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

:root {
    --charcoal: #1a1a1a;
    --steel: #2d2d2d;
    --copper: #c47a3a;
    --copper-light: #e8a862;
    --copper-dark: #a66430;
    --fog: #b8b8b0;
    --concrete: #e8e4df;
    --white: #f5f2ed;
    --green: #4ade80;
    --green-dark: #166534;
    --red: #ef4444;
    --red-dark: #991b1b;
    --yellow: #fbbf24;
    --yellow-dark: #92400e;
    --blue: #60a5fa;
}

body {
    font-family: 'DM Sans', sans-serif;
    background-color: var(--charcoal);
    color: var(--white);
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-family: 'Space Grotesk', sans-serif;
}

a { color: var(--copper); text-decoration: none; }
a:hover { color: var(--copper-light); }

/* --- NAV --- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: rgba(26, 26, 26, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(196, 122, 58, 0.15);
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
    color: var(--copper);
}

.logo span {
    color: var(--fog);
    font-weight: 400;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    color: var(--fog);
    transition: color 0.2s;
    letter-spacing: 0.5px;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--copper);
}

/* --- PAGE LAYOUT --- */
.page {
    padding: 6rem 3rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 100vh;
}

.page-header {
    margin-bottom: 3rem;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 0.75rem;
}

.page-header p {
    color: var(--fog);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    border: none;
    border-radius: 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: var(--copper);
    color: var(--charcoal);
}

.btn-primary:hover {
    background: var(--copper-light);
    color: var(--charcoal);
}

.btn-secondary {
    background: var(--steel);
    color: var(--white);
    border: 1px solid rgba(196, 122, 58, 0.2);
}

.btn-secondary:hover {
    border-color: var(--copper);
}

.btn-sm {
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
}

.btn-green {
    background: var(--green-dark);
    color: var(--green);
    border: 1px solid rgba(74, 222, 128, 0.3);
}

.btn-green:hover { background: #1a7a3e; }

.btn-red {
    background: var(--red-dark);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-red:hover { background: #b91c1c; }

.btn-yellow {
    background: var(--yellow-dark);
    color: var(--yellow);
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.btn-yellow:hover { background: #a85a12; }

/* --- CARDS --- */
.card {
    background: var(--steel);
    border: 1px solid rgba(196, 122, 58, 0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: border-color 0.3s ease;
}

.card:hover {
    border-color: rgba(196, 122, 58, 0.3);
}

/* --- FORM ELEMENTS --- */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--fog);
    margin-bottom: 0.4rem;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--charcoal);
    border: 1px solid rgba(196, 122, 58, 0.2);
    border-radius: 8px;
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--copper);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23b8b8b0' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* --- BADGES --- */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.badge-pending {
    background: rgba(251, 191, 36, 0.15);
    color: var(--yellow);
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.badge-fulfilled {
    background: rgba(74, 222, 128, 0.15);
    color: var(--green);
    border: 1px solid rgba(74, 222, 128, 0.3);
}

.badge-shipped {
    background: rgba(96, 165, 250, 0.15);
    color: var(--blue);
    border: 1px solid rgba(96, 165, 250, 0.3);
}

.badge-cancelled {
    background: rgba(239, 68, 68, 0.15);
    color: var(--red);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* --- STATS GRID --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--steel);
    border: 1px solid rgba(196, 122, 58, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
}

.stat-card .stat-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--copper-light);
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--fog);
    margin-top: 0.4rem;
    letter-spacing: 0.5px;
}

/* --- TABLE --- */
.table-wrap {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid rgba(196, 122, 58, 0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--steel);
}

thead {
    background: rgba(196, 122, 58, 0.08);
}

th {
    text-align: left;
    padding: 0.75rem 1rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--fog);
    letter-spacing: 1px;
    text-transform: uppercase;
    border-bottom: 1px solid rgba(196, 122, 58, 0.1);
}

td {
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

tr:hover {
    background: rgba(196, 122, 58, 0.04);
}

/* --- ALERTS --- */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.alert-success {
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.3);
    color: var(--green);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--red);
}

.alert-info {
    background: rgba(96, 165, 250, 0.1);
    border: 1px solid rgba(96, 165, 250, 0.3);
    color: var(--blue);
}

/* --- FOOTER --- */
footer {
    padding: 2rem 3rem;
    border-top: 1px solid rgba(196, 122, 58, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--fog);
}

footer a {
    color: var(--copper);
    text-decoration: none;
}

/* --- LOADING --- */
.loading {
    text-align: center;
    padding: 3rem;
    color: var(--fog);
}

.spinner {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid rgba(196, 122, 58, 0.2);
    border-top-color: var(--copper);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* --- DIVIDER --- */
.divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(196, 122, 58, 0.3), transparent);
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    nav { padding: 1rem 1.5rem; }
    .nav-links { gap: 1rem; }
    .nav-links a { font-size: 0.8rem; }
    .page { padding: 5rem 1.5rem 2rem; }
    .page-header h1 { font-size: 2rem; }
    .form-row { grid-template-columns: 1fr; }
    footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}

/* --- UTILITY --- */
.text-copper { color: var(--copper); }
.text-fog { color: var(--fog); }
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.hidden { display: none !important; }