:root {
    --gold: #D4AF37;
    --gold-glow: rgba(212, 175, 55, 0.3);
    --obsidian: #0d0e12;
    --card-bg: #16181d;
    --text-slate: #94a3b8;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--obsidian);
    color: white;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Performance Optimized Backgrounds - Using Gradients instead of large Blurs */
.bg-mesh {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: 
        radial-gradient(circle at 90% 10%, rgba(212, 175, 55, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 10% 90%, rgba(30, 58, 138, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

/* Nav Optimization */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 50;
    background: rgba(13, 14, 18, 0.9); /* Simplified for mobile performance */
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    box-sizing: border-box;
}

@supports (backdrop-filter: blur(10px)) {
    nav {
        backdrop-filter: blur(10px);
        background: rgba(13, 14, 18, 0.7);
    }
}

.nav-logo {
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-logo:hover { color: var(--gold); }

.nav-btn {
    background: var(--gold);
    color: black;
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.5rem 1.2rem;
    border-radius: 8px;
    text-decoration: none;
    transition: transform 0.3s;
}

.nav-btn:hover { transform: scale(1.05); }

/* Layout Utilities */
.container-max {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero {
    min-h: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 120px;
    padding-bottom: 80px;
}

.flex-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

@media (min-width: 1024px) {
    .flex-center {
        flex-direction: row;
        text-align: left;
    }
}

/* Components */
.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    background: rgba(212, 175, 55, 0.05);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 100px;
    margin-bottom: 2rem;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    line-height: 1.1;
    margin: 0 0 2rem 0;
}

.text-gold { color: var(--gold); }
.italic { font-style: italic; }

.description {
    font-size: 1.125rem;
    color: var(--text-slate);
    line-height: 1.7;
    margin-bottom: 3rem;
    max-width: 600px;
}

.cta-button {
    display: inline-block;
    width: 100%;
    background: var(--gold);
    color: black;
    font-weight: 900;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    padding: 1.5rem 2rem;
    border-radius: 16px;
    text-decoration: none;
    text-align: center;
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.15);
    transition: all 0.3s;
    box-sizing: border-box;
}

@media (min-width: 768px) {
    .cta-button { width: auto; padding: 1.5rem 3rem; }
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
}

.features-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #64748b;
}

@media (min-width: 1024px) {
    .features-meta { justify-content: flex-start; }
}

/* Image Wrapper */
.image-wrapper {
    position: relative;
    width: 100%;
    max-width: 440px;
}

.image-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(to right, var(--gold), #854d0e);
    border-radius: 32px;
    opacity: 0.2;
    filter: blur(10px);
}

.image-container {
    position: relative;
    background: var(--obsidian);
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.image-container img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

.image-wrapper:hover .image-container img {
    transform: scale(1.05);
}

/* Grid Section */
.grid-section {
    padding: 8rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .feature-grid { grid-template-columns: repeat(3, 1fr); }
}

.feature-card {
    padding: 2.5rem;
    background: linear-gradient(135deg, #16181d 0%, #0d0e12 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 32px;
    transition: border-color 0.3s;
}

.feature-card:hover { border-color: rgba(212, 175, 55, 0.3); }

.card-num {
    width: 3rem;
    height: 3rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-weight: 800;
    margin-bottom: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 900;
    margin: 0 0 1rem 0;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.feature-card p {
    color: var(--text-slate);
    line-height: 1.6;
    margin: 0;
}

/* Long Copy Section */
.copy-section {
    max-width: 850px;
    margin: 0 auto;
    padding: 6rem 1.5rem;
    text-align: center;
}

.copy-section h2 {
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
}

.copy-card {
    background: rgba(22, 24, 29, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 40px;
    padding: 2.5rem;
    text-align: left;
    font-size: 1.125rem;
    color: #cbd5e1;
    line-height: 1.8;
}

@media (min-width: 768px) {
    .copy-card { padding: 4rem; }
}

/* Final CTA */
.final-cta {
    background: linear-gradient(to bottom right, #16181d, #0d0e12);
    border: 1px solid rgba(212, 175, 55, 0.1);
    border-radius: 48px;
    padding: 4rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 8rem;
}

@media (min-width: 768px) {
    .final-cta { padding: 6rem 4rem; }
}

.final-cta h2 {
    font-size: clamp(1.8rem, 6vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 3rem;
}

.price-box { margin-bottom: 3rem; }
.old-price {
    text-decoration: line-through;
    color: #475569;
    font-size: 1.5rem;
    font-weight: 700;
    margin-right: 1rem;
}
.new-price {
    font-size: 2.5rem;
    font-weight: 900;
}

footer {
    padding: 4rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: 0.5em;
    text-transform: uppercase;
    color: #475569;
}

footer a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s;
}

footer a:hover { color: var(--gold); }