/* CSS Reset & Variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #f59e0b;
    --accent: #10b981;
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    
    /* Neutrals */
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray-900: #0f172a;
    --gray-800: #1e293b;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748b;
    --gray-400: #94a3b8;
    --gray-300: #cbd5e1;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --gray-50: #f8fafc;
    --white: #ffffff;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
    --gradient-secondary: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-light: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    
    /* Typography */
    --font-family: 'Inter', 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;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --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);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;
}

/* Global Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Utility Classes */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-4);
    color: var(--gray-900);
}

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

.section-subtitle {
    font-size: var(--font-size-xl);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.section-subtitle.white {
    color: var(--gray-300);
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--gray-900);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-lg);
}

.nav-cta-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: var(--transition);
}

.nav-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%236366f1" opacity="0.1"><animate attributeName="opacity" values="0.1;0.3;0.1" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="30" r="1.5" fill="%238b5cf6" opacity="0.1"><animate attributeName="opacity" values="0.1;0.4;0.1" dur="4s" repeatCount="indefinite"/></circle><circle cx="30" cy="70" r="1" fill="%23d946ef" opacity="0.1"><animate attributeName="opacity" values="0.1;0.35;0.1" dur="3.5s" repeatCount="indefinite"/></circle></svg>');
    animation: float 20s ease-in-out infinite;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top left, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at bottom right, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-24) var(--space-4) var(--space-16);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-16);
    align-items: center;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-6);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { box-shadow: 0 0 5px rgba(99, 102, 241, 0.3); }
    to { box-shadow: 0 0 20px rgba(99, 102, 241, 0.5); }
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: var(--gray-900);
}

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

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--gray-600);
    margin-bottom: var(--space-8);
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-10);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

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

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    font-weight: 500;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    align-items: center;
}

.cta-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    min-height: 60px;
}

.cta-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.cta-primary:hover::before {
    left: 100%;
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.cta-primary.large {
    padding: var(--space-5) var(--space-10);
    font-size: var(--font-size-xl);
    min-height: 70px;
}

.cta-primary.mega {
    padding: var(--space-6) var(--space-12);
    font-size: var(--font-size-2xl);
    min-height: 80px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-6);
    background: transparent;
    color: var(--gray-600);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-full);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cta-secondary:hover {
    background: var(--gray-50);
    border-color: var(--primary);
    color: var(--primary);
}

.hero-proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

.proof-text {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.proof-text i {
    color: var(--success);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    z-index: 2;
}

.phone-frame {
    width: 320px;
    height: 640px;
    background: var(--gray-900);
    border-radius: var(--space-8);
    padding: var(--space-3);
    box-shadow: var(--shadow-2xl);
    animation: levitate 4s ease-in-out infinite;
}

@keyframes levitate {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: var(--space-6);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    overflow: hidden;
}

.app-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--gray-200);
}

.app-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-lg);
}

.app-info {
    flex: 1;
}

.app-info h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.status-online {
    font-size: var(--font-size-sm);
    color: var(--success);
    font-weight: 500;
}

.app-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    color: var(--primary);
    font-size: var(--font-size-lg);
}

.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    overflow-y: auto;
}

.message {
    max-width: 85%;
    animation: slideIn 0.5s ease-out;
}

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

.message-content {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--space-4);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

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

.ai-message .message-content {
    background: var(--primary);
    color: var(--white);
    border-bottom-left-radius: var(--space-1);
}

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

.user-message .message-content {
    background: var(--gray-100);
    color: var(--gray-900);
    border-bottom-right-radius: var(--space-1);
}

.pronunciation-score {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: linear-gradient(135deg, var(--success), #16a34a);
    border-radius: var(--radius-lg);
    color: var(--white);
}

.score-circle {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 800;
}

.score-text {
    font-weight: 600;
    font-size: var(--font-size-base);
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.float-item {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--primary);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

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

.float-2 {
    top: 30%;
    right: -15%;
    animation-delay: 1.5s;
}

.float-3 {
    bottom: 20%;
    left: -5%;
    animation-delay: 3s;
}

.float-4 {
    bottom: 40%;
    right: -10%;
    animation-delay: 4.5s;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% { 
        transform: translateY(-20px) rotate(5deg);
        opacity: 1;
    }
}

/* Problem Section */
.problem-section {
    padding: var(--space-20) 0;
    background: var(--gray-50);
}

.problems-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

.problem-card {
    background: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.problem-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--danger), #dc2626);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--white);
    margin: 0 auto var(--space-6);
}

.problem-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.problem-card p {
    color: var(--gray-600);
    line-height: 1.6;
    font-size: var(--font-size-base);
}

/* Solution Section */
.solution-section {
    padding: var(--space-24) 0;
    background: var(--gray-900);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.solution-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top, rgba(99, 102, 241, 0.1) 0%, transparent 70%),
                radial-gradient(ellipse at bottom, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
}

.solution-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-6);
    animation: solution-glow 3s ease-in-out infinite;
}

@keyframes solution-glow {
    0%, 100% { 
        box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
        border-color: rgba(99, 102, 241, 0.3);
    }
    50% { 
        box-shadow: 0 0 40px rgba(99, 102, 241, 0.6);
        border-color: rgba(99, 102, 241, 0.6);
    }
}

.solution-showcase {
    display: flex;
    flex-direction: column;
    gap: var(--space-16);
    margin-bottom: var(--space-16);
}

.before-after {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    align-items: stretch;
    max-width: 1000px;
    margin: 0 auto;
}

.before, .after {
    text-align: center;
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.before::before, .after::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--danger), #dc2626);
}

.after::before {
    background: linear-gradient(90deg, var(--success), #16a34a);
}

.before:hover, .after:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.ba-icon {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    margin: 0 auto var(--space-6);
    position: relative;
    box-shadow: var(--shadow-xl);
}

.before-icon {
    background: linear-gradient(135deg, var(--danger), #dc2626, #b91c1c);
    color: var(--white);
    animation: shake 3s ease-in-out infinite;
}

.after-icon {
    background: linear-gradient(135deg, var(--success), #16a34a, #15803d);
    color: var(--white);
    animation: glow-success 3s ease-in-out infinite;
}

@keyframes shake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-2deg); }
    75% { transform: rotate(2deg); }
}

@keyframes glow-success {
    0%, 100% { 
        box-shadow: 0 0 20px rgba(34, 197, 94, 0.4);
        transform: scale(1);
    }
    50% { 
        box-shadow: 0 0 30px rgba(34, 197, 94, 0.6);
        transform: scale(1.05);
    }
}

.before h3, .after h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--space-6);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.before h3 {
    color: #fca5a5;
    text-shadow: 0 2px 4px rgba(239, 68, 68, 0.3);
}

.after h3 {
    color: #86efac;
    text-shadow: 0 2px 4px rgba(34, 197, 94, 0.3);
}

.before ul, .after ul {
    list-style: none;
    text-align: left;
    space-y: var(--space-4);
}

.before li, .after li {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-base);
    font-weight: 500;
    transition: var(--transition);
}

.before li:hover, .after li:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.before li {
    color: #fca5a5;
    border-left: 3px solid var(--danger);
}

.after li {
    color: #86efac;
    border-left: 3px solid var(--success);
}

.before li::before, .after li::before {
    content: '';
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: var(--font-size-sm);
}

.before li::before {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    color: var(--white);
    content: '✕';
    animation: pulse-danger 2s infinite;
}

.after li::before {
    background: linear-gradient(135deg, var(--success), #16a34a);
    color: var(--white);
    content: '✓';
    animation: pulse-success 2s infinite;
}

@keyframes pulse-danger {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes pulse-success {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.9; }
}

.transformation-arrow {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--white);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.5);
    animation: arrow-bounce 2s ease-in-out infinite;
    position: relative;
    margin: var(--space-8) auto;
    z-index: 5;
}

.transformation-arrow::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    opacity: 0.3;
    animation: arrow-pulse-ring 2s ease-in-out infinite;
    z-index: -1;
}

@keyframes arrow-bounce {
    0%, 100% { 
        transform: translateY(0px) scale(1);
        box-shadow: 0 15px 35px rgba(99, 102, 241, 0.5);
    }
    50% { 
        transform: translateY(-10px) scale(1.1);
        box-shadow: 0 25px 45px rgba(99, 102, 241, 0.7);
    }
}

@keyframes arrow-pulse-ring {
    0% { 
        transform: scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: scale(1.2);
        opacity: 0.1;
    }
    100% { 
        transform: scale(1.4);
        opacity: 0;
    }
}

.solution-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

.feature-card {
    display: flex;
    gap: var(--space-6);
    padding: var(--space-8);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-2xl);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--white);
    flex-shrink: 0;
}

.feature-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--white);
}

.feature-content p {
    color: var(--gray-300);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.feature-stat {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

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

.cta-note {
    margin-top: var(--space-4);
    color: var(--gray-400);
    font-size: var(--font-size-sm);
}

/* Testimonials */
.testimonials-section {
    padding: var(--space-20) 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

.testimonial-card {
    background: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    text-align: center;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.testimonial-card.featured {
    border-color: var(--primary);
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.testimonial-rating {
    display: flex;
    justify-content: center;
    gap: var(--space-1);
    margin-bottom: var(--space-6);
}

.testimonial-rating i {
    color: var(--warning);
    font-size: var(--font-size-lg);
}

.testimonial-card blockquote {
    font-size: var(--font-size-lg);
    line-height: 1.6;
    color: var(--gray-700);
    font-style: italic;
    margin-bottom: var(--space-8);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    justify-content: center;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.author-info strong {
    display: block;
    font-size: var(--font-size-base);
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.author-info span {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

/* Pricing */
.pricing-section {
    padding: var(--space-20) 0;
    background: var(--gray-50);
}

.comparison-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-16);
    position: relative;
}

.comparison-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    position: relative;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.comparison-card.traditional {
    border: 2px solid var(--danger);
    background: linear-gradient(135deg, #fef2f2 0%, #ffffff 100%);
}

.comparison-card.our-method {
    border: 3px solid var(--primary);
    background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%);
    transform: scale(1.02);
}

.comparison-card.featured {
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--space-2) var(--space-6);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 700;
    animation: glow 2s ease-in-out infinite alternate;
}

.comparison-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.comparison-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    margin: 0 auto var(--space-4);
    background: linear-gradient(135deg, var(--danger), #dc2626);
    color: var(--white);
}

.comparison-icon.success {
    background: linear-gradient(135deg, var(--success), #16a34a);
}

.comparison-header h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--space-3);
    color: var(--gray-900);
}

.comparison-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.comparison-badge.expensive {
    background: var(--danger);
    color: var(--white);
}

.comparison-badge.success {
    background: var(--success);
    color: var(--white);
}

.pricing-breakdown {
    margin-bottom: var(--space-8);
    padding: var(--space-6);
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--danger);
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) 0;
    border-bottom: 1px solid rgba(239, 68, 68, 0.2);
}

.price-item:last-child {
    border-bottom: none;
}

.price-label {
    font-size: var(--font-size-base);
    color: var(--gray-700);
}

.price-value {
    font-weight: 700;
    color: var(--danger);
    font-size: var(--font-size-base);
}

.total-cost {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 2px solid var(--danger);
    text-align: center;
    color: var(--danger);
    font-size: var(--font-size-lg);
}

.our-pricing {
    text-align: center;
    margin-bottom: var(--space-8);
}

.price-highlight {
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    margin-bottom: var(--space-6);
    position: relative;
    overflow: hidden;
}

.price-highlight::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.price-main {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.currency {
    font-size: var(--font-size-2xl);
    font-weight: 600;
}

.amount {
    font-size: var(--font-size-6xl);
    font-weight: 900;
    line-height: 1;
}

.payment-type {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.no-fees {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-size: var(--font-size-base);
    opacity: 0.9;
}

.savings-highlight {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    background: linear-gradient(135deg, var(--success), #16a34a);
    color: var(--white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: var(--font-size-lg);
    animation: savings-pulse 2s ease-in-out infinite;
}

@keyframes savings-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.comparison-features {
    list-style: none;
    margin-bottom: var(--space-8);
}

.comparison-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    font-size: var(--font-size-base);
    line-height: 1.5;
}

.comparison-features.negative li {
    color: var(--gray-600);
}

.comparison-features.negative i {
    color: var(--danger);
    font-size: var(--font-size-lg);
}

.comparison-features.positive li {
    color: var(--gray-700);
}

.comparison-features.positive i {
    color: var(--success);
    font-size: var(--font-size-lg);
}

.main-cta-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-5) var(--space-6);
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: var(--space-6);
    position: relative;
    overflow: hidden;
    animation: cta-pulse 3s ease-in-out infinite;
}

@keyframes cta-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.7); }
    50% { box-shadow: 0 0 0 20px rgba(99, 102, 241, 0); }
}

.main-cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    text-align: center;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.trust-item i {
    color: var(--primary);
    font-size: var(--font-size-lg);
}

.vs-divider {
    display: none;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.vs-circle {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 900;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--white);
}

.bonus-section {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    text-align: center;
    border: 2px solid var(--primary);
}

.bonus-section h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--space-8);
}

.bonus-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.bonus-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--primary);
}

.bonus-item i {
    color: var(--primary);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.bonus-item span {
    font-weight: 600;
    color: var(--gray-700);
    text-align: left;
}

.product-showcase {
    margin-bottom: var(--space-6);
    display: flex;
    justify-content: center;
}

.product-cover {
    width: 100%;
    max-width: 280px;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
    border: 3px solid var(--primary);
}

.product-cover:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
}

@media (min-width: 768px) {
    .product-cover {
        max-width: 320px;
    }
}

.pricing-toggle,
.toggle-label,
.toggle-switch,
.discount-badge,
.pricing-grid,
.pricing-card,
.plan-header,
.plan-price,
.currency,
.amount,
.period,
.plan-features,
.plan-cta {
    display: none;
}

/* Final CTA */
.final-cta-section {
    padding: var(--space-24) 0;
    background: var(--gray-900);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
}

.final-cta-content h2 {
    font-size: var(--font-size-4xl);
    font-weight: 900;
    margin-bottom: var(--space-6);
}

.final-cta-content p {
    font-size: var(--font-size-xl);
    color: var(--gray-300);
    margin-bottom: var(--space-12);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.urgency-timer {
    margin-bottom: var(--space-12);
}

.timer-label {
    font-size: var(--font-size-lg);
    color: var(--gray-400);
    margin-bottom: var(--space-6);
}

.countdown-timer {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    max-width: 400px;
    margin: 0 auto var(--space-12);
}

.time-unit {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-6) var(--space-4);
    text-align: center;
}

.time-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 900;
    color: var(--warning);
    margin-bottom: var(--space-2);
}

.time-label {
    font-size: var(--font-size-sm);
    color: var(--gray-400);
    font-weight: 500;
}

.final-guarantees {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-top: var(--space-8);
    align-items: center;
}

.guarantee {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--gray-300);
}

.guarantee i {
    color: var(--success);
    font-size: var(--font-size-base);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-16) 0 var(--space-8);
    border-top: 1px solid var(--gray-800);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    align-items: center;
    text-align: center;
    margin-bottom: var(--space-8);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--white);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
    justify-content: center;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: var(--font-size-base);
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-800);
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

/* Responsive Design */
@media (min-width: 640px) {
    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }
    
    .problems-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .final-guarantees {
        flex-direction: row;
        justify-content: center;
    }
    
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

@media (min-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
        text-align: left;
        align-items: center;
    }
    
    .hero-content {
        text-align: left;
    }
    
    .hero-stats {
        margin-left: 0;
        margin-right: 0;
    }
    
    .feature-card {
        flex-direction: row;
        text-align: left;
    }
    
    .before-after {
        grid-template-columns: 1fr auto 1fr;
        align-items: center;
        gap: var(--space-12);
    }
    
    .transformation-arrow {
        margin: 0;
    }
    
    .before, .after {
        padding: var(--space-8);
    }
    
    .comparison-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
    
    .vs-divider {
        display: flex;
    }
    
    .bonus-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .trust-badges {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-6xl);
    }
    
    .section-title {
        font-size: var(--font-size-5xl);
    }
    
    .problems-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .solution-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .comparison-card.our-method {
        transform: scale(1.05);
    }
    
    .bonus-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .before, .after {
        padding: var(--space-10);
    }
    
    .ba-icon {
        width: 120px;
        height: 120px;
        font-size: var(--font-size-4xl);
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Scroll animations will be handled by JavaScript */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}