto}
.phone--float{position:absolute;right:-26px;bottom:-44px;width:172px;z-index:3;animation:floaty 6s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.chip{position:absolute;background:#fff;border:1px solid var(--line);border-radius:13px;padding:9px 14px;font-size:13px;font-weight:600;box-shadow:var(--shadow);display:flex;align-items:center;gap:8px}
.chip::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad)}
.chip--a{top:-18px;left:-20px;animation:floaty 7s ease-in-out infinite}
.chip--b{top:34%;right:-44px;animation:floaty 8s ease-in-out infinite .6s}

/* ---------- 信任条 ---------- */
.strip{background:var(--ink);color:#fff;padding:20px 0}
.strip__inner{display:flex;align-items:center;gap:22px;flex-wrap:wrap;justify-content:center}
.strip__label{font-size:13px;color:rgba(255,255,255,.55);font-weight:500}
.strip__items{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center}
.strip__items span{font-size:14.5px;font-weight:600;letter-spacing:.02em}
.strip__items i{width:5px;height:5px;border-radius:50%;background:var(--amber);opacity:.8}

/* ---------- 区块通用 ---------- */
.section{padding:96px 0}
.section--alt{background:var(--cream)}
.section__head{max-width:680px;margin:0 auto 56px;text-align:center}
.tag{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.1em;color:var(--brand-strong);background:var(--cream-2);border:1px solid var(--peach);padding:6px 14px;border-radius:999px;text-transform:uppercase}
.tag--light{color:#ffd9c2;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18)}
.section__head h2{font-size:clamp(26px,3.2vw,38px);font-weight:800;letter-spacing:-.01em;margin:18px 0 14px;line-height:1.2}
.section__head p{font-size:16.5px;color:var(--ink-soft)}
.section__head--light h2{color:#fff}
.section__head--light p{color:rgba(255,255,255,.7)}

/* ---------- 全流程 ---------- */
.flow{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:s}
.flow__step{position:relative;background:var(--cream);border:1px solid var(--line-2);border-radius:var(--r);padding:26px 20px;transition:transform .3s,box-shadow .3s,background .3s}
.flow__step:hover{transform:translateY(-6px);box-shadow:var(--shadow);background:#fff}
.flow__no{font-size:13px;font-weight:800;letter-spacing:.05em;color:#fff;background:var(--grad);display:inline-grid;place-items:center;width:42px;height:42px;border-radius:13px;box-shadow:0 10px 20px -10px rgba(226,84,40,.6)}
.flow__step h3{font-size:17px;margin:16px 0 8px;font-weight:700}
.flow__step p{font-size:13.5px;color:var(--ink-soft);line-height:1.6}
.flow__step:not(:last-child)::after{content:"→";position:absolute;right:-14px;top:42px;color:var(--peach);font-size:20px;font-weight:700;z-index:2}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:22px}
.grid--modules{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line-2);border-radius:var(--r-lg);padding:30px 28px;transition:transform .3s,box-shadow .3s,border-color .3s;position:relative;overflow:hidden}
.section--alt .card{background:#fff}
.card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .35s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--peach)}
.card:hover::before{transform:scaleX(1)}
.card h3{font-size:18.5px;font-weight:700;margin:18px 0 9px}
.card p{font-size:14.5px;color:var(--ink-soft);line-height:1.65}
.card__icon{width:52px;height:52px;border-radius:15px;background:var(--cream-2);border:1px solid var(--peach);position:relative}
.card__icon::after{content:"";position:absolute;inset:0;background:var(--brand-strong);-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-position:center;mask-position:center;-webkit-mask-size:26px;mask-size:26px}
/* 图标（内联 mask） */
.i-house::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 11l9-7 9 7'/%3E%3Cpath d='M5 10v10h14V10'/%3E%3Cpath d='M9 20v-6h6v6'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 11l9-7 9 7'/%3E%3Cpath d='M5 10v10h14V10'/%3E%3Cpath d='M9 20v-6h6v6'/%3E%3C/svg%3E")}
.i-device::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='7' y='3' width='10' height='18' rx='2'/%3E%3Cpath d='M11 7h2'/%3E%3Ccircle cx='12' cy='15' r='2'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='7' y='3' width='10' height='18' rx='2'/%3E%3Cpath d='M11 7h2'/%3E%3Ccircle cx='12' cy='15' r='2'/%3E%3C/svg%3E")}
.i-rent::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E")}
.i-sign::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 3v5h5'/%3E%3Cpath d='M7 3h8l5 5v9a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2Z'/%3E%3Cpath d='m9 14 2 2 4-4'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 3v5h5'/%3E%3Cpath d='M7 3h8l5 5v9a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2Z'/%3E%3Cpath d='m9 14 2 2 4-4'/%3E%3C/svg%3E")}
.i-bill::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 3h12v18l-3-2-3 2-3-2-3 2Z'/%3E%3Cpath d='M9 8h6M9 12h6'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 3h12v18l-3-2-3 2-3-2-3 2Z'/%3E%3Cpath d='M9 8h6M9 12h6'/%3E%3C/svg%3E")}
.i-split::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='6' cy='6' r='3'/%3E%3Ccircle cx='6' cy='18' r='3'/%3E%3Ccircle cx='18' cy='12' r='3'/%3E%3Cpath d='M9 7.5 15 11M9 16.5 15 13'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='6' cy='6' r='3'/%3E%3Ccircle cx='6' cy='18' r='3'/%3E%3Ccircle cx='18' cy='12' r='3'/%3E%3Cpath d='M9 7.5 15 11M9 16.5 15 13'/%3E%3C/svg%3E")}
.i-user::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='8' r='4'/%3E%3Cpath d='M5 21c0-4 3-6 7-6s7 2 7 6'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='8' r='4'/%3E%3Cpath d='M5 21c0-4 3-6 7-6s7 2 7 6'/%3E%3C/svg%3E")}
.i-market::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 11v3l13 5V6L3 11Z'/%3E%3Cpath d='M16 8a3 3 0 0 1 0 8'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 11v3l13 5V6L3 11Z'/%3E%3Cpath d='M16 8a3 3 0 0 1 0 8'/%3E%3C/svg%3E")}
.i-channel::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M3 12h18M12 3c2.5 2.5 2.5 15 0 18M12 3c-2.5 2.5-2.5 15 0 18'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M3 12h18M12 3c2.5 2.5 2.5 15 0 18M12 3c-2.5 2.5-2.5 15 0 18'/%3E%3C/svg%3E")}

/* ---------- 能力深读 ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.feature + .feature{margin-top:96px}
.feature--b .feature__media{order:2}
.feature__copy h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;margin:16px 0 14px;line-height:1.25}
.feature__copy p{font-size:16px;color:var(--ink-soft)}
.feature__media--stack{position:relative;padding-bottom:40px}
.feature__media--stack .window--mini{position:absolute;right:-18px;bottom:0;box-shadow:var(--shadow)}
.ticks{list-style:none;margin-top:22px;display:grid;gap:12px}
.ticks li{position:relative;padding-left:30px;font-size:15px;color:var(--ink);font-weight:500}
.ticks li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--cream-2);border:1px solid var(--peach)}
.ticks li::after{content:"";position:absolute;left:6px;top:8px;width:8px;height:5px;border-left:2px solid var(--brand-strong);border-bottom:2px solid var(--brand-strong);transform:rotate(-45deg)}
.device-montage{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.device-montage figure{background:#fff;border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.device-montage figure:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.dtile{height:150px;display:grid;place-items:center;color:#fff}
.dtile svg{width:58px;height:58px}
.dtile--lock{background:linear-gradient(135deg,#FF9F45,#F2683C)}
.dtile--water{background:linear-gradient(135deg,#FFB36B,#F2683C)}
.dtile--bolt{background:linear-gradient(135deg,#F2683C,#FB5E62)}
.dtile--ic{background:linear-gradient(135deg,#FFA23A,#F2683C)}
.device-montage figcaption{font-size:13px;font-weight:600;color:var(--ink-soft);padding:10px 14px;border-top:1px solid var(--line-2)}

/* ---------- 多端协同（深色） ---------- */
.section--dark{background:radial-gradient(120% 90% at 80% 0%,#2a2440 0%,#1a1628 60%),#171322;color:#fff}
.grid--ends{grid-template-columns:repeat(3,1fr);gap:30px;align-items:start}
.end{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-lg);padding:26px;transition:transform .3s,background .3s,border-color .3s}
.end:hover{transform:translateY(-6px);background:rgba(255,255,255,.07);border-color:rgba(255,162,58,.4)}
.end__shot{margin-bottom:22px}
.end__shot--pc .window{box-shadow:0 30px 60px -30px rgba(0,0,0,.7)}
.end__shot--phone{display:flex;justify-content:center}
.end__shot--phone .phone{width:188px;box-shadow:0 30px 60px -30px rgba(0,0,0,.7)}
.end h3{font-size:20px;font-weight:700;margin-bottom:10px}
.end p{font-size:14.5px;color:rgba(255,255,255,.7);line-height:1.65}
.end__plat{display:inline-block;margin-top:16px;font-size:12.5px;font-weight:600;color:#ffd9c2;background:rgba(255,162,58,.12);border:1px solid rgba(255,162,58,.28);padding:5px 13px;border-radius:999px}

/* ---------- 角色 ---------- */
.grid--roles{grid-template-columns:repeat(3,1fr)}
.role{background:#fff;border:1px solid var(--line-2);border-radius:var(--r-lg);padding:28px;transition:transform .3s,box-shadow .3s,border-color .3s}
.role:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--peach)}
.role__ico{width:46px;height:46px;border-radius:13px;background:var(--grad);position:relative;box-shadow:0 10px 20px -10px rgba(226,84,40,.55)}
.role__ico::after{content:"";position:absolute;inset:0;background:#fff;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-position:center;mask-position:center;-webkit-mask-size:24px;mask-size:24px}
.i-admin::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='14' rx='2'/%3E%3Cpath d='M3 9h18M8 21h8'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='14' rx='2'/%3E%3Cpath d='M3 9h18M8 21h8'/%3E%3C/svg%3E")}
.i-biz::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 7h18v12H3z'/%3E%3Cpath d='M8 7V5a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2M3 12h18'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 7h18v12H3z'/%3E%3Cpath d='M8 7V5a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2M3 12h18'/%3E%3C/svg%3E")}
.i-finance::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 7v10M9.5 9.5h4a1.5 1.5 0 0 1 0 3h-3a1.5 1.5 0 0 0 0 3h4'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 7v10M9.5 9.5h4a1.5 1.5 0 0 1 0 3h-3a1.5 1.5 0 0 0 0 3h4'/%3E%3C/svg%3E")}
.i-property::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14.7 6.3a4 4 0 0 0-5.4 5.4L3 18v3h3l6.3-6.3a4 4 0 0 0 5.4-5.4l-2.6 2.6-2.4-.6-.6-2.4Z'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14.7 6.3a4 4 0 0 0-5.4 5.4L3 18v3h3l6.3-6.3a4 4 0 0 0 5.4-5.4l-2.6 2.6-2.4-.6-.6-2.4Z'/%3E%3C/svg%3E")}
.i-tenant::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='6' y='2' width='12' height='20' rx='2.5'/%3E%3Cpath d='M11 6h2'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='6' y='2' width='12' height='20' rx='2.5'/%3E%3Cpath d='M11 6h2'/%3E%3C/svg%3E")}
.i-owner::after{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 10l9-6 9 6'/%3E%3Cpath d='M5 9v11h14V9'/%3E%3Cpath d='m9 13 2 2 4-4'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 10l9-6 9 6'/%3E%3Cpath d='M5 9v11h14V9'/%3E%3Cpath d='m9 13 2 2 4-4'/%3E%3C/svg%3E")}
.role h3{font-size:18px;font-weight:700;margin:18px 0 9px}
.role p{font-size:14.5px;color:var(--ink-soft);line-height:1.65}

/* ---------- 能力底座 ---------- */
.grid--tech{grid-template-columns:repeat(3,1fr)}
.tech{background:#fff;border:1px solid var(--line-2);border-radius:var(--r);padding:26px;position:relative;transition:transform .3s,box-shadow .3s}
.tech::before{content:"";position:absolute;left:26px;top:26px;width:34px;height:3px;border-radius:3px;background:var(--grad)}
.tech:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.tech h3{font-size:17px;font-weight:700;margin:22px 0 8px}
.tech p{font-size:14px;color:var(--ink-soft);line-height:1.6}

/* ---------- CTA ---------- */
.cta{padding:96px 0}
.cta__inner{text-align:center;background:var(--ink);color:#fff;border-radius:32px;padding:64px 32px;position:relative;overflow:hidden}
.cta__inner::before{content:"";position:absolute;inset:auto -5% -40% 50%;transform:translateX(-50%);width:680px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(242,104,60,.5),transparent 70%);filter:blur(20px)}
.cta__inner > *{position:relative}
.cta__inner h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;margin-bottom:14px}
.cta__inner p{font-size:17px;color:rgba(255,255,255,.74);max-width:560px;margin:0 auto 30px}
.cta__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta .btn--ghost{color:#fff;border-color:rgba(255,255,255,.28)}
.cta .btn--ghost:hover{border-color:#fff;color:#fff}

/* ---------- 页脚 ---------- */
.footer{background:var(--cream);border-top:1px solid var(--line-2)}
.footer__inner{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;padding:52px 24px 34px}
.footer__brand p{font-size:14px;color:var(--ink-soft);margin-top:14px;max-width:300px}
.footer__nav{display:flex;gap:26px;flex-wrap:wrap;font-size:14.5px;color:var(--ink-soft);align-items:center}
.footer__nav a:hover{color:var(--brand-strong)}
.footer__bar{border-top:1px solid var(--line-2);padding:18px 0;font-size:13px;color:var(--muted)}

/* ---------- 滚动揭示 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.phone--float,.chip{animation:none}}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero__inner{grid-template-columns:1fr;gap:48px}
  .hero__media{max-width:560px}
  .phone--float{width:150px;right:0;bottom:-30px}
  .chip--b{right:0}
  .grid--modules,.grid--roles,.grid--tech{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow__step:not(:last-child)::after{display:none}
  .grid--ends{grid-template-columns:1fr;max-width:460px;margin:0 auto}
}
@media (max-width:760px){
  .nav__links,.nav__cta{display:none}
  .nav__toggle{display:flex}
  .nav.is-open .nav__links{display:flex;position:absolute;top:70px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);padding:8px 24px 16px}
  .nav.is-open .nav__links a{padding:13px 0;border-bottom:1px solid var(--line-2)}
  .section{padding:68px 0}
  .feature{grid-template-columns:1fr;gap:34px}
  .feature--b .feature__media{order:0}
  .feature + .feature{margin-top:64px}
  .grid--modules,.grid--roles,.grid--tech,.flow{grid-template-columns:1fr}
  .hero__stats{gap:24px}
  .cta__inner{padding:48px 22px}
  .footer__inner{flex-direction:column}
}
@media (max-width:420px){
  .container{padding:0 18px}
  .device-montage{grid-template-columns:1fr}
  .hero__stats b{font-size:26px}
}