/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Mindfulness Color Palette - Enhanced */
    --primary-green: #6FCF97;
    --soft-green: #A8E6CF;
    --mint: #E3F5E1;
    --sage: #88B8A0;
    --teal: #56CCB4;
    --emerald: #10B981;
    
    --purple-light: #BB99FF;
    --purple-soft: #E8DEFF;
    --purple-vivid: #A78BFA;
    
    --blue-light: #89CFF0;
    --sky: #B8E6F5;
    --cyan: #22D3EE;
    
    /* Neutrals */
    --white: #FFFFFF;
    --cream: #FDFBF7;
    --off-white: #F8FAFC;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Modern Gradients */
    --gradient-primary: linear-gradient(135deg, #6FCF97 0%, #56CCB4 50%, #10B981 100%);
    --gradient-soft: linear-gradient(135deg, rgba(168, 230, 207, 0.3) 0%, rgba(227, 245, 225, 0.3) 100%);
    --gradient-accent: linear-gradient(135deg, #BB99FF 0%, #89CFF0 50%, #22D3EE 100%);
    --gradient-bg: radial-gradient(ellipse at top, #E3F5E1 0%, #FDFBF7 50%, #F8FAFC 100%);
    --gradient-mesh: radial-gradient(at 27% 37%, hsla(215, 98%, 61%, 0.15) 0px, transparent 50%),
                     radial-gradient(at 97% 21%, hsla(125, 98%, 72%, 0.15) 0px, transparent 50%),
                     radial-gradient(at 52% 99%, hsla(354, 98%, 61%, 0.15) 0px, transparent 50%),
                     radial-gradient(at 10% 29%, hsla(256, 96%, 67%, 0.15) 0px, transparent 50%);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    
    /* Modern Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --shadow-soft: 0 10px 40px rgba(111, 207, 151, 0.2);
    --shadow-glow: 0 0 40px rgba(111, 207, 151, 0.3);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', serif;
    
    /* Spacing */
    --container-width: 1280px;
    --section-padding: 140px;
    --section-padding-mobile: 80px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-2xl: 48px;
    --radius-full: 9999px;
}

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

body {
    font-family: var(--font-primary);
    color: var(--gray-800);
    line-height: 1.6;
    background: var(--off-white);
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    z-index: -1;
    opacity: 0.5;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
}

/* Navigation - Glassmorphism */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    transition: padding 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    text-decoration: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo:hover {
    transform: scale(1.02);
}

.logo-icon {
    font-size: 36px;
    filter: drop-shadow(0 2px 8px rgba(111, 207, 151, 0.3));
    transition: transform 0.3s ease;
}

.logo:hover .logo-icon {
    transform: rotate(-10deg) scale(1.1);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    position: relative;
    transition: color 0.3s ease;
    letter-spacing: -0.01em;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.btn-nav {
    background: var(--gradient-primary);
    color: var(--white) !important;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-weight: 700;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.btn-nav::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 ease;
}

.btn-nav:hover::before {
    left: 100%;
}

.btn-nav::after {
    display: none;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    position: relative;
    z-index: 10;
}

.mobile-menu-btn span {
    width: 28px;
    height: 3px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hero Section - Modern & Dynamic */
.hero {
    position: relative;
    padding-top: 180px;
    padding-bottom: 140px;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-bg);
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(111, 207, 151, 0.2) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
    border-radius: 50%;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(187, 153, 255, 0.15) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite reverse;
    border-radius: 50%;
}

@keyframes float {
    0%, 100% { 
        transform: translate(0, 0) scale(1); 
        opacity: 0.6;
    }
    50% { 
        transform: translate(50px, -50px) scale(1.15); 
        opacity: 0.8;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 100px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-green);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    margin-bottom: 32px;
    animation: slideDown 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: -0.01em;
}

.badge-icon {
    font-size: 20px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

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

.hero-title {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 800;
    line-height: 1.05;
    color: var(--gray-900);
    margin-bottom: 28px;
    animation: slideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
    letter-spacing: -0.03em;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    position: relative;
    animation: gradientShift 6s ease infinite;
    background-size: 200% auto;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.hero-description {
    font-size: 21px;
    color: var(--gray-600);
    line-height: 1.75;
    margin-bottom: 48px;
    animation: slideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
    max-width: 620px;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 72px;
    animation: slideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 36px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    letter-spacing: -0.01em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(111, 207, 151, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-large {
    padding: 22px 44px;
    font-size: 18px;
}

.hero-stats {
    display: flex;
    gap: 56px;
    animation: fadeIn 0.8s ease-out 0.8s both;
}

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

.stat {
    text-align: left;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 15px;
    color: var(--gray-600);
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* Hero Image - 3D Phone Mockup */
.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s ease-out 0.4s both;
    perspective: 2000px;
}

.phone-mockup {
    position: relative;
    z-index: 10;
    transform-style: preserve-3d;
    animation: floatPhone 6s ease-in-out infinite;
}

@keyframes floatPhone {
    0%, 100% { 
        transform: translateY(0px) rotateY(-5deg) rotateX(5deg); 
    }
    50% { 
        transform: translateY(-20px) rotateY(5deg) rotateX(-5deg); 
    }
}

.phone-frame {
    width: 320px;
    height: 640px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: 48px;
    padding: 14px;
    box-shadow: 
        0 40px 80px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset,
        0 2px 0 rgba(255, 255, 255, 0.1) inset;
    position: relative;
    transform-style: preserve-3d;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 32px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: 0 0 24px 24px;
    z-index: 10;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 36px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.1) inset;
}

.screenshot-placeholder {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: var(--gradient-soft);
}

.floating-card {
    position: absolute;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    padding: 20px 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 14px;
    animation: floatCard 4s ease-in-out infinite;
    transform-style: preserve-3d;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-card:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.card-1 {
    top: 8%;
    left: -12%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: -18%;
    animation-delay: 1.3s;
}

.card-3 {
    bottom: 12%;
    left: -8%;
    animation-delay: 2.6s;
}

@keyframes floatCard {
    0%, 100% { 
        transform: translateY(0px) translateZ(0px); 
    }
    50% { 
        transform: translateY(-20px) translateZ(30px); 
    }
}

.card-icon {
    font-size: 28px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.card-text {
    font-weight: 700;
    color: var(--gray-800);
    font-size: 15px;
    letter-spacing: -0.01em;
}

/* Section Styles - Modern */
.section-header {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 96px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 56px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 20px;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.section-description {
    font-size: 21px;
    color: var(--gray-600);
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.6;
}

/* Features Section - Bento Grid */
.features {
    padding: var(--section-padding) 0;
    background: var(--white);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 1) 0%, rgba(255, 255, 255, 0) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 44px;
    border-radius: var(--radius-xl);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.5);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-soft);
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

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

.feature-card:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: var(--soft-green);
    box-shadow: 0 24px 48px rgba(111, 207, 151, 0.2);
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    color: var(--white);
    box-shadow: 0 8px 24px rgba(111, 207, 151, 0.25);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 12px 32px rgba(111, 207, 151, 0.4);
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 14px;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

.feature-description {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.7;
    letter-spacing: -0.01em;
    font-weight: 400;
}

/* How It Works Section - Modern Timeline */
.how-it-works {
    padding: var(--section-padding) 0;
    background: var(--off-white);
    position: relative;
}

.steps {
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 48px;
    align-items: flex-start;
    margin-bottom: 80px;
    position: relative;
}

.step::after {
    content: '';
    position: absolute;
    left: 48px;
    top: 100px;
    width: 3px;
    height: calc(100% + 40px);
    background: linear-gradient(180deg, var(--soft-green) 0%, transparent 100%);
}

.step:last-child::after {
    display: none;
}

.step-number {
    width: 96px;
    height: 96px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    font-weight: 800;
    color: var(--white);
    flex-shrink: 0;
    box-shadow: 0 12px 32px rgba(111, 207, 151, 0.3);
    position: relative;
    z-index: 2;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.step:hover .step-number {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 20px 40px rgba(111, 207, 151, 0.4);
}

.step-content {
    flex: 1;
    padding-top: 12px;
    background: var(--white);
    padding: 32px 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.step:hover .step-content {
    transform: translateX(8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--soft-green);
}

.step-title {
    font-size: 30px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.step-description {
    font-size: 18px;
    color: var(--gray-600);
    line-height: 1.75;
    letter-spacing: -0.01em;
}

/* Screenshots Section - Carousel Style */
.screenshots {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.screenshots-carousel {
    display: flex;
    gap: 48px;
    justify-content: center;
    align-items: center;
    perspective: 1500px;
}

.screenshot-item {
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.screenshot-item:hover {
    transform: scale(1.05);
}

.screenshot-frame {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: var(--radius-2xl);
    padding: 12px;
    box-shadow: 
        0 32px 64px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset;
    margin-bottom: 24px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.screenshot-frame::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 28px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

.screenshot-frame:hover {
    transform: translateY(-12px) rotateY(5deg);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.3);
}

.screenshot-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(var(--radius-2xl) - 8px);
    background: var(--gradient-soft);
}

.screenshot-caption {
    font-size: 17px;
    font-weight: 700;
    color: var(--gray-700);
    letter-spacing: -0.01em;
}

/* Levels Section - Premium Cards */
.levels {
    padding: var(--section-padding) 0;
    background: var(--off-white);
    position: relative;
}

.levels-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.level-card {
    background: var(--white);
    padding: 52px 40px;
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.level-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.level-card:hover {
    transform: translateY(-16px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--soft-green);
}

.level-card:hover::before {
    transform: scaleX(1);
}

.level-card.level-2 {
    transform: scale(1.05);
    border-color: var(--primary-green);
    box-shadow: 0 24px 48px rgba(111, 207, 151, 0.2);
}

.level-card.level-2::before {
    transform: scaleX(1);
}

.level-badge {
    display: inline-block;
    padding: 10px 24px;
    background: var(--soft-green);
    color: var(--gray-800);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 28px;
    box-shadow: var(--shadow-md);
}

.level-badge.popular {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-glow);
    animation: pulse 2s ease-in-out infinite;
}

.level-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 18px;
    letter-spacing: -0.02em;
}

.level-description {
    font-size: 17px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 36px;
    letter-spacing: -0.01em;
}

.level-features {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.level-feature {
    font-size: 16px;
    color: var(--gray-700);
    font-weight: 600;
    text-align: left;
    padding-left: 32px;
    position: relative;
}

.level-feature::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: 800;
    font-size: 20px;
}

/* CTA Section - Gradient Background */
.cta {
    padding: var(--section-padding) 0;
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite;
}

.cta::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite reverse;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-title {
    font-family: var(--font-display);
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.cta-description {
    font-size: 21px;
    opacity: 0.95;
    max-width: 750px;
    margin: 0 auto 48px;
    line-height: 1.6;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.cta .btn-primary {
    background: var(--white);
    color: var(--primary-green);
    font-size: 18px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.cta .btn-primary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.3);
}

.cta-note {
    margin-top: 24px;
    font-size: 15px;
    opacity: 0.85;
    font-weight: 500;
}

/* Footer - Modern Dark */
.footer {
    background: linear-gradient(180deg, #0F172A 0%, #111827 100%);
    color: var(--gray-400);
    padding: 100px 0 48px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(111, 207, 151, 0.3), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 100px;
    margin-bottom: 72px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-tagline {
    font-size: 17px;
    color: var(--gray-400);
    font-weight: 400;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 56px;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.footer-heading {
    color: var(--white);
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.footer-column a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    position: relative;
    display: inline-block;
    width: fit-content;
}

.footer-column a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-green);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-column a:hover {
    color: var(--primary-green);
    transform: translateX(4px);
}

.footer-column a:hover::after {
    width: 100%;
}

.footer-bottom {
    padding-top: 48px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 15px;
    color: var(--gray-500);
    font-weight: 500;
}

/* Responsive Design - Enhanced */
@media (max-width: 1024px) {
    :root {
        --section-padding: 100px;
    }
    
    .hero-content {
        gap: 80px;
    }
    
    .hero-title {
        font-size: 60px;
    }
    
    .section-title {
        font-size: 48px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .levels-grid {
        grid-template-columns: 1fr;
        max-width: 550px;
        margin: 0 auto;
    }
    
    .level-card.level-2 {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: var(--section-padding-mobile);
    }
    
    .container {
        padding: 0 24px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding-top: 140px;
        padding-bottom: 80px;
        min-height: auto;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 64px;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .hero-description {
        font-size: 19px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .hero-stats {
        gap: 40px;
        flex-wrap: wrap;
    }
    
    .phone-frame {
        width: 280px;
        height: 560px;
    }
    
    .floating-card {
        display: none;
    }
    
    .section-title {
        font-size: 40px;
    }
    
    .section-description {
        font-size: 19px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        gap: 32px;
    }
    
    .step-number {
        width: 80px;
        height: 80px;
        font-size: 32px;
    }
    
    .step::after {
        left: 40px;
        top: 100px;
    }
    
    .step-content {
        padding: 28px 32px;
    }
    
    .step-title {
        font-size: 26px;
    }
    
    .screenshots-carousel {
        flex-direction: column;
        gap: 40px;
    }
    
    .screenshot-frame {
        width: 260px;
        height: 520px;
    }
    
    .cta-title {
        font-size: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 56px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 38px;
    }
    
    .hero-description {
        font-size: 17px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 28px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-description {
        font-size: 17px;
    }
    
    .feature-card {
        padding: 36px;
    }
    
    .step-number {
        width: 64px;
        height: 64px;
        font-size: 28px;
    }
    
    .step::after {
        left: 32px;
    }
    
    .step-content {
        padding: 24px;
    }
    
    .cta-title {
        font-size: 32px;
    }
}

/* Smooth Scroll Behavior & Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 6px;
    border: 2px solid var(--gray-100);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--emerald);
}

/* Selection Color */
::selection {
    background: var(--soft-green);
    color: var(--gray-900);
}

::-moz-selection {
    background: var(--soft-green);
    color: var(--gray-900);
}

/* Focus States - Accessibility */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--primary-green);
    outline-offset: 2px;
}