:root {
    --primary: #ff4500;
    --background: #000000;
    --card-bg: #1a1a1a;
    --text: #ffffff;
    --text-muted: #a1a1aa;
    --container-max: 1200px;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    background-color: var(--background);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.font-display { font-family: 'Oswald', sans-serif; }

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

.text-center { text-align: center; }
.uppercase { text-transform: uppercase; }
.tracking-tight { letter-spacing: -0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }
.mt-8 { margin-top: 2rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-sm { max-width: 24rem; }
.w-full { width: 100%; }
.italic { font-style: italic; }
.font-bold { font-weight: 700; }
.font-light { font-weight: 300; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.text-gray-300 { color: #d1d5db; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-green-500 { color: #22c55e; }
.bg-primary\/5 { background-color: rgba(255, 69, 0, 0.05); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }

.grid { display: grid; gap: 2rem; }
.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }

@media (min-width: 768px) {
    .md\:text-2xl { font-size: 1.5rem; }
    .md\:text-5xl { font-size: 3rem; }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
    .md\:mb-0 { margin-bottom: 0; }
    .md-w-1\/2 { width: 50%; }
    .flex-md-row {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 4rem;
    }
}

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, #1a1a1a 0%, #000000 100%);
    position: relative;
    padding: 4rem 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
    opacity: 0.1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
}

.glow {
    text-shadow: 0 0 20px rgba(255, 69, 0, 0.5);
}

/* Badges & Buttons */
.badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    border-radius: 9999px;
    background: rgba(255, 69, 0, 0.1);
    color: var(--primary);
    border: 1px solid rgba(255, 69, 0, 0.3);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary);
    color: white;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    padding: 1.25rem 2.5rem;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 10px 20px -10px rgba(255, 69, 0, 0.5);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -10px rgba(255, 69, 0, 0.6);
}

/* Sections */
section {
    padding: 6rem 0;
}

.bg-zinc-900\/50 { background-color: rgba(24, 24, 27, 0.5); }
.bg-zinc-900\/30 { background-color: rgba(24, 24, 27, 0.3); }

/* Cards */
.card {
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 1.5rem;
    background-color: rgba(0, 0, 0, 0.4);
    transition: border-color 0.3s ease;
}

.card:hover {
    border-color: rgba(255, 69, 0, 0.3);
}

/* Offer Card */
.offer-card {
    background-color: #000;
    border: 2px solid var(--primary);
    padding: 3rem;
    border-radius: 2rem;
    position: relative;
    box-shadow: 0 0 60px rgba(255, 69, 0, 0.1);
}

.old-price {
    text-decoration: line-through;
    color: #666;
    font-size: 1.5rem;
}

.new-price {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.05em;
}

/* FAQ */
details {
    margin-bottom: 1rem;
}

summary {
    list-style: none;
    cursor: pointer;
    padding: 1.5rem;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

summary::-webkit-details-marker { display: none; }

/* Utilities */
.pulse { animation: pulse 2s infinite; }
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.notification {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 9999;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    max-width: 320px;
}

.notification-hidden { display: none; }

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Lucide Icon Colors */
.text-primary[data-lucide] {
    stroke: var(--primary);
}

/* Responsive Overrides */
@media (max-width: 767px) {
    .hero h1 { font-size: 2.5rem; }
    .new-price { font-size: 3rem; }
    section { padding: 4rem 0; }
    .offer-card { padding: 2rem 1.5rem; }
}