/**
 * VolleyGO - Главные стили
 * Современный дизайн 
 */

/* ===================================
   CSS Variables
   =================================== */
:root {
    /* Colors - Yellow Theme */
    --color-primary: #FFE600;
    --color-primary-hover: #FFD600;
    --color-primary-light: #FFF9C4;
    --color-primary-dark: #F5D000;
    
    /* Dark colors */
    --color-dark: #1A1A1A;
    --color-dark-secondary: #2D2D2D;
    --color-dark-tertiary: #3D3D3D;
    
    /* Light colors */
    --color-white: #FFFFFF;
    --color-light: #F8F9FA;
    --color-light-secondary: #F0F1F3;
    --color-light-tertiary: #E8EAED;
    
    /* Text colors */
    --color-text: #1A1A1A;
    --color-text-secondary: #6B7280;
    --color-text-muted: #9CA3AF;
    --color-text-inverse: #FFFFFF;
    
    /* Status colors */
    --color-success: #10B981;
    --color-success-light: #D1FAE5;
    --color-warning: #F59E0B;
    --color-warning-light: #FEF3C7;
    --color-error: #EF4444;
    --color-error-light: #FEE2E2;
    --color-info: #3B82F6;
    --color-info-light: #DBEAFE;
    
    /* Feature colors */
    --color-blue: #3B82F6;
    --color-green: #10B981;
    --color-purple: #8B5CF6;
    --color-orange: #F97316;
    --color-red: #EF4444;
    --color-cyan: #06B6D4;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FFE600 0%, #FFD600 100%);
    --gradient-dark: linear-gradient(135deg, #1A1A1A 0%, #2D2D2D 100%);
    --gradient-hero: linear-gradient(180deg, #FFFEF0 0%, #FFFFFF 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-yellow: 0 10px 40px rgba(255, 230, 0, 0.3);
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.08);
    
    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-7xl: 4.5rem;
    
    /* Spacing */
    --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;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-bounce: 400ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-header: 300;
    --z-modal: 400;
    --z-tooltip: 500;
    --z-preloader: 1000;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

/* ===================================
   Reset & Base
   =================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

body.no-scroll {
    overflow: hidden;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ===================================
   Container
   =================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ===================================
   Preloader
   =================================== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-preloader);
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.preloader-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-4);
    color: var(--color-primary);
    animation: pulse 1.5s ease infinite;
}

.preloader-logo svg {
    width: 100%;
    height: 100%;
}

.preloader-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-dark);
}

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

/* ===================================
   Header
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-4) 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: var(--z-header);
    transition: all var(--transition-base);
}

.header.scrolled {
    padding: var(--spacing-3) 0;
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-8);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-dark);
}

.logo-icon {
    font-size: 1.5em;
}

.logo-text {
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.nav-toggle {
    display: none;
    width: 32px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    padding: 3px 0;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-dark);
    box-shadow: var(--shadow-sm);
}

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

.btn-outline {
    background: transparent;
    color: var(--color-dark);
    border: 2px solid var(--color-light-tertiary);
}

.btn-outline:hover {
    border-color: var(--color-dark);
    background: var(--color-light);
}

.btn-dark {
    background: var(--color-dark);
    color: var(--color-white);
}

.btn-dark:hover {
    background: var(--color-dark-secondary);
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
}

.btn-block {
    width: 100%;
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.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: calc(80px + var(--spacing-12)) 0 var(--spacing-12);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 1px 1px, rgba(0, 0, 0, 0.03) 1px, transparent 0);
    background-size: 40px 40px;
}

.floating-balls {
    position: absolute;
    width: 100%;
    height: 100%;
}

.ball {
    position: absolute;
    font-size: 3rem;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.ball-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.ball-2 {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.ball-3 {
    bottom: 20%;
    left: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-12);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-white);
    border: 1px solid var(--color-light-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-6);
    animation: fadeInUp 0.6s ease;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: blink 2s ease infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, var(--font-size-6xl));
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-6);
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-warning) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-8);
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-12);
    animation: fadeInUp 0.6s ease 0.3s backwards;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

.stat-item {
    text-align: left;
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-dark);
    letter-spacing: -0.02em;
}

.stat-value::after {
    content: '+';
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-light-tertiary);
}

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

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

.phone-mockup {
    position: relative;
}

.phone-frame {
    position: relative;
    width: 280px;
    height: 580px;
    background: var(--color-dark);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-2xl);
}

.phone-notch {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 28px;
    background: var(--color-dark);
    border-radius: 0 0 16px 16px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--color-light);
    border-radius: 32px;
    overflow: hidden;
}

.phone-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(255, 230, 0, 0.2) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* Chat Demo */
.chat-demo {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.chat-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    padding-top: 40px;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-light-tertiary);
}

.chat-avatar {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.chat-info {
    flex: 1;
}

.chat-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.chat-status {
    font-size: var(--font-size-xs);
    color: var(--color-success);
}

.chat-messages {
    flex: 1;
    padding: var(--spacing-4);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    overflow-y: auto;
}

.message {
    max-width: 85%;
    animation: messageIn 0.3s ease;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-bot {
    align-self: flex-start;
}

.message-user {
    align-self: flex-end;
}

.message-content {
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.message-bot .message-content {
    background: var(--color-white);
    border: 1px solid var(--color-light-tertiary);
}

.message-user .message-content {
    background: var(--color-primary);
    color: var(--color-dark);
}

.chat-buttons {
    display: flex;
    gap: var(--spacing-2);
    padding: var(--spacing-3);
    background: var(--color-white);
    border-top: 1px solid var(--color-light-tertiary);
}

.chat-btn {
    flex: 1;
    padding: var(--spacing-3);
    background: var(--color-primary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-dark);
    transition: all var(--transition-fast);
}

.chat-btn-secondary {
    background: var(--color-light);
    color: var(--color-text);
}

.chat-btn:hover {
    transform: scale(1.02);
}

/* Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    animation: bounce 2s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ===================================
   Section Styles
   =================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-12);
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-primary-light);
    color: var(--color-dark);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-4);
}

.section-title {
    font-size: clamp(2rem, 4vw, var(--font-size-4xl));
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-4);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================
   Features Section
   =================================== */
.features {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
}

.feature-card {
    background: var(--color-white);
    border: 1px solid var(--color-light-tertiary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    transition: all var(--transition-base);
}

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

.feature-card-large {
    grid-column: span 3;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-6);
    align-items: center;
    background: var(--gradient-hero);
}

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
}

.feature-card-large .feature-icon {
    margin-bottom: 0;
}

.feature-icon-yellow { background: var(--color-primary-light); color: var(--color-dark); }
.feature-icon-blue { background: var(--color-info-light); color: var(--color-blue); }
.feature-icon-green { background: var(--color-success-light); color: var(--color-green); }
.feature-icon-purple { background: #EDE9FE; color: var(--color-purple); }
.feature-icon-orange { background: #FED7AA; color: var(--color-orange); }
.feature-icon-red { background: var(--color-error-light); color: var(--color-red); }

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

.feature-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    margin-top: var(--spacing-4);
}

.tag {
    padding: var(--spacing-1) var(--spacing-3);
    background: var(--color-white);
    border: 1px solid var(--color-light-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* ===================================
   How It Works Section
   =================================== */
.how-it-works {
    padding: var(--spacing-24) 0;
    background: var(--color-light);
}

.steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-16);
}

.step {
    display: grid;
    grid-template-columns: auto 1fr 1fr;
    gap: var(--spacing-8);
    align-items: center;
}

.step-reverse {
    direction: rtl;
}

.step-reverse > * {
    direction: ltr;
}

.step-number {
    font-size: var(--font-size-7xl);
    font-weight: 900;
    color: var(--color-light-tertiary);
    letter-spacing: -0.05em;
    line-height: 1;
}

.step-content {
    max-width: 400px;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.step-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-3);
}

.step-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Step Cards */
.step-visual {
    display: flex;
    justify-content: center;
}

.step-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-card);
    min-width: 280px;
}

.step-card-success {
    background: var(--color-success-light);
    border: 2px solid var(--color-success);
}

.step-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.step-card-icon {
    font-size: 1.5rem;
}

.step-card-title {
    font-weight: 600;
}

.step-card-body p {
    margin-bottom: var(--spacing-2);
}

.step-card-small {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.step-card-event {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-3);
    background: var(--color-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
}

.step-card-date {
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
}

/* CTA Box */
.cta-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-dark);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-10) var(--spacing-12);
    margin-top: var(--spacing-16);
}

.cta-content {
    color: var(--color-white);
}

.cta-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
}

.cta-description {
    color: var(--color-text-muted);
}

/* ===================================
   Pricing Section
   =================================== */
.pricing {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.pricing-card {
    position: relative;
    background: var(--color-white);
    border: 2px solid var(--color-light-tertiary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    transition: all var(--transition-base);
}

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

.pricing-card-featured {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-white) 30%);
}

.pricing-card-featured:hover {
    border-color: var(--color-primary);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-primary);
    color: var(--color-dark);
    font-size: var(--font-size-xs);
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-6);
    padding-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--color-light-tertiary);
}

.pricing-name {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-1);
}

.price-value {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.price-currency {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
}

.pricing-period {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-2);
}

.pricing-features {
    margin-bottom: var(--spacing-8);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.check-icon {
    flex-shrink: 0;
    color: var(--color-success);
}

.pricing-note {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    padding: var(--spacing-6);
    background: var(--color-light);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.pricing-note svg {
    flex-shrink: 0;
    color: var(--color-info);
}

/* ===================================
   Events Preview Section
   =================================== */
.events-preview {
    padding: var(--spacing-24) 0;
    background: var(--color-light);
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.event-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-4);
    align-items: center;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.event-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.event-type {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.event-type-classic { background: var(--color-info-light); color: var(--color-blue); }
.event-type-training { background: var(--color-success-light); color: var(--color-green); }
.event-type-beach { background: var(--color-warning-light); color: var(--color-warning); }

.event-card {
    position: relative;
}

.event-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--color-primary);
    border-radius: var(--radius-lg);
    min-width: 60px;
}

.event-day {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    line-height: 1;
}

.event-month {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.event-info {
    min-width: 0;
}

.event-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.event-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-3);
}

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

.event-avatars {
    display: flex;
}

.avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 2px solid var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-left: -8px;
}

.avatar:first-child {
    margin-left: 0;
}

.avatar-more {
    background: var(--color-light);
    color: var(--color-text-secondary);
}

.event-count {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.event-price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
}

.event-price-full {
    font-size: var(--font-size-sm);
    color: var(--color-error);
    font-weight: 600;
}

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

/* ===================================
   Star Levels Section
   =================================== */
.star-levels {
    padding: var(--spacing-24) 0;
    background: var(--color-dark);
    color: var(--color-white);
}

.star-levels .section-badge {
    background: rgba(255, 230, 0, 0.2);
    color: var(--color-primary);
}

.star-levels .section-title {
    color: var(--color-white);
}

.star-levels .section-subtitle {
    color: rgba(255, 255, 255, 0.6);
}

.levels-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-4);
}

.level-card {
    text-align: center;
    padding: var(--spacing-6);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.level-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.level-card-pro {
    background: rgba(255, 230, 0, 0.1);
    border-color: var(--color-primary);
}

.level-stars {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-3);
}

.level-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.level-description {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
}

/* ===================================
   FAQ Section
   =================================== */
.faq {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

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

.faq-item {
    border-bottom: 1px solid var(--color-light-tertiary);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-6) 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    text-align: left;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-primary-dark);
}

.faq-icon {
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

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

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

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding-bottom: var(--spacing-6);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================
   CTA Section
   =================================== */
.cta-section {
    padding: var(--spacing-24) 0;
    background: var(--color-light);
}

.cta-wrapper {
    position: relative;
    overflow: hidden;
    background: var(--color-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-16) var(--spacing-12);
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.cta-ball {
    position: absolute;
    font-size: 4rem;
    opacity: 0.15;
}

.cta-ball-1 { top: -20px; right: 10%; animation: float 5s ease infinite; }
.cta-ball-2 { bottom: -30px; left: 5%; animation: float 6s ease infinite 1s; }
.cta-ball-3 { top: 50%; right: -20px; animation: float 7s ease infinite 2s; }

.cta-inner {
    position: relative;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, var(--font-size-4xl));
    font-weight: 800;
    margin-bottom: var(--spacing-4);
    color: var(--color-dark);
}

.cta-text {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-8);
    color: rgba(0, 0, 0, 0.7);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-12);
    margin-bottom: var(--spacing-12);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-xl);
    font-weight: 800;
    margin-bottom: var(--spacing-4);
}

.footer-description {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    margin-bottom: var(--spacing-6);
}

.footer-social {
    display: flex;
    gap: var(--spacing-3);
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-dark);
}

.footer-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-4);
    color: rgba(255, 255, 255, 0.4);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

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

.footer-links li {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    color: rgba(255, 255, 255, 0.4);
    font-size: var(--font-size-sm);
}

.footer-tech {
    color: rgba(255, 255, 255, 0.4);
    font-size: var(--font-size-sm);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
        margin-bottom: var(--spacing-8);
    }
    
    .phone-frame {
        width: 240px;
        height: 500px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-card-large {
        grid-column: span 2;
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .step {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .step-reverse {
        direction: ltr;
    }
    
    .step-number {
        font-size: var(--font-size-5xl);
    }
    
    .step-content {
        max-width: 100%;
    }
    
    .step-icon {
        margin: 0 auto var(--spacing-4);
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto var(--spacing-8);
    }
    
    .pricing-card-featured {
        order: -1;
    }
    
    .events-grid {
        grid-template-columns: 1fr;
    }
    
    .levels-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .cta-box {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-6);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-8);
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        flex-direction: column;
        background: var(--color-white);
        padding: var(--spacing-6);
        gap: var(--spacing-4);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-actions .btn {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding-top: calc(70px + var(--spacing-8));
        padding-bottom: var(--spacing-16);
    }
    
    .hero-scroll {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-4);
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card-large {
        grid-column: span 1;
    }
    
    .levels-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .level-card:last-child {
        grid-column: span 2;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-4);
        text-align: center;
    }
    
    .cta-wrapper {
        padding: var(--spacing-10) var(--spacing-6);
    }
}

@media (max-width: 480px) {
    .phone-frame {
        width: 200px;
        height: 420px;
    }
    
    .chat-header {
        padding-top: 32px;
    }
    
    .event-card {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
    
    .event-date {
        flex-direction: row;
        gap: var(--spacing-2);
        width: fit-content;
    }
    
    .event-price {
        text-align: left;
    }
    
    .levels-grid {
        grid-template-columns: 1fr;
    }
    
    .level-card:last-child {
        grid-column: span 1;
    }
}