/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Theme Classique */
    --color-primary: #5FA3D0;
    --color-accent: #7BC67E;
    --color-background: #F2F2F7;
    --color-surface: #FAF9F6;
    --color-text: #1D1D1F;
    --color-text-light: #6E6E73;
    --color-success: #5FAF5F;
    --color-error: #FF8080;
    --color-warning: #FFA500;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    opacity: 0;
    transition: opacity 0.3s ease;
}

body.loaded {
    opacity: 1;
}

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

section {
    padding: var(--spacing-3xl) 0;
}

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

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

/* Focus states for accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: 4px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    background: rgba(250, 249, 246, 0.98);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: var(--font-size-xl);
    cursor: pointer;
}

.logo-icon img {
    width: 40px;   /* ajuste la taille que tu veux */
    height: 40px;  /* facultatif si ton image est carrée */
    vertical-align: middle;  /* pour aligner avec le texte */
    border-radius: 8px; /* optionnel, pour arrondir les coins */
    

}


.logo-text {
    color: var(--color-primary);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    transition: color var(--transition-base);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transition: width var(--transition-base);
}

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

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

.nav-link.active {
    color: var(--color-primary);
}

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

/* Nav App Store Badge */
.nav-app-store-badge {
    display: inline-flex;
    align-items: center;
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.nav-app-store-badge:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

.nav-app-store-badge img {
    height: 40px;
    width: auto;
    display: block;
}

/* Burger Menu */
.burger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.burger-menu span {
    width: 25px;
    height: 3px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

.burger-menu.active span:nth-child(2) {
    opacity: 0;
}

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

/* ===== BUTTONS ===== */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    font-family: var(--font-family);
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    min-height: 44px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-secondary:hover {
    background: var(--color-primary);
    color: white;
}

.btn-secondary:active {
    transform: scale(0.98);
}

/* Touch-friendly on mobile */
@media (hover: none) and (pointer: coarse) {
    .btn-primary:hover,
    .btn-secondary:hover {
        transform: none;
    }

    .btn-primary:active {
        opacity: 0.9;
        transform: scale(0.98);
    }

    .btn-secondary:active {
        opacity: 0.9;
    }
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

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

/* ===== APP STORE BADGES ===== */
.app-store-badge,
.app-store-badge-large {
    display: inline-block;
    transition: all var(--transition-base);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.app-store-badge img,
.app-store-badge-large img {
    display: block;
    height: auto;
    max-width: 100%;
}

.app-store-badge:hover,
.app-store-badge-large:hover {
    transform: translateY(-2px);
    opacity: 0.85;
}

.app-store-badge:active,
.app-store-badge-large:active {
    transform: translateY(0);
    opacity: 1;
}

/* ===== HERO SECTION ===== */
.hero {
    padding-top: calc(var(--spacing-3xl) + 80px);
    padding-bottom: var(--spacing-3xl);
    background: linear-gradient(180deg, #FAFBFC 0%, white 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Hero Text */
.hero-badge-top {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    /* background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); */
    color: rgb(7, 0, 0);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.hero-badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.hero-description strong {
    color: var(--color-primary);
    font-weight: 700;
}

.hero-features-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text);
}

.hero-feature-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    border-radius: 50%;
    font-size: 14px;
    flex-shrink: 0;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.app-store-badge-hero {
    flex-shrink: 0;
}

.app-store-badge-hero img {
    height: 52px;
    width: auto;
    transition: all var(--transition-base);
}

.app-store-badge-hero:hover img {
    transform: translateY(-2px);
    opacity: 0.85;
}

.hero-price-tag {
    display: flex;
    flex-direction: column;
    gap: 2px;
}


.hero-price-amount {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-text);
    line-height: 1;
}

.hero-price-detail {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    font-weight: 500;
}

.hero-social-proof {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.hero-stars {
    font-size: 1.2rem;
    letter-spacing: 2px;
}

.hero-social-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    font-weight: 500;
}

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

.hero-carousel-wrapper {
    position: relative;
    max-width: 250px;
    width: 100%;
}

.hero-carousel-container {
    overflow: visible;
    position: relative;
    perspective: 1500px;
}

.hero-carousel-track {
    display: grid;
    grid-template-columns: repeat(7, 100%);
    position: relative;
}

.hero-carousel-slide {
    grid-column: 1;
    grid-row: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    transition: all 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    opacity: 0;
    transform: translateX(-120%) scale(0.5);
    pointer-events: none;
}

.hero-carousel-slide.active {
    opacity: 1;
    transform: translateX(0) scale(1);
    z-index: 3;
    pointer-events: auto;
}

.hero-carousel-slide.next {
    opacity: 0.6;
    transform: translateX(30%) scale(0.85);
    z-index: 2;
}

.hero-carousel-slide.prev {
    opacity: 0;
    transform: translateX(-120%) scale(0.5);
    z-index: 1;
}

.hero-carousel-slide img {
    width: 100%;
    max-width: 225px;
    margin: 0 auto;
    height: auto;
    display: block;
    border-radius: 32px;
    box-shadow: var(--shadow-xl);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-carousel-slide.active img {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Hero Carousel Dots */
.hero-carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.hero-carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-text-light);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    opacity: 0.3;
}

.hero-carousel-dot:hover {
    opacity: 0.6;
    transform: scale(1.2);
}

.hero-carousel-dot.active {
    background: var(--color-primary);
    opacity: 1;
    width: 28px;
    border-radius: 5px;
}

/* ===== SECTION HEADERS ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== CONCEPT SECTION ===== */
.concept {
    background: linear-gradient(135deg, #F8F9FD 0%, #FAFBFF 50%, #F5F7FB 100%);
    position: relative;
    overflow: hidden;
    border-top: 1px solid rgba(95, 163, 208, 0.1);
    border-bottom: 1px solid rgba(95, 163, 208, 0.1);
}

.concept::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(123, 198, 126, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.concept-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.concept-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    line-height: 1.2;
}

.concept-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.concept-description strong {
    color: var(--color-primary);
    font-weight: 700;
}

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

.concept-feature-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border-left: 4px solid var(--color-primary);
    transition: all var(--transition-base);
}

.concept-feature-item:hover {
    transform: translateX(8px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.concept-feature-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.concept-feature-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Concept Visual */
.concept-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.concept-screenshot {
    position: relative;
    max-width: 225px;
    filter: drop-shadow(0 20px 60px rgba(95, 163, 208, 0.25));
    transition: transform var(--transition-base);
}

.concept-screenshot:hover {
    transform: scale(1.02);
}

.concept-screenshot img {
    width: 100%;
    max-width: 225px;
    height: auto;
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ===== FEATURES SECTION ===== */
.features {
    position: relative;
    background: white;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.features-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.features-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    line-height: 1.2;
}

.features-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.features-list-compact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.feature-compact-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, rgba(95, 163, 208, 0.03), rgba(123, 198, 126, 0.03));
    border-radius: var(--radius-md);
    border: 1px solid rgba(95, 163, 208, 0.08);
    transition: all var(--transition-base);
}

.feature-compact-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    border-color: var(--color-primary);
}

.feature-compact-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

.feature-compact-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 2px;
}

.feature-compact-desc {
    font-size: 0.8125rem;
    color: var(--color-text-light);
    line-height: 1.4;
}

/* Features Visual */
.features-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.features-screenshot {
    position: relative;
    max-width: 225px;
    filter: drop-shadow(0 20px 60px rgba(95, 163, 208, 0.25));
    transition: transform var(--transition-base);
}

.features-screenshot:hover {
    transform: scale(1.02);
}

.features-screenshot img {
    width: 100%;
    max-width: 225px;
    height: auto;
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ===== QUIZ SECTION ===== */
.quiz-section {
    background: linear-gradient(135deg, #FFF9F5 0%, #FFFBF8 50%, #FFF7F2 100%);
    position: relative;
    border-top: 1px solid rgba(255, 160, 80, 0.1);
    border-bottom: 1px solid rgba(255, 160, 80, 0.1);
}

.quiz-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.quiz-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    line-height: 1.2;
}

.quiz-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

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

.quiz-feature-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border-left: 4px solid var(--color-primary);
    transition: all var(--transition-base);
}

.quiz-feature-item:hover {
    transform: translateX(8px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.quiz-feature-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.quiz-feature-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Quiz Visual */
.quiz-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.quiz-screenshot {
    position: relative;
    max-width: 225px;
    filter: drop-shadow(0 20px 60px rgba(255, 160, 80, 0.25));
    transition: transform var(--transition-base);
}

.quiz-screenshot:hover {
    transform: scale(1.02);
}

.quiz-screenshot img {
    width: 100%;
    max-width: 225px;
    height: auto;
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ===== SCREENSHOTS CAROUSEL SECTION ===== */
.screenshots-carousel {
    background: var(--color-background);
    padding: var(--spacing-3xl) 0;
}

.carousel-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 80px;
}

.carousel-container {
    overflow: visible;
    position: relative;
    perspective: 1000px;
}

.carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.carousel-slide {
    min-width: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center center;
    opacity: 0.3;
    transform: scale(0.85) translateX(20px);
    pointer-events: none;
}

.carousel-slide.active {
    opacity: 1;
    transform: scale(1) translateX(0);
    z-index: 3;
    pointer-events: auto;
}

.carousel-slide.next {
    opacity: 0.6;
    transform: scale(0.85) translateX(50px);
    z-index: 2;
}

.carousel-slide.prev {
    opacity: 0.3;
    transform: scale(0.85) translateX(-50px);
    z-index: 1;
}

.carousel-slide img {
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
    height: auto;
    display: block;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide.active img {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.carousel-caption {
    padding: var(--spacing-lg);
    text-align: center;
    font-weight: 600;
    color: var(--color-text);
    font-size: var(--font-size-lg);
    background: transparent;
    transition: opacity 0.4s ease;
}

.carousel-slide:not(.active) .carousel-caption {
    opacity: 0;
}

/* Carousel Navigation Buttons */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    z-index: 10;
    color: var(--color-primary);
}

.carousel-btn:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-xl);
    background: var(--color-primary);
    color: white;
}

.carousel-btn-prev {
    left: 0;
}

.carousel-btn-next {
    right: 0;
}

/* Carousel Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text-light);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    opacity: 0.3;
}

.carousel-dot:hover {
    opacity: 0.6;
    transform: scale(1.2);
}

.carousel-dot.active {
    background: var(--color-primary);
    opacity: 1;
    width: 32px;
    border-radius: 6px;
}

/* ===== THEMES SECTION ===== */
.themes {
    background: linear-gradient(135deg, #F5FFF9 0%, #F8FFFB 50%, #F3FFF7 100%);
    border-top: 1px solid rgba(123, 198, 126, 0.1);
    border-bottom: 1px solid rgba(123, 198, 126, 0.1);
}

.themes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-lg);
    justify-items: center;
}

@media (min-width: 1024px) {
    .themes-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 200px));
        justify-content: center;
        max-width: 920px;
        margin: 0 auto;
    }
}

.theme-card-new {
    cursor: pointer;
    transition: all var(--transition-base);
    width: 100%;
}

.theme-card-new:hover {
    transform: translateY(-5px);
}

.theme-screenshot {
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-base);
    position: relative;
}

.theme-screenshot img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
}

.theme-card-new:hover .theme-screenshot {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
    transform: scale(1.02);
}

.theme-card-new.active-theme .theme-screenshot {
    box-shadow: 0 0 0 3px var(--color-primary), 0 8px 28px rgba(0, 0, 0, 0.3);
    transform: scale(1.05);
}

.theme-info {
    text-align: center;
}

.theme-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 2px;
    transition: color 0.6s ease;
}

.theme-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    transition: color 0.6s ease;
}

/* ===== WHY SECTION ===== */
.why-section {
    background: linear-gradient(135deg, #FFF5F8 0%, #FFF8FB 50%, #FFF3F6 100%);
    border-top: 1px solid rgba(255, 128, 160, 0.1);
    border-bottom: 1px solid rgba(255, 128, 160, 0.1);
}

.why-card {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.why-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

.why-check-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--color-primary);
    margin-top: 2px;
}

.why-list-content {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    line-height: 1.7;
}

.why-list-content strong {
    color: var(--color-text);
    font-weight: 700;
}

/* ===== FAQ SECTION ===== */
.faq {
    background: linear-gradient(135deg, #FFFCF5 0%, #FFFEF8 50%, #FFFAF2 100%);
    position: relative;
    border-top: 1px solid rgba(255, 200, 100, 0.1);
    border-bottom: 1px solid rgba(255, 200, 100, 0.1);
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 163, 208, 0.2), transparent);
}

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

.faq-item {
    margin-bottom: var(--spacing-md);
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(95, 163, 208, 0.08);
    transition: all var(--transition-base);
}

.faq-item:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: none;
    border: none;
    font-family: var(--font-family);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    text-align: left;
    transition: all var(--transition-base);
}

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

.faq-icon {
    font-size: var(--font-size-2xl);
    font-weight: 300;
    transition: transform var(--transition-base);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

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

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

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: var(--color-background);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cta-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.cta-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.cta-price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-xl);
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-lg);
    background: var(--color-background);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-primary);
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(180deg, #1a1a1c 0%, var(--color-text) 100%);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 163, 208, 0.3), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

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

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

.footer-list a {
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-base);
    display: inline-block;
}

.footer-list a:hover {
    color: white;
    transform: translateX(4px);
}

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

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 968px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }

    /* Navbar Mobile */
    .burger-menu {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: white;
        flex-direction: column;
        align-items: flex-start;
        padding: 80px var(--spacing-lg) var(--spacing-lg);
        gap: var(--spacing-md);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        transition: right var(--transition-slow);
        z-index: 1000;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-link {
        display: block;
        width: 100%;
        padding: var(--spacing-sm) 0;
        font-size: var(--font-size-lg);
    }

    .nav-menu .btn-primary {
        width: 100%;
        justify-content: center;
        margin-top: var(--spacing-md);
    }

    .hero-content,
    .quiz-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .hero-image {
        order: -1;
    }

    .hero-carousel-wrapper {
        max-width: 200px;
    }

    .hero-carousel-slide img {
        max-width: 175px;
    }

    .hero-carousel-slide.next {
        transform: scale(0.8) translateX(50px);
    }

    .carousel-wrapper {
        padding: 0 60px;
        max-width: 600px;
    }

    .carousel-slide img {
        max-width: 350px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 640px) {
    :root {
        --spacing-3xl: 2.5rem;
        --spacing-2xl: 2rem;
        --spacing-xl: 1.5rem;
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
        --font-size-3xl: 1.25rem;
        --font-size-2xl: 1.125rem;
        --font-size-xl: 1.0625rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    section {
        padding: var(--spacing-2xl) 0;
    }

    /* Navbar Mobile */
    .navbar {
        padding: var(--spacing-xs) 0;
    }

    .logo {
        font-size: var(--font-size-lg);
    }

    .logo-icon {
        font-size: 1.25rem;
    }

    /* Hero Section Mobile */
    .hero {
        padding-top: calc(var(--spacing-xl) + 70px);
        padding-bottom: var(--spacing-xl);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
        line-height: 1.3;
        margin-bottom: var(--spacing-sm);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-sm);
    }

    .hero-price {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-md);
        padding: 6px var(--spacing-sm);
    }

    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
    }

    .hero-badges {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .badge {
        justify-content: center;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .badge-text {
        font-size: 0.8125rem;
    }

    .btn-large {
        width: 100%;
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-base);
    }

    .btn-small {
        padding: 0.375rem var(--spacing-sm);
        font-size: 0.8125rem;
    }

    .app-store-badge {
        height: 44px;
    }

    .app-store-badge-large {
        height: 60px;
    }

    .hero-buttons {
        align-items: center;
    }

    /* Hero Carousel Mobile */
    .hero-carousel-wrapper {
        max-width: 100%;
        padding: 0 var(--spacing-md);
    }

    .hero-carousel-container {
        overflow: hidden;
    }

    .hero-carousel-slide {
        opacity: 0;
        transform: translateX(-100%) scale(0.6);
    }

    .hero-carousel-slide.active {
        opacity: 1;
        transform: translateX(0) scale(1);
    }

    .hero-carousel-slide.next {
        opacity: 0.5;
        transform: translateX(20%) scale(0.8);
    }

    .hero-carousel-slide.prev {
        opacity: 0;
        transform: translateX(-100%) scale(0.6);
    }

    .hero-carousel-slide img {
        max-width: 130px;
        margin: 0 auto;
    }

    .hero-carousel-dots {
        margin-top: var(--spacing-md);
        gap: 6px;
    }

    .hero-carousel-dot {
        width: 8px;
        height: 8px;
        min-width: 8px;
    }

    .hero-carousel-dot.active {
        width: 24px;
        min-width: 24px;
        border-radius: 4px;
    }

    /* Sections Mobile */
    .section-header {
        margin-bottom: var(--spacing-xl);
    }

    .section-title {
        font-size: var(--font-size-3xl);
        margin-bottom: var(--spacing-sm);
    }

    .section-subtitle {
        font-size: var(--font-size-sm);
    }

    /* Concept Section Mobile */
    .concept-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .concept-visual {
        order: -1;
    }

    .concept-title {
        font-size: var(--font-size-3xl);
    }

    .concept-description {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-lg);
    }

    .concept-feature-item {
        padding: var(--spacing-md);
    }

    .concept-feature-icon {
        font-size: 2rem;
    }

    .concept-feature-title {
        font-size: var(--font-size-base);
    }

    .concept-shot-card {
        padding: var(--spacing-2xl) var(--spacing-lg);
        max-width: 100%;
    }

    .concept-shot-text {
        font-size: var(--font-size-2xl);
    }

    /* Features Section Mobile */
    .features-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .features-visual {
        order: -1;
    }

    .features-title {
        font-size: var(--font-size-3xl);
    }

    .features-description {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-lg);
    }

    .features-list-compact {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .feature-compact-item {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .feature-compact-icon {
        font-size: 1.5rem;
    }

    .feature-compact-title {
        font-size: var(--font-size-sm);
    }

    .feature-compact-desc {
        font-size: 0.75rem;
    }

    /* Quiz Section Mobile */
    .quiz-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .quiz-visual {
        order: -1;
    }

    .quiz-title {
        font-size: var(--font-size-3xl);
    }

    .quiz-description {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-lg);
    }

    .quiz-feature-item {
        padding: var(--spacing-md);
    }

    .quiz-feature-icon {
        font-size: 2rem;
    }

    .quiz-feature-title {
        font-size: var(--font-size-base);
    }

    .quiz-feature-desc {
        font-size: 0.8125rem;
    }

    /* Themes Mobile */
    .themes-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .theme-name {
        font-size: var(--font-size-base);
    }

    .theme-desc {
        font-size: 0.8125rem;
    }

    /* Why Section Mobile */
    .why-card {
        padding: var(--spacing-lg);
    }

    .why-list {
        gap: var(--spacing-md);
    }

    .why-list-content {
        font-size: var(--font-size-base);
    }

    .why-check-icon {
        width: 20px;
        height: 20px;
    }

    /* FAQ Mobile */
    .faq-item {
        margin-bottom: var(--spacing-sm);
    }

    .faq-question {
        padding: var(--spacing-md);
        font-size: var(--font-size-base);
    }

    .faq-icon {
        font-size: var(--font-size-xl);
    }

    .faq-answer p {
        padding: 0 var(--spacing-md) var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    /* CTA Section Mobile */
    .cta-title {
        font-size: var(--font-size-3xl);
        margin-bottom: var(--spacing-sm);
    }

    .cta-subtitle {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-sm);
    }

    .cta-price {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-md);
        padding: 6px var(--spacing-md);
    }

    /* Footer Mobile */
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-md);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }

    .footer-brand {
        text-align: center;
    }

    .footer-links {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
    }

    .footer-title {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-sm);
    }

    .footer-list a,
    .footer-tagline {
        font-size: var(--font-size-sm);
    }

    .footer-copyright {
        font-size: 0.8125rem;
    }
}

/* Extra Small Mobile (iPhone SE, etc.) */
@media (max-width: 375px) {
    :root {
        --font-size-5xl: 1.5rem;
        --font-size-4xl: 1.375rem;
        --font-size-3xl: 1.125rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-carousel-slide img {
        max-width: 120px;
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .shot-card {
        padding: var(--spacing-lg);
    }

    .feature-card {
        padding: var(--spacing-lg);
    }

    .why-item {
        padding: var(--spacing-lg);
    }

    .feature-icon,
    .why-icon {
        font-size: 2rem;
    }
}

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

.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* ===== UTILITIES ===== */
.text-center {
    text-align: center;
}

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

/* ===== LEGAL PAGES ===== */
.legal-page {
    padding: calc(var(--spacing-3xl) + 80px) 0 var(--spacing-3xl);
    background: white;
    min-height: 100vh;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.legal-date {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    font-style: italic;
    font-size: var(--font-size-lg);
}

.legal-content h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.legal-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

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

.legal-content ul,
.legal-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.legal-content li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
    color: var(--color-text);
}

.legal-content a {
    color: var(--color-primary);
    text-decoration: underline;
}

.legal-content a:hover {
    color: var(--color-accent);
}

.contact-box,
.info-box {
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    border-left: 4px solid var(--color-accent);
}

.contact-box p,
.info-box ul {
    margin-bottom: var(--spacing-sm);
}

.contact-box p:last-child,
.info-box ul {
    margin-bottom: 0;
}

.info-box ul {
    padding-left: var(--spacing-lg);
}

.legal-footer {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(95, 163, 208, 0.1), rgba(123, 198, 126, 0.1));
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
}

.legal-footer p {
    margin: 0;
    font-weight: 600;
}

@media (max-width: 640px) {
    .legal-page {
        padding: calc(var(--spacing-xl) + 70px) 0 var(--spacing-xl);
    }

    .legal-content h1 {
        font-size: var(--font-size-3xl);
    }

    .legal-content h2 {
        font-size: var(--font-size-xl);
    }

    .legal-content h3 {
        font-size: var(--font-size-lg);
    }

    .legal-content ul,
    .legal-content ol {
        padding-left: var(--spacing-lg);
    }

    .contact-box,
    .info-box {
        padding: var(--spacing-md);
    }
}