:root{
  --bg:#fafafa; --card:#ffffff; --ink:#09090b; --muted:#71717a;
  --brand:#09090b; --accent:#4f46e5; --line:#e8e8ea; --tile:#f4f4f5;
  --ok:#16a34a; --warn:#b45309; --bad:#dc2626;
  --r:12px; --sh:0 1px 2px rgba(0,0,0,.05);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.hidden{display:none!important}
.center{text-align:center}
.muted{color:var(--muted)} .small{font-size:13px}
.grad{color:inherit}
.btn{border:1px solid transparent;border-radius:10px;padding:10px 16px;font-weight:600;cursor:pointer;font-size:14px;transition:.15s;display:inline-flex;align-items:center;gap:8px;justify-content:center}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:#27272a}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:#d4d4d8;background:#fafafa}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--tile)}
.btn-lg{padding:13px 22px;font-size:15px}
.btn-block{width:100%;margin-top:10px}
.pill{display:inline-block;background:var(--tile);border:1px solid var(--line);color:var(--ink);padding:6px 12px;border-radius:999px;font-size:13px;font-weight:600}

/* NAV */
.nav{position:sticky;top:0;background:rgba(255,255,255,.8);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);z-index:20}
.nav-inner{display:flex;align-items:center;gap:18px;padding:14px 20px}
.brand{font-weight:800;font-size:18px;letter-spacing:-.01em;color:var(--ink);display:flex;align-items:center;gap:10px;text-decoration:none}
.brand-badge{width:30px;height:30px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;color:#fff;background:#09090b}
.brand.small{font-size:16px}
.nav-links{display:flex;gap:20px;margin-left:auto}
.nav-links a{color:var(--muted);font-weight:500;font-size:14px;text-decoration:none}
.nav-links a:hover{color:var(--ink)}
.nav-cta{display:flex;gap:8px;margin-left:8px}
.nav-cta a{text-decoration:none}
.nav-burger{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;cursor:pointer;color:var(--ink)}
@media(max-width:860px){.nav-links{display:none}.nav-links.open{display:flex;position:absolute;top:60px;left:12px;right:12px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;flex-direction:column}.nav-cta{margin-left:auto}.nav-burger{display:block}}

/* HERO */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;padding:56px 20px 12px;align-items:center}
.hero h1{font-size:50px;line-height:1.04;letter-spacing:-.025em;margin:14px 0;font-weight:800}
.lead{color:var(--muted);font-size:17px;line-height:1.65}
.hero-btns{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}
.hero-btns a{text-decoration:none}
.hero-stats{display:flex;gap:26px;flex-wrap:wrap;margin-top:10px}
.hero-stats div{display:flex;flex-direction:column}.hero-stats b{font-size:22px;letter-spacing:-.01em}.hero-stats span{color:var(--muted);font-size:13px}
.hero-card{background:#fff;color:var(--ink);border-radius:14px;box-shadow:var(--sh);overflow:hidden;border:1px solid var(--line)}
.mock-head{display:flex;gap:6px;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line)}
.mock-head span{width:10px;height:10px;border-radius:50%;background:#e4e4e7;display:inline-block}
.mock-head em{margin-left:auto;font-style:normal;font-size:12px;color:var(--muted);background:var(--tile);padding:3px 10px;border-radius:999px}
.mock-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:16px}
.mock-grid .m{background:var(--tile);border:1px solid var(--line);border-radius:10px;padding:12px 8px;text-align:center}
.mock-grid .m small{display:block;font-size:10px;color:var(--muted);margin-top:6px;font-weight:600}
.mock-foot{padding:12px 16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
@media(max-width:900px){.hero{grid-template-columns:1fr}.hero h1{font-size:36px}}

/* SECTIONS */
.section{padding:48px 20px}
.section h2{font-size:30px;letter-spacing:-.02em;margin:0 0 6px;font-weight:800}
.sub{color:var(--muted);max-width:720px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}
@media(max-width:1000px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.cards{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh)}
.card .ico{width:44px;height:44px;border-radius:12px;background:var(--tile);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink);margin:12px 0 6px}
.card h3{margin:8px 0 6px;font-size:15.5px;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:13.5px;line-height:1.55;min-height:62px;margin:0 0 6px}
.card .tag{display:inline-block;font-size:11px;font-weight:600;background:var(--tile);border:1px solid var(--line);border-radius:999px;padding:4px 10px;margin-bottom:2px;color:var(--muted)}
.card .row{display:flex;gap:8px;margin-top:12px}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:start}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.panel{background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:var(--r);padding:22px;line-height:1.6}
.panel ol{margin:10px 0 0 18px;padding:0;color:var(--muted)}
.panel h3{margin:0}
.checklist{list-style:none;padding:0;margin:14px 0;display:grid;gap:10px}
.checklist li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px;display:flex;gap:10px;align-items:flex-start;font-size:14px}
.checklist li .ic{margin-top:1px;flex:none}
.checklist li b{font-weight:700}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0}
@media(max-width:800px){.steps{grid-template-columns:1fr}}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px}
.step p{color:var(--muted);font-size:13.5px}
.step span{width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:10px 0}
summary{font-weight:600;cursor:pointer;font-size:14.5px}
details p{color:var(--muted);font-size:14px}
footer{background:#fff;color:var(--muted);margin-top:30px;border-top:1px solid var(--line)}
.foot{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px;padding:32px 20px}
.foot b{color:var(--ink)}
.foot p{font-size:13.5px}
@media(max-width:800px){.foot{grid-template-columns:1fr}}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--ink)}
.copy{text-align:center;padding:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}

/* AUTH */
#view-auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}
.auth-wrap{display:grid;grid-template-columns:420px 340px;gap:18px;width:100%;max-width:800px}
@media(max-width:800px){.auth-wrap{grid-template-columns:1fr}}
.auth-card,.auth-side{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:var(--sh)}
.auth-side h2{font-size:20px;letter-spacing:-.01em}
.tabs{display:flex;background:var(--tile);border-radius:10px;padding:4px;margin:16px 0}
.tab{flex:1;border:0;background:transparent;padding:10px;border-radius:7px;font-weight:600;cursor:pointer;color:var(--muted);font-size:14px}
.tab.active{background:#fff;color:var(--ink);box-shadow:var(--sh)}
label{display:block;font-size:13px;font-weight:600;margin:10px 0}
input,select,textarea{width:100%;margin-top:6px;border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-size:14px;font-family:inherit;background:#fff;color:var(--ink)}
textarea{min-height:90px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(0,0,0,.07)}

/* APP */
#view-app{display:flex;min-height:100vh}
.sidebar{width:264px;background:#fff;color:var(--ink);padding:18px;display:flex;flex-direction:column;gap:14px;position:sticky;top:0;height:100vh;border-right:1px solid var(--line)}
.userbox{background:var(--tile);border:1px solid var(--line);border-radius:10px;padding:12px}
.userbox b{display:block;font-size:14px}.userbox span{font-size:12px;color:var(--muted);word-break:break-all}
#side-nav{display:flex;flex-direction:column;gap:4px;overflow:auto}
.nav-item{text-align:left;border:1px solid transparent;background:transparent;color:var(--muted);border-radius:10px;padding:10px 12px;cursor:pointer;font-weight:500;font-size:14px;display:flex;gap:10px;align-items:center;text-decoration:none}
.nav-item:hover{background:var(--tile);color:var(--ink)}
.nav-item.active{background:var(--brand);color:#fff;font-weight:600}
.side-foot{display:grid;gap:8px;margin-top:auto}
.side-foot .btn{background:#fff;color:var(--ink);border:1px solid var(--line)}
.side-foot .btn:hover{background:var(--tile)}
.main{flex:1;padding:24px;max-width:1080px}
.topbar{display:flex;gap:14px;align-items:center;margin-bottom:16px}
.topbar h2{margin:0;font-size:22px;letter-spacing:-.02em}.topbar p{margin:2px 0 0;font-size:13.5px}
.top-actions{margin-left:auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:900px){.grid2{grid-template-columns:1fr}.sidebar{position:fixed;z-index:30;left:0;top:0;transform:translateX(-110%);transition:.2s}.sidebar.open{transform:none;box-shadow:0 0 40px rgba(0,0,0,.12)}.main{padding:16px}}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:14px 0}
@media(max-width:900px){.stat-grid{grid-template-columns:repeat(2,1fr)}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px}
.stat b{font-size:21px;display:block;letter-spacing:-.01em}.stat span{color:var(--muted);font-size:12.5px}
.tool{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:12px 0;box-shadow:var(--sh)}
.tool h3{margin:0 0 4px;font-size:16px;letter-spacing:-.01em}
.tool p.muted{font-size:13.5px}
.kv{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.kv .pill{background:var(--tile)}
.list{display:grid;gap:8px;margin-top:10px}
.item{display:flex;gap:10px;align-items:center;border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff;font-size:14px}
.item .grow{flex:1}
.item small{color:var(--muted)}
.btn-sm{padding:7px 10px;font-size:12.5px;border-radius:8px}
.btn-danger{background:#fef2f2;border-color:#fecaca;color:#991b1b}
.btn-ok{background:#f0fdf4;border-color:#bbf7d0;color:#166534}
.bar{height:8px;background:var(--tile);border-radius:999px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--brand)}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{color:var(--muted);font-weight:600;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em}
th,td{border-bottom:1px solid var(--line);padding:9px 8px;text-align:left}
img.preview{max-width:220px;border-radius:10px;border:1px solid var(--line);margin-top:10px}
.qrbox{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
#toast-wrap{position:fixed;top:14px;right:14px;z-index:99;display:grid;gap:8px}
.toast{background:#09090b;color:#fff;padding:12px 14px;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.18);font-size:13.5px;max-width:320px}
.progress-dots{display:flex;gap:6px;margin-top:8px}
.progress-dots i{width:22px;height:8px;border-radius:999px;background:#e4e4e7}
.progress-dots i.on{background:var(--ok)}
/* SVG ICONS */
.ic{display:inline-flex;vertical-align:-.18em;color:inherit;flex:none}
.ic svg{width:1.15em;height:1.15em;display:block}
#page-title .ic{color:var(--muted)}
.nav-item .ic svg{width:19px;height:19px}
.nav-item.active .ic{color:#fff}
.card .ico .ic svg{width:22px;height:22px}
.m .ic{color:var(--ink)}
.m .ic svg{width:22px;height:22px}
.btn .ic svg{width:15px;height:15px}
.brand-badge svg{width:16px;height:16px;display:block}
.nav-burger svg{width:18px;height:18px;display:block;margin:auto}
h3 .ic{color:var(--muted)}
.stat .ic{color:var(--muted)}
.foot a .ic svg{width:13px;height:13px}
.item .dot{width:9px;height:9px;border-radius:50%;display:inline-block;flex:none}
.dot-in{background:var(--ok)}
.dot-out{background:var(--bad)}
.goview{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}
.gocard{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;max-width:460px;width:100%;text-align:center;box-shadow:var(--sh);word-break:break-all}
.gocard h2{margin:6px 0 8px;font-size:20px;letter-spacing:-.01em}
.gospin{width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--ink);border-radius:50%;margin:0 auto 12px;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}