/* Root Variables - Onyx & Gold Precious Metals Theme */
:root {
    --bg-dark: #0b0f15; /* Onyx Black */
    --bg-onyx: #121822; /* Slightly Lighter Onyx */
    --bg-card: rgba(18, 24, 34, 0.7);
    --bg-card-hover: rgba(25, 34, 48, 0.9);
    --primary: #d4af37; /* Metallic Gold */
    --primary-glow: rgba(212, 175, 55, 0.15);
    --primary-hover: #b89626; /* Darker Gold */
    --silver: #c0c0c0;
    --palladium: #b4c2cd;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(212, 175, 55, 0.15);
    --border-color-hover: rgba(212, 175, 55, 0.4);
    --font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    --font-heading: 'Playfair Display', serif;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-family);
}

body {
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Navigation */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(11, 15, 21, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 75px;
}

.logo {
    font-size: 1.35rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    color: var(--primary);
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--primary);
}

.nav-btn {
    text-decoration: none;
    background: var(--primary-glow);
    color: var(--primary);
    border: 1px solid var(--border-color);
    padding: 0.55rem 1.1rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition-smooth);
}

.nav-btn:hover {
    background: var(--primary);
    color: var(--bg-dark);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(11,15,21,1) 0%, rgba(11,15,21,0.85) 40%, rgba(11,15,21,0.4) 100%);
    z-index: 2;
}

.hero-container {
    position: relative;
    z-index: 3;
}

.hero-content {
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.3);
    padding: 0.4rem 1.1rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--primary);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 600;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
}

.gold-gradient {
    background: linear-gradient(135deg, #f9f295 0%, #d4af37 50%, #b89626 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

@media (max-width: 640px) {
    .hero-buttons {
        flex-direction: column;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.8rem;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.btn-large {
    padding: 1.15rem 2.75rem;
    font-size: 1.05rem;
}

.btn-gold {
    background: linear-gradient(135deg, #d4af37 0%, #b89626 100%);
    color: var(--bg-dark);
    border: none;
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.2);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(212, 175, 55, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

/* Common Section */
.section {
    padding: 100px 0;
}
.bg-dark { background-color: var(--bg-dark); }
.bg-onyx { background-color: var(--bg-onyx); }
.text-center { text-align: center; }

.section-heading { margin-bottom: 4rem; }

.tag {
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    display: block;
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 600;
    color: var(--text-main);
}

.underline {
    width: 60px;
    height: 3px;
    background: var(--primary);
    margin: 1.25rem auto 0;
}

.section-subtitle {
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* Metals Grid */
.metals-grid {
    grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 768px) {
    .metals-grid { grid-template-columns: 1fr; }
}

.metal-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.metal-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
}

.gold-card::before { background: var(--primary); }
.silver-card::before { background: var(--silver); }
.palladium-card::before { background: var(--palladium); }

.metal-card:hover {
    transform: translateY(-8px);
    background: var(--bg-card-hover);
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
}

.gold-card:hover { border-color: rgba(212, 175, 55, 0.3); }
.silver-card:hover { border-color: rgba(192, 192, 192, 0.3); }
.palladium-card:hover { border-color: rgba(180, 194, 205, 0.3); }

.metal-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}
.gold-card .metal-icon { color: var(--primary); }
.silver-card .metal-icon { color: var(--silver); }
.palladium-card .metal-icon { color: var(--palladium); }

.metal-card h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.metal-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Process Section */
.process-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
@media (max-width: 900px) {
    .process-split { grid-template-columns: 1fr; }
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.timeline-step {
    display: flex;
    gap: 1.5rem;
}

.step-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.step-content h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.step-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.img-fluid {
    width: 100%;
    height: auto;
    display: block;
}

.rounded-shadow {
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.6);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Partner Redirect Section */
.cta-section {
    position: relative;
    padding: 120px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.cta-glow {
    position: absolute;
    top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, transparent 60%);
    filter: blur(50px);
    pointer-events: none;
}

.cta-container {
    max-width: 720px;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    margin-bottom: 1.5rem;
}

.cta-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.cta-buttons { margin-bottom: 2rem; }

.partner-note {
    font-size: 0.85rem;
    color: var(--text-muted);
}
.partner-note a {
    color: var(--primary);
    text-decoration: none;
}
.partner-note a:hover { text-decoration: underline; }

/* Footer Section */
.main-footer {
    background-color: #07090c;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 3rem 0;
    font-size: 0.85rem;
    color: #64748b;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
@media (max-width: 768px) {
    .footer-container { flex-direction: column; gap: 1rem; text-align: center; }
}
.footer-links a { color: #64748b; text-decoration: none; }
.footer-links a:hover { color: var(--primary); }