/**
 * ShibeShip v2.0 - Main Stylesheet
 * Modern, responsive design with dark/light mode support
 */

:root {
    /* Light Mode Colors - Dogecoin Brand Colors (modernized) */
    --primary-color: #F4D03F;    /* warm gold */
    --primary-600: #F0B90D;     /* stronger accent */
    --accent-color: #111827;    /* dark slate for text/accents */
    --background: linear-gradient(180deg, #fffdf6 0%, #f6f2e1 100%);
    --surface: #ffffff;
    --text-primary: #0b1220;
    --text-secondary: #6b7280;
    --muted: #9CA3AF;
    --border-color: rgba(16,24,40,0.06);
    --success: #27AE60;
    --warning: #F39C12;
    --error: #E74C3C;
    --shadow: 0 6px 20px rgba(14,18,36,0.06);
    --glass-bg: rgba(255,255,255,0.6);
    --hero-gradient: linear-gradient(135deg, rgba(244,208,63,0.12) 0%, rgba(240,185,13,0.06) 40%, rgba(17,24,39,0.02) 100%);

.dark-mode {
    /* Dark Mode Colors - Dogecoin Theme */
    --background: #1A1A1A;
    --surface: #2C2C2C;
    --text-primary: #F4D03F;
    --text-secondary: #BDC3C7;
    --border-color: #F39C12;
    --shadow: rgba(244, 208, 63, 0.3);
}

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

body {
    font-family: 'Comic Neue', sans-serif;
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background 0.3s, color 0.3s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(6px) saturate(120%);
    -webkit-backdrop-filter: blur(6px) saturate(120%);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
    position: sticky;
    top: 12px;
    margin: 0.5rem 0;
    z-index: 1000;
    box-shadow: var(--shadow);
    border-radius: 12px;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    height: 44px;
    width: 44px;
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(244,208,63,0.15), rgba(240,185,13,0.08));
    padding: 6px;
    box-shadow: 0 2px 6px rgba(16,24,40,0.06);
}

/* Dark mode navbar tweaks (user requested better top bar colors) */
.dark-mode .navbar {
    background: rgba(6,8,12,0.7);
    border: 1px solid rgba(244,208,63,0.06);
    color: #EDEDED;
}

.dark-mode .nav-brand a span {
    color: var(--primary-600);
}

.dark-mode .nav-link {
    color: rgba(255,255,255,0.9);
}

.dark-mode .nav-link:hover {
    background: rgba(255,255,255,0.03);
    color: var(--primary-600);
}

/* Categories bar (collapsed icons -> expand on hover/click) */
.categories-bar {
    position: fixed;
    left: 18px;
    top: 110px;
    width: 64px;
    background: rgba(255,255,255,0.02);
    border-radius: 12px;
    padding: 8px 8px;
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: width 220ms ease, transform 180ms ease, opacity 180ms ease;
    box-shadow: 0 6px 18px rgba(2,6,23,0.06);
}

.categories-bar.expanded { width: 260px; }
.categories-bar.hidden { transform: translateX(-96%); opacity: 0; }

.categories-bar .cat-header { display:flex; justify-content:flex-end; align-items:center; gap:6px; padding:4px 6px; }
.categories-bar .cat-list { display:flex; flex-direction:column; gap:6px; }

.cat-item {
    display:flex;
    align-items:center;
    gap:12px;
    padding: 10px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    background: transparent;
    transition: background 160ms ease, color 160ms ease;
}

.cat-item .material-icons { font-size: 1.6rem; color: var(--primary-600); }
.cat-item .cat-label { display:none; font-weight:700; color:var(--accent-color); }

.categories-bar.expanded .cat-item .cat-label { display:inline-block; }
.categories-bar .cat-sublist { margin-left: 36px; margin-top: 6px; display:none; gap:6px; flex-direction:column; }
.categories-bar.expanded .cat-sublist { display:flex; }

/* Hide on small screens */
@media (max-width: 768px) {
    .categories-bar { display: none; }
}

.nav-brand a span {
    font-weight: 800;
    letter-spacing: 0.4px;
    color: var(--accent-color);
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.brand-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    transition: background 0.3s;
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
}

.nav-link:hover {
    background: rgba(240,185,13,0.08);
    color: var(--accent-color);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.5rem;
}

.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 12px var(--shadow);
    min-width: 150px;
    display: none;
    z-index: 100;
}

.nav-dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: background 0.3s;
}

.dropdown-item:hover {
    background: var(--border-color);
}

/* Curtain Menu */
.curtain-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: none;
}

.curtain-menu.active {
    display: block;
}

.curtain-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.curtain-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 90%;
    max-width: 400px;
    height: 100%;
    background: var(--surface);
    box-shadow: 4px 0 20px var(--shadow);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.curtain-menu.active .curtain-content {
    transform: translateX(0);
}

.curtain-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.curtain-close {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.5rem;
}

.curtain-body {
    padding: 1rem;
}

.category-item {
    margin-bottom: 1rem;
}

.category-item > a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    transition: background 0.3s;
    font-weight: 600;
}

.category-item > a:hover {
    background: var(--border-color);
}

.subcategories {
    margin-left: 3rem;
    margin-top: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.subcategory-link {
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    transition: background 0.3s;
}

.subcategory-link:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 0 6rem 0;
    margin-bottom: 3rem;
    background-image: var(--hero-gradient);
    border-radius: 14px;
    padding-top: 3.5rem;
    position: relative;
    overflow: visible;
}

/* subtle decorative circle */
.hero::before {
    content: '';
    position: absolute;
    right: -6%;
    top: -18%;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle at 30% 30%, rgba(244,208,63,0.18), rgba(240,185,13,0.08) 40%, rgba(17,24,39,0.02));
    filter: blur(34px);
    pointer-events: none;
    transform: rotate(6deg);
}

.hero-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

.hero-logo {
    max-width: 180px;
    margin-bottom: 1rem;
    height: auto;
    filter: drop-shadow(0 10px 26px rgba(14,18,36,0.08));
}

.hero h1 {
    font-size: 2.6rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.hero p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.hero .btn {
    padding: 1rem 2rem;
    font-size: 1.05rem;
    border-radius: 999px;
    box-shadow: 0 10px 26px rgba(240,185,13,0.12);
    animation: ctaPulse 4s ease-in-out infinite;
}

@keyframes ctaPulse {
    0% { transform: translateY(0); box-shadow: 0 10px 26px rgba(240,185,13,0.12); }
    50% { transform: translateY(-3px); box-shadow: 0 18px 36px rgba(240,185,13,0.14); }
    100% { transform: translateY(0); box-shadow: 0 10px 26px rgba(240,185,13,0.12); }
}

/* Footer */
.footer {
    background: transparent;
    padding: 3rem 0 2rem 0;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-600);
}

.footer-section a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.2s;
}

.footer-section a:hover {
    color: var(--primary-600);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(16,24,40,0.04);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-600));
    color: #091021;
    text-decoration: none;
    border: none;
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
    box-shadow: 0 6px 18px rgba(240,185,13,0.12);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(240,185,13,0.12);
}

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

.btn-success {
    background: linear-gradient(90deg, #34d399, #10b981);
    color: white;
}

.btn-danger {
    background: linear-gradient(90deg, #ff7a7a, #ff4d4d);
    color: white;
}

.btn.ghost {
    background: transparent;
    color: var(--primary-600);
    border: 1px dashed rgba(240,185,13,0.25);
}

/* Cards */
.card {
    background: linear-gradient(180deg, rgba(255,255,255,0.94), rgba(255,255,255,0.9));
    border: 1px solid rgba(16,24,40,0.04);
    border-radius: 14px;
    padding: 1.25rem;
    box-shadow: 0 8px 24px rgba(16,24,40,0.06);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    overflow: hidden;
    position: relative;
    will-change: transform, opacity;
    animation: fadeUp 420ms cubic-bezier(.2,.9,.3,1) both;
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 44px rgba(16,24,40,0.10);
}

.card-img {
    border-radius: 10px;
    width: 100%;
    height: 200px;
    object-fit: cover;
    margin-bottom: 1rem;
    transition: transform 0.18s ease;
}

.card:hover .card-img { transform: scale(1.03); }

.card .actions {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 8px;
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
    transition: opacity 180ms ease, transform 180ms ease;
}

.card:hover .actions {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.btn-quick {
    padding: 0.45rem 0.6rem;
    background: rgba(255,255,255,0.9);
    border: 1px solid rgba(16,24,40,0.06);
    color: var(--accent-color);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
}

.btn-cart {
    padding: 0.45rem 0.6rem;
    background: linear-gradient(90deg, rgba(244,208,63,0.14), rgba(240,185,13,0.18));
    color: var(--primary-600);
    border-radius: 8px;
    font-weight: 800;
    font-size: 0.85rem;
    cursor: pointer;
    border: none;
}

.price {
    font-weight: 900;
    color: var(--primary-600);
    font-size: 1.05rem;
    margin-top: 0.5rem;
}

.vendor a { color: var(--accent-color); }

.price-badge {
    display: inline-block;
    background: linear-gradient(90deg, rgba(244,208,63,0.12), rgba(240,185,13,0.18));
    color: var(--primary-600);
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-weight: 800;
    font-size: 0.9rem;
    margin-left: 0.5rem;
}

/* Animations */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    background: var(--background);
    color: var(--text-primary);
    transition: border-color 0.3s;
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--surface);
        flex-direction: column;
        padding: 1rem;
        border-top: 1px solid rgba(16,24,40,0.04);
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .curtain-content {
        width: 100%;
        max-width: 100%;
    }
    
    .card {
        padding: 1rem;
    }
    
    .card-img { height: 160px; }
}

/* Modal (Quick View) */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(2,6,23,0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 3000;
}

.modal-backdrop.active { display: flex; }

.modal {
    background: linear-gradient(180deg, #ffffff, #fbfaf7);
    width: min(760px, 95%);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: 0 20px 60px rgba(2,6,23,0.4);
}

.modal .modal-body { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; align-items: start; }
.modal img { width: 100%; height: auto; border-radius: 10px; }
.modal .close-btn { background: none; border: none; font-size: 1.25rem; cursor: pointer; }

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Alert Styles */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
}

.alert-success {
    background: #e8f5e9;
    border: 2px solid #4caf50;
    color: #2e7d32;
}

.alert-error {
    background: #ffebee;
    border: 2px solid #f44336;
    color: #c62828;
    text-align: center;
    padding: 1.5rem;
}

.alert-error img {
    display: block;
    margin: 0 auto 1rem;
    max-width: 150px;
}