/* ============================================
   SpeedMood Website Styles
   Matching app design with purple theme
   ============================================ */

:root {
    /* Color Palette - Enhanced with richer colors */
    --primary-purple: #F455C4;
    --primary-purple-light: #FFFFFF;
    --primary-purple-dark: #5B21B6;
    --light-purple: #E8D5FF;
    --lighter-purple: #F3E8FF;
    --dark-purple: #4C1D95;
    --purple-glow: rgba(107, 70, 193, 0.3);
    --white: #FFFFFF;
    --text-dark: #1F2937;
    --text-gray: #6B7280;
    --text-light: #9CA3AF;
    --border-color: rgba(255, 255, 255, 0.2);
    --bg-light: #FAFAFA;
    --bg-dark: #0F172A;
    
    /* Gradient Colors */
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-purple: linear-gradient(135deg, #6B46C1 0%, #8B5CF6 50%, #A78BFA 100%);
    --gradient-dark: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
    
    /* Emoji Colors */
    --emoji-happy: #FCD34D;
    --emoji-neutral: #F59E0B;
    --emoji-indifferent: #3B82F6;
    --emoji-sad: #EF4444;
    --emoji-angry: #DC2626;
    --emoji-regret: #6B7280;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    
    /* Shadows - Enhanced */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-purple: 0 10px 40px rgba(107, 70, 193, 0.3);
    --shadow-purple-lg: 0 20px 60px rgba(107, 70, 193, 0.4);
    --shadow-glow: 0 0 20px rgba(107, 70, 193, 0.5);
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-dark);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Glass Morphism Effect */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

/* Gradient Text */
.gradient-text {
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

/* Simple Header */
.simple-header {
    background: rgba(15, 12, 41, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.simple-header .logo-text {
    color: white;
}

.simple-header .container {
    display: flex;
    justify-content: center;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
}

.back-button {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-purple);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.back-button:hover {
    background: rgba(107, 70, 193, 0.1);
    transform: translateX(-3px);
}

.back-button svg {
    width: 20px;
    height: 20px;
}

.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-purple);
    text-decoration: none;
}

.logo-img {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
    transition: transform 0.3s ease;
    background: transparent;
    opacity: 1 !important;
}

/* Debug: ， */
.logo-img:not([src]),
.logo-img[src=""] {
    background-color: rgba(107, 70, 193, 0.1);
    border: 1px dashed rgba(107, 70, 193, 0.3);
}

.logo:hover .logo-img {
    transform: scale(1.1) rotate(5deg);
}

/* Fallback for logo-emoji if still used elsewhere */
.logo-emoji {
    font-size: 2rem;
}

.logo-text {
    background: linear-gradient(135deg, var(--primary-purple), var(--dark-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-purple);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-purple);
    border-radius: 2px;
}

.btn-download {
    background: linear-gradient(135deg, var(--primary-purple), var(--dark-purple));
    color: var(--white) !important;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-purple);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.btn-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 ease;
}

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

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

.btn-glow {
    box-shadow: 0 0 20px rgba(107, 70, 193, 0.4);
}

.btn-glow:hover {
    box-shadow: 0 0 30px rgba(107, 70, 193, 0.6);
}

.btn-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(107, 70, 193, 0.4);
    }
    50% {
        box-shadow: 0 0 30px rgba(107, 70, 193, 0.7);
    }
}

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

.btn-outline:hover {
    background: var(--primary-purple);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
}

.btn-secondary:hover {
    background: var(--light-purple);
}

.btn-secondary.btn-bold {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary.btn-bold:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

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

.hero {
    position: relative;
    background: linear-gradient(135deg, #F3E8FF 0%, #E8D5FF 50%, #FFFFFF 100%);
    padding: var(--spacing-2xl) 0;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Bold Hero Design */
.hero-bold {
    min-height: 100vh;
    padding: 8rem 0 6rem;
    background: linear-gradient(180deg, #0F0C29 0%, #1a1a2e 50%, #16213e 100%);
    position: relative;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hero-content-bold {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 6rem;
    align-items: center;
}

.hero-text-bold {
    z-index: 2;
    color: white;
}

.hero-text-bold h1,
.hero-text-bold p {
    color: white;
}

.hero-badge-bold {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1.5rem;
    background: rgba(107, 70, 193, 0.15);
    border: 1px solid rgba(107, 70, 193, 0.3);
    border-radius: 50px;
    margin-bottom: 2rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--primary-purple-light);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-purple-light);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title-bold {
    font-size: clamp(3.5rem, 8vw, 7rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 2rem;
    color: white;
}

.hero-bold h1 {
    color: white;
}

.hero-title-line {
    display: block;
    margin-bottom: 0.5rem;
    animation: fadeInUp 0.8s ease-out backwards;
}

.hero-title-line:nth-child(1) { animation-delay: 0.1s; }
.hero-title-line:nth-child(2) { animation-delay: 0.2s; }
.hero-title-line:nth-child(3) { animation-delay: 0.3s; }
.hero-title-line:nth-child(4) { animation-delay: 0.4s; }

.gradient-text-bold {
    background: linear-gradient(135deg, #8B5CF6 0%, #EC4899 50%, #F59E0B 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradient-shift 5s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-subtitle-bold {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8) !important;
    margin-bottom: 3rem;
    max-width: 600px;
}

.hero-bold .hero-subtitle {
    color: rgba(255, 255, 255, 0.8) !important;
}

.hero-buttons-bold {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.btn-bold {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 700;
    border-radius: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary.btn-bold {
    background: var(--gradient-purple);
    box-shadow: 0 10px 40px rgba(107, 70, 193, 0.4);
}

.btn-primary.btn-bold:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 20px 60px rgba(107, 70, 193, 0.6);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(10px);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-4px);
}

.hero-stats-bold {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item-bold {
    display: flex;
    flex-direction: column;
}

.stat-number-bold {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label-bold {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

.hero-image-bold {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup-bold {
    perspective: 1000px;
    transform-style: preserve-3d;
}

.phone-glow-bold {
    width: 500px;
    height: 800px;
    background: radial-gradient(circle, rgba(107, 70, 193, 0.4) 0%, transparent 70%);
    filter: blur(60px);
}

.phone-mockup-modern {
    box-shadow: 
        0 30px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset,
        0 0 60px rgba(107, 70, 193, 0.3);
}

/* Bold hero phone mockup image styles */
.phone-mockup-image {
    width: 300px;
    height: auto;
    max-width: 100%;
    position: relative;
    z-index: 2;
    transform: rotateY(-8deg) rotateX(3deg);
    transition: transform 0.3s ease;
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.5));
    opacity: 1 !important;
}

.phone-mockup-bold:hover .phone-mockup-image {
    transform: rotateY(0deg) rotateX(0deg) scale(1.05);
}

/* Bold hero phone mockup styles */
.phone-mockup-bold .phone-mockup {
    transform: rotateY(-8deg) rotateX(3deg) !important;
}

.phone-mockup-bold:hover .phone-mockup {
    transform: rotateY(0deg) rotateX(0deg) scale(1.05) !important;
}

.geometric-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.geo-shape {
    position: absolute;
    border-radius: 20px;
    opacity: 0.1;
    animation: float-geo 20s infinite ease-in-out;
}

.geo-1 {
    width: 300px;
    height: 300px;
    background: var(--gradient-purple);
    top: 10%;
    right: 10%;
    transform: rotate(45deg);
    animation-delay: 0s;
}

.geo-2 {
    width: 200px;
    height: 200px;
    background: var(--gradient-2);
    bottom: 20%;
    left: 5%;
    transform: rotate(-30deg);
    animation-delay: 5s;
}

.geo-3 {
    width: 150px;
    height: 150px;
    background: var(--gradient-3);
    top: 50%;
    right: 20%;
    transform: rotate(60deg);
    animation-delay: 10s;
}

@keyframes float-geo {
    0%, 100% { transform: translate(0, 0) rotate(45deg); }
    33% { transform: translate(30px, -30px) rotate(60deg); }
    66% { transform: translate(-20px, 20px) rotate(30deg); }
}

.hero-decoration {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(107, 70, 193, 0.2);
    animation: pulse-circle 4s infinite ease-in-out;
}

.deco-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.deco-2 {
    width: 300px;
    height: 300px;
    bottom: -50px;
    left: -50px;
    animation-delay: 1s;
}

.deco-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    right: 10%;
    animation-delay: 2s;
}

@keyframes pulse-circle {
    0%, 100% { transform: scale(1); opacity: 0.2; }
    50% { transform: scale(1.1); opacity: 0.4; }
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-purple);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-2);
    bottom: -150px;
    left: -100px;
    animation-delay: 5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--gradient-3);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

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

.shape {
    position: absolute;
    font-size: 3rem;
    opacity: 0.1;
    animation: float-shape 15s infinite ease-in-out;
}

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

.shape-2 {
    top: 60%;
    right: 15%;
    animation-delay: 3s;
}

.shape-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 6s;
}

.shape-4 {
    top: 40%;
    right: 30%;
    animation-delay: 9s;
}

@keyframes float-shape {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    50% {
        transform: translate(50px, -50px) rotate(180deg);
    }
}

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

.hero-badge {
    display: inline-flex;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(107, 70, 193, 0.1);
    border: 1px solid rgba(107, 70, 193, 0.2);
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-purple);
}

.hero-badge span:first-child {
    color: var(--primary-purple);
}

.hero-text h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text-dark);
}

.hero-text h1 span {
    display: inline-block;
    animation: fadeInUp 0.8s ease-out;
}

.hero-text h1 span:nth-child(2) {
    animation-delay: 0.2s;
}

/* Override for bold hero */
.hero-bold .hero-text h1 {
    color: white;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

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

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

.stat-item {
    flex: 1;
    min-width: 150px;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-gray);
    font-weight: 500;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup-3d {
    position: relative;
    perspective: 1000px;
}

.phone-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 700px;
    background: radial-gradient(circle, rgba(107, 70, 193, 0.3) 0%, transparent 70%);
    filter: blur(40px);
    z-index: 0;
    animation: pulse-glow 3s infinite ease-in-out;
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset,
        0 0 40px rgba(107, 70, 193, 0.2);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform 0.3s ease;
    z-index: 1;
}

.phone-mockup:hover {
    transform: rotateY(0deg) rotateX(0deg) scale(1.05);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    position: relative;
}

.app-preview {
    padding: var(--spacing-md);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.app-header {
    text-align: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

.app-date {
    font-size: 0.9rem;
    color: var(--text-gray);
    font-weight: 500;
}

.app-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.app-question {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.mood-selector {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.mood-emoji {
    font-size: 2.5rem;
    cursor: pointer;
    transition: transform 0.2s ease;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
}

.mood-emoji:hover {
    transform: scale(1.1);
}

.mood-emoji.active {
    background: var(--light-purple);
    transform: scale(1.15);
}

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

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

.features-bold {
    padding: 8rem 0;
    background: #FAFAFA;
    position: relative;
    overflow: hidden;
}

.features-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(107, 70, 193, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.section-header-bold {
    text-align: center;
    margin-bottom: 5rem;
}

.section-badge-bold {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.2em;
    padding: 0.5rem 1.25rem;
    background: rgba(107, 70, 193, 0.1);
    border: 1px solid rgba(107, 70, 193, 0.2);
    border-radius: 50px;
    color: var(--primary-purple);
    margin-bottom: 1.5rem;
    display: inline-block;
}

.section-title-bold {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.section-title-bold span {
    display: block;
}

.section-description-bold {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

.features-grid-bold {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    position: relative;
    z-index: 1;
}

.feature-card-bold {
    position: relative;
    background: var(--white);
    border-radius: 24px;
    padding: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card-bold:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.12);
}

.feature-card-inner {
    padding: 3rem 2.5rem;
    position: relative;
    z-index: 2;
}

.feature-number {
    position: absolute;
    top: 2rem;
    right: 2rem;
    font-size: 6rem;
    font-weight: 900;
    color: rgba(107, 70, 193, 0.05);
    line-height: 1;
    font-family: 'Inter', sans-serif;
}

.feature-icon-bold {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(107, 70, 193, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.feature-card-bold:hover .feature-icon-bold {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(107, 70, 193, 0.2), rgba(139, 92, 246, 0.2));
}

.feature-icon-bold .feature-icon {
    font-size: 3rem;
}

.feature-title-bold {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.feature-description-bold {
    font-size: 1.0625rem;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.feature-link-bold {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-purple);
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.feature-link-bold:hover {
    gap: 1rem;
    color: var(--dark-purple);
}

.feature-card-bg {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-purple);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card-bold:hover .feature-card-bg {
    transform: scaleX(1);
}

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

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(107, 70, 193, 0.1);
    border: 1px solid rgba(107, 70, 193, 0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-purple);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

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

.feature-card {
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-purple);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card-hover:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-purple-lg);
}

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

.feature-icon-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.feature-icon {
    font-size: 4rem;
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.feature-icon-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-purple);
    border-radius: 50%;
    opacity: 0.1;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card:hover .feature-icon-bg {
    opacity: 0.2;
    transform: translate(-50%, -50%) scale(1.2);
}

.feature-link {
    margin-top: var(--spacing-md);
    color: var(--primary-purple);
    font-weight: 600;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-link {
    opacity: 1;
    transform: translateY(0);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* ============================================
   Screenshots Section
   ============================================ */

.screenshots {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-light);
    position: relative;
    overflow: hidden;
}

.screenshots-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(107, 70, 193, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.screenshots .container {
    position: relative;
    z-index: 1;
}

.screenshot-3d {
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
}

.screenshot-3d:hover {
    transform: translateY(-10px) rotateX(5deg);
}

.screenshot-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(107, 70, 193, 0.2) 0%, transparent 70%);
    filter: blur(20px);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.screenshot-3d:hover .screenshot-glow {
    opacity: 1;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

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

.screenshot-frame {
    background: var(--text-dark);
    border-radius: 20px;
    padding: 8px;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.screenshot-content {
    background: var(--white);
    border-radius: 16px;
    padding: var(--spacing-md);
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

.screen-header {
    font-size: 0.9rem;
    color: var(--text-gray);
    text-align: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

.screen-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.screen-body h4 {
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.screen-moods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.screen-emoji {
    font-size: 2rem;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-xs);
}

.cal-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    position: relative;
}

.cal-day.has-mood {
    background: var(--light-purple);
}

.cal-emoji {
    position: absolute;
    bottom: 2px;
    font-size: 0.8rem;
}

.chart-bars {
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    height: 200px;
    gap: var(--spacing-xs);
}

.bar-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    flex: 1;
}

.bar-emoji {
    font-size: 1.5rem;
}

.bar {
    width: 100%;
    background: var(--gradient-purple);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    min-height: 20px;
    transform-origin: bottom;
    transform: scaleY(0);
    animation: barGrow 1s ease-out forwards;
}

.animate-bar {
    animation-delay: 0.5s;
}

@keyframes barGrow {
    from {
        transform: scaleY(0);
    }
    to {
        transform: scaleY(1);
    }
}

.pulse {
    animation: pulse-emoji 2s infinite ease-in-out;
}

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

.bounce-in {
    animation: bounceIn 0.6s ease-out;
}

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

.bar-value {
    font-size: 0.9rem;
    color: var(--text-gray);
    font-weight: 600;
}

.screenshot-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-top: var(--spacing-sm);
}

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

.how-it-works {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.step-item {
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
    position: relative;
}

.step-animate {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease-out forwards;
}

.step-animate:nth-child(1) { animation-delay: 0.1s; }
.step-animate:nth-child(2) { animation-delay: 0.2s; }
.step-animate:nth-child(3) { animation-delay: 0.3s; }
.step-animate:nth-child(4) { animation-delay: 0.4s; }

.step-item:hover {
    transform: translateY(-5px);
}

.step-number-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-purple);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    flex-shrink: 0;
    box-shadow: var(--shadow-purple);
    position: relative;
    z-index: 2;
}

.step-connector {
    flex: 1;
    height: 2px;
    background: var(--gradient-purple);
    opacity: 0.3;
}

.step-content {
    flex: 1;
}

.step-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.step-content p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* ============================================
   Download Section
   ============================================ */

.download {
    padding: var(--spacing-2xl) 0;
    background: var(--gradient-dark);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.download-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.download-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(107, 70, 193, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(139, 92, 246, 0.3) 0%, transparent 50%);
    animation: gradientShift 10s ease infinite;
}

@keyframes gradientShift {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.download-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: particleFloat 15s infinite ease-in-out;
}

.particle:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    left: 30%;
    animation-delay: 2s;
}

.particle:nth-child(3) {
    left: 50%;
    animation-delay: 4s;
}

.particle:nth-child(4) {
    left: 70%;
    animation-delay: 6s;
}

.particle:nth-child(5) {
    left: 90%;
    animation-delay: 8s;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(50px);
        opacity: 0;
    }
}

.download-content {
    position: relative;
    z-index: 1;
    padding: var(--spacing-2xl);
    max-width: 700px;
    margin: 0 auto;
}

.download-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    animation: bounce 2s infinite;
}

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

.download-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.download-content p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.download .btn-primary {
    background: var(--white);
    color: var(--primary-purple);
}

.download .btn-primary:hover {
    background: var(--lighter-purple);
}

.download .btn-primary svg {
    vertical-align: middle;
    margin-right: var(--spacing-xs);
}

.download-note {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ============================================
   Page Header (for sub-pages)
   ============================================ */

.page-header {
    background: linear-gradient(135deg, var(--lighter-purple) 0%, var(--white) 100%);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
}

/* ============================================
   About Page
   ============================================ */

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

.content-section {
    margin-bottom: var(--spacing-2xl);
}

.content-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.content-section p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.feature-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.feature-icon-large {
    font-size: 3rem;
    flex-shrink: 0;
}

.feature-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.feature-text p {
    color: var(--text-gray);
    line-height: 1.6;
}

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

.feature-card-detailed {
    background: var(--lighter-purple);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--light-purple);
}

.feature-card-detailed h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.feature-card-detailed p {
    color: var(--text-gray);
    line-height: 1.6;
}

.benefits-list {
    list-style: none;
    margin-top: var(--spacing-md);
}

.benefits-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-gray);
    line-height: 1.6;
}

.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: 700;
}

.commitment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.commitment-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.commitment-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-purple);
    margin-bottom: var(--spacing-xs);
}

.commitment-item p {
    color: var(--text-gray);
    line-height: 1.6;
}

.cta-section {
    text-align: center;
    background: var(--lighter-purple);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-2xl);
}

/* ============================================
   Privacy Page
   ============================================ */

.privacy-content {
    padding: var(--spacing-2xl) 0;
    max-width: 900px;
    margin: 0 auto;
}

.privacy-intro {
    background: var(--lighter-purple);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    border-left: 4px solid var(--primary-purple);
}

.privacy-intro p {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.8;
}

.privacy-section {
    margin-bottom: var(--spacing-xl);
}

.privacy-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.privacy-section p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.privacy-section strong {
    color: var(--text-dark);
    font-weight: 600;
}

.privacy-section ul {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.privacy-section li {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-xs);
}

.privacy-section a {
    color: var(--primary-purple);
    text-decoration: none;
}

.privacy-section a:hover {
    text-decoration: underline;
}

.privacy-summary {
    background: var(--lighter-purple);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-2xl);
    border: 2px solid var(--primary-purple);
}

.privacy-summary h2 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-md);
}

.privacy-summary p {
    font-size: 1.1rem;
    color: var(--text-dark);
}

/* ============================================
   Contact Page
   ============================================ */

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.contact-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.contact-details p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.contact-details a {
    color: var(--primary-purple);
    text-decoration: none;
    font-weight: 500;
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-note {
    font-size: 0.9rem;
    color: var(--text-light);
}

.contact-faq {
    margin-top: var(--spacing-xl);
}

.contact-faq h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.faq-item {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

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

.faq-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.faq-item p {
    color: var(--text-gray);
    line-height: 1.6;
}

.faq-item a {
    color: var(--primary-purple);
    text-decoration: none;
}

.faq-item a:hover {
    text-decoration: underline;
}

.contact-form-wrapper {
    background: var(--lighter-purple);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.contact-form-wrapper h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

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

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(107, 70, 193, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    font-size: 0.9rem;
    color: var(--text-gray);
    text-align: center;
    margin-top: var(--spacing-sm);
}

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

.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--white);
}

.footer .logo {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

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

/* ============================================
   Preview Sections
   ============================================ */

.about-preview,
.privacy-preview,
.contact-preview {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.about-preview {
    background: linear-gradient(180deg, var(--white) 0%, var(--lighter-purple) 100%);
}

.privacy-preview {
    background: linear-gradient(180deg, var(--lighter-purple) 0%, var(--white) 100%);
}

.contact-preview {
    background: linear-gradient(180deg, var(--white) 0%, var(--bg-light) 100%);
}

.preview-content {
    max-width: 900px;
    margin: 0 auto;
}

.preview-text h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.preview-text p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.preview-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.preview-feature-item {
    text-align: center;
    padding: var(--spacing-lg);
}

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

.preview-feature-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.preview-feature-item p {
    font-size: 0.95rem;
    color: var(--text-gray);
    margin: 0;
}

.preview-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.privacy-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.privacy-highlight {
    text-align: center;
    padding: var(--spacing-lg);
}

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

.privacy-highlight h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.privacy-highlight p {
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

.contact-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-preview-item {
    text-align: center;
    padding: var(--spacing-xl);
    transition: all 0.3s ease;
}

.contact-preview-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-purple);
}

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

.contact-preview-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.contact-preview-item p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.contact-preview-item a {
    color: var(--primary-purple);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-preview-item a:hover {
    color: var(--dark-purple);
    text-decoration: underline;
}

.contact-preview-note {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-top: var(--spacing-xs);
}

@media (max-width: 768px) {
    .hero-bold {
        padding: 4rem 0 3rem;
        min-height: auto;
    }
    
    .hero-content-bold {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-title-bold {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
    
    .hero-buttons-bold {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-bold {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats-bold {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .stat-divider {
        display: none;
    }
    
    .features-grid-bold {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .section-title-bold {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .back-button {
        align-self: flex-start;
    }
    
    .simple-header .container {
        justify-content: flex-start;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
        gap: var(--spacing-md);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .preview-features,
    .privacy-highlights,
    .contact-preview-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .features-grid,
    .screenshots-grid,
    .steps {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .content-section h2 {
        font-size: 1.75rem;
    }
    
    .features-grid-detailed,
    .commitment-grid {
        grid-template-columns: 1fr;
    }
    
    .download-content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 1rem;
    }
}