*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root { --primary: #1a1a2e; --accent: #4299e1; --accent-hover: #3182ce; --success: #38a169; --danger: #e53e3e; --warning: #d69e2e; --bg: #f0f2f5; --card: #fff; --text: #1a1a2e; --text-muted: #718096; --border: #e2e8f0; --radius: 10px; }
html, body { height: 100%; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); font-size: 15px; }
.nav { background: linear-gradient(135deg, var(--primary), #16213e); color: #fff; padding: 0 1rem; display: flex; align-items: center; position: sticky; top: 0; z-index: 200; min-height: 52px; }
.nav-brand { display: flex; align-items: center; gap: 8px; }
.nav-logo { font-size: 1.3rem; }
.nav-title { font-weight: 700; font-size: 1rem; }
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.4rem; cursor: pointer; margin-left: auto; padding: 8px; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: 1.5rem; flex: 1; overflow-x: auto; }
.nav-link { color: #a0aec0; text-decoration: none; font-size: 0.82rem; padding: 14px 10px; white-space: nowrap; transition: color 0.2s; }
.nav-link:hover, .nav-link.active { color: #fff; }
.nav-spacer { flex: 1; }
.nav-user { font-size: 0.78rem; color: #a0aec0; padding: 0 8px; white-space: nowrap; }
@media (max-width: 768px) {
    .nav { flex-wrap: wrap; }
    .nav-toggle { display: block; }
    .nav-links { display: none; width: 100%; flex-direction: column; padding: 8px 0 12px; border-top: 1px solid rgba(255,255,255,0.1); gap: 0; }
    .nav-links.open { display: flex; }
    .nav-link { padding: 10px 8px; width: 100%; }
    .nav-user { padding: 8px 8px 0; }
}
.main { padding: 1rem; max-width: 1200px; margin: 0 auto; }
@media (max-width: 480px) { .main { padding: 0.75rem; } }
.card { background: var(--card); border-radius: var(--radius); padding: 1.25rem; box-shadow: 0 1px 3px rgba(0,0,0,0.08); margin-bottom: 1rem; }
.card h2 { font-size: 1rem; margin-bottom: 0.75rem; }
.card h3 { font-size: 0.9rem; margin-bottom: 0.6rem; color: #4a5568; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 768px) { .grid-2 { grid-template-columns: 1fr; } }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 0.75rem; margin-bottom: 1rem; }
.stat-card { background: var(--card); border-radius: var(--radius); padding: 1rem; text-align: center; box-shadow: 0 1px 3px rgba(0,0,0,0.08); }
.stat-card .stat-value { font-size: 1.4rem; font-weight: 700; }
.stat-card .stat-label { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }
.form-group { margin-bottom: 0.85rem; }
.form-group label { display: block; font-size: 0.78rem; font-weight: 500; color: #4a5568; margin-bottom: 0.25rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.55rem 0.65rem; border: 1px solid var(--border); border-radius: 8px; font-size: 0.9rem; background: #fff; transition: border-color 0.2s; font-family: inherit; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(66,153,225,0.15); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } }
.form-inline { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; }
.form-inline .form-group { margin-bottom: 0; flex: 1; min-width: 120px; }
.form-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 1rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 0.55rem 1.1rem; border: none; border-radius: 8px; font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all 0.2s; text-decoration: none; white-space: nowrap; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled) { background: #2f855a; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { background: #c53030; }
.btn-secondary { background: #edf2f7; color: #4a5568; }
.btn-secondary:hover:not(:disabled) { background: #e2e8f0; }
.btn-sm { padding: 0.35rem 0.65rem; font-size: 0.78rem; }
.btn-block { width: 100%; }
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
table.data th { background: #f7fafc; padding: 0.55rem 0.6rem; font-size: 0.72rem; font-weight: 600; color: #4a5568; text-transform: uppercase; letter-spacing: 0.03em; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data td { padding: 0.5rem 0.6rem; border-bottom: 1px solid #f7fafc; vertical-align: middle; }
table.data tr:hover td { background: #f7fafc; }
table.data .num { text-align: right; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 0.7rem; font-weight: 600; white-space: nowrap; }
.badge-new { background: #ebf8ff; color: #2b6cb0; }
.badge-calculating { background: #fefcbf; color: #744210; }
.badge-quoted { background: #e9d8fd; color: #553c9a; }
.badge-negotiating { background: #feebc8; color: #7b341e; }
.badge-won { background: #c6f6d5; color: #22543d; }
.badge-lost { background: #fed7d7; color: #742a2a; }
.search-wrapper { position: relative; }
.search-results { position: absolute; top: 100%; left: 0; right: 0; background: #fff; border: 1px solid var(--border); border-radius: 0 0 8px 8px; max-height: 220px; overflow-y: auto; z-index: 100; display: none; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.search-results.active { display: block; }
.search-item { padding: 0.5rem 0.65rem; cursor: pointer; font-size: 0.83rem; border-bottom: 1px solid #f7fafc; display: flex; justify-content: space-between; }
.search-item:hover { background: #ebf8ff; }
.search-item .scode { color: var(--accent); font-weight: 600; font-size: 0.72rem; }
.search-item .scountry { color: var(--text-muted); font-size: 0.72rem; }
.search-item .sbadge { background: #ebf8ff; color: #2b6cb0; padding: 1px 5px; border-radius: 4px; font-size: 0.65rem; font-weight: 500; }
.selected-port { margin-top: 6px; padding: 0.45rem 0.65rem; background: #f7fafc; border-radius: 6px; display: flex; justify-content: space-between; align-items: center; font-size: 0.85rem; }
.selected-port .remove-port { color: var(--danger); cursor: pointer; font-weight: 600; font-size: 0.78rem; background: none; border: none; }
.pkg-row td { padding: 4px; }
.pkg-row input, .pkg-row select { width: 100%; padding: 0.35rem 0.4rem; border: 1px solid var(--border); border-radius: 6px; font-size: 0.8rem; }
.calc-result { background: #f7fafc; border-radius: 8px; padding: 1rem; margin: 0.75rem 0; }
.calc-result .calc-line { display: flex; justify-content: space-between; padding: 4px 0; font-size: 0.85rem; }
.calc-result .calc-total { font-size: 1rem; font-weight: 700; color: var(--accent); border-top: 2px solid var(--border); padding-top: 8px; margin-top: 4px; }
.calc-result .calc-approval { background: #fffff0; border: 1px solid var(--warning); border-radius: 6px; padding: 8px; margin-top: 8px; font-size: 0.8rem; color: #744210; }
.error-msg { color: var(--danger); font-size: 0.85rem; margin-top: 6px; display: none; }
.error-msg.active { display: block; }
.flex-between { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mb-1 { margin-bottom: 0.5rem; }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.empty-state { text-align: center; padding: 2rem 1rem; color: var(--text-muted); }
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: 0.5rem; }
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(135deg, var(--primary), #0f3460); }
.login-container { width: 360px; max-width: 94vw; }
.login-logo { text-align: center; margin-bottom: 2rem; color: #fff; }
.login-logo .logo-icon { font-size: 3rem; margin-bottom: 0.5rem; }
.login-logo h1 { font-size: 1.3rem; font-weight: 700; }
.login-logo p { font-size: 0.8rem; color: #a0aec0; }
.login-form { background: #fff; padding: 1.5rem; border-radius: var(--radius); box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
.login-form .btn { margin-top: 0.5rem; }
.login-hint { text-align: center; margin-top: 1rem; font-size: 0.78rem; color: var(--text-muted); }
.hidden { display: none !important; }
.section-divider { border: none; border-top: 1px solid var(--border); margin: 1rem 0; }
.leg-group { display: flex; flex-direction: column; gap: 6px; }
.leg-header { background: #f7fafc; padding: 6px 10px; border-radius: 6px; font-size: 0.85rem; margin-top: 8px; }
.leg-header:first-child { margin-top: 0; }
.leg-item { display: flex; align-items: center; gap: 8px; padding: 6px 10px 6px 20px; font-size: 0.85rem; border-radius: 4px; flex-wrap: wrap; }
.leg-item.selected { background: #f0fff4; }
.leg-item .leg-cost { font-weight: 600; color: var(--text); margin-left: auto; white-space: nowrap; }
.fi { padding: 8px 0; border-bottom: 1px solid #f7fafc; cursor: pointer; }
.fi:hover { background: #f7fafc; }
.load { text-align: center; padding: 2rem; color: var(--text-muted); }