@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* ─── Design Tokens ──────────────────────────────────────────────────────── */
:root {
    --primary:       #6366f1;
    --primary-dark:  #4f46e5;
    --primary-light: #a5b4fc;
    --secondary:     #ec4899;
    --accent:        #f59e0b;
    --success:       #10b981;
    --bg-main:       #f1f5ff;
    --bg-card:       #ffffff;
    --bg-glass:      rgba(255,255,255,0.65);
    --text-main:     #1e293b;
    --text-muted:    #64748b;
    --border:        rgba(99,102,241,0.15);
    --radius-sm:     10px;
    --radius-md:     18px;
    --radius-lg:     28px;
    --radius-xl:     40px;
    --shadow-sm:     0 4px 6px -1px rgba(99,102,241,0.08);
    --shadow-md:     0 20px 40px -8px rgba(99,102,241,0.18);
    --shadow-lg:     0 30px 60px -12px rgba(99,102,241,0.25);
    --transition:    all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient:      linear-gradient(135deg, var(--primary), var(--secondary));
}

[data-theme="dark"] {
    --bg-main:     #080c1a;
    --bg-card:     #111827;
    --bg-glass:    rgba(17,24,39,0.75);
    --text-main:   #f1f5f9;
    --text-muted:  #94a3b8;
    --border:      rgba(99,102,241,0.25);
    --shadow-sm:   0 4px 6px -1px rgba(0,0,0,0.4);
    --shadow-md:   0 20px 40px -8px rgba(0,0,0,0.5);
    --shadow-lg:   0 30px 60px -12px rgba(0,0,0,0.6);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.4s, color 0.4s;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 10% -10%, rgba(99,102,241,0.12) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 90% 110%, rgba(236,72,153,0.10) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.app-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* ─── Header / Nav ──────────────────────────────────────────────────────── */
header {
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    pointer-events: none;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.logo .emoji { -webkit-text-fill-color: initial; font-size: 1.6rem; }

.nav-actions { display: flex; align-items: center; gap: 8px; }

.lang-toggle {
    display: flex;
    background: var(--bg-main);
    padding: 4px;
    border-radius: 10px;
    border: 1px solid var(--border);
}

.lang-toggle button {
    border: none;
    background: transparent;
    padding: 6px 14px;
    border-radius: 7px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.82rem;
    color: var(--text-muted);
    transition: var(--transition);
    font-family: 'Outfit', sans-serif;
}

.lang-toggle button.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 2px 8px rgba(99,102,241,0.4);
}

.icon-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-muted);
    transition: var(--transition);
    position: relative;
}

.icon-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(99,102,241,0.35);
}

.icon-btn.active { color: var(--secondary); background: #fdf2f8; border-color: var(--secondary); }

.badge-small {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--secondary);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(236,72,153,0.5);
}

@keyframes pulse-mic {
    0%   { transform: scale(1);   box-shadow: 0 0 0 0 rgba(236,72,153,0.5); }
    50%  { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(236,72,153,0); }
    100% { transform: scale(1);   box-shadow: 0 0 0 0 rgba(236,72,153,0); }
}
.icon-btn.pulsing { animation: pulse-mic 1.2s infinite; }

/* ─── Hero ──────────────────────────────────────────────────────────────── */
.hero {
    text-align: center;
    padding: 80px 0 50px;
    animation: fadeInUp 0.8s ease-out both;
}

h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 18px;
    letter-spacing: -0.03em;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto 48px;
    font-weight: 400;
}

/* ─── Search Box ────────────────────────────────────────────────────────── */
.search-container { max-width: 820px; margin: 0 auto; }

.search-box {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    padding: 8px 8px 8px 16px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md), 0 0 0 1px var(--border);
    transition: var(--transition);
}

.search-box:focus-within {
    box-shadow: var(--shadow-lg), 0 0 0 2px var(--primary);
    transform: translateY(-3px);
}

.search-box input {
    flex: 1;
    border: none;
    outline: none;
    padding: 8px 10px;
    font-size: 1.05rem;
    font-family: 'Outfit', sans-serif;
    color: var(--text-main);
    background: transparent;
}

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

.search-box .icon-btn {
    background: transparent;
    border: none;
    box-shadow: none;
    width: 36px;
    height: 36px;
}

.search-box .icon-btn:hover {
    background: var(--bg-main);
    border: none;
    box-shadow: none;
    color: var(--primary);
    transform: scale(1.1);
}

#search-btn {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Outfit', sans-serif;
    box-shadow: 0 6px 20px rgba(99,102,241,0.4);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

#search-btn:hover {
    transform: scale(1.04);
    box-shadow: 0 10px 30px rgba(99,102,241,0.55);
}

#search-btn:disabled { opacity: 0.7; cursor: not-allowed; }

/* ─── Story Builder Chips ───────────────────────────────────────────────── */
.story-builder {
    margin-top: 28px;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.story-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 14px;
}

.chip-group {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.chip {
    padding: 7px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    color: var(--text-muted);
    font-family: 'Outfit', sans-serif;
}

.chip:hover { border-color: var(--primary); color: var(--primary); background: rgba(99,102,241,0.06); }
.chip.active {
    background: var(--gradient);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(99,102,241,0.4);
}

/* ─── Suggestion Tags ───────────────────────────────────────────────────── */
.suggestions {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.suggestions > span { color: var(--text-muted); font-size: 0.82rem; font-weight: 600; }

.suggestion-tag {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 5px 14px;
    border-radius: 100px;
    font-size: 0.82rem;
    color: var(--primary);
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
}

.suggestion-tag:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99,102,241,0.35);
}

/* ─── Feature Cards (Initial State) ─────────────────────────────────────── */
.initial-state { padding: 50px 0; animation: fadeInUp 0.8s ease-out 0.3s both; }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.feature-card {
    text-align: center;
    padding: 32px 24px;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 14px;
    display: block;
}

.feature-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p  { font-size: 0.9rem; color: var(--text-muted); }

/* ─── Results Section ───────────────────────────────────────────────────── */
.results {
    padding: 50px 0;
    animation: fadeInUp 0.6s ease-out;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.results-header h2 { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.02em; }

.badge {
    background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(236,72,153,0.12));
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid rgba(99,102,241,0.25);
}

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

/* ─── Product Card ──────────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(99,102,241,0.4);
}

.card-img-container {
    position: relative;
    width: 100%;
    height: 210px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(236,72,153,0.06));
}

.card-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}

.card:hover .card-img-container img { transform: scale(1.08); }

.card-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 55%, rgba(0,0,0,0.45) 100%);
}

.wishlist-toggle {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255,255,255,0.92);
    border: none;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    z-index: 2;
    color: #cbd5e1;
}

.wishlist-toggle:hover  { transform: scale(1.15); background: white; }
.wishlist-toggle.active { color: var(--secondary); background: #fff0f8; }

.card-badge-top {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
}

.card-category-pill {
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(8px);
    color: white;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }

.card-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
}

.card-name { font-size: 1.1rem; font-weight: 800; line-height: 1.3; flex: 1; margin-right: 8px; }

.confidence-pill {
    background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(16,185,129,0.08));
    color: #059669;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 700;
    border: 1px solid rgba(16,185,129,0.25);
    white-space: nowrap;
    flex-shrink: 0;
}

.card-price-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.stock-badge {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 3px 9px;
    border-radius: 100px;
    letter-spacing: 0.04em;
}

.stock-badge.in  { background: rgba(16,185,129,0.12); color: #059669; border: 1px solid rgba(16,185,129,0.3); }
.stock-badge.out { background: rgba(239,68,68,0.10);  color: #dc2626; border: 1px solid rgba(239,68,68,0.25); }

.price {
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent);
}

.reason {
    font-size: 0.9rem;
    color: var(--text-muted);
    background: var(--bg-main);
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    flex-grow: 1;
    line-height: 1.55;
    border-left: 3px solid var(--primary-light);
}

.reason-label {
    font-weight: 700;
    color: var(--text-main);
    display: block;
    margin-bottom: 4px;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--primary);
}

.card-footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.card-meta { display: flex; flex-direction: column; gap: 2px; }
.brand    { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; }
.age-fit  { font-size: 0.8rem; font-weight: 700; color: var(--text-main); }

.buy-btn {
    background: var(--gradient);
    color: white;
    text-decoration: none;
    padding: 9px 18px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 700;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 4px 12px rgba(99,102,241,0.35);
    font-family: 'Outfit', sans-serif;
}

.buy-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 8px 20px rgba(99,102,241,0.5);
}

/* ─── Empty / Initial State ─────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 100px 0;
    animation: fadeInUp 0.6s ease-out;
}

.empty-icon { font-size: 4.5rem; margin-bottom: 20px; display: block; opacity: 0.7; }
.empty-state h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 8px; }
.empty-state p  { color: var(--text-muted); font-size: 1rem; }

/* ─── Toast Notifications ───────────────────────────────────────────────── */
.toast-container {
    position: fixed;
    bottom: 28px;
    right: 28px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 9999;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    max-width: 320px;
    animation: slideInRight 0.4s ease-out;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-main);
}

.toast-info    { border-left: 4px solid var(--primary); }
.toast-error   { border-left: 4px solid var(--secondary); }
.toast-success { border-left: 4px solid var(--success); }

/* ─── Loader ────────────────────────────────────────────────────────────── */
.btn-loader {
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

/* ─── Utility ───────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ─── Animations ────────────────────────────────────────────────────────── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(40px); }
    to   { opacity: 1; transform: translateX(0); }
}

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

@keyframes shimmer {
    0%   { background-position: -400px 0; }
    100% { background-position: 400px 0; }
}

.card { animation: fadeInUp 0.5s ease-out both; }

/* ─── Footer ────────────────────────────────────────────────────────────── */
footer {
    text-align: center;
    padding: 32px 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
    margin-top: 60px;
}

/* ─── RTL ───────────────────────────────────────────────────────────────── */
[lang="ar"] { direction: rtl; }
[lang="ar"] .reason { border-left: none; border-right: 3px solid var(--primary-light); }

/* ─── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    .feature-grid { grid-template-columns: 1fr; }
    .search-box { flex-wrap: wrap; padding: 10px; border-radius: var(--radius-md); }
    #search-btn { width: 100%; justify-content: center; }
    .grid { grid-template-columns: 1fr; }
    .results-header { flex-direction: column; align-items: flex-start; gap: 10px; }
    .nav-actions { gap: 6px; }
}