:root {
    --bg-main: #060606;
    --bg-card: #111111;
    --bg-card-hover: #181818;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    
    /* Premium Orange Gradient */
    --primary-color: #f97316;
    --primary-gradient: linear-gradient(135deg, #fb923c 0%, #ea580c 100%);
    --primary-gradient-subtle: linear-gradient(135deg, rgba(249, 115, 22, 0.15) 0%, rgba(234, 88, 12, 0.15) 100%);
    --gradient-glow: rgba(234, 88, 12, 0.35);
    
    --border-color: #222222;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-sm {
    max-width: 800px;
}

.highlight-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Base Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(234, 88, 12, 0.25);
}

.btn-primary:hover {
    box-shadow: 0 6px 25px rgba(234, 88, 12, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: white;
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1.125rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(6, 6, 6, 0.7);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.logo .highlight {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Sections */
section {
    padding: 120px 0;
    position: relative;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 64px auto;
}

/* Hero Section */
.hero {
    padding-top: 220px;
    padding-bottom: 140px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--gradient-glow) 0%, rgba(6,6,6,0) 65%);
    z-index: -1;
    pointer-events: none;
    filter: blur(100px);
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 30px;
    max-width: 950px;
    margin-inline: auto;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 48px auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* Comparison Section */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.comparison-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 48px;
    position: relative;
    overflow: hidden;
}

.comparison-card h3 {
    font-size: 1.75rem;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.comparison-card ul {
    list-style: none;
}

.comparison-card li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.comparison-card.us {
    border-color: rgba(234, 88, 12, 0.4);
    background: linear-gradient(180deg, rgba(23,23,23,0.5) 0%, rgba(10,10,10,1) 100%);
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.comparison-card.us h3 {
    color: var(--primary-color);
    border-bottom-color: rgba(234, 88, 12, 0.2);
}

.comparison-card.us li {
    color: var(--text-primary);
}

.card-glow {
    position: absolute;
    top: -20px;
    left: 0;
    right: 0;
    height: 120px;
    background: var(--primary-gradient-subtle);
    filter: blur(50px);
    pointer-events: none;
}

.icon {
    font-size: 1.2rem;
    font-weight: bold;
}
.icon.cross { color: #f43f5e; }
.icon.check { color: #10b981; }

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(234, 88, 12, 0.5);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--primary-gradient-subtle);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 24px;
    font-family: var(--font-heading);
    border: 1px solid rgba(234, 88, 12, 0.2);
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

/* Stats Section */
.stats {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 100px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
    margin-top: 64px;
}

.stat-number {
    font-size: 4rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
    letter-spacing: -1px;
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1.1rem;
}

.stats-disclaimer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 60px;
}

/* Guarantee */
.guarantee-box {
    background: linear-gradient(to bottom, var(--bg-card), #080808);
    border: 1px solid rgba(234, 88, 12, 0.4);
    border-radius: var(--radius-lg);
    padding: 80px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

.guarantee-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(234, 88, 12, 0.15) 0%, rgba(6,6,6,0) 70%);
    pointer-events: none;
}

.guarantee-box .section-title {
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.guarantee-box p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    position: relative;
    z-index: 1;
    line-height: 1.8;
}

/* FAQ */
.faq {
    padding-bottom: 160px;
}

.accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 48px;
}

.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.accordion-item:hover {
    background: var(--bg-card-hover);
}

.accordion-item.active {
    border-color: rgba(234, 88, 12, 0.5);
    background: rgba(234, 88, 12, 0.02);
}

.accordion-header {
    width: 100%;
    text-align: left;
    padding: 32px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
    font-family: var(--font-heading);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header .icon-plus {
    font-size: 1.8rem;
    color: var(--primary-color);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 300;
}

.accordion-item.active .icon-plus {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-content p {
    padding: 0 32px 32px 32px;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* Footer */
.footer {
    padding: 100px 0 40px 0;
    border-top: 1px solid var(--border-color);
    background: #030303;
}

.footer-cta {
    text-align: center;
    margin-bottom: 100px;
}

.footer-cta .section-title {
    font-size: 3.5rem;
}

.footer-cta p {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 1.2rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.95rem;
}

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

/* Responsive */
/* Header Right & Mobile Nav */
.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(6, 6, 6, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding: 24px;
    flex-direction: column;
    gap: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.mobile-nav.open {
    display: flex;
}

.mobile-link {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-primary);
    padding: 12px;
}

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

.header-btn {
    padding: 10px 20px;
    font-size: 0.95rem;
}

@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
        width: 30px;
        height: 20px;
        position: relative;
    }
    
    .mobile-menu-btn .hamburger,
    .mobile-menu-btn::before,
    .mobile-menu-btn::after {
        content: '';
        position: absolute;
        width: 100%;
        height: 2px;
        background: white;
        left: 0;
        border-radius: 4px;
    }
    
    .mobile-menu-btn::before { top: 0; }
    .mobile-menu-btn .hamburger { top: 9px; }
    .mobile-menu-btn::after { bottom: 0; }

    .hero-actions {
        flex-direction: column;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2.25rem;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 32px;
        text-align: center;
    }
}