:root {
    --color-bg-main: #2e1a12; /* Light Fiery Brown / Warm Charcoal */
    --color-bg-gradient-start: #3d2419;
    --color-bg-gradient-end: #1c0f0a;
    --color-neon-blue: #00A3FF;
    --color-neon-yellow: #FFD700; /* Yellow for highlights */
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #999999;
    --color-gold: #FFD700; /* Yellow for CTA */
    --color-moss: #4E6B3D;
    --color-white: #FFFFFF;
    
    --font-heading: "Inter", system-ui, -apple-system, sans-serif;
    --font-body: "Inter", "Noto Sans", sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html, body {
    width: 100%;
    height: 100%;
    background-color: var(--color-bg-main);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Scroll Constraint for Clean Desktop Experience */
@media (min-width: 1024px) {
    body {
        overflow: hidden;
    }
}

/* Header */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px; /* Reduced header height from 80px to 60px to save space */
    background: rgba(28, 15, 10, 0.85); 
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 215, 0, 0.15);
    z-index: 1000;
    display: flex;
    align-items: center;
    padding: 0 40px;
}

.brand-logo {
    height: 30px; /* Reduced logo size */
    width: auto;
    filter: drop-shadow(0 0 5px rgba(255, 215, 0, 0.2));
}

/* Hero Section */
.hero {
    height: 100vh;
    padding-top: 60px; /* Match header height */
    display: flex;
}

.hero-split {
    display: flex;
    width: 100%;
    height: 100%;
}

/* Left Content */
.hero-content {
    flex: 0 0 50%;
    background: linear-gradient(135deg, var(--color-bg-gradient-start) 0%, var(--color-bg-gradient-end) 100%);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 5%;
    padding-left: 5%;
    position: relative;
    z-index: 10;
}

.inner-content {
    max-width: 620px;
    width: 100%;
    display: flex;
    flex-direction: column;
}

.main-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8225rem, 3.645vw, 3.2805rem);
    font-weight: 800;
    line-height: 1.3;
    text-transform: uppercase;
    letter-spacing: -0.5px;
    margin-bottom: 2.5rem; /* Increased significantly to add space between title and promise */
    padding-top: 0.1em;
    color: var(--color-text-primary);
}

.neon-text {
    color: var(--color-neon-yellow);
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
}

.main-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
    margin-bottom: 2.5rem; /* Increased significantly to add space below promise */
    max-width: 540px;
}

.benefit-list {
    list-style: none;
    margin-bottom: 1rem;
}

.benefit-list li {
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    color: var(--color-text-secondary);
}

.bullet-marker {
    color: var(--color-neon-blue);
    margin-right: 12px;
    font-size: 0.7rem;
}

.credibility-note {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-moss);
    font-weight: 700;
    margin-bottom: 2.5rem; /* Increased significantly to add space above CTA area */
    text-align: center; /* Center the credibility note above centered button */
}

.cta-area {
    display: flex;
    justify-content: center; /* Centering the button horizontally below texts */
    width: 100%;
}

/* CTA Styles - Single Yellow Glow Button */
.cta-btn {
    display: inline-block;
    padding: 0.9rem 3.5rem;
    background-color: var(--color-gold);
    color: #000000;
    text-decoration: none;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
}

.cta-btn:hover {
    background-color: #FFFFFF;
    box-shadow: 0 0 40px rgba(255, 215, 0, 0.7);
    transform: scale(1.05);
}

/* Right Visual */
.hero-visual {
    flex: 0 0 50%;
    position: relative;
    overflow: hidden;
    background: #000;
}

.visual-container {
    height: 100%;
    width: 100%;
}

.main-visual {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: zoom-in;
}

.main-visual.zoomed {
    transform: scale(1.15);
    cursor: zoom-out;
}

.image-fade-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, var(--color-bg-gradient-end) 0%, transparent 35%);
    z-index: 5;
    pointer-events: none;
}

/* Mobile Responsiveness */
@media (max-width: 1023px) {
    body { overflow-y: auto; }
    .hero { height: auto; padding-bottom: 60px; }
    .hero-split { flex-direction: column; }
    .hero-content { flex: 1; padding: 30px 20px; order: 2; justify-content: flex-start; }
    .hero-visual { flex: 0 0 40vh; order: 1; width: 100%; }
    .image-fade-overlay { background: linear-gradient(to bottom, transparent 0%, var(--color-bg-main) 100%); }
    .main-title { font-size: 1.8rem; padding-top: 0.3em; letter-spacing: 0; margin-bottom: 1.5rem; }
    .main-subtitle { margin-bottom: 1.5rem; }
    .credibility-note { margin-bottom: 1.5rem; }
    .cta-btn { width: 100%; text-align: center; }
}

/* Interactive Focus */
a:focus-visible {
    outline: 2px solid var(--color-gold);
    outline-offset: 4px;
}