:root{
  --bg:#f4f7fb;
  --card:#ffffff;
  --ink:#0b1530;
  --muted:#6c7890;
  --line:#e6ebf3;
  --navy:#071126;
  --navy2:#0d1b37;
  --blue:#2f6bff;
  --cyan:#16c7f3;
  --violet:#9b4dff;
  --green:#19b67a;
  --amber:#f0a31a;
  --red:#e45454;
  --grad:linear-gradient(135deg,#16c7f3 0%,#2f6bff 48%,#9b4dff 100%);
  --shadow:0 14px 40px rgba(16,35,75,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
img{max-width:100%}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:14px;padding:12px 18px;font-weight:800;cursor:pointer;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 28px rgba(47,107,255,.24)}
.btn-soft{background:#eef4ff;color:#2255d6}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn-dark{background:var(--navy);color:#fff}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 11px;border-radius:999px;font-size:12px;font-weight:900;letter-spacing:.02em}
.badge-dark{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:#dbe8ff}
.dot{width:8px;height:8px;border-radius:50%;background:#37e4a2;box-shadow:0 0 0 4px rgba(55,228,162,.12)}

.marketing-nav{height:78px;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,235,243,.9);display:flex;align-items:center;justify-content:space-between;padding:0 36px;position:sticky;top:0;z-index:20}
.logo-light{width:210px;height:auto}
.marketing-links{display:flex;align-items:center;gap:24px;font-weight:700;font-size:14px;color:#44506a}
.marketing-actions{display:flex;gap:10px}

.hero{min-height:760px;color:#fff;background:
radial-gradient(circle at 78% 20%,rgba(155,77,255,.28),transparent 25%),
radial-gradient(circle at 75% 55%,rgba(22,199,243,.16),transparent 27%),
linear-gradient(135deg,#061022 0%,#0a1631 58%,#161d4d 100%);overflow:hidden;position:relative}
.hero:after{content:"";position:absolute;inset:auto -120px -180px auto;width:520px;height:520px;border:1px solid rgba(84,157,255,.18);border-radius:50%}
.hero-grid{max-width:1240px;margin:0 auto;padding:90px 28px 70px;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.hero h1{font-size:68px;line-height:1.02;letter-spacing:-2.4px;margin:22px 0 18px;max-width:720px}
.hero .grad-text{background:linear-gradient(90deg,#9de5ff,#7fa8ff 48%,#d697ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:20px;line-height:1.62;color:#d7e0f4;max-width:680px}
.hero-cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px;max-width:690px}
.hero-proof .proof{padding:14px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05);border-radius:16px}
.proof strong{display:block;font-size:20px}.proof span{font-size:12px;color:#b9c8e6}

.chat-stage{position:relative;min-height:530px}
.glow-card{position:absolute;inset:50px 0 0 30px;background:linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.12);border-radius:26px;box-shadow:0 32px 80px rgba(0,0,0,.25);backdrop-filter:blur(16px);padding:24px}
.stage-title{font-size:12px;color:#b9c8e6;font-weight:900;letter-spacing:.06em}
.bubble{padding:14px 16px;border-radius:16px;margin:12px 0;max-width:77%;line-height:1.45}
.bubble.bot{background:#f2f6ff;color:#0b1530}
.bubble.user{background:#08132d;color:#fff;margin-left:auto;border:1px solid rgba(255,255,255,.08)}
.mini-lead{position:absolute;right:-8px;bottom:28px;width:250px;background:#dffaf0;color:#0a543d;border-radius:18px;padding:15px;box-shadow:0 20px 50px rgba(0,0,0,.2)}
.mini-lead b{display:block;margin-bottom:6px}

.feature-strip{background:#fff;border-bottom:1px solid var(--line)}
.feature-strip .inner{max-width:1240px;margin:auto;padding:26px 28px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.feature{display:flex;gap:12px;align-items:center}
.feature-icon,.metric-icon{width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,#edf5ff,#f5efff);display:grid;place-items:center;font-weight:900;color:#315fdf}
.feature b{display:block;font-size:14px}.feature span{font-size:12px;color:var(--muted)}

.auth-shell{min-height:100vh;display:grid;grid-template-columns:minmax(420px,46%) 1fr}
.auth-brand{background:
radial-gradient(circle at 25% 18%,rgba(22,199,243,.15),transparent 24%),
radial-gradient(circle at 75% 50%,rgba(155,77,255,.18),transparent 28%),
linear-gradient(160deg,#061022,#0b1734 60%,#121d46);padding:54px;color:#fff;display:flex;flex-direction:column;justify-content:space-between}
.auth-brand img{width:300px}
.auth-brand h1{font-size:54px;line-height:1.08;max-width:620px;margin:40px 0 18px}
.auth-brand p{font-size:18px;color:#cbd7ef;line-height:1.55;max-width:560px}
.auth-quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:28px}
.auth-quote{padding:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:15px;font-size:12px;color:#cbd7ef}
.auth-main{display:flex;align-items:center;justify-content:center;padding:38px;background:linear-gradient(180deg,#f7f9fd,#eef3f9)}
.auth-card{width:min(520px,95vw);background:#fff;border:1px solid var(--line);border-radius:26px;padding:34px;box-shadow:0 28px 80px rgba(20,39,77,.10)}
.auth-card .logo-light{width:250px;margin-bottom:20px}
.auth-card h2{font-size:31px;margin:0 0 7px}.auth-card p{color:var(--muted)}
label{display:block;font-size:13px;font-weight:900;margin:15px 0 7px}
input,textarea,select{width:100%;border:1px solid #d8dfeb;border-radius:13px;padding:13px 14px;background:#fff;color:var(--ink);outline:none;transition:.15s}
input:focus,textarea:focus,select:focus{border-color:#7da4ff;box-shadow:0 0 0 4px rgba(47,107,255,.08)}
textarea{min-height:120px;resize:vertical}
.alert{padding:12px 14px;border-radius:12px;margin:12px 0;font-weight:700;font-size:14px}
.alert-error{background:#fee8e8;color:#9d2f2f}.alert-ok{background:#e4f9f1;color:#126148}

.app-shell{display:grid;grid-template-columns:252px 1fr;min-height:100vh}
.sidebar{background:linear-gradient(180deg,#061022,#0b1731);color:#cbd6ec;padding:20px 16px;position:sticky;top:0;height:100vh;overflow-y:auto}
.sidebar-logo{padding:6px 8px 22px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:16px}
.sidebar-logo img{width:205px}
.workspace{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.07);padding:10px 11px;border-radius:13px;margin:12px 4px 18px}
.workspace-mark{width:31px;height:31px;border-radius:10px;background:var(--grad);display:grid;place-items:center;color:#fff;font-weight:900}
.workspace small{display:block;color:#8fa0c3}
.sidebar nav a{display:flex;align-items:center;gap:11px;padding:11px 12px;border-radius:12px;margin:4px 0;font-weight:750;font-size:14px}
.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.09);color:#fff}
.nav-ico{width:20px;text-align:center;opacity:.9}
.sidebar-section{font-size:10px;color:#7f91b5;font-weight:900;letter-spacing:.12em;margin:18px 10px 8px}
.sidebar-bottom{margin-top:24px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08)}

.main{min-width:0}
.app-topbar{height:72px;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:12}
.app-search{width:min(430px,42vw);position:relative}
.app-search input{padding-left:40px;background:#f6f8fc}
.app-search:before{content:"⌕";position:absolute;left:15px;top:9px;color:#8490a6;font-size:22px}
.top-user{display:flex;align-items:center;gap:10px}
.avatar{width:38px;height:38px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#fff;font-weight:900}
.content{padding:28px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}
.page-head h1{font-size:34px;letter-spacing:-.8px;margin:0}.page-head p{margin:6px 0 0;color:var(--muted)}

.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
.metric{padding:18px;display:grid;grid-template-columns:1fr auto;gap:12px}
.metric .label{font-size:12px;color:var(--muted);font-weight:900}.metric .value{font-size:32px;font-weight:900;margin-top:7px}
.metric .hint{font-size:12px;color:#7c879c;margin-top:6px}
.metric-icon{width:44px;height:44px}
.dashboard-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:18px;margin-top:18px}
.panel{padding:20px}.panel-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}
.panel-title h3{margin:0;font-size:17px}.panel-title a{font-size:13px;color:#2f6bff;font-weight:800}
.activity-list{display:grid;gap:10px}
.activity-item{display:grid;grid-template-columns:40px 1fr auto;gap:11px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:14px}
.activity-icon{width:38px;height:38px;border-radius:12px;background:#eef5ff;display:grid;place-items:center}
.activity-item b{font-size:14px}.activity-item small{display:block;color:var(--muted);margin-top:3px}
.status-live{display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border-radius:999px;background:#e8fbf3;color:#0e7451;font-size:12px;font-weight:900}
.funnel{display:grid;gap:11px}
.funnel-row{display:grid;grid-template-columns:120px 1fr 46px;gap:10px;align-items:center;font-size:13px}
.bar{height:9px;background:#edf1f7;border-radius:999px;overflow:hidden}.bar span{display:block;height:100%;background:var(--grad);border-radius:999px}
.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line)}.table th{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.pill{display:inline-flex;padding:6px 9px;border-radius:999px;font-size:11px;font-weight:900}.hot{background:#fee9e9;color:#b32e2e}.warm{background:#fff2d9;color:#945b00}.cold{background:#e7f4ff;color:#176295}
.empty-state{padding:34px;text-align:center;color:var(--muted)}
.empty-state strong{display:block;color:var(--ink);margin-bottom:6px}

.chat-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px}
.chat-card{height:640px;display:flex;flex-direction:column;overflow:hidden}
.chat-head{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.messages{flex:1;overflow:auto;padding:20px;background:linear-gradient(180deg,#fbfcff,#f5f8fd)}
.chat-input{display:flex;gap:10px;padding:14px;border-top:1px solid var(--line);background:#fff}
.chat-input input{margin:0}
.lead-summary{padding:18px}.kv{display:grid;grid-template-columns:112px 1fr;gap:9px 12px;font-size:13px}.kv div:nth-child(odd){color:var(--muted)}
.section-card{padding:22px;max-width:900px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}

@media(max-width:1050px){
  .hero-grid{grid-template-columns:1fr}.chat-stage{min-height:500px}.hero h1{font-size:54px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}
  .auth-shell{grid-template-columns:1fr}.auth-brand{display:none}
}
@media(max-width:820px){
  .marketing-links{display:none}.marketing-nav{padding:0 18px}.logo-light{width:175px}
  .app-shell{grid-template-columns:1fr}.sidebar{display:none}.app-topbar{padding:0 16px}.content{padding:18px}
  .chat-layout{grid-template-columns:1fr}.feature-strip .inner{grid-template-columns:repeat(2,1fr)}
  .hero-proof{grid-template-columns:1fr}
}
@media(max-width:560px){
  .hero h1{font-size:42px}.hero-grid{padding:60px 18px}.marketing-actions .btn-ghost{display:none}
  .metric-grid{grid-template-columns:1fr}.feature-strip .inner{grid-template-columns:1fr}.two-col{grid-template-columns:1fr}
}