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

:root {
    --bg-main: #090a0f;
    --bg-surface: #11131a;
    --bg-surface-elevated: #181b24;
    --bg-surface-hover: #202430;
    
    --border-subtle: rgba(255, 255, 255, 0.07);
    --border-focus: rgba(99, 102, 241, 0.5);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --accent-primary: #6366f1;
    --accent-primary-hover: #4f46e5;
    --accent-glow: rgba(99, 102, 241, 0.18);
    
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --success-border: rgba(16, 185, 129, 0.25);
    
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --warning-border: rgba(245, 158, 11, 0.25);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-modal: 0 20px 50px rgba(0, 0, 0, 0.7);
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Subtle grid background */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.12) 0%, transparent 60%),
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation Bar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(9, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
}

.brand-badge {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.3);
}

.brand-text {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    color: #34d399;
    background: rgba(52, 211, 153, 0.1);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(52, 211, 153, 0.2);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: #34d399;
    border-radius: 50%;
    box-shadow: 0 0 8px #34d399;
}

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

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.btn-primary {
    background: #ffffff;
    color: #090a0f;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    background: #e2e8f0;
    transform: translateY(-1px);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border-color: var(--border-subtle);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
}

.btn-telegram {
    background: #229ED9;
    color: #ffffff;
}

.btn-telegram:hover {
    background: #1b8ec5;
    box-shadow: 0 4px 14px rgba(34, 158, 217, 0.35);
}

/* Hero Section */
.hero {
    padding: 70px 0 40px;
    text-align: center;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: #ffffff;
    max-width: 780px;
    margin: 0 auto 16px;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 580px;
    margin: 0 auto 32px;
    font-weight: 400;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

/* Feature Badges */
.feature-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    padding: 16px 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 48px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.825rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.feature-icon {
    font-size: 1rem;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.chips-wrapper {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: 4px;
}
.chips-wrapper::-webkit-scrollbar { display: none; }

.chip {
    padding: 7px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.15s ease;
}

.chip:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
    background: var(--bg-surface-elevated);
}

.chip.active {
    background: #ffffff;
    color: #090a0f;
    border-color: #ffffff;
}

.search-box {
    position: relative;
    min-width: 240px;
}

.search-box input {
    width: 100%;
    height: 38px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0 12px 0 34px;
    font-family: inherit;
    font-size: 0.85rem;
    color: var(--text-primary);
    outline: none;
    transition: all 0.15s ease;
}

.search-box input:focus {
    border-color: var(--accent-primary);
    background: var(--bg-surface-elevated);
}

.search-box-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.product-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.2s ease;
}

.product-card:hover {
    background: var(--bg-surface-elevated);
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.card-top {
    margin-bottom: 16px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.badge-tag {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.badge-instant {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid var(--success-border);
}

.badge-manual {
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid var(--warning-border);
}

.stock-tag {
    font-size: 0.725rem;
    color: var(--text-muted);
    font-weight: 600;
}

.card-category {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
    line-height: 1.35;
}

.card-desc {
    font-size: 0.825rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-duration {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
}

.card-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.price-box {
    display: flex;
    flex-direction: column;
}

.price-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 600;
}

.price-value {
    font-size: 1.15rem;
    font-weight: 800;
    color: #ffffff;
    font-family: 'JetBrains Mono', monospace;
}

.btn-card-buy {
    padding: 7px 14px;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--accent-primary);
    color: #ffffff;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background 0.15s ease;
}

.btn-card-buy:hover {
    background: var(--accent-primary-hover);
}

/* Modal Tracking */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(12px);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-xl);
    max-width: 480px;
    width: 100%;
    padding: 28px;
    box-shadow: var(--shadow-modal);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.modal-title {
    font-size: 1.2rem;
    font-weight: 700;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
}

.modal-close:hover {
    color: var(--text-primary);
}

.result-card {
    margin-top: 16px;
    padding: 16px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
}

.result-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.result-row:last-child {
    border-bottom: none;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: 32px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--text-primary);
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }
    .feature-row {
        gap: 16px;
        justify-content: flex-start;
    }
    .products-grid {
        grid-template-columns: 1fr;
    }
}