/* =========================================
   ReserachPeps - Styles
   ========================================= */

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg: #0f0f1a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #222240;
    --text: #e2e8f0;
    --text-muted: #8899aa;
    --accent: #00d4aa;
    --accent-hover: #00e6bb;
    --accent-dim: rgba(0, 212, 170, 0.1);
    --accent-warm: #c73838;       /* maple red accent */
    --accent-warm-dim: rgba(199, 56, 56, 0.1);
    --border: #2a2a40;
    --danger: #ef4444;
    --warning: #f59e0b;
    --success: #22c55e;
    --font: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --radius: 8px;
    --max-width: 1200px;
}

html { font-size: 16px; }

body {
    position: relative;
    z-index: 1;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

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

img { max-width: 100%; height: auto; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Header --- */
.site-header {
    position: relative;
    z-index: 100;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 1px;
}

.logo span {
    color: var(--accent);
}

.logo small {
    display: block;
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-actions a {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s;
}

.header-actions a:hover {
    color: var(--accent);
}

.cart-badge {
    background: var(--accent);
    color: var(--bg);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 10px;
    margin-left: 4px;
}

/* --- Hero --- */
.hero {
    text-align: center;
    padding: 60px 20px 40px;
}

.hero h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--accent), var(--accent-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero h1::after {
    content: " 🍁";
    -webkit-text-fill-color: initial;
    color: var(--accent-warm);
}

.hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 500px;
    margin: 0 auto;
}

.hero .maple-tag {
    display: inline-block;
    margin-top: 12px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-warm);
}

/* --- Disclaimer Banner --- */
.disclaimer {
    background: transparent;
    border: none;
    padding: 8px 20px;
    text-align: center;
    margin: 0 20px 20px;
    font-size: 0.72rem;
    color: var(--text-muted);
    opacity: 0.65;
}

.disclaimer strong {
    color: var(--accent);
}

/* --- Ticker / Marquee Banner --- */
.ticker-wrap {
    overflow: hidden;
    background: var(--accent-dim);
    border-top: 1px solid rgba(0, 212, 170, 0.12);
    border-bottom: 1px solid rgba(0, 212, 170, 0.12);
    padding: 10px 0;
    margin-bottom: 30px;
    cursor: default;
}

.ticker-track {
    display: flex;
    white-space: nowrap;
    will-change: transform;
}

.ticker-inner {
    display: flex;
    white-space: nowrap;
    flex-shrink: 0;
}

.ticker-item {
    display: inline-block;
    padding: 0 50px;
    font-size: 0.85rem;
    color: var(--text);
    font-weight: 450;
    user-select: none;
}

/* --- Product Grid --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    padding: 0 20px 40px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.product-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.product-icon img {
    opacity: 0.85;
    transition: opacity 0.2s;
}

.product-card:hover .product-icon img {
    opacity: 1;
}

.product-icon-lg {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 12px;
}

.product-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 8px;
}

.product-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.product-alias {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.product-specs {
    display: flex;
    gap: 12px;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.product-specs span {
    background: rgba(255,255,255,0.04);
    padding: 2px 8px;
    border-radius: 4px;
}

.product-description {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 16px;
    flex-grow: 1;
}

.product-card-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.product-price {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
}

.stock-status {
    font-size: 0.8rem;
    font-weight: 600;
}

.stock-status.in-stock { color: var(--success); }
.stock-status.low-stock { color: var(--warning); }
.stock-status.out-of-stock { color: var(--danger); }

.add-to-cart-form {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
}

.qty-input {
    width: 60px;
    padding: 8px 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.9rem;
    text-align: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
}

.btn-primary:hover {
    background: var(--accent-hover);
    color: var(--bg);
}

.btn-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.25);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.82rem;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}

/* --- Product Detail --- */
.product-detail {
    max-width: 700px;
    margin: 40px auto;
    padding: 0 20px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.product-detail-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
}

.product-detail-card .product-name {
    font-size: 1.6rem;
}

.product-detail-card .product-price {
    font-size: 1.8rem;
    margin: 16px 0;
}

.features-list {
    list-style: none;
    margin: 16px 0;
}

.features-list li {
    padding: 6px 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.features-list li::before {
    content: "▸ ";
    color: var(--accent);
}

/* --- Cart --- */
.cart-page {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

.cart-empty {
    text-align: center;
    padding: 60px 20px;
}

.cart-empty p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.cart-items {
    margin-bottom: 24px;
}

.cart-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    font-size: 1rem;
}

.cart-item-meta {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cart-item-subtotal {
    font-weight: 700;
    color: var(--accent);
    min-width: 70px;
    text-align: right;
}

.cart-total {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.cart-total span:last-child {
    font-weight: 700;
    color: var(--accent);
    font-size: 1.4rem;
}

.cart-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* --- Checkout --- */
.checkout-page {
    max-width: 700px;
    margin: 40px auto;
    padding: 0 20px;
}

.checkout-summary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 24px;
}

.checkout-summary h3 {
    font-size: 1rem;
    margin-bottom: 12px;
    color: var(--text-muted);
}

.checkout-summary-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 0.9rem;
}

.checkout-summary-total {
    display: flex;
    justify-content: space-between;
    padding: 12px 0 0;
    margin-top: 12px;
    border-top: 1px solid var(--border);
    font-weight: 700;
    font-size: 1.1rem;
}

.form-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
}

.form-section h3 {
    font-size: 1rem;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.95rem;
    font-family: var(--font);
    transition: border-color 0.2s;
}

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

.form-group textarea {
    min-height: 80px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-error {
    color: var(--danger);
    font-size: 0.82rem;
    margin-top: 4px;
}

.form-disclaimer {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin: 12px 0;
    padding: 8px 12px;
    opacity: 0.7;
}

/* --- Messages --- */
.alert {
    padding: 12px 20px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: var(--success);
}

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

/* --- Order Confirmation --- */
.confirmation-page {
    max-width: 600px;
    margin: 60px auto;
    padding: 0 20px;
    text-align: center;
}

.confirmation-icon {
    width: 72px;
    height: 72px;
    background: rgba(0, 212, 170, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
}

.confirmation-page h2 {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.confirmation-page .order-id {
    color: var(--accent);
    font-family: monospace;
    font-size: 1.1rem;
    padding: 8px 16px;
    background: var(--accent-dim);
    border-radius: 6px;
    display: inline-block;
    margin: 12px 0;
}

.confirmation-page p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* --- Admin --- */
.admin-login {
    max-width: 400px;
    margin: 100px auto;
    padding: 0 20px;
}

.admin-login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}

.admin-login-card h2 {
    text-align: center;
    margin-bottom: 24px;
}

.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 220px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 24px 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
}

.admin-sidebar h2 {
    font-size: 1.1rem;
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 12px;
}

.admin-sidebar nav a {
    display: block;
    padding: 10px 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: all 0.2s;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active {
    background: var(--accent-dim);
    color: var(--accent);
}

.admin-main {
    margin-left: 220px;
    flex: 1;
    padding: 30px;
}

.admin-main h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

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

.admin-table th,
.admin-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.admin-table th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.admin-table tr:hover td {
    background: rgba(255,255,255,0.01);
}

.stock-edit-form {
    display: flex;
    align-items: center;
    gap: 6px;
}

.stock-edit-form input[type="number"] {
    width: 70px;
    padding: 5px 8px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-size: 0.85rem;
}

.stock-edit-form button {
    padding: 5px 12px;
    font-size: 0.8rem;
}

.stock-admin-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.stock-admin-badge.high { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.stock-admin-badge.medium { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.stock-admin-badge.low { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

/* --- Footer --- */
.site-footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-muted);
    font-size: 0.82rem;
    border-top: 1px solid var(--border);
    margin-top: 40px;
}

.site-footer strong {
    color: var(--accent);
}

.site-footer .site-origin {
    margin-top: 4px;
    font-size: 0.78rem;
    color: var(--accent-warm);
}

.site-footer .site-origin span {
    display: inline-block;
}

.site-footer .footer-disclaimer {
    margin-top: 4px;
    font-size: 0.65rem;
    color: #555;
    opacity: 0.6;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 14px;
    }
    .hero h1 { font-size: 1.6rem; }
    .form-row { grid-template-columns: 1fr; }
    .cart-item { flex-direction: column; align-items: flex-start; }
    .cart-item-actions { width: 100%; justify-content: space-between; }
    .admin-sidebar { width: 100%; position: relative; }
    .admin-main { margin-left: 0; }
    .admin-layout { flex-direction: column; }
    .admin-table { font-size: 0.8rem; }
    .admin-table th, .admin-table td { padding: 8px 10px; }
    .header-inner { flex-direction: column; gap: 12px; }
    .product-detail-card { padding: 20px; }
}