@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@600;700&family=JetBrains+Mono&display=swap');

:root {
    --bg: #0b0f19;
    --surface: rgba(30, 41, 59, 0.7);
    --surface2: rgba(51, 65, 85, 0.8);
    --border: rgba(148, 163, 184, 0.15);
    --accent: #f59e0b;
    --accent-hover: #fbbf24;
    --blue: #3b82f6;
    --green: #10b981;
    --red: #ef4444;
    
    --text: #f8fafc;
    --muted: #94a3b8;
    
    --font-main: 'Inter', sans-serif;
    --font-cond: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --radius: 12px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(245, 158, 11, 0.05), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(59, 130, 246, 0.05), transparent 25%);
}

a {
    text-decoration: none;
    color: var(--accent);
    transition: var(--transition);
}
a:hover {
    color: var(--accent-hover);
    text-shadow: 0 0 8px rgba(245, 158, 11, 0.4);
}

h1, h2, h3, h4 {
    font-family: var(--font-cond);
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-logo {
    font-family: var(--font-cond);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.nav-logo span {
    color: var(--accent);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-user {
    font-weight: 500;
}

.card {
    background: var(--surface);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    margin-bottom: 24px;
}

.card:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(245, 158, 11, 0.3);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-title {
    font-family: var(--font-cond);
    font-size: 1.25rem;
    color: var(--text);
    letter-spacing: 0.02em;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--muted);
}

input, select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: var(--font-main);
    font-size: 0.95rem;
    transition: var(--transition);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
    background: rgba(15, 23, 42, 0.8);
}

input::placeholder {
    color: rgba(148, 163, 184, 0.5);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    border-radius: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    gap: 8px;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #d97706);
    color: #fff;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #fbbf24, var(--accent));
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    border-color: var(--text);
    background: rgba(255, 255, 255, 0.05);
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 6px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    filter: grayscale(1);
    box-shadow: none;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-box {
    background: linear-gradient(145deg, var(--surface), rgba(15, 23, 42, 0.4));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
}

.stat-box:hover {
    transform: translateY(-2px);
    border-color: rgba(245, 158, 11, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.stat-number {
    font-family: var(--font-cond);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 8px;
    text-shadow: 0 2px 10px rgba(245, 158, 11, 0.2);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: slideDown 0.3s ease;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--muted);
}
.empty-state .icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.7;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 12px;
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-size: 0.75rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.meta-value {
    font-weight: 500;
    font-size: 0.9rem;
}

.meta-value.accent { color: var(--accent); }
.meta-value.green { color: var(--green); }

.route-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(0, 0, 0, 0.2);
    padding: 16px;
    border-radius: 8px;
    border: 1px dashed var(--border);
}

.route-from, .route-to {
    font-family: var(--font-cond);
    font-weight: 600;
    font-size: 1.1rem;
}
.route-arrow {
    color: var(--accent);
    font-weight: bold;
}

.divider {
    height: 1px;
    background: var(--border);
    border: none;
    margin: 20px 0;
}

.bid-table {
    width: 100%;
    border-collapse: collapse;
}

.bid-table th {
    text-align: left;
    padding: 12px;
    font-size: 0.8rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border);
}

.bid-table td {
    padding: 16px 12px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.05);
    vertical-align: middle;
}

.bid-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.lowest-bid td {
    position: relative;
}
.lowest-bid td:first-child::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--blue);
}

.bid-amount {
    font-family: var(--font-mono);
    font-weight: bold;
    color: var(--text);
    background: rgba(0,0,0,0.3);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--border);
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: slideUp 0.4s ease forwards;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--muted);
    font-family: var(--font-mono);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 0.5; }
    50% { opacity: 1; }
    100% { opacity: 0.5; }
}

::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg);
}
::-webkit-scrollbar-thumb {
    background: var(--surface2);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--muted);
}