:root {
    --bg: #0a0a0f;
    --surface: #12121a;
    --border: #1e1e2e;
    --text: #e8e8ed;
    --text-muted: #8888a0;
    --accent: #6366f1;
    --accent-hover: #818cf8;
    --green: #22c55e;
    --radius: 12px;
    --font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.hero { padding: 80px 0 100px; text-align: center; }
.hero h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 700; margin-bottom: 16px; letter-spacing: -0.02em; }
.hero .tagline { font-size: 1.25rem; color: var(--text-muted); max-width: 560px; margin: 0 auto 32px; }
.hero .cta { display: inline-flex; align-items: center; gap: 8px; background: var(--accent); color: white; padding: 14px 28px; border-radius: var(--radius); font-weight: 600; transition: background 0.2s; }
.hero .cta:hover { background: var(--accent-hover); color: white; }

.section { padding: 64px 0; }
.section h2 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
.section .sub { color: var(--text-muted); margin-bottom: 32px; }

.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.service-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; transition: border-color 0.2s; }
.service-card:hover { border-color: var(--accent); }
.service-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; }
.service-card .price { margin-top: 16px; font-weight: 700; color: var(--green); }

.team-carousel { display: flex; gap: 24px; overflow-x: auto; padding: 24px 0; scroll-snap-type: x mandatory; }
.team-card { flex: 0 0 180px; scroll-snap-align: start; text-align: center; }
.team-card .avatar { width: 100px; height: 100px; border-radius: 50%; margin: 0 auto 12px; background: linear-gradient(135deg, var(--accent), #ec4899); display: flex; align-items: center; justify-content: center; font-size: 2rem; font-weight: 700; color: white; }
.team-card .name { font-weight: 600; }
.team-card .title { font-size: 0.85rem; color: var(--text-muted); }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 32px; }
.step { text-align: center; }
.step .num { width: 48px; height: 48px; border-radius: 50%; background: var(--accent); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; margin: 0 auto 16px; }
.step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { color: var(--text-muted); font-size: 0.95rem; }

.footer { padding: 48px 0 24px; border-top: 1px solid var(--border); margin-top: 64px; }
.footer .grid { display: flex; flex-wrap: wrap; gap: 32px; justify-content: space-between; margin-bottom: 24px; }
.footer a { color: var(--text-muted); }
.footer a:hover { color: var(--text); }
.footer .copy { font-size: 0.9rem; color: var(--text-muted); }

.nav { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; border-bottom: 1px solid var(--border); }
.nav-links { display: flex; gap: 24px; }
.nav-links a { color: var(--text-muted); }
.nav-links a:hover { color: var(--text); }
.logo { font-weight: 700; font-size: 1.25rem; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-size: 0.9rem; color: var(--text-muted); }
.form-group input, .form-group textarea { width: 100%; padding: 12px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-size: 1rem; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); }
.btn { background: var(--accent); color: white; border: none; padding: 12px 24px; border-radius: 8px; font-weight: 600; cursor: pointer; font-size: 1rem; }
.btn:hover { background: var(--accent-hover); }

.chat-widget { position: fixed; bottom: 24px; right: 24px; z-index: 999; }
.chat-widget .toggle { width: 56px; height: 56px; border-radius: 50%; background: var(--accent); color: white; border: none; cursor: pointer; font-size: 24px; box-shadow: 0 4px 20px rgba(99,102,241,0.4); }
.chat-widget .panel { display: none; position: absolute; bottom: 70px; right: 0; width: 380px; max-width: calc(100vw - 48px); height: 480px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); flex-direction: column; box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.chat-widget .panel.open { display: flex; }
.chat-widget .panel-header { padding: 16px; border-bottom: 1px solid var(--border); font-weight: 600; }
.chat-widget .panel-messages { flex: 1; overflow-y: auto; padding: 16px; }
.chat-widget .panel-input { padding: 12px; border-top: 1px solid var(--border); display: flex; gap: 8px; }
.chat-widget .panel-input input { flex: 1; padding: 10px 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; color: var(--text); }

.portal-dashboard { display: grid; grid-template-columns: 1fr 320px; gap: 24px; }
.portal-dashboard .chat-section { min-height: 400px; }
.portal-dashboard .board-preview { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.portal-dashboard .board-preview h3 { margin-bottom: 12px; font-size: 1rem; }

@media (max-width: 768px) {
    .portal-dashboard { grid-template-columns: 1fr; }
    .team-carousel { gap: 16px; }
    .team-card { flex: 0 0 140px; }
    .hero h1 { font-size: clamp(2rem, 5vw, 3rem); }
    .hero .tagline { font-size: 1rem; }
}