/* FinanFun Website Styles */

/* CSS Variables for Color Palette */
:root {
    --primary-green: #46FE77;
    --primary-green-dark: #38cc5f;
    --secondary-blue: #181D4E;
    --secondary-blue-dark: #141741;
    --accent-purple: #8b5cf6;
    --accent-purple-dark: #7c3aed;
    --dark-navy: #0f172a;
    --dark-slate: #1e293b;
    --text-light: #f8fafc;
    --text-gray: #64748b;
    --text-dark: #0f172a;
    --white: #ffffff;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-blue) 100%);
    --gradient-dark: linear-gradient(135deg, var(--dark-navy) 0%, var(--dark-slate) 100%);
    --gradient-card: linear-gradient(135deg, rgba(70, 254, 119, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: 'Arial', sans-serif;
}

/* FinanFun Brand Styling */
.finanfun-brand .finan {
    color: var(--white);
}

.finanfun-brand .fun {
    color: var(--primary-green);
}

.finanfun-brand .boss {
    color: var(--white);
}

.finanfun-brand.finanfun-white .finan {
    color: var(--white);
}

/* FinanFun Dual Color Branding */
.finan-text {
    color: var(--white) !important;
}

.fun-text {
    color: var(--primary-green) !important;
}

.boss-text {
    color: var(--white) !important;
}

/* Custom Coin Icon */
.coin-icon {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-green);
    font-weight: bold;
    margin: 0 auto;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-light);
    background: var(--gradient-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(70, 254, 119, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-green);
    font-size: 1.8rem;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--primary-green);
    transition: width 0.3s ease;
}

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

/* Login Button Styles */
.login-btn {
    background: var(--gradient-primary) !important;
    color: var(--white) !important;
    padding: 8px 20px !important;
    border-radius: 25px !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 2px 10px rgba(70, 254, 119, 0.3) !important;
}

.login-btn:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(70, 254, 119, 0.4) !important;
    color: var(--white) !important;
}

.login-btn::after {
    display: none !important;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-green);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 50px;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(70, 254, 119, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(26, 92, 255, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.hero-title.finanfun-brand {
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    background-clip: unset;
}

.hero-title.finanfun-brand .finan {
    color: var(--white);
}

.hero-title.finanfun-brand .fun {
    color: var(--primary-green);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

/* Button Styles */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(70, 254, 119, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(70, 254, 119, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary-green);
    color: var(--dark-navy);
    transform: translateY(-2px);
}

/* App Mockup */
.app-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    background: #000000;
    border-radius: 35px;
    padding: 20px;
    max-width: 340px;
    margin: 0 auto;
}

.phone-mockup {
    max-width: 100%;
    height: auto;
    border-radius: 25px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    transition: transform 0.3s ease;
    object-fit: contain;
    background: #000000;
}

/* Section Styles */
.section {
    padding: 80px 0;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-light);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Problem Section */
.problem-section {
    background: rgba(30, 41, 59, 0.5);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.problem-item {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.problem-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(70, 254, 119, 0.1);
}

.problem-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: var(--white);
}

.problem-item h3 {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

/* Solution Section */
.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.solution-text h3 {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    border-radius: 10px;
    background: rgba(26, 92, 255, 0.05);
    border: 1px solid rgba(26, 92, 255, 0.1);
}

.feature-item i {
    color: var(--primary-green);
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.feature-item h4 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

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

/* Feature Showcase */
.feature-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 1rem;
}

.showcase-item {
    background: var(--gradient-card);
    border: 2px solid transparent;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.showcase-item:hover,
.showcase-item.active {
    border-color: var(--primary-green);
    background: rgba(70, 254, 119, 0.1);
}

.showcase-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--white);
}

.showcase-item span {
    color: var(--text-light);
    font-weight: 600;
}

/* Features Section */
.features-section {
    background: rgba(15, 23, 42, 0.8);
}

.dual-app-intro {
    text-align: center;
    margin-bottom: 4rem;
}

.dual-app-intro h3 {
    font-size: 1.8rem;
    color: var(--primary-green);
    margin-bottom: 2rem;
}

.apps-comparison {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin: 2rem 0;
}

.app-card {
    background: var(--gradient-card);
    border: 1px solid rgba(70, 254, 119, 0.2);
    border-radius: 15px;
    padding: 2rem;
    min-width: 250px;
}

.app-card h4 {
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.connection-line {
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-green);
    box-shadow: 0 10px 30px rgba(70, 254, 119, 0.1);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.feature-header i {
    color: var(--primary-green);
    font-size: 1.5rem;
}

.feature-header h4 {
    color: var(--text-light);
    font-size: 1.2rem;
}

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

/* Avatar Section */
.avatar-section {
    background: rgba(30, 41, 59, 0.5);
}

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

.avatar-showcase {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.avatar-circle-big {
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--white);
    position: relative;
    z-index: 2;
}

.ai-indicators {
    position: absolute;
    width: 100%;
    height: 100%;
}

.ai-pulse {
    position: absolute;
    width: 220px;
    height: 220px;
    border: 2px solid var(--primary-green);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 2s infinite;
    opacity: 0.6;
}

.ai-pulse.delay-1 {
    animation-delay: 0.5s;
    width: 240px;
    height: 240px;
}

.ai-pulse.delay-2 {
    animation-delay: 1s;
    width: 260px;
    height: 260px;
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.3;
    }
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
}

.avatar-features h3 {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 2rem;
}

.function-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(26, 92, 255, 0.05);
    border: 1px solid rgba(26, 92, 255, 0.1);
    border-radius: 10px;
}

.function-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.function-content h4 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.function-content p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Impact Section */
.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.impact-card {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.impact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-purple);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.1);
}

.impact-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--primary-green) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: var(--white);
}

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

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

/* Stats Section */
.stats-section {
    text-align: center;
    padding: 3rem 0;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.stats-section h3 {
    color: var(--accent-purple);
    font-size: 1.8rem;
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-green);
    line-height: 1;
}

.stat-label {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Expansion Section */
.expansion-section {
    background: rgba(15, 23, 42, 0.8);
}

.expansion-text {
    text-align: center;
    margin-bottom: 3rem;
}

.expansion-text h3 {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.expansion-text p {
    color: var(--text-gray);
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.7;
}

.expansion-areas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.expansion-card {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.expansion-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-blue);
    box-shadow: 0 10px 30px rgba(26, 92, 255, 0.1);
}

.expansion-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: var(--white);
}

.expansion-card h4 {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

/* Partnership Logos */
.partnership-logos {
    text-align: center;
    padding: 2rem 0;
}

.partnership-logos h4 {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.logo-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.partner-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.partner-placeholder i {
    font-size: 2rem;
    color: var(--primary-green);
}

.partner-placeholder span {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Design Section */
.design-section {
    background: rgba(30, 41, 59, 0.5);
}

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

.design-principles {
    margin-bottom: 4rem;
}

.design-principles h3 {
    text-align: center;
    color: var(--primary-green);
    font-size: 2rem;
    margin-bottom: 2rem;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.principle-card {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.principle-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-purple);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.1);
}

.principle-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: var(--white);
}

.principle-card h4 {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

/* Color Palette */
.color-palette h3 {
    text-align: center;
    color: var(--primary-green);
    font-size: 2rem;
    margin-bottom: 2rem;
}

.colors-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.color-item {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.color-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    border: 3px solid rgba(255, 255, 255, 0.2);
}

.color-item.primary .color-circle {
    background: var(--primary-green);
}

.color-item.secondary .color-circle {
    background: var(--secondary-blue);
}

.color-item.accent .color-circle {
    background: var(--accent-purple);
}

.color-item.dark .color-circle {
    background: var(--dark-navy);
}

.color-item h4 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

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

/* Footer */
.footer {
    background: var(--dark-navy);
    border-top: 1px solid rgba(70, 254, 119, 0.2);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 4rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.footer-section p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-green);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: transform 0.3s ease;
}

.social-link:hover {
    transform: translateY(-3px);
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
}

.contact-info i {
    color: var(--primary-green);
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(70, 254, 119, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    /* Login Button Mobile */
    .login-btn {
        padding: 6px 15px !important;
        font-size: 0.9rem !important;
    }
    
    .auth-modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .auth-header {
        padding: 1.5rem;
    }
    
    .auth-body {
        padding: 1.5rem;
    }
    
    .social-login {
        flex-direction: column;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(15, 23, 42, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

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

    .hamburger {
        display: flex;
    }

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

    .hamburger.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    /* Hero Section */
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .phone-frame {
        width: 250px;
        height: 500px;
    }

    /* Sections */
    .section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    /* Solution Section */
    .solution-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* Avatar Section */
    .avatar-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .avatar-circle-big {
        width: 150px;
        height: 150px;
        font-size: 3rem;
    }

    .ai-pulse {
        width: 170px;
        height: 170px;
    }

    .ai-pulse.delay-1 {
        width: 190px;
        height: 190px;
    }

    .ai-pulse.delay-2 {
        width: 210px;
        height: 210px;
    }

    /* Apps Comparison */
    .apps-comparison {
        flex-direction: column;
        gap: 1rem;
    }

    /* Partnership Logos */
    .logo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .connection-line {
        width: 3px;
        height: 40px;
    }

    /* Cards and Grids */
    .problem-grid,
    .features-grid,
    .impact-grid,
    .expansion-areas,
    .principles-grid,
    .colors-showcase {
        grid-template-columns: 1fr;
    }
    .problem-grid,
    .impact-grid {
        grid-template-columns: 1fr !important;
    }
    .problem-item,
    .impact-card {
        min-width: 0;
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Feature Showcase */
    .feature-showcase {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    .showcase-item {
        padding: 1rem 0.5rem;
    }
    .solution-text h3 {
        font-size: 1.4rem;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }

    .phone-frame {
        width: 200px;
        height: 400px;
        padding: 15px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Smooth Animations */
@media (prefers-reduced-motion: no-preference) {
    .hero-container > * {
        animation: fadeInUp 0.8s ease-out;
    }

    .section:nth-child(even) {
        animation: fadeInLeft 0.8s ease-out;
    }

    .section:nth-child(odd) {
        animation: fadeInRight 0.8s ease-out;
    }
}

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

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

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

/* Loading Animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading {
    animation: spin 1s linear infinite;
}

/* Hover Effects for Interactive Elements */
.problem-item:hover .problem-icon,
.impact-card:hover .impact-icon,
.expansion-card:hover .expansion-icon,
.principle-card:hover .principle-icon {
    transform: scale(1.1);
}

.feature-card:hover .feature-header i {
    transform: scale(1.2);
    color: var(--primary-green);
}

/* Focus States for Accessibility */
.btn:focus,
.nav-link:focus,
.social-link:focus {
    outline: 2px solid var(--primary-green);
    outline-offset: 2px;
}

/* Authentication Modal Styles */
.auth-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.auth-modal-content {
    background: var(--gradient-dark);
    margin: 2% auto;
    padding: 0;
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 20px;
    width: 90%;
    max-width: 450px;
    max-height: 90vh;
    position: relative;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.auth-header {
    background: var(--gradient-primary);
    padding: 1.5rem 2rem;
    text-align: center;
    color: var(--white);
}

.auth-body {
    padding: 1.5rem 2rem 2rem;
}

.close-auth {
    color: var(--white);
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    right: 15px;
    top: 15px;
    cursor: pointer;
    z-index: 1;
}

.close-auth:hover {
    opacity: 0.7;
}

.auth-tabs {
    display: flex;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 5px;
}

.auth-tab {
    flex: 1;
    padding: 10px;
    text-align: center;
    cursor: pointer;
    border-radius: 8px;
    color: var(--text-gray);
    transition: all 0.3s ease;
}

.auth-tab.active {
    background: var(--gradient-primary);
    color: var(--white);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
    font-size: 0.95rem;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 2px rgba(0, 255, 136, 0.2);
}

.auth-submit {
    width: 100%;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.auth-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 136, 0.4);
}

.social-login {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

.social-btn {
    flex: 1;
    padding: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.social-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.divider {
    text-align: center;
    margin: 1rem 0;
    color: var(--text-gray);
    position: relative;
    font-size: 0.9rem;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.divider span {
    background: var(--dark-navy);
    padding: 0 1rem;
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
    margin-left: 10px;
}

.btn-text {
    display: inline-block;
}

/* Newsletter Section */
.newsletter-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(70, 254, 119, 0.1) 0%, transparent 50%);
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-section .section-title {
    font-size: 1.8rem;
    margin-bottom: 2rem;
}

.newsletter-form {
    display: flex;
    justify-content: center;
}

.newsletter-input-group {
    display: flex;
    gap: 1rem;
    width: 100%;
    max-width: 500px;
}

.newsletter-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid rgba(70, 254, 119, 0.3);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

.newsletter-input::placeholder {
    color: var(--text-gray);
}

.newsletter-input:focus {
    border-color: var(--primary-green);
    background: rgba(255, 255, 255, 0.1);
}

.newsletter-btn {
    padding: 1rem 2rem;
    border-radius: 30px;
    white-space: nowrap;
}

.newsletter-message {
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-size: 0.9rem;
}

.newsletter-message.success {
    color: var(--primary-green);
}

.newsletter-message.error {
    color: #ff6b6b;
}

@media (max-width: 576px) {
    .newsletter-input-group {
        flex-direction: column;
    }
    
    .newsletter-btn {
        width: 100%;
    }
}

.hidden {
    display: none !important;
}

/* Print Styles */
@media print {
    .navbar,
    .back-to-top,
    .hero-cta,
    .auth-modal {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .section {
        page-break-inside: avoid;
    }
}


/* ========================================
   SCROLL OFFSET NEWSLETTER
   ======================================== */

/* Offset âncora */
#cadastro-newsletter {
    scroll-margin-top: 100px;
}

/* Mobile */
@media (max-width: 768px) {
    #cadastro-newsletter {
        scroll-margin-top: 80px;
    }
}