/* ===== AI Search Engine - Modern Theme ===== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-primary: #06060e;
    --bg-secondary: #0d0d1a;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-card-hover: rgba(255, 255, 255, 0.07);
    --bg-glass: rgba(255, 255, 255, 0.06);
    --border-glass: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f0f5;
    --text-secondary: #8888a0;
    --text-muted: #55556a;
    --accent-purple: #7c3aed;
    --accent-cyan: #06b6d4;
    --accent-pink: #ec4899;
    --gradient-main: linear-gradient(135deg, #7c3aed 0%, #06b6d4 100%);
    --gradient-hero: linear-gradient(135deg, rgba(124, 58, 237, 0.15) 0%, rgba(6, 182, 212, 0.08) 100%);
    --gradient-score-high: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --gradient-score-mid: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    --shadow-glow: 0 0 40px rgba(124, 58, 237, 0.15);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 8px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Background ambient effects */
.bg-ambient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-ambient .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: orbFloat 20s ease-in-out infinite;
}

.bg-ambient .orb-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-purple);
    top: -200px;
    right: -100px;
    opacity: 0.12;
}

.bg-ambient .orb-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-cyan);
    bottom: -150px;
    left: -100px;
    opacity: 0.08;
    animation-delay: -10s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

/* ===== LANDING / SEARCH CONTAINER ===== */
.search-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
    z-index: 50;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.search-container.active {
    min-height: auto;
    padding: 24px 20px 16px;
    justify-content: flex-start;
}

/* Logo / Branding */
.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-bottom: 48px;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
}

.logo.hidden {
    opacity: 0;
    height: 0;
    margin: 0;
    overflow: hidden;
    pointer-events: none;
}

.logo-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: var(--gradient-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 8px 32px rgba(124, 58, 237, 0.3);
}

.logo-text {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: 2px;
    /* text-transform: uppercase; */
}

/* Search wrapper */
.search-wrapper {
    width: 100%;
    max-width: 680px;
    position: relative;
    z-index: 100;
    transition: all 0.5s ease;
}

.search-container.active .search-wrapper {
    max-width: 720px;
    margin: 0 auto;
}

.search-input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    width: 100%;
    padding: 18px 110px 18px 24px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-primary);
    outline: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(20px);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-input:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15), var(--shadow-glow);
    background: rgba(255, 255, 255, 0.07);
}

.search-input.has-preview {
    padding-left: 80px;
}

.search-actions {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    gap: 4px;
}

.search-btn {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: none;
    background: var(--gradient-main);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.search-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}

.visual-search-btn {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.visual-search-btn:hover {
    color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.1);
}

.image-preview-container {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 3;
    background: rgba(124, 58, 237, 0.15);
    border-radius: 8px;
    padding: 4px 8px 4px 4px;
    border: 1px solid rgba(124, 58, 237, 0.2);
}

.image-preview-thumb {
    width: 34px;
    height: 34px;
    object-fit: cover;
    border-radius: 6px;
}

.clear-image-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    line-height: 1;
    padding: 0 2px;
}

.clear-image-btn:hover {
    color: var(--accent-pink);
}

/* Autocomplete */
.autocomplete-container {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: rgba(18, 18, 35, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    max-height: 360px;
    overflow-y: auto;
    z-index: 20;
    display: none;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.autocomplete-item {
    padding: 12px 20px;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.autocomplete-item:hover {
    background: rgba(124, 58, 237, 0.1);
    color: var(--text-primary);
}

.autocomplete-item.highlighted {
    background: rgba(124, 58, 237, 0.15);
    color: var(--text-primary);
}

.autocomplete-item i {
    color: var(--accent-purple);
    font-size: 0.8rem;
    width: 16px;
    text-align: center;
}

.autocomplete-item.section-title {
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    pointer-events: none;
    padding-top: 16px;
}

/* ===== CATALOG TOGGLE ===== */
.catalog-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    justify-content: center;
}

.toggle-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.3px;
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    display: inline-block;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    border: 1px solid var(--border-glass);
    cursor: pointer;
    transition: all 0.3s ease;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--text-secondary);
    top: 2px;
    left: 3px;
    transition: all 0.3s ease;
}

.toggle-switch input:checked + .toggle-slider {
    background: rgba(124, 58, 237, 0.3);
    border-color: rgba(124, 58, 237, 0.5);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
    background: var(--accent-purple);
}

/* ===== V2 PRODUCT STYLES ===== */
.hero-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: -4px 0;
}

.hero-rating {
    display: flex;
    align-items: center;
    gap: 8px;
}

.star-rating {
    display: inline-flex;
    gap: 2px;
    color: #f59e0b;
    font-size: 0.85rem;
}

.rating-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.rating-count {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.hero-meta-tag.in-stock {
    color: #10b981;
    border-color: rgba(16, 185, 129, 0.2);
    background: rgba(16, 185, 129, 0.08);
}

.hero-meta-tag.in-stock i {
    color: #10b981;
}

.hero-meta-tag.out-of-stock {
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.2);
    background: rgba(239, 68, 68, 0.08);
}

.hero-meta-tag.out-of-stock i {
    color: #ef4444;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    max-width: 1320px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px 80px;
    position: relative;
    z-index: 1;
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease 0.15s;
}

.main-content.active {
    display: block;
    opacity: 1;
}

/* Results Header */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-top: 8px;
    flex-wrap: wrap;
    gap: 12px;
}

.results-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.results-info h2 {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.results-info h2 span {
    color: var(--text-primary);
    font-weight: 600;
}

.ai-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(124, 58, 237, 0.12);
    border: 1px solid rgba(124, 58, 237, 0.2);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-purple);
    letter-spacing: 0.5px;
}

.ai-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-purple);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.price-filter-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(6, 182, 212, 0.12);
    border: 1px solid rgba(6, 182, 212, 0.2);
    font-size: 0.8rem;
    color: var(--accent-cyan);
}

.price-filter-badge button {
    background: none;
    border: none;
    color: var(--accent-cyan);
    cursor: pointer;
    font-size: 0.9rem;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.price-filter-badge button:hover {
    opacity: 1;
}

.sort-filter select {
    padding: 8px 16px;
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    background: var(--bg-glass);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.85rem;
    cursor: pointer;
    outline: none;
    backdrop-filter: blur(10px);
    transition: border-color 0.2s;
}

.sort-filter select:focus {
    border-color: var(--accent-purple);
}

/* ===== HERO PRODUCT (Top Result) ===== */
.hero-product {
    background: var(--gradient-hero);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 32px;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    align-items: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    animation: heroFadeIn 0.6s ease forwards;
}

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

.hero-product::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    padding: 24px;
    min-height: 360px;
}

.hero-image-wrapper img {
    max-width: 100%;
    max-height: 320px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    transition: transform 0.4s ease;
}

.hero-product:hover .hero-image-wrapper img {
    transform: scale(1.03);
}

.hero-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(124, 58, 237, 0.2);
    border: 1px solid rgba(124, 58, 237, 0.3);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-purple);
}

.hero-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.hero-match-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-cyan);
    margin-bottom: -8px;
}

.hero-score {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.hero-score-value {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-score-high);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hero-score-label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.hero-score-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    overflow: hidden;
    margin-top: -4px;
}

.hero-score-bar-fill {
    height: 100%;
    border-radius: 3px;
    background: var(--gradient-score-high);
    transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-category {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.hero-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.hero-meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.hero-meta-tag i {
    font-size: 0.7rem;
    color: var(--accent-cyan);
}

/* Hero Price */
.hero-price {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-price .current-price {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
}

.hero-price .original-price {
    font-size: 1rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.hero-price .discount-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: #10b981;
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 3px 10px;
    border-radius: 20px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    border: none;
    background: var(--gradient-main);
    color: white;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: 12px;
    border: 1px solid var(--border-glass);
    background: var(--bg-glass);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    border-color: var(--accent-purple);
    color: var(--text-primary);
    background: rgba(124, 58, 237, 0.08);
}

/* ===== PRODUCT GRID ===== */
.grid-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.grid-section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-glass);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

/* Product Card */
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(16px);
    animation: cardFadeIn 0.5s ease forwards;
    cursor: pointer;
    position: relative;
}

@keyframes cardFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card), 0 0 30px rgba(124, 58, 237, 0.08);
}

.product-card .card-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.02);
    position: relative;
    overflow: hidden;
}

.product-card .card-image img {
    max-width: 80%;
    max-height: 85%;
    object-fit: contain;
    transition: transform 0.4s ease;
}

.product-card:hover .card-image img {
    transform: scale(1.05);
}

/* Match Score Badge on Card */
.match-score-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    backdrop-filter: blur(10px);
    z-index: 2;
}

.match-score-badge.high {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.match-score-badge.medium {
    background: rgba(245, 158, 11, 0.2);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #f59e0b;
}

.match-score-badge.low {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.match-score-badge .score-icon {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: currentColor;
}

/* Wishlist button */
.wishlist-btn {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    opacity: 0;
    transition: all 0.25s ease;
    transform: translateY(-4px);
}

.product-card:hover .wishlist-btn {
    opacity: 1;
    transform: translateY(0);
}

.wishlist-btn:hover {
    background: rgba(124, 58, 237, 0.6);
}

.wishlist-btn.active {
    color: var(--accent-pink);
    opacity: 1;
    transform: translateY(0);
}

/* Card Info */
.card-info {
    padding: 16px;
}

.card-category {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.card-meta-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.card-meta-chip i {
    font-size: 0.6rem;
    color: var(--accent-cyan);
}

/* Card Price */
.card-price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.card-price .current-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.card-price .original-price {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.card-price .discount-badge {
    font-size: 0.65rem;
    font-weight: 700;
    color: #10b981;
    background: rgba(16, 185, 129, 0.12);
    padding: 2px 8px;
    border-radius: 12px;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.card-add-btn {
    flex: 1;
    padding: 10px;
    border-radius: var(--radius-sm);
    border: none;
    background: rgba(124, 58, 237, 0.12);
    color: var(--accent-purple);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.card-add-btn:hover {
    background: var(--accent-purple);
    color: white;
}

.card-similar-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-glass);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: all 0.2s ease;
}

.card-similar-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.08);
}

/* ===== LOADING ===== */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 80px 20px;
    grid-column: 1 / -1;
}

.ai-loader {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 3px solid var(--border-glass);
    border-top-color: var(--accent-purple);
    animation: spin 0.8s linear infinite;
    position: relative;
}

.ai-loader::after {
    content: '';
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: var(--accent-cyan);
    animation: spin 1.2s linear infinite reverse;
}

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

.loading-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.loading-text .typing-dots span {
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent-purple);
    animation: typingDot 1.4s ease-in-out infinite;
}

.loading-text .typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-text .typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDot {
    0%, 60%, 100% { opacity: 0.2; transform: translateY(0); }
    30% { opacity: 1; transform: translateY(-4px); }
}

/* ===== NO RESULTS ===== */
.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.no-results i {
    font-size: 2.5rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

/* ===== BACK TO RESULTS ===== */
.back-to-results-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    background: transparent;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: 12px;
}

.back-to-results-btn:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}

/* ===== FLOATING AI ASSISTANT ===== */
.ai-assistant-fab {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 1000;
}

.ai-fab-btn {
    width: 60px;
    height: 60px;
    border-radius: 18px;
    border: none;
    background: var(--gradient-main);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 8px 32px rgba(124, 58, 237, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.ai-fab-btn::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 20px;
    background: var(--gradient-main);
    z-index: -1;
    animation: fabGlow 3s ease-in-out infinite;
}

@keyframes fabGlow {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}

.ai-fab-btn:hover {
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 12px 40px rgba(124, 58, 237, 0.5);
}

.ai-fab-btn .fab-pulse {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-cyan);
    top: 8px;
    right: 8px;
    border: 2px solid var(--bg-primary);
}

.ai-fab-btn .fab-pulse::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--accent-cyan);
    animation: pingPulse 2s ease-out infinite;
}

@keyframes pingPulse {
    0% { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(2); }
}

/* AI Assistant Modal */
.ai-assistant-modal {
    position: fixed;
    bottom: 100px;
    right: 28px;
    width: 380px;
    max-height: 500px;
    background: rgba(14, 14, 28, 0.97);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
    z-index: 1001;
    display: none;
    flex-direction: column;
    overflow: hidden;
    animation: modalSlideUp 0.3s ease;
}

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

.ai-assistant-modal.active {
    display: flex;
}

.ai-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-glass);
}

.ai-modal-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ai-modal-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--gradient-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.ai-modal-title {
    font-size: 0.95rem;
    font-weight: 600;
}

.ai-modal-subtitle {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.ai-modal-close {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.ai-modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.ai-modal-body {
    flex: 1;
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 20px;
}

.coming-soon-icon {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.coming-soon-title {
    font-size: 1.2rem;
    font-weight: 700;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.coming-soon-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 280px;
}

.coming-soon-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 280px;
    text-align: left;
}

.coming-soon-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.coming-soon-feature i {
    color: var(--accent-purple);
    font-size: 0.7rem;
    width: 16px;
    text-align: center;
}

/* ===== TOAST ===== */
.toast-notification {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    background: rgba(20, 20, 40, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: inherit;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 2000;
    animation: toastIn 0.3s ease forwards;
}

.toast-notification.fade-out {
    animation: toastOut 0.3s ease forwards;
}

@keyframes toastIn {
    to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

@keyframes toastOut {
    to { transform: translateX(-50%) translateY(20px); opacity: 0; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .hero-product {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 24px;
    }

    .hero-image-wrapper {
        min-height: 240px;
    }

    .hero-score-value {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 1.3rem;
    }
}

@media (max-width: 640px) {
    .search-input {
        padding: 14px 100px 14px 18px;
        font-size: 0.9rem;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    .logo-icon {
        width: 52px;
        height: 52px;
        font-size: 22px;
    }

    .hero-product {
        padding: 20px;
    }

    .hero-image-wrapper {
        min-height: 200px;
        padding: 16px;
    }

    .hero-score-value {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 12px;
    }

    .product-card .card-image {
        height: 150px;
    }

    .results-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .ai-assistant-modal {
        right: 12px;
        left: 12px;
        width: auto;
        bottom: 96px;
    }
}