/* ===========================
   CSS Variables & Reset
   =========================== */

:root {
    /* Colors - Dark Theme (Default) */
    --primary-yellow: #FFD700;
    --primary-yellow-dark: #FFC700;
    --primary-yellow-light: #FFE44D;
    --black: #0A0A0A;
    --black-light: #1A1A1A;
    --black-lighter: #2A2A2A;
    --white: #FFFFFF;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-300: #D4D4D4;
    --gray-400: #A3A3A3;
    --gray-600: #525252;
    --gray-800: #262626;
    
    /* Theme Colors */
    --bg-primary: #0A0A0A;
    --bg-secondary: #1A1A1A;
    --bg-tertiary: #2A2A2A;
    --text-primary: #FFFFFF;
    --text-secondary: #D4D4D4;
    --text-muted: #A3A3A3;
    --border-color: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(26, 26, 26, 0.6);
    --hover-bg: rgba(255, 215, 0, 0.05);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-yellow) 0%, #FFA500 100%);
    --gradient-dark: linear-gradient(135deg, var(--black) 0%, var(--black-lighter) 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(255, 215, 0, 0.4);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Light Theme */
body.light-theme {
    --bg-primary: #FFFFFF;
    --bg-secondary: #F5F5F5;
    --bg-tertiary: #E5E5E5;
    --text-primary: #0A0A0A;
    --text-secondary: #262626;
    --text-muted: #525252;
    --border-color: rgba(0, 0, 0, 0.1);
    --card-bg: rgba(255, 255, 255, 0.8);
    --hover-bg: rgba(255, 215, 0, 0.1);
    --black: #FFFFFF;
    --black-light: #F5F5F5;
    --black-lighter: #E5E5E5;
    --white: #0A0A0A;
    --gray-300: #525252;
    --gray-400: #6B6B6B;
    --gray-600: #A3A3A3;
}

body.light-theme .navbar {
    background: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
}

body.light-theme .hero-bg-animation {
    background: radial-gradient(circle at 20% 50%, rgba(255, 215, 0, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(255, 215, 0, 0.1) 0%, transparent 50%);
}

body.light-theme .floating-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

body.light-theme .feature-card,
body.light-theme .pricing-card,
body.light-theme .account-card,
body.light-theme .guide-step {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

body.light-theme .feature-card:hover,
body.light-theme .pricing-card:hover,
body.light-theme .account-card:hover {
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.2);
}

body.light-theme .footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

body.light-theme .faq-item,
body.light-theme .platform-tab {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

body.light-theme .code-block {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

body.light-theme .code-block code {
    background: var(--bg-secondary);
}

body.light-theme .mobile-menu-toggle span {
    background: var(--text-primary);
}

body.light-theme .feature-item,
body.light-theme .plan-features .feature-item {
    color: #262626;
}

body.light-theme .feature-item.disabled {
    color: #A3A3A3;
}

body.light-theme .feature-description,
body.light-theme .step-content p,
body.light-theme .guide-header p,
body.light-theme .step-content p,
body.light-theme .section-subtitle,
body.light-theme .hero-description {
    color: #525252;
}

body.light-theme .plan-description,
body.light-theme .billing-info,
body.light-theme .detail-label,
body.light-theme .stat-label,
body.light-theme .payment-date,
body.light-theme .payment-description,
body.light-theme .user-details p,
body.light-theme .device-info p,
body.light-theme .server-details p,
body.light-theme .setting-info p,
body.light-theme .support-option p {
    color: #6B6B6B;
}

body.light-theme .device-item {
    background: transparent;
    border: 2px solid var(--primary-yellow);
}

body.light-theme .device-item:hover {
    background: rgba(255, 215, 0, 0.05);
    border-color: var(--primary-yellow);
}

body.light-theme .support-option {
    background: transparent;
    border: 2px solid var(--primary-yellow);
}

body.light-theme .support-option:hover {
    background: rgba(255, 215, 0, 0.05);
    border-color: var(--primary-yellow);
}

body.light-theme .footer-description,
body.light-theme .footer-column a {
    color: #525252;
}

body.light-theme .footer-column a:hover {
    color: var(--primary-yellow);
}

body.light-theme .faq-answer p,
body.light-theme .code-block ul li {
    color: #525252;
}

body.light-theme .nav-link {
    color: #262626;
}

body.light-theme .nav-link:hover {
    color: var(--primary-yellow);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===========================
   Typography
   =========================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1.2;
}

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

code {
    background-color: var(--black-lighter);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--primary-yellow);
}

/* ===========================
   Navigation
   =========================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-image {
    height: 45px;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition-base);
}

.logo:hover .logo-image {
    transform: scale(1.05);
}

/* Старые стили логотипа (для совместимости) */
.logo-icon {
    font-size: 1.8rem;
    filter: drop-shadow(0 0 10px var(--primary-yellow));
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 900;
    font-family: var(--font-display);
}

.logo-text .highlight {
    color: var(--primary-yellow);
}

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

.nav-link {
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-base);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link-account {
    background: var(--gradient-primary);
    color: var(--black);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
}

.nav-link-account::after {
    display: none;
}

.nav-link-account:hover {
    color: var(--black);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.375rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 1.5rem;
    height: 2px;
    background: var(--white);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

/* ===========================
   Buttons
   =========================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-base);
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--black);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-glow {
    box-shadow: var(--shadow-glow);
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
    }
    50% {
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
    }
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--gray-600);
}

.btn-secondary:hover {
    border-color: var(--primary-yellow);
    color: var(--primary-yellow);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--primary-yellow);
}

.btn-outline:hover {
    background: var(--gradient-primary);
    color: var(--black);
}

.btn-small {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
}

.btn-arrow {
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ===========================
   Hero Section
   =========================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(255, 215, 0, 0.05) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.title-line {
    display: block;
}

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

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-300);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-yellow);
    font-family: var(--font-display);
}

.stat-label {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-circle {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.1;
    filter: blur(60px);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.1; }
    50% { transform: scale(1.1); opacity: 0.15; }
}

.floating-card {
    position: absolute;
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-xl);
    animation: float-card 3s ease-in-out infinite;
}

.floating-card.card-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 50%;
    right: 5%;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: 15%;
    left: 15%;
    animation-delay: 2s;
}

@keyframes float-card {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

.card-icon {
    font-size: 2rem;
}

.card-text {
    font-weight: 600;
    white-space: nowrap;
}

/* ===========================
   Features Section
   =========================== */

.features {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray-300);
    max-width: 700px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: rgba(26, 26, 26, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.feature-card[data-aos="fade-up"] {
    animation: fadeInUp 0.6s ease forwards;
}

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

.feature-card:hover {
    border-color: var(--primary-yellow);
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(255, 215, 0, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--gray-300);
    line-height: 1.7;
}

/* ===========================
   How It Works Section
   =========================== */

.how-it-works {
    padding: var(--spacing-2xl) 0;
    background: rgba(26, 26, 26, 0.3);
}

.steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
    opacity: 0;
    transform: translateX(-50px);
    animation: fadeInRight 0.6s ease forwards;
}

@keyframes fadeInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.step-number {
    font-size: 4rem;
    font-weight: 900;
    font-family: var(--font-display);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.step-content h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    color: var(--gray-300);
    font-size: 1.125rem;
}

/* ===========================
   CTA Section
   =========================== */

.cta-section {
    padding: var(--spacing-2xl) 0;
    background: var(--gradient-primary);
    color: var(--black);
}

.cta-content {
    text-align: center;
}

.cta-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

/* ===========================
   Footer
   =========================== */

.footer {
    background: var(--black-light);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 400px;
}

.footer-description {
    color: var(--gray-400);
    margin-top: var(--spacing-md);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-yellow);
}

.footer-column a {
    display: block;
    color: var(--gray-300);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}

.footer-column a:hover {
    color: var(--primary-yellow);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* ===========================
   Pricing Page
   =========================== */

.pricing-hero {
    padding: 120px 0 var(--spacing-xl);
}

.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.toggle-label {
    font-weight: 600;
    color: var(--gray-400);
    transition: color var(--transition-base);
}

.toggle-label.active {
    color: var(--white);
}

.save-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--black);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    margin-left: 0.5rem;
}

.toggle-switch {
    position: relative;
    width: 60px;
    height: 32px;
    display: inline-block;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-600);
    transition: var(--transition-base);
    border-radius: var(--radius-full);
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 24px;
    width: 24px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: var(--transition-base);
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background: var(--gradient-primary);
}

input:checked + .toggle-slider:before {
    transform: translateX(28px);
}

.pricing-section {
    padding: var(--spacing-2xl) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.pricing-card {
    background: rgba(26, 26, 26, 0.6);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.pricing-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 215, 0, 0.3);
}

.pricing-card.popular {
    border-color: var(--primary-yellow);
    background: rgba(26, 26, 26, 0.8);
    transform: scale(1.05);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--black);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.875rem;
    box-shadow: var(--shadow-glow);
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.plan-name {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.plan-description {
    color: var(--gray-400);
}

.pricing-price {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.price-wrapper {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: var(--spacing-sm);
}

.currency {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-yellow);
}

.amount {
    font-size: 4rem;
    font-weight: 900;
    font-family: var(--font-display);
    color: var(--primary-yellow);
    line-height: 1;
}

.period {
    font-size: 1.25rem;
    color: var(--gray-400);
    align-self: flex-end;
    padding-bottom: 0.5rem;
}

.billing-info {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.plan-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--gray-200);
}

.feature-item.disabled {
    color: var(--gray-600);
}

.feature-icon {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-yellow);
}

.feature-item.disabled .feature-icon {
    color: var(--gray-600);
}

.guarantee-section {
    background: rgba(255, 215, 0, 0.1);
    padding: var(--spacing-xl) 0;
    margin: var(--spacing-2xl) 0;
}

.guarantee-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    text-align: center;
}

.guarantee-icon {
    font-size: 4rem;
}

.guarantee-text h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.guarantee-text p {
    color: var(--gray-300);
    font-size: 1.125rem;
}

/* FAQ Section */
.faq-section {
    padding: var(--spacing-2xl) 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(26, 26, 26, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-base);
}

.faq-question:hover {
    background: rgba(255, 215, 0, 0.05);
}

.faq-question h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-yellow);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--gray-300);
    line-height: 1.7;
}

/* ===========================
   Guides Page
   =========================== */

.guides-hero {
    padding: 120px 0 var(--spacing-xl);
}

.platform-section {
    padding: var(--spacing-2xl) 0;
}

.platform-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.platform-tab {
    background: rgba(26, 26, 26, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--gray-300);
}

.platform-tab:hover {
    border-color: var(--primary-yellow);
    transform: translateY(-5px);
}

.platform-tab.active {
    background: var(--gradient-primary);
    border-color: var(--primary-yellow);
    color: var(--black);
}

.tab-icon {
    font-size: 2rem;
}

.tab-name {
    font-weight: 600;
    font-size: 0.875rem;
}

.platform-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.platform-content.active {
    display: block;
}

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

.guide-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.guide-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.guide-header p {
    color: var(--gray-300);
    font-size: 1.125rem;
}

.guide-steps {
    max-width: 900px;
    margin: 0 auto;
}

.guide-step {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.step-number-circle {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--black);
    font-family: var(--font-display);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    color: var(--gray-300);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.code-block {
    background: rgba(26, 26, 26, 0.8);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.code-block p {
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.code-block code {
    display: block;
    background: var(--black);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    line-height: 1.6;
    overflow-x: auto;
}

.code-block ul {
    list-style: none;
    padding-left: var(--spacing-md);
}

.code-block ul li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--gray-300);
}

.code-block ul li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-yellow);
}

.info-box, .success-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin: var(--spacing-md) 0;
}

.info-box {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.success-box {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.info-icon, .success-icon {
    font-size: 1.5rem;
}

.download-icon {
    font-size: 1.25rem;
}

.help-section {
    background: rgba(26, 26, 26, 0.3);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.help-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.help-content p {
    color: var(--gray-300);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.help-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ===========================
   Account Page
   =========================== */

.account-section {
    padding: 120px 0 var(--spacing-2xl);
    min-height: 100vh;
}

.account-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.account-header h1 {
    font-size: 2.5rem;
}

.account-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.account-card {
    background: rgba(26, 26, 26, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.account-card:hover {
    border-color: rgba(255, 215, 0, 0.3);
    transform: translateY(-5px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.card-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.edit-btn {
    background: transparent;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    transition: transform var(--transition-base);
}

.edit-btn:hover {
    transform: scale(1.2);
}

.status-badge {
    padding: 0.375rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
}

.status-badge.active {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    border: 1px solid #22c55e;
}

.user-avatar {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.avatar-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--black);
}

.user-details h4 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.user-details p {
    color: var(--gray-400);
}

.user-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-label {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.stat-value {
    font-weight: 600;
    color: var(--white);
}

.subscription-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.plan-name {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
}

.plan-icon {
    font-size: 1.75rem;
}

.plan-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.detail-label {
    color: var(--gray-400);
}

.detail-value {
    font-weight: 600;
}

.subscription-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.connection-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 10px #22c55e;
    animation: pulse-indicator 2s ease-in-out infinite;
}

@keyframes pulse-indicator {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.connection-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.current-server {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-md);
    background: rgba(255, 215, 0, 0.05);
    border-radius: var(--radius-lg);
}

.server-flag {
    font-size: 3rem;
}

.server-details h4 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.server-details p {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.connection-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.connection-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(26, 26, 26, 0.5);
    border-radius: var(--radius-lg);
}

.stat-icon {
    font-size: 1.5rem;
}

.device-count {
    padding: 0.375rem 0.875rem;
    background: rgba(255, 215, 0, 0.2);
    color: var(--primary-yellow);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 700;
}

.devices-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.device-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(26, 26, 26, 0.5);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.device-item:hover {
    border-color: rgba(255, 215, 0, 0.3);
    background: rgba(26, 26, 26, 0.7);
}

.device-icon {
    font-size: 2rem;
}

.device-info {
    flex: 1;
}

.device-info h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.device-info p {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.device-remove {
    background: transparent;
    border: none;
    color: var(--gray-600);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-base);
    padding: 0.5rem;
}

.device-remove:hover {
    color: #ef4444;
}

.period-selector {
    background: rgba(26, 26, 26, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--white);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    cursor: pointer;
}

.usage-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.usage-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.usage-label {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.usage-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.usage-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.usage-value {
    font-weight: 600;
    color: var(--primary-yellow);
}

.payment-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.payment-item {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: 12px;
    align-items: center;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.8rem;
}

.payment-date {
    color: var(--gray-400);
    white-space: nowrap;
    font-size: 0.75rem;
}

.payment-description {
    color: var(--gray-200);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.payment-amount {
    font-weight: 600;
    text-align: right;
    white-space: nowrap;
    font-size: 0.85rem;
}

.payment-status {
    text-align: center;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    white-space: nowrap;
}

.payment-status.success {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.view-all-link {
    color: var(--primary-yellow);
    font-size: 0.875rem;
    font-weight: 600;
    transition: transform var(--transition-base);
    display: inline-block;
}

.view-all-link:hover {
    transform: translateX(5px);
}

.settings-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(26, 26, 26, 0.3);
    border-radius: var(--radius-lg);
}

.setting-info {
    flex: 1;
}

.setting-info h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.setting-info p {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.toggle-switch-small {
    position: relative;
    width: 48px;
    height: 24px;
    display: inline-block;
    flex-shrink: 0;
}

.toggle-switch-small input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider-small {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-600);
    transition: var(--transition-base);
    border-radius: var(--radius-full);
}

.toggle-slider-small:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-base);
    border-radius: 50%;
}

input:checked + .toggle-slider-small {
    background: var(--gradient-primary);
}

input:checked + .toggle-slider-small:before {
    transform: translateX(24px);
}

.support-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.support-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(26, 26, 26, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.support-option:hover {
    border-color: var(--primary-yellow);
    background: rgba(26, 26, 26, 0.7);
    transform: translateX(5px);
}

.support-icon {
    font-size: 2rem;
}

.support-option h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.support-option p {
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* ===========================
   Theme Toggle Button
   =========================== */

.theme-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: auto;
    min-width: 140px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0 1.25rem;
    transition: all var(--transition-base);
    z-index: 999;
    animation: pulse-glow 2s ease-in-out infinite;
}

.theme-toggle:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 30px rgba(255, 215, 0, 0.6);
}

.theme-toggle:active {
    transform: translateY(-1px);
}

.theme-icon {
    font-size: 1.25rem;
    transition: transform var(--transition-base);
}

.theme-toggle:hover .theme-icon {
    transform: rotate(180deg);
}

.theme-text {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--black);
    font-family: var(--font-primary);
    white-space: nowrap;
}

/* ===========================
   Responsive Design
   =========================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .account-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--transition-base);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translateY(10px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translateY(-10px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .hero-circle {
        width: 300px;
        height: 300px;
    }
    
    .floating-card {
        padding: 1rem;
    }
    
    .card-text {
        font-size: 0.875rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1.125rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
    }
    
    .step-number {
        font-size: 3rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    
    .pricing-card.popular:hover {
        transform: scale(1) translateY(-10px);
    }
    
    .guarantee-content {
        flex-direction: column;
    }
    
    .platform-tabs {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
    
    .platform-tab {
        padding: 0.75rem 1rem;
    }
    
    .guide-step {
        flex-direction: column;
    }
    
    .help-buttons {
        flex-direction: column;
    }
    
    .account-grid {
        grid-template-columns: 1fr;
    }
    
    .payment-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
    }
    
    .payment-amount,
    .payment-status {
        text-align: left;
    }
    
    .connection-stats {
        grid-template-columns: 1fr;
    }
    
    .subscription-actions {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .theme-toggle {
        min-width: 120px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        padding: 0 1rem;
        gap: 0.375rem;
    }
    
    .theme-text {
        font-size: 0.75rem;
    }
    
    .theme-icon {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
    
    .user-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .floating-card {
        display: none;
    }
}

/* ===========================
   Utility Classes
   =========================== */

.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

/* ===========================
   Animations Data Attributes
   =========================== */

[data-aos="fade-up"] {
    animation-fill-mode: forwards;
}

[data-aos="fade-up"][data-delay="0"] {
    animation-delay: 0s;
}

[data-aos="fade-up"][data-delay="50"] {
    animation-delay: 0.05s;
}

[data-aos="fade-up"][data-delay="100"] {
    animation-delay: 0.1s;
}

[data-aos="fade-up"][data-delay="150"] {
    animation-delay: 0.15s;
}

[data-aos="fade-up"][data-delay="200"] {
    animation-delay: 0.2s;
}

[data-aos="fade-up"][data-delay="300"] {
    animation-delay: 0.3s;
}

[data-aos="fade-up"][data-delay="400"] {
    animation-delay: 0.4s;
}

[data-aos="fade-up"][data-delay="500"] {
    animation-delay: 0.5s;
}

[data-aos="fade-up"][data-delay="600"] {
    animation-delay: 0.6s;
}

[data-aos="fade-up"][data-delay="700"] {
    animation-delay: 0.7s;
}

[data-aos="fade-right"] {
    animation-fill-mode: forwards;
}

[data-aos="fade-right"][data-delay="100"] {
    animation-delay: 0.1s;
}

[data-aos="fade-right"][data-delay="200"] {
    animation-delay: 0.2s;
}

/* ===========================
   Print Styles
   =========================== */

@media print {
    .navbar,
    .footer,
    .btn,
    .mobile-menu-toggle {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}