/* ========================================
   VARIABLES AND RESET
======================================== */
:root {
    /* Primary colors based on logo */
    --primary-color: #00d4aa;
    --primary-dark: #00b890;
    --primary-light: #00f5c7;
    --secondary-color: #ff6b6b;
    --accent-color: #ffd93d;
    
    /* Text colors */
    --text-dark: #1a1a2e;
    --text-light: #6c757d;
    --text-white: #ffffff;
    
    /* Background colors */
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --bg-gradient: linear-gradient(135deg, #00d4aa 0%, #00b890 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    
    /* Sizes */
    --container-width: 1200px;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    
    /* Transitions - fluid easing for smoother feel */
    --ease-out: cubic-bezier(0.33, 1, 0.68, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition: transform 0.35s var(--ease-out), opacity 0.35s var(--ease-out), color 0.3s var(--ease-out-quad), background 0.35s var(--ease-out-quad), box-shadow 0.35s var(--ease-out), border-color 0.35s var(--ease-out-quad), width 0.35s var(--ease-out);
    --transition-fast: 0.25s var(--ease-out);
    --transition-smooth: 0.4s var(--ease-out);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-in-out-smooth: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ========================================
   DARK MODE
======================================== */
[data-theme="dark"] {
    --text-dark: #e8eaed;
    --text-light: #9aa0a6;
    --text-white: #ffffff;
    --bg-light: #1e1e2e;
    --bg-white: #252536;
    --bg-gradient: linear-gradient(135deg, #00d4aa 0%, #00b890 100%);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] body {
    background-color: #16161d;
}

[data-theme="dark"] .hero-background {
    background: linear-gradient(135deg, rgba(22,22,29,0.92) 0%, rgba(30,30,46,0.95) 100%),
                url("images/ride-eco-city-bg-enhanced.svg") no-repeat center center / cover;
}

[data-theme="dark"] .hero-background::before {
    opacity: 0.08;
}

[data-theme="dark"] .how-it-works,
[data-theme="dark"] .differentiators,
[data-theme="dark"] .requirements {
    background: var(--bg-white);
}

[data-theme="dark"] .benefits,
[data-theme="dark"] .target-segments,
[data-theme="dark"] .download-section {
    background: var(--bg-light);
}

[data-theme="dark"] .comparison-table {
    background: var(--bg-light);
}

[data-theme="dark"] table {
    background: var(--bg-white);
}

[data-theme="dark"] tbody tr {
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] tbody tr:hover {
    background: rgba(0, 212, 170, 0.08);
}

[data-theme="dark"] .highlight-col {
    background: rgba(0, 212, 170, 0.15);
    color: var(--primary-light);
}

[data-theme="dark"] .stat-circle {
    background: linear-gradient(135deg, #2d5a4a 0%, #1e3d32 100%);
    border-color: rgba(0, 212, 170, 0.3);
    box-shadow: 0 10px 40px rgba(0, 212, 170, 0.2);
}

[data-theme="dark"] .circle-content h3,
[data-theme="dark"] .circle-content p {
    color: var(--text-dark);
}

[data-theme="dark"] .early-access {
    background: var(--bg-white);
    border-color: rgba(123, 156, 254, 0.2);
}

[data-theme="dark"] .notify-form input,
[data-theme="dark"] .notify-form select {
    background-color: var(--bg-light);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text-dark);
}

[data-theme="dark"] .notify-form select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239aa0a6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
}

[data-theme="dark"] .notify-form select:invalid {
    color: var(--text-light);
}

[data-theme="dark"] .store-button {
    background: var(--bg-white);
    border-color: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .store-button:hover {
    background: var(--text-dark);
    border-color: var(--text-dark);
}

[data-theme="dark"] .slider-nav {
    background: rgba(38, 38, 54, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .slider-nav:hover {
    background: rgba(45, 45, 65, 0.98);
}

[data-theme="dark"] .dot {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

[data-theme="dark"] .dot:hover {
    background: rgba(255, 255, 255, 0.5);
}

[data-theme="dark"] .dot.active {
    background: white;
}

[data-theme="dark"] .modal {
    background-color: rgba(0, 0, 0, 0.85);
}

[data-theme="dark"] .modal-content {
    background: var(--bg-white);
}

[data-theme="dark"] .modal-close {
    background: var(--bg-light);
}

[data-theme="dark"] .footer {
    background: #0d0d12;
}

[data-theme="dark"] .tab-button {
    background: var(--bg-light);
    color: var(--text-dark);
}

[data-theme="dark"] .tab-button.active {
    background: var(--bg-gradient);
    color: var(--text-white);
}

[data-theme="dark"] .requirement-category {
    background: var(--bg-light);
}

/* Theme toggle button */
.theme-toggle {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    position: relative;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: scale(1.05);
}

.theme-icon {
    position: absolute;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    transition: opacity 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}

.theme-icon svg {
    width: 100%;
    height: 100%;
}

.theme-icon.moon {
    opacity: 0;
}

.theme-icon.sun {
    opacity: 1;
}

[data-theme="dark"] .theme-icon.moon {
    opacity: 1;
}

[data-theme="dark"] .theme-icon.sun {
    opacity: 0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

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

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

ul {
    list-style: none;
}

/* ========================================
   NAVIGATION
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to right, #7B9CFE 0%, #4DB8F5 40%, #00D4C0 70%, #00E676 100%);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition);
}


.navbar.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .6rem 0;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    font-weight: 500;
    color: var(--text-white);
    position: relative;
}

.nav-menu a:hover {
    color: var(--text-white);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--text-white);
    transition: var(--transition);
}

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

.btn-download-nav {
    background: var(--bg-white);
    color: #00d4aa !important;
    padding: 0.6rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
}

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

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

.nav-actions {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        -webkit-tap-highlight-color: transparent;
    }

.theme-toggle-mobile {
    display: none;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-white);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 3px;
}

/* Hamburger to X when menu is open */
.menu-toggle.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Mobile menu overlay - hidden by default */
.nav-overlay {
    display: none;
}

/* ========================================
   HERO SECTION
======================================== */
.hero {
    position: relative;
    padding: 140px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    content-visibility: visible; /* Override section rule - hero is above-the-fold, must always render */
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(224,247,250,0.75) 0%, rgba(255,255,255,0.8) 100%),
                url("images/ride-eco-city-bg-enhanced.svg") no-repeat center center / cover;
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: var(--primary-color);
    opacity: 0.1;
    border-radius: 50%;
    filter: blur(80px);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.hero-title .highlight {
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

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

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

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

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

.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat-item h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.hero-image {
    position: relative;
    animation: float 3s ease-in-out infinite;
}

.hero-image img {
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.35));
}

/* Hero Slider */
.hero-slider {
    position: relative;
    width: 100%;
    height: 575px;
    overflow: visible;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s var(--ease-out);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
}

.slide img {
    max-width: 115%;
    max-height: 115%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: var(--border-radius-lg);
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.slider-nav:hover {
    background: white;
    transform: translateY(-50%) scale(1.08);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.slider-nav.prev {
    left: 15px;
}

.slider-nav.next {
    right: 15px;
}

.slider-nav svg {
    color: var(--primary-color);
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid white;
    cursor: pointer;
    transition: transform 0.35s var(--ease-out), background 0.35s var(--ease-out-quad), width 0.35s var(--ease-out), border-radius 0.35s var(--ease-out);
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.dot.active {
    background: white;
    width: 30px;
    border-radius: 6px;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    transition: opacity 0.35s var(--ease-out), visibility 0.35s var(--ease-out);
}

.scroll-indicator.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        top: 10px;
    }
    50% {
        opacity: 0.5;
        top: 20px;
    }
    100% {
        opacity: 0;
        top: 30px;
    }
}

/* ========================================
   SECCIONES GENERALES
======================================== */
section {
    padding: 80px 0;
    content-visibility: auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   HOW IT WORKS
======================================== */
.how-it-works {
    background: var(--bg-white);
}

.tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.tab-button {
    padding: 1rem 2rem;
    background: var(--bg-light);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.tab-button.active {
    background: var(--bg-gradient);
    color: var(--text-white);
}

.tab-button:hover {
    transform: translateY(-2px);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeInUp 0.5s var(--ease-out-expo) forwards;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.step-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: var(--bg-gradient);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.3rem;
    box-shadow: var(--shadow-lg);
}

.step-icon {
    font-size: 3rem;
    margin: 1rem 0;
}

.step-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.step-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.step-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ========================================
   BENEFICIOS
======================================== */
.benefits {
    background: var(--bg-light);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.benefit-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    contain: layout style paint;
}

.benefit-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.benefit-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.benefit-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ========================================
   DIFFERENTIATORS
======================================== */
.differentiators {
    background: var(--bg-white);
}

.comparison-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.comparison-feature {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    color: var(--text-white);
    transition: var(--transition);
}

.comparison-feature:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.comparison-feature h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
    vertical-align: middle;
    margin-right: 10px;
}

.comparison-feature p {
    line-height: 1.7;
    opacity: 0.95;
}

.comparison-table {
    background: var(--bg-light);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
}

.comparison-table h3 {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 2rem;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

thead {
    background: var(--bg-gradient);
    color: var(--text-white);
}

th, td {
    padding: 1.2rem;
    text-align: left;
}

th {
    font-weight: 600;
    font-size: 1.1rem;
}

tbody tr {
    border-bottom: 1px solid #e9ecef;
    transition: var(--transition);
}

tbody tr:hover {
    background: var(--bg-light);
}

tbody tr:last-child {
    border-bottom: none;
}

.highlight-col {
    background: rgba(0, 212, 170, 0.1);
    font-weight: 600;
    color: var(--primary-dark);
}

thead .highlight-col {
    color: var(--text-white);
}

/* ========================================
   IMPACTO SOCIAL
======================================== */
.social-impact {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
}

.impact-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.impact-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.impact-text > p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.impact-points {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.impact-point {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.impact-number {
    font-size: 3rem;
    flex-shrink: 0;
}

.impact-number img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.impact-point h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.impact-point p {
    opacity: 0.9;
    line-height: 1.7;
}

.stat-circle {
    background: linear-gradient(135deg, #90ee90 0%, #7cd87c 100%);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    border: 3px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 10px 40px rgba(144, 238, 144, 0.3);
}

.circle-content {
    text-align: center;
    padding: 1.5rem;
    max-width: 100%;
}

.circle-content h3 {
    font-size: 5rem;
    font-weight: 800;
    margin: 0 0 0.5rem;
    line-height: 1.1;
    color: #1a1a2e;
}

.circle-content p {
    font-size: 1.1rem;
    line-height: 1.4;
    margin: 0;
    color: #1a1a2e;
    opacity: 0.95;
}

/* ========================================
   SEGMENTS
======================================== */
.target-segments {
    background: var(--bg-light);
}

.segments-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.segment-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.segment-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.segment-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.segment-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.segment-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.segment-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ========================================
   REQUISITOS
======================================== */
.requirements {
    background: var(--bg-white);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.requirement-category {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.requirement-category:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.requirement-category h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.requirement-icon {
    width: 30px;
    height: 30px;
    object-fit: contain;
    vertical-align: middle;
    margin-right: 8px;
}

.requirement-category ul {
    list-style: none;
}

.requirement-category li {
    padding: 0.8rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.6;
}

.requirement-category li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* ========================================
   DOWNLOAD APP
======================================== */
.download-section {
    background: var(--bg-light);
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--primary-color);
    opacity: 0.05;
    border-radius: 50%;
    filter: blur(100px);
}

.download-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 45%;
    height: 100%;
    background: linear-gradient(to right, transparent 0%, rgba(123, 156, 254, 0.08) 40%, rgba(0, 212, 192, 0.12) 100%);
    pointer-events: none;
}

.download-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.download-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.download-text > p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.download-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.store-button {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--bg-white);
    border: 2px solid var(--text-dark);
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
}

.store-button:hover {
    background: var(--text-dark);
    color: var(--text-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.store-button svg {
    width: 30px;
    height: 30px;
}

.store-button div {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.store-button span {
    font-size: 0.75rem;
    opacity: 0.8;
}

.store-button strong {
    font-size: 1.1rem;
}

.early-access {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(123, 156, 254, 0.15);
}

.notify-form {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    align-items: stretch;
}

.notify-form input,
.notify-form select {
    flex: 1;
    min-width: 180px;
    padding: 0.9rem 1rem;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: var(--transition);
    background-color: white;
    color: var(--text-dark);
}

.notify-form input:focus,
.notify-form select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.notify-form select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236c757d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2em;
    padding-right: 3rem;
}

.notify-form select option {
    padding: 0.5rem;
}

.notify-form select:invalid {
    color: #999;
}

.notify-form button {
    white-space: nowrap;
}

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

.download-image {
    position: relative;
    animation: float 3s ease-in-out infinite;
    display: flex;
    justify-content: center;
    align-items: center;
}

.download-image img {
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.35));
    max-width: 100%;
    height: auto;
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--text-dark);
    color: var(--text-white);
    padding: 4.5rem 0 2rem;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, #7B9CFE, #4DB8F5, #00D4C0, #00E676);
    opacity: 0.9;
}

.footer .container {
    max-width: 1400px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3.5rem;
    margin-bottom: 3rem;
}

.footer-section:first-child p {
    max-width: 320px;
}

.footer-logo {
    height: 52px;
    margin-bottom: 1.25rem;
    filter: brightness(0) invert(1);
    transition: opacity 0.35s var(--ease-out);
}

.footer-logo:hover {
    opacity: 0.9;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.75;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: rgba(255, 255, 255, 0.95);
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.35s var(--ease-out-quad);
    font-size: 0.95rem;
    position: relative;
    display: inline-block;
}

.footer-section a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-light), #00D4C0);
    transition: width 0.4s var(--ease-out);
}

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

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

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-links a {
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: rgba(255, 255, 255, 0.9);
}

.social-links a::after {
    display: none;
}

.social-links a:hover {
    background: linear-gradient(135deg, #7B9CFE, #00D4C0);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(123, 156, 254, 0.4);
}

.social-links svg {
    width: 20px;
    height: 20px;
}

.contact-info li {
    color: rgba(255, 255, 255, 0.7);
    padding: 0.4rem 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-info a {
    color: inherit;
    position: relative;
}

.contact-info a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
}

/* ========================================
   FLOATING WHATSAPP BUTTON
======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    z-index: 999;
    transition: var(--transition);
    color: white;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 20px 40px rgba(37, 211, 102, 0.4);
}

/* ========================================
   RESPONSIVE DESIGN
======================================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 24px;
    }
    
    .navbar .container {
        padding: 0 24px;
    }
    
    .hero-content,
    .download-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-image,
    .download-image {
        order: -1;
        max-width: 400px;
        margin: 0 auto;
        width: 100%;
        min-width: 0;
    }
    
    .benefits-grid,
    .requirements-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .segments-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .impact-content {
        grid-template-columns: 1fr;
    }
    
    .stat-circle {
        width: 250px;
        height: 250px;
    }
    
    .circle-content {
        padding: 1.25rem;
    }
    
    .circle-content h3 {
        font-size: 4rem;
    }
    
    .section-header {
        margin-bottom: 3rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    /* Safe area: prevent logo from being hidden behind notch/status bar */
    @supports (padding: env(safe-area-inset-top)) {
        .navbar {
            /* padding-top: max(0.5rem, env(safe-area-inset-top));  */
        }
    }
    
    /* Hero: align content to top so slider is visible (centering clips it on mobile) */
    .hero {
        align-items: flex-start;
        padding-top: calc(120px + max(0.5rem, env(safe-area-inset-top, 0px)));
    }
    
    .navbar .container {
        padding: 0 20px;
    }
    
    .nav-wrapper {
        position: relative;
        padding: 0.75rem 0;
    }
    
    .nav-actions {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        -webkit-tap-highlight-color: transparent;
    }
    
    .theme-toggle-mobile {
        display: flex;
        align-items: center;
        justify-content: center;
        min-width: 44px;
        min-height: 44px;
    }
    
    .theme-toggle-desktop {
        display: none !important;
    }
    
    .menu-toggle {
        display: flex;
        min-width: 44px;
        min-height: 44px;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: transparent;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        width: 100%;
        background: linear-gradient(to right, #54c1f9 0%, #00d4aa 100%);
        flex-direction: column;
        padding: 1.5rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.4s var(--ease-out), opacity 0.35s var(--ease-out), visibility 0.35s var(--ease-out);
        gap: 0;
        max-height: calc(100vh - 70px - env(safe-area-inset-top, 0px));
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        z-index: 999;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
        padding: 0 1rem;
    }
    
    .nav-menu li:has(.theme-toggle-desktop) {
        display: none;
    }
    
    .nav-menu a {
        display: flex;
        align-items: center;
        padding: 1rem 0;
        min-height: 44px;
    }
    
    .nav-menu a.btn-download-nav {
        justify-content: center;
        width: 100%;
        padding: 1rem 1.25rem;
        margin-top: 0.5rem;
        border-radius: var(--border-radius);
        box-sizing: border-box;
        text-align: center;
        white-space: nowrap;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    /* Overlay to close menu when tapping outside */
    .nav-overlay {
        display: block;
        position: fixed;
        top: calc(70px + max(0.5rem, env(safe-area-inset-top, 0px)));
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 998;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.35s var(--ease-out);
    }
    
    .nav-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    
    .steps,
    .benefits-grid,
    .segments-grid,
    .requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-container {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .comparison-table {
        overflow-x: auto;
        padding: 1.5rem;
        -webkit-overflow-scrolling: touch;
        margin: 0 -20px;
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .comparison-table h3 {
        font-size: 1.4rem;
        margin-bottom: 1.5rem;
    }
    
    table {
        min-width: 560px;
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 0.9rem 0.7rem;
    }
    
    .download-buttons {
        flex-direction: column;
    }
    
    .store-button {
        width: 100%;
        justify-content: center;
        min-height: 56px;
    }
    
    .notify-form {
        flex-direction: column;
    }
    
    .notify-form input,
    .notify-form select {
        min-width: 100%;
        width: 100%;
        min-height: 48px;
    }
    
    .notify-form button {
        width: 100%;
        min-height: 48px;
    }
    
    .early-access {
        padding: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-info li {
        word-break: break-word;
    }
    
    /* Comparison features - better readability on mobile */
    .comparison-feature {
        padding: 1.5rem;
    }
    
    .comparison-feature h3 {
        font-size: 1.2rem;
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .feature-icon {
        flex-shrink: 0;
    }
    
    /* Impact section - smaller circle on mobile */
    .impact-text h2 {
        font-size: 1.8rem;
    }
    
    .impact-point {
        gap: 1rem;
    }
    
    .impact-number img {
        width: 48px;
        height: 48px;
    }
    
    .stat-circle {
        width: 200px;
        height: 200px;
    }
    
    .circle-content {
        padding: 1rem;
    }
    
    .circle-content h3 {
        font-size: 3.25rem;
    }
    
    .circle-content p {
        font-size: 0.85rem;
        line-height: 1.35;
    }
    
    /* Modals - better on mobile */
    .modal-content {
        padding: 2rem 1.5rem;
        margin: 1rem;
        max-height: calc(100vh - 2rem);
        overflow-y: auto;
    }
    
    .modal-content h2 {
        font-size: 1.5rem;
    }
    
    .modal-close {
        top: 1rem;
        right: 1rem;
        min-width: 44px;
        min-height: 44px;
    }
    
    /* Hero Slider Responsive - ensure visibility on mobile (S22 Ultra ~384px, etc.) */
    .hero-image {
        width: 100%;
        max-width: 100%;
        min-width: 0;
    }

    .hero-slider {
        height: 350px;
        min-height: 350px;
        display: block;
        overflow: hidden;
    }
    
    .hero-slider .slider-wrapper {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        min-height: 350px;
    }
    
    .hero-slider .slide,
    .hero-slider .slide.active {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
    }
    
    .hero-slider .slide.active {
        z-index: 1;
    }
    
    .hero-slider .slide img {
        width: 100%;
        height: 100%;
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }
    
    .slider-nav {
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
    }
    
    .slider-nav.prev {
        left: 10px;
    }
    
    .slider-nav.next {
        right: 10px;
    }
    
    .slider-dots {
        bottom: 15px;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
    
    .dot.active {
        width: 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .navbar .container {
        padding: 0 16px;
    }
    
    .nav-wrapper {
        padding: 0.7rem 0;
    }
    
    .hero {
        padding: calc(110px + max(0.5rem, env(safe-area-inset-top, 0px))) 0 50px;
    }
    
    .hero-title {
        font-size: 1.85rem;
        line-height: 1.25;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    section {
        padding: 50px 0;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    /* Hero Slider Mobile - ensure visibility on very small screens */
    .hero-image,
    .download-image {
        width: 100%;
        max-width: 100%;
        min-width: 0;
        animation: none;
    }
    
    .hero-slider {
        height: 300px;
        min-height: 300px;
        display: block;
        overflow: hidden;
    }
    
    .hero-slider .slider-wrapper {
        min-height: 300px;
    }
    
    .hero-slider .slide,
    .hero-slider .slide.active {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
    }
    
    .hero-slider .slide.active {
        z-index: 1;
    }
    
    .hero-slider .slide img {
        display: block;
        width: 100%;
        height: 100%;
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }
    
    .slider-nav {
        width: 40px;
        height: 40px;
        min-width: 40px;
        min-height: 40px;
    }
    
    .slider-nav svg {
        width: 20px;
        height: 20px;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .step-card,
    .benefit-card,
    .segment-card,
    .requirement-category {
        padding: 1.75rem 1.25rem;
    }
    
    .requirement-category h3 {
        font-size: 1.15rem;
    }
    
    .whatsapp-float {
        width: 54px;
        height: 54px;
        bottom: 20px;
        right: 16px;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
    
    /* Hero stats - more compact on very small screens */
    .hero-stats {
        gap: 1rem;
        justify-content: space-between;
    }
    
    .stat-item h3 {
        font-size: 1.5rem;
    }
    
    .stat-item p {
        font-size: 0.8rem;
    }
    
    /* Smaller logo on mobile */
    .logo img {
        height: 42px;
    }
    
    .comparison-table {
        margin: 0 -16px;
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .notification {
        top: 85px;
        left: 12px;
        right: 12px;
        padding: 0.9rem 1.2rem;
        font-size: 0.95rem;
    }
}

/* Safe area for devices with notch (iPhone X+) */
@media (max-width: 768px) {
    @supports (padding: max(0px)) {
        .whatsapp-float {
            bottom: max(20px, env(safe-area-inset-bottom));
            right: max(16px, env(safe-area-inset-right));
        }
    }
}

/* ========================================
   ANIMACIONES
======================================== */
.fade-in {
    animation: fadeInUp 0.6s var(--ease-out-expo) forwards;
}

.slide-up {
    animation: slideUp 0.6s var(--ease-out-expo) forwards;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Smooth scroll offset for fixed navigation */
section {
    scroll-margin-top: 80px;
}

/* ========================================
   MODAL
======================================== */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.35s var(--ease-out-expo) forwards;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    max-width: 600px;
    width: 90%;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: modalSlideUp 0.45s var(--ease-out-expo) 0.05s both;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-content h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-light);
}

.modal-close:hover {
    color: var(--text-dark);
    background: var(--primary-color);
    color: white;
    transform: rotate(90deg);
}

.more-info-link {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.5rem 0;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    -webkit-tap-highlight-color: transparent;
}

.more-info-link::after {
    content: ' →';
    transition: var(--transition);
}

.more-info-link:hover {
    color: var(--primary-dark);
    padding-left: 5px;
}

.more-info-link:hover::after {
    padding-left: 5px;
}

/* ========================================
   NOTIFICATIONS (injected by JS)
======================================== */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    animation: slideInRight 0.45s var(--ease-out-expo) forwards;
    font-weight: 500;
    max-width: 400px;
}

.notification-success {
    background: #00d4aa;
    color: white;
}

.notification-error {
    background: #ff6b6b;
    color: white;
}

@media (max-width: 768px) {
    .notification {
        top: 90px;
        left: 16px;
        right: 16px;
        max-width: none;
        margin: 0 auto;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}
@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Active section navigation */
.nav-menu a.active-section {
    color: var(--text-white);
}
.nav-menu a.active-section::after {
    width: 100%;
}

/* Respect reduced motion preference (accessibility) */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}