/* landing.css — Premium Dark Theme Landing Page */

:root {
    /* === Основная палитра === */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-elevated: #1e1e2a;
    
    /* === Акценты === */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.4);
    
    --accent: #06b6d4;
    --accent-light: #22d3ee;
    --accent-glow: rgba(6, 182, 212, 0.4);
    
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
    --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.3) 0%, rgba(6, 182, 212, 0.3) 100%);
    
    /* === Текст === */
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    --text-muted: #52525b;
    
    /* === Границы === */
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-default: rgba(255, 255, 255, 0.12);
    --border-strong: rgba(255, 255, 255, 0.2);
    --border-glow: rgba(99, 102, 241, 0.3);
    
    /* === Тени === */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px var(--primary-glow);
    --shadow-glow-lg: 0 0 80px var(--primary-glow);
    
    /* === Типографика === */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    
    /* === Размеры === */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;
    
    /* === Отступы === */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    --spacing-32: 8rem;
    
    /* === Скругления === */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 9999px;
    
    /* === Переходы === */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* === Шрифты === */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/Inter-Regular.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/Inter-Medium.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/Inter-SemiBold.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/Inter-Bold.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url('../fonts/Inter-ExtraBold.woff2') format('woff2');
}

/* === Базовые стили === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

/* === Фон с сеткой === */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: -1;
}

/* === Градиентные пятна === */
body::after {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 30% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(6, 182, 212, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
    animation: gradientMove 20s ease-in-out infinite;
}

@keyframes gradientMove {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(2%, 2%) scale(1.05); }
    66% { transform: translate(-1%, 1%) scale(0.98); }
}

/* === Контейнер === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-4);
    }
}

/* === Header === */
.landing-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
}

.landing-header.scrolled {
    background: rgba(10, 10, 15, 0.95);
    border-bottom-color: var(--border-default);
    box-shadow: var(--shadow-lg);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-4) var(--spacing-6);
    max-width: 1200px;
    margin: 0 auto;
}

.landing-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-base);
}

.landing-logo:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.landing-logo-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px var(--primary-glow);
    transition: all var(--transition-base);
}

.landing-logo:hover .landing-logo-icon {
    box-shadow: 0 6px 30px var(--primary-glow);
    transform: scale(1.05);
}

.landing-logo-icon i {
    color: var(--white);
    font-size: 1.2rem;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.header-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.header-nav a:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.header-nav .btn-login {
    border: 1px solid var(--border-default);
    background: transparent;
}

.header-nav .btn-login:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: rgba(99, 102, 241, 0.1);
}

.header-nav .btn-register {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    box-shadow: 0 2px 12px var(--primary-glow);
}

.header-nav .btn-register:hover {
    box-shadow: 0 4px 24px var(--primary-glow);
    transform: translateY(-1px);
}

/* === Hero Section === */
.hero-section {
    position: relative;
    padding: 200px 0 120px;
    background: radial-gradient(ellipse at 50% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid var(--border-glow);
    color: var(--primary-light);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-8);
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
    animation: fadeInDown 0.8s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(var(--text-5xl), 8vw, var(--text-7xl));
    font-weight: 800;
    line-height: 1.05;
    color: var(--text-primary);
    margin-bottom: var(--spacing-6);
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.hero-title-animated {
    position: relative;
    display: inline-block;
    padding: 20px 40px;
}

.hero-title-animated::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 420px;
    height: 420px;
    border: 3px solid;
    border-image: linear-gradient(45deg, 
        rgba(99, 102, 241, 0.8) 0%, 
        rgba(99, 102, 241, 0.4) 25%,
        rgba(6, 182, 212, 0.8) 50%, 
        rgba(6, 182, 212, 0.4) 75%,
        rgba(99, 102, 241, 0.8) 100%) 1;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: rotateBorder 12s linear infinite;
    pointer-events: none;
    z-index: 0;
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.3), 
                0 0 60px rgba(6, 182, 212, 0.2);
}

.hero-title-animated::after {
    content: '';
    position: absolute;
    top: 8%;
    left: 50%;
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, rgba(255,255,255,0.9) 0%, rgba(200,200,200,0.4) 100%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: rotateDot 12s linear infinite;
    pointer-events: none;
    z-index: 1;
    box-shadow: 0 0 15px rgba(255,255,255,0.6);
}

@keyframes rotateBorder {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes rotateDot {
    from {
        transform: translate(-50%, -50%) rotate(0deg) translateY(-210px) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg) translateY(-210px) rotate(-360deg);
    }
}

.hero-title-animated {
    position: relative;
    z-index: 1;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto var(--spacing-10);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-cta .btn {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    transition: all var(--transition-base);
}

.btn-hero-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 24px var(--primary-glow);
}

.btn-hero-primary:hover {
    box-shadow: 0 8px 40px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-hero-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
    backdrop-filter: blur(8px);
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-strong);
    transform: translateY(-2px);
}

.hero-free {
    margin-top: var(--spacing-8);
    color: var(--text-tertiary);
    font-size: var(--text-sm);
    animation: fadeIn 1s ease-out 0.4s both;
}

.hero-free strong {
    color: var(--accent-light);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* === Section Base === */
.section {
    padding: var(--spacing-32) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-20);
}

.section-title {
    font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-4);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === Cards Base === */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

/* === Features Grid === */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-6);
    max-width: 1100px;
    margin: 0 auto;
}

.feature-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(6, 182, 212, 0.15));
    border: 1px solid var(--border-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-5);
    font-size: 1.6rem;
    box-shadow: 0 4px 20px var(--primary-glow);
    transition: all var(--transition-base);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(6, 182, 212, 0.25));
    box-shadow: 0 6px 30px var(--primary-glow);
    transform: scale(1.05);
}

.feature-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-3);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: var(--text-base);
}

/* === Use Cases === */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
    max-width: 1100px;
    margin: 0 auto;
}

@media (max-width: 992px) {
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

.use-case-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    transition: all var(--transition-base);
}

.use-case-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.use-case-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-5);
}

.use-case-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(6, 182, 212, 0.15));
    border: 1px solid var(--border-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.use-case-card:hover .use-case-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(6, 182, 212, 0.25));
    transform: scale(1.05);
}

.use-case-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.use-case-description {
    color: var(--text-secondary);
    font-size: var(--text-base);
    line-height: 1.6;
    margin-bottom: var(--spacing-5);
}

.feature-benefits {
    list-style: none;
    padding-top: var(--spacing-5);
    border-top: 1px solid var(--border-subtle);
}

.feature-benefits li {
    padding: var(--spacing-3) 0;
    padding-left: var(--spacing-7);
    position: relative;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

.feature-benefits li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-light);
    font-weight: 700;
    font-size: 1.2rem;
}

.use-case-benefits {
    list-style: none;
    padding-top: var(--spacing-5);
    border-top: 1px solid var(--border-subtle);
}

.use-case-benefits li {
    padding: var(--spacing-3) 0;
    padding-left: var(--spacing-7);
    position: relative;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

.use-case-benefits li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-light);
    font-weight: 700;
    font-size: 1.2rem;
}

/* === How It Works === */
.how-it-works-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-8);
    max-width: 1100px;
    margin: 0 auto;
}

@media (max-width: 1024px) {
    .how-it-works-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .how-it-works-steps {
        grid-template-columns: 1fr;
    }
}

.step {
    text-align: center;
    padding: var(--spacing-4);
    position: relative;
}

.step-number-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-4);
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: var(--white);
    font-size: var(--text-lg);
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 24px var(--primary-glow);
    position: relative;
    z-index: 1;
    transition: all var(--transition-base);
}

.step:hover .step-number {
    box-shadow: 0 8px 32px var(--primary-glow);
    transform: scale(1.05);
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: var(--spacing-4) auto var(--spacing-5);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(6, 182, 212, 0.1));
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    color: var(--primary-light);
    transition: all var(--transition-base);
}

.step:hover .step-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(6, 182, 212, 0.2));
    transform: scale(1.05);
}

.step-title {
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
}

.step-description {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.5;
    max-width: 200px;
    margin: 0 auto;
}

/* === Pricing === */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
    max-width: 1000px;
    margin: 0 auto;
}

@media (max-width: 992px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

.pricing-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.pricing-card:hover::before {
    opacity: 1;
}

.pricing-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary), var(--shadow-glow);
}

.pricing-card.featured::before {
    opacity: 1;
}

.pricing-badge {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-name {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
}

.pricing-price {
    font-size: var(--text-4xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-2);
}

.pricing-price span {
    font-size: var(--text-base);
    color: var(--text-tertiary);
    font-weight: 400;
    -webkit-text-fill-color: var(--text-tertiary);
}

.pricing-desc {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-6);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-8);
    text-align: left;
}

.pricing-features li {
    padding: var(--spacing-3) 0;
    padding-left: var(--spacing-8);
    position: relative;
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.4;
}

.pricing-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--accent-light);
    font-weight: 700;
    font-size: 1rem;
}

.pricing-features li.unavailable {
    color: var(--text-muted);
    opacity: 0.5;
}

.pricing-features li.unavailable::before {
    content: "—";
    color: var(--text-muted);
}

.pricing-divider {
    border-top: 1px solid var(--border-subtle);
    margin: var(--spacing-5) 0;
    padding-top: var(--spacing-5);
}

.pricing-divider h4 {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-3);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.btn-pricing {
    display: inline-block;
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
    width: 100%;
    font-size: var(--text-sm);
}

.btn-pricing-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 16px var(--primary-glow);
}

.btn-pricing-primary:hover {
    box-shadow: 0 6px 24px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-pricing-outline {
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    background: transparent;
}

.btn-pricing-outline:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

/* === FAQ === */
.faq-section {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-4);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--border-default);
}

.faq-question {
    padding: var(--spacing-6);
    font-size: var(--text-lg);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.faq-question:hover {
    background: var(--bg-tertiary);
}

.faq-question i {
    color: var(--primary-light);
    transition: transform var(--transition-base);
    font-size: 1.2rem;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-item.active .faq-question {
    color: var(--primary-light);
}

.faq-answer {
    padding: 0 var(--spacing-6);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-base);
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: var(--text-base);
}

.faq-item.active .faq-answer {
    padding: 0 var(--spacing-6) var(--spacing-6);
    max-height: 600px;
}

/* === Final CTA === */
.final-cta-section {
    padding: var(--spacing-24) var(--spacing-6);
    text-align: center;
    background: radial-gradient(ellipse at 50% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    border-radius: var(--radius-2xl);
    max-width: 900px;
    margin: 0 auto;
    border: 1px solid var(--border-subtle);
}

.final-cta-title {
    font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-4);
    letter-spacing: -0.02em;
}

.final-cta-title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.final-cta-subtitle {
    color: var(--text-secondary);
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-10);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* === Footer === */
.footer-section {
    padding: var(--spacing-16) 0 var(--spacing-12);
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-primary);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    margin-bottom: var(--spacing-8);
    transition: all var(--transition-base);
}

.footer-logo:hover {
    opacity: 0.8;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-8);
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--text-sm);
}

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

.footer-text {
    color: var(--text-tertiary);
    font-size: var(--text-sm);
}

/* === Animations === */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === Responsive === */
@media (max-width: 992px) {
    .hero-title {
        font-size: var(--text-5xl);
    }
    
    .section {
        padding: var(--spacing-24) 0;
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        gap: var(--spacing-4);
    }
    
    .header-nav {
        flex-direction: column;
        width: 100%;
    }
    
    .header-nav a {
        width: 100%;
        justify-content: center;
    }
    
    .hero-section {
        padding: 160px 0 80px;
    }
    
    .hero-title {
        font-size: var(--text-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--text-base);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* === Utility Classes === */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-primary {
    box-shadow: var(--shadow-glow);
}