/* ===== Texa Brand Theme - Enterprise Grade ===== */
:root {
    /* Primary Brand Colors - From Mobile App */
    --primary: #1E88E5;
    --primary-dark: #1565C0;
    --primary-darker: #0D47A1;
    --primary-light: #E3F2FD;
    --primary-lighter: #F5FAFF;
    --secondary: #24B0FF;
    --secondary-light: #E0F4FF;
    
    /* Texa Logo Blue */
    --brand-blue: #3499CC;
    
    /* Neutral Colors - Refined */
    --background: #FFFFFF;
    --surface: #F8FAFC;
    --surface-elevated: #FFFFFF;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    
    /* Semantic Colors */
    --success: #059669;
    --success-light: #ECFDF5;
    --warning: #D97706;
    --warning-light: #FFFBEB;
    --error: #DC2626;
    --error-light: #FEF2F2;
    --info: #0284C7;
    --info-light: #F0F9FF;
    
    /* Premium Shadows - Layered for depth */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 12px 24px -4px rgba(0, 0, 0, 0.06), 0 4px 8px -2px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 24px 48px -8px rgba(0, 0, 0, 0.08), 0 12px 24px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 32px 64px -12px rgba(0, 0, 0, 0.12), 0 16px 32px -8px rgba(0, 0, 0, 0.06);
    --shadow-2xl: 0 48px 96px -16px rgba(0, 0, 0, 0.14);
    --shadow-primary: 0 8px 24px -4px rgba(30, 136, 229, 0.3), 0 4px 8px -2px rgba(30, 136, 229, 0.15);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.04);
    
    /* Glow Effects */
    --glow-primary: 0 0 40px rgba(30, 136, 229, 0.15);
    --glow-success: 0 0 20px rgba(5, 150, 105, 0.2);
    
    /* Border Radius - Refined */
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-3xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions - Refined easing */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 150ms var(--ease-out-expo);
    --transition: 250ms var(--ease-out-expo);
    --transition-slow: 400ms var(--ease-out-expo);
    --transition-slower: 600ms var(--ease-out-expo);
    
    /* Spacing Scale */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-24: 96px;
    --space-32: 128px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    overflow-x: hidden;
}

::selection {
    background: var(--primary);
    color: white;
}

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

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

ul {
    list-style: none;
}

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

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 1400px) {
    .container {
        max-width: 1280px;
    }
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

h1 { font-weight: 700; letter-spacing: -0.035em; }
h2 { letter-spacing: -0.03em; }

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

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s var(--ease-out-expo) forwards;
}

.animate-fade-in {
    animation: fadeIn 0.6s var(--ease-out-expo) forwards;
}

.animate-scale-in {
    animation: scaleIn 0.5s var(--ease-out-expo) forwards;
}

/* ===== Buttons ===== */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-xl);
    transition: all 0.3s var(--ease-out-expo);
    white-space: nowrap;
    letter-spacing: -0.01em;
    cursor: pointer;
    outline: none;
    border: none;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn:hover::before {
    opacity: 1;
}

.btn-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    transition: transform 0.3s var(--ease-out-expo);
}

.btn:hover .btn-icon {
    transform: translateY(2px);
}

.btn-primary {
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-primary), inset 0 1px 0 rgba(255,255,255,0.1);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px -4px rgba(30, 136, 229, 0.4), 0 4px 12px -2px rgba(30, 136, 229, 0.2), inset 0 1px 0 rgba(255,255,255,0.15);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,0.1);
}

.btn-secondary {
    background: var(--surface-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-xs);
}

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

.btn-secondary:active {
    transform: translateY(0);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
    border-radius: var(--radius-2xl);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    transition: all 0.3s var(--ease-out-expo);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: transform 0.3s var(--ease-out-expo);
}

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

.logo-img {
    height: 30px;
    width: auto;
}

.beta-badge {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    font-size: 9px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    box-shadow: 0 2px 8px rgba(30, 136, 229, 0.25);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a {
    position: relative;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-lg);
    transition: all 0.25s var(--ease-out-expo);
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--surface);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
    transform: translateX(-50%);
    transition: width 0.25s var(--ease-out-expo);
}

.nav-links a:hover::after {
    width: 20px;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    padding: 160px 0 120px;
    overflow: hidden;
    background: var(--background);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(30, 136, 229, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(36, 176, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(30, 136, 229, 0.03) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
}

.hero-text {
    animation: fadeInUp 0.8s var(--ease-out-expo) forwards;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: white;
    color: var(--text-primary);
    padding: 8px 16px 8px 10px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 28px;
    box-shadow: var(--shadow-sm), 0 0 0 1px rgba(0, 0, 0, 0.03);
    transition: all 0.3s var(--ease-out-expo);
}

.hero-badge:hover {
    box-shadow: var(--shadow-md), 0 0 0 1px rgba(0, 0, 0, 0.03);
    transform: translateY(-1px);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { 
        opacity: 1; 
        box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
    }
    50% { 
        opacity: 0.8; 
        box-shadow: 0 0 0 6px rgba(5, 150, 105, 0.08);
    }
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.08;
    margin-bottom: 24px;
    letter-spacing: -0.035em;
    color: var(--text-primary);
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 0;
    max-width: 520px;
    line-height: 1.75;
}

.hero-description strong {
    color: var(--text-primary);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: 14px;
    margin-top: 40px;
    margin-bottom: 0;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    animation: fadeIn 1s var(--ease-out-expo) 0.2s forwards;
    opacity: 0;
}

.phone-mockup {
    position: relative;
    width: 300px;
    background: linear-gradient(145deg, #2a2a2a 0%, #1a1a1a 100%);
    border-radius: 44px;
    padding: 12px;
    box-shadow: 
        var(--shadow-2xl),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.6s var(--ease-out-expo);
}

.phone-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 24px;
    background: #1a1a1a;
    border-radius: 0 0 14px 14px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    border-radius: 32px;
    display: block;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 14px;
    background: white;
    padding: 16px 20px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0, 0, 0, 0.03);
    animation: floatCard 5s ease-in-out infinite;
    transition: all 0.3s var(--ease-out-expo);
}

.floating-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0, 0, 0, 0.03);
}

.card-1 {
    top: 12%;
    left: -20%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 18%;
    right: -15%;
    animation-delay: 2.5s;
}

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

.card-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    font-size: 18px;
}

.card-icon svg {
    width: 20px;
    height: 20px;
}

.card-icon.success {
    background: var(--success-light);
    color: var(--success);
}

.card-icon.success svg {
    stroke: var(--success);
}

.card-icon.flag {
    background: var(--primary-light);
    color: var(--primary);
}

.card-icon.flag svg {
    stroke: var(--primary);
}

.card-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.card-title {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.card-subtitle {
    font-size: 12px;
    color: var(--text-muted);
}

/* ===== Section Styles ===== */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-16);
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-light);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: 0.01em;
}

.section-title {
    font-size: 44px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.section-description {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.75;
    max-width: 540px;
    margin: 0 auto;
}

/* ===== Why Texa / Pain Points Section ===== */
.why-texa {
    padding: var(--space-24) 0;
    background: var(--surface);
    position: relative;
}

.why-texa::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.pain-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.pain-card {
    background: white;
    padding: 36px 32px;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-light);
    text-align: center;
    transition: all 0.4s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.pain-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform 0.4s var(--ease-out-expo);
}

.pain-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.pain-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-lighter) 100%);
    border-radius: var(--radius-2xl);
    margin: 0 auto 24px;
    transition: all 0.4s var(--ease-out-expo);
}

.pain-card:hover .pain-icon {
    transform: scale(1.05);
    box-shadow: var(--glow-primary);
}

.pain-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary);
    stroke-width: 1.75;
}

.pain-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.pain-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

/* ===== How It Works Section ===== */
.how-it-works {
    padding: var(--space-24) 0;
    background: var(--background);
    position: relative;
}

.steps-flow {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.step-card {
    flex: 1;
    max-width: 320px;
    text-align: center;
    padding: 40px 32px;
    background: var(--surface);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-light);
    position: relative;
    transition: all 0.4s var(--ease-out-expo);
}

.step-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
    background: white;
}

.step-number {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    font-size: 14px;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-primary);
}

.step-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, white 100%);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    margin: 0 auto 24px;
    transition: all 0.4s var(--ease-out-expo);
}

.step-card:hover .step-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-color: transparent;
    box-shadow: var(--shadow-primary);
}

.step-card:hover .step-icon svg {
    stroke: white;
}

.step-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary);
    stroke-width: 1.75;
    transition: stroke 0.3s ease;
}

.step-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

.step-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    margin-top: 80px;
    flex-shrink: 0;
}

.step-connector svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary);
    stroke-width: 2;
    opacity: 0.5;
}

@media (max-width: 992px) {
    .steps-flow {
        flex-direction: column;
        align-items: center;
        gap: 24px;
    }
    
    .step-card {
        max-width: 400px;
        width: 100%;
    }
    
    .step-connector {
        margin-top: 0;
        transform: rotate(90deg);
        width: 40px;
        height: 40px;
    }
}

/* ===== Features Section ===== */
.features {
    padding: var(--space-24) 0;
    background: var(--background);
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 28px;
}

.feature-card {
    background: var(--surface);
    padding: 36px;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-light);
    transition: all 0.4s var(--ease-out-expo);
    position: relative;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
    background: white;
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, white 100%);
    border-radius: var(--radius-xl);
    margin-bottom: 24px;
    border: 1px solid var(--border-light);
    transition: all 0.4s var(--ease-out-expo);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-color: transparent;
    box-shadow: var(--shadow-primary);
}

.feature-card:hover .feature-icon svg {
    stroke: white;
}

.feature-icon svg {
    width: 26px;
    height: 26px;
    stroke: var(--primary);
    stroke-width: 1.75;
    transition: stroke 0.3s ease;
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.feature-description {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.feature-main {
    grid-row: span 2;
    padding: 40px;
}

.feature-main .feature-icon {
    width: 64px;
    height: 64px;
}

.feature-main .feature-icon svg {
    width: 30px;
    height: 30px;
}

.feature-main .feature-title {
    font-size: 24px;
}

.feature-main .feature-description {
    font-size: 16px;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-list li {
    position: relative;
    padding-left: 28px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.5;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, var(--success) 0%, #34D399 100%);
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(5, 150, 105, 0.3);
}

/* ===== Roadmap Section ===== */
.roadmap {
    padding: var(--space-24) 0;
    background: linear-gradient(180deg, var(--surface) 0%, var(--background) 100%);
    position: relative;
}

.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.roadmap-card {
    background: white;
    padding: 36px;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-light);
    position: relative;
    transition: all 0.4s var(--ease-out-expo);
    overflow: hidden;
}

.roadmap-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform 0.4s var(--ease-out-expo);
}

.roadmap-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.roadmap-card:hover::after {
    transform: scaleX(1);
}

.roadmap-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, white 100%);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    margin-bottom: 20px;
    transition: all 0.4s var(--ease-out-expo);
}

.roadmap-card:hover .roadmap-icon {
    background: linear-gradient(135deg, var(--primary-light) 0%, white 100%);
    border-color: var(--primary);
}

.roadmap-icon svg {
    width: 26px;
    height: 26px;
    stroke: var(--primary);
    stroke-width: 1.75;
    transition: stroke 0.3s ease;
}

.roadmap-card:hover .roadmap-icon svg {
    stroke: var(--primary);
}

.roadmap-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-light);
    color: var(--primary);
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
}

.roadmap-status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    animation: statusPulse 2s ease-in-out infinite;
}

.roadmap-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.roadmap-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

/* ===== Download Section ===== */
.download {
    padding: 100px 0;
    background: var(--surface);
}

.download-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 64px;
    align-items: center;
}

.download-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 700px;
    margin: 0 auto;
}

.download-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px;
    text-align: center;
    transition: var(--transition);
}

.download-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.download-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border-radius: var(--radius-xl);
    margin: 0 auto 20px;
}

.download-icon svg {
    width: 32px;
    height: 32px;
}

#android-card .download-icon {
    background: #E8F5E9;
    color: #4CAF50;
}

#ios-card .download-icon {
    background: var(--surface);
    color: var(--text-primary);
}

.download-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.download-card p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.5;
}

.download-btn {
    width: 100%;
}

.download-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.platform-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
}

.platform-icon.android {
    background: #E8F5E9;
    color: #4CAF50;
}

.platform-icon.ios {
    background: var(--surface);
    color: var(--text-primary);
}

.platform-icon svg {
    width: 24px;
    height: 24px;
}

.platform-info {
    display: flex;
    flex-direction: column;
}

.platform-label {
    font-weight: 600;
    font-size: 16px;
    color: var(--text-primary);
}

.platform-version {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

.download-card-description {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 18px;
    line-height: 1.5;
}

.download-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-top: 14px;
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

.download-note svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    margin-top: 1px;
    stroke: var(--text-muted);
}

.download-image {
    display: flex;
    justify-content: center;
}

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

.qr-code {
    width: 200px;
    height: 200px;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: var(--shadow);
}

.qr-placeholder {
    color: var(--text-muted);
    font-size: 14px;
}

.qr-label {
    font-size: 14px;
    color: var(--text-secondary);
}

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

.faq-list {
    max-width: 760px;
    margin: 0 auto;
}

.faq-item {
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    margin-bottom: 14px;
    overflow: hidden;
    transition: all 0.3s var(--ease-out-expo);
}

.faq-item:hover {
    border-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.faq-item.active {
    background: white;
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 28px;
    font-size: 16px;
    font-weight: 600;
    text-align: left;
    color: var(--text-primary);
    transition: all 0.3s var(--ease-out-expo);
    letter-spacing: -0.01em;
}

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

.faq-question span {
    flex: 1;
}

.faq-icon {
    width: 24px;
    height: 24px;
    stroke: var(--text-muted);
    transition: all 0.3s var(--ease-out-expo);
    flex-shrink: 0;
    stroke-width: 2.5;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease-out-expo);
}

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

.faq-answer p {
    padding: 0 28px 24px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
}

/* ===== CTA Section ===== */
.cta {
    position: relative;
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-darker) 100%);
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse 100% 100% at 0% 100%, rgba(36, 176, 255, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse 80% 80% at 100% 0%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
    opacity: 0.5;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: 44px;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.cta-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 36px;
    line-height: 1.7;
}

.cta .btn-primary {
    background: white;
    color: var(--primary);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    padding: 18px 40px;
    font-size: 16px;
}

.cta .btn-primary:hover {
    background: white;
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.cta .btn-primary:active {
    transform: translateY(-1px);
}

/* ===== Footer ===== */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 64px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer .logo-img {
    filter: brightness(0) invert(1);
}

.footer-tagline {
    color: var(--text-muted);
    margin: 16px 0 24px;
    font-size: 15px;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 12px;
}

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

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

.social-link svg {
    width: 18px;
    height: 18px;
}

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

.footer-column h4 {
    color: white;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    color: var(--text-muted);
    font-size: 15px;
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: var(--text-muted);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image {
        order: -1;
        margin-bottom: 32px;
    }
    
    .floating-card {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-main {
        grid-row: auto;
    }
    
    .pain-points {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .roadmap-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-content {
        grid-template-columns: 1fr;
    }
    
    .download-image {
        order: -1;
        margin-bottom: 32px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .phone-mockup {
        width: 240px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .features, .download, .faq, .cta {
        padding: 80px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pain-points {
        grid-template-columns: 1fr;
    }
    
    .roadmap-grid {
        grid-template-columns: 1fr;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .cta-title {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .stat-value {
        font-size: 24px;
    }
    
    .feature-card {
        padding: 24px;
    }
    
    .download-card {
        padding: 20px;
    }
}