:root{
  --primary:#0f766e;--secondary:#0f172a;--accent:#f59e0b;--bg:#f8fafc;--sidebar:#0f172a;--text:#111827;--muted:#64748b;--border:#e2e8f0;--card:#ffffff;--success:#16a34a;--danger:#dc2626;
}
*{box-sizing:border-box} html,body{margin:0;padding:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text)} a{color:inherit;text-decoration:none} img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}.top-space{margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:14px;background:var(--primary);color:#fff;border:none;cursor:pointer;font-weight:700;box-shadow:0 10px 24px rgba(15,118,110,.18)}
.btn:hover{filter:brightness(.97)} .btn-outline{background:transparent;color:var(--text);border:1px solid rgba(148,163,184,.35);box-shadow:none}.light-outline{color:#fff;border-color:rgba(255,255,255,.35)} .danger{background:var(--danger)} .full-width{width:100%}
.alert{padding:14px 16px;border-radius:14px;margin:0 0 18px;border:1px solid transparent}.alert.success{background:#ecfdf5;color:#166534;border-color:#bbf7d0}.alert.error{background:#fef2f2;color:#991b1b;border-color:#fecaca}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);margin-bottom:10px}.muted{color:var(--muted);font-size:.92rem}.mt-24{margin-top:24px}

/* Public */
.public-body{background:#fff}.public-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.8)}
.nav-shell{display:flex;align-items:center;justify-content:space-between;min-height:78px;gap:24px}.public-nav{display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:12px}.public-brand span{font-size:1.05rem;font-weight:800}.brand img{width:44px;height:44px;object-fit:contain;border-radius:12px}
.hero{padding:64px 0;background:linear-gradient(135deg,#081225 0%,#12223f 45%,var(--primary) 100%);color:#fff}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center}.hero h1{font-size:clamp(2.3rem,4vw,4rem);line-height:1.02;margin:0 0 16px}.hero p{font-size:1.08rem;opacity:.9;max-width:720px}.hero-actions{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:28px;padding:22px;box-shadow:0 18px 60px rgba(0,0,0,.28)}
.search-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.search-grid input,.search-grid button{width:100%}.search-grid button{grid-column:1/-1}
.stats-strip{padding:20px 0;background:#0b1324}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat-box{background:#fff;border-radius:20px;padding:20px;border:1px solid var(--border)}.stat-box strong{display:block;font-size:2rem}.stat-box span{color:var(--muted)}
.section{padding:52px 0}.section-soft{background:#f8fafc}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:22px}.section-head h2{margin:0;font-size:1.9rem}.section-head.slim{margin-bottom:14px}.page-hero.compact{padding:34px 0 12px;background:linear-gradient(180deg,#f8fafc,#fff)}
.vehicle-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.vehicle-card{background:#fff;border:1px solid var(--border);border-radius:24px;overflow:hidden;box-shadow:0 14px 38px rgba(15,23,42,.06)}.vehicle-photo{position:relative;display:block;height:220px;background:#e2e8f0}.vehicle-photo img{width:100%;height:100%;object-fit:cover}.vehicle-tag{position:absolute;top:14px;left:14px;background:var(--accent);color:#111827;padding:8px 12px;border-radius:999px;font-weight:800;font-size:.82rem}.vehicle-info{padding:18px}.vehicle-topline{color:var(--muted);font-weight:700;font-size:.9rem}.vehicle-info h3{margin:6px 0 10px;font-size:1.2rem}.vehicle-meta{display:flex;flex-wrap:wrap;gap:8px 12px;color:var(--muted);font-size:.92rem}.vehicle-price{margin-top:14px;font-size:1.5rem;font-weight:900;color:var(--secondary)}
.stock-layout{display:grid;grid-template-columns:320px 1fr;gap:24px}.filter-panel,.panel,.card{background:var(--card);border:1px solid var(--border);border-radius:24px;box-shadow:0 16px 40px rgba(15,23,42,.05)}.filter-panel,.panel{padding:22px}.stack-form,.form-grid{display:grid;gap:12px}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.form-grid .full{grid-column:1/-1}
label{font-weight:700;font-size:.92rem;color:#334155} input,select,textarea{width:100%;border:1px solid #dbe3ee;border-radius:14px;padding:12px 14px;font:inherit;background:#fff;color:var(--text)} textarea{min-height:108px;resize:vertical}
.empty-state{padding:28px;border:1px dashed #cbd5e1;border-radius:20px;background:#fff;color:var(--muted)}
.detail-top{display:flex;justify-content:space-between;align-items:end;gap:24px}.price-box{background:#fff;border:1px solid var(--border);padding:18px 22px;border-radius:20px}.price-box strong{display:block;font-size:2rem;margin-top:6px}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:28px}.vehicle-hero-image{height:440px;border-radius:28px;overflow:hidden;background:#e2e8f0}.vehicle-hero-image img{width:100%;height:100%;object-fit:cover}.thumb-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:12px}.thumb-row img{height:92px;border-radius:16px;object-fit:cover}.spec-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}.spec-list li{display:flex;justify-content:space-between;gap:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}.spec-list span{color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.dark-panel{background:linear-gradient(180deg,#0f172a,#111827);color:#fff}.dark-panel p,.dark-panel li{color:rgba(255,255,255,.82)}.bullet-list{padding-left:18px;margin:16px 0 0}.bullet-list li{margin:10px 0}
.public-footer{padding:42px 0;background:#0b1324;color:#fff;margin-top:34px}.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.footer-grid p{color:rgba(255,255,255,.76)}

/* Admin */
.layout{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,var(--sidebar),#020617);color:#fff;padding:24px;position:sticky;top:0;height:100vh}.sidebar .brand{padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:22px}.sidebar .brand small{display:block;color:rgba(255,255,255,.6)}.sidebar-nav{display:grid;gap:8px}.sidebar-nav a{padding:12px 14px;border-radius:14px;color:rgba(255,255,255,.85)}.sidebar-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.main{padding:28px}.topbar{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:24px}.topbar h1{margin:0;font-size:2rem}.topbar-actions{display:flex;align-items:center;gap:12px}
.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.metric-card{padding:22px}.metric-card strong{display:block;font-size:2.1rem;margin-top:8px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}.wide-left{grid-template-columns:1.1fr .9fr}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:14px;border-bottom:1px solid var(--border);vertical-align:top}.table th{font-size:.88rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.badge{display:inline-flex;padding:7px 12px;border-radius:999px;background:#ecfeff;color:#155e75;font-weight:700;font-size:.84rem}.section-title h2,.panel h2,.panel h3{margin:0 0 14px}.footer{padding:26px 0 6px;color:var(--muted)}

/* Guest */
.professional-login{background:#f1f5f9}.guest-split{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.guest-side{padding:48px}.guest-showcase{background:linear-gradient(135deg,#0b1324 0%,#0f172a 38%,var(--primary) 100%);color:#fff;display:flex;flex-direction:column;justify-content:center}.guest-showcase h1{font-size:3rem;line-height:1.05;margin:0 0 16px}.guest-points{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px}.guest-points span{padding:10px 14px;border:1px solid rgba(255,255,255,.18);border-radius:999px}.guest-form-wrap{display:flex;align-items:center;justify-content:center}.guest-panel{width:min(460px,100%);background:#fff;border:1px solid var(--border);border-radius:28px;padding:30px;box-shadow:0 18px 40px rgba(15,23,42,.08)}.login-header h2{margin:0 0 8px;font-size:2rem}.login-header p{color:var(--muted)}.login-links{display:flex;justify-content:space-between;gap:12px;margin-top:16px}.demo-box{margin-top:18px;padding:14px 16px;border-radius:18px;background:#f8fafc;border:1px solid var(--border)}

@media (max-width: 1100px){.hero-grid,.detail-layout,.contact-grid,.guest-split,.layout,.stock-layout{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.cards{grid-template-columns:repeat(2,1fr)}.vehicle-grid{grid-template-columns:repeat(2,1fr)}.stats-grid,.footer-grid{grid-template-columns:repeat(2,1fr)}.detail-top{align-items:flex-start;flex-direction:column}}
@media (max-width: 720px){.container{width:min(100% - 24px,1180px)}.public-nav{gap:10px;flex-wrap:wrap;justify-content:flex-end}.vehicle-grid,.grid-2,.cards,.stats-grid,.footer-grid,.form-grid,.search-grid{grid-template-columns:1fr}.hero{padding:44px 0}.hero h1,.guest-showcase h1{font-size:2.2rem}.vehicle-photo{height:200px}.main{padding:20px}.topbar{flex-direction:column;align-items:flex-start}.login-links{flex-direction:column}.guest-side{padding:28px}}