/* Base Styles */
:root {
    --primary-color: #4361ee;
    --primary-dark: #3a56d4;
    --secondary-color: #3f37c9;
    --accent-color: #4895ef;
    --danger-color: #f72585;
    --warning-color: #f77f00;
    --success-color: #4cc9f0;
    --info-color: #560bad;
    
    --text-color: #333;
    --text-light: #666;
    --text-lighter: #999;
    
    --bg-color: #f8f9fa;
    --card-bg: #fff;
    --border-color: #e9ecef;
    
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
    
    --transition: all 0.3s ease;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 5rem 0;
}

.section-subtitle {
    color: var(--text-light);
    margin-bottom: 3rem;
    text-align: center;
    font-size: 1.1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: white;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    background-color: rgba(255,255,255,0.95);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 1rem 0;
    background-color: rgba(255,255,255,0.98);
    box-shadow: var(--shadow-md);
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    gap: 0.5rem;
}

.logo img {
    height: 2rem;
}

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

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

.nav-links a {
    font-weight: 500;
    position: relative;
}

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

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

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

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    transition: var(--transition);
}

.hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Hero Section */
.hero {
    position: relative;
    padding-top: 8rem;
    padding-bottom: 5rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
    position: relative;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero h1 span {
    color: var(--primary-color);
}

.hero .subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 500px;
}

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

.stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

.phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    margin: 0 auto;
    background: url('images/app-screenshots/home-screen.jpg') center/cover;
    border-radius: 30px;
    box-shadow: var(--shadow-xl);
    border: 10px solid #111;
}

.phone-mockup img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.phone-mockup img.active {
    opacity: 1;
}

.mockup-controls {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.mockup-controls button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background-color: #ccc;
    cursor: pointer;
    transition: var(--transition);
}

.mockup-controls button.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

.wave-shape {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 1200 120" xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="none"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" fill="%23f8f9fa" opacity=".25"/><path d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" fill="%23f8f9fa" opacity=".5"/><path d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z" fill="%23f8f9fa"/></svg>');
    background-size: cover;
    background-repeat: no-repeat;
}

/* Problem Section */
.problem-section {
    background-color: var(--card-bg);
    padding: 5rem 0;
}

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

.problem-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.problem-card .icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
}

.problem-card .icon.danger {
    background-color: rgba(247, 37, 133, 0.1);
    color: var(--danger-color);
}

.problem-card .icon.warning {
    background-color: rgba(247, 127, 0, 0.1);
    color: var(--warning-color);
}

.problem-card .icon.info {
    background-color: rgba(86, 11, 173, 0.1);
    color: var(--info-color);
}

.problem-card .icon.success {
    background-color: rgba(76, 201, 240, 0.1);
    color: var(--success-color);
}

.problem-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Features Section */
.features-section {
    background-color: var(--bg-color);
}

.features-tabs {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.tab-buttons {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 1.5rem;
    background: none;
    border: none;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.tab-btn:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.tab-btn.active {
    color: var(--primary-color);
}

.tab-btn.active:after {
    width: 100%;
}

.tab-content {
    display: none;
    padding: 2rem;
}

.tab-content.active {
    display: block;
}

.tab-content-inner {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.tab-text {
    flex: 1;
}

.tab-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.tab-text ul {
    margin: 1.5rem 0;
}

.tab-text ul li {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.tab-text ul li i {
    color: var(--primary-color);
    margin-top: 3px;
}

.tab-image {
    flex: 1;
    position: relative;
}

.tab-image img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.tech-badge {
    position: absolute;
    top: -15px;
    right: -15px;
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* How It Works Section */
.how-it-works {
    background-color: var(--card-bg);
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
    margin-bottom: 5rem;
}

.steps:before {
    content: '';
    position: absolute;
    top: 0;
    left: 50px;
    height: 100%;
    width: 4px;
    background-color: var(--border-color);
    z-index: 1;
}

.step {
    display: flex;
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    flex: 1;
}

.step-content h3 {
    color: var(--primary-color);
}

.step-icon {
    width: 50px;
    height: 50px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.technology-section {
    margin-top: 5rem;
}

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

.tech-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.tech-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
}

.tech-icon.ai {
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary-color);
}

.tech-icon.blockchain {
    background-color: rgba(63, 55, 201, 0.1);
    color: var(--secondary-color);
}

.tech-icon.api {
    background-color: rgba(248, 81, 73, 0.1);
    color: #f85149;
}

.tech-icon.iot {
    background-color: rgba(72, 149, 239, 0.1);
    color: var(--accent-color);
}

.tech-card h4 {
    margin-bottom: 1rem;
}

/* Business Model Section */
.business-model {
    background-color: var(--bg-color);
}

.revenue-tabs {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.revenue-tab-buttons {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.revenue-tab-btn {
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.revenue-tab-btn:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.revenue-tab-btn.active {
    color: var(--primary-color);
}

.revenue-tab-btn.active:after {
    width: 100%;
}

.revenue-tab-content {
    display: none;
    padding: 2rem;
}

.revenue-tab-content.active {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.revenue-model-card {
    flex: 1;
    min-width: 300px;
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.revenue-model-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.model-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.model-icon.premium {
    background-color: rgba(247, 37, 133, 0.1);
    color: var(--danger-color);
}

.model-icon.insurance {
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary-color);
}

.model-icon.fleet {
    background-color: rgba(72, 149, 239, 0.1);
    color: var(--accent-color);
}

.model-icon.rewards {
    background-color: rgba(76, 201, 240, 0.1);
    color: var(--success-color);
}

.model-icon.data {
    background-color: rgba(86, 11, 173, 0.1);
    color: var(--info-color);
}

.model-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.revenue-model-card ul {
    margin-top: 1rem;
}

.revenue-model-card ul li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
}

.revenue-model-card ul li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--card-bg);
}

.testimonial-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial {
    display: none;
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.testimonial.active {
    display: block;
}

.testimonial-content {
    text-align: center;
}

.rating {
    color: #ffc107;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.testimonial p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 2rem;
    position: relative;
}

.testimonial p:before,
.testimonial p:after {
    content: '"';
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.3;
    position: absolute;
}

.testimonial p:before {
    top: -20px;
    left: -10px;
}

.testimonial p:after {
    bottom: -30px;
    right: -10px;
}

.user {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.user img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.user-info h4 {
    margin-bottom: 0.2rem;
    font-size: 1.1rem;
}

.user-info span {
    font-size: 0.9rem;
    color: var(--text-light);
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.slider-prev,
.slider-next {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.slider-prev:hover,
.slider-next:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #ccc;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.cta-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    display: flex;
}

.cta-content {
    flex: 1;
    padding: 3rem;
    color: var(--text-color);
}

.cta-content h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

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

.cta-image {
    flex: 1;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.cta-image img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-height: 400px;
}

/* Footer */
.footer {
    background-color: #2b2d42;
    color: white;
    padding: 5rem 0 0;
}

.footer a {
    color: #adb5bd;
    transition: var(--transition);
}

.footer a:hover {
    color: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col h4:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-about .logo {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.footer-about p {
    margin-bottom: 1.5rem;
    color: #adb5bd;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #3d3f54;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: white;
}

.footer-bottom {
    padding: 2rem 0;
    border-top: 1px solid #3d3f54;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #adb5bd;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
}

.toggle-checkbox {
    display: none;
}

.toggle-label {
    width: 60px;
    height: 30px;
    background-color: #2b2d42;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 6px;
    cursor: pointer;
    position: relative;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
}

.toggle-label i {
    color: #f8f9fa;
    font-size: 14px;
    z-index: 1;
}

.toggle-ball {
    position: absolute;
    width: 24px;
    height: 24px;
    background-color: white;
    border-radius: 50%;
    left: 3px;
    transition: transform 0.3s ease;
}

.toggle-checkbox:checked + .toggle-label .toggle-ball {
    transform: translateX(30px);
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        margin-bottom: 3rem;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .stats {
        justify-content: center;
    }
    
    .tab-content-inner {
        flex-direction: column;
    }
    
    .cta-card {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .tab-buttons {
        flex-direction: column;
    }
    
    .revenue-tab-buttons {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 576px) {
    section {
        padding: 3rem 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7);
    z-index: 2000;
    overflow: auto;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
}

.modal-content {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 500px;
    position: relative;
    box-shadow: var(--shadow-xl);
    transform: translateY(-50px);
    transition: transform 0.3s ease;
}

.modal.active .modal-content {
    transform: translateY(0);
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--danger-color);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-light);
    font-size: 0.8rem;
}

.forgot-password {
    display: inline-block;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--primary-color);
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox input {
    width: auto;
}

.checkbox label {
    margin-bottom: 0;
}

.social-login {
    margin: 2rem 0;
    text-align: center;
}

.social-login p {
    position: relative;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.social-login p:before,
.social-login p:after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30%;
    height: 1px;
    background-color: var(--border-color);
}

.social-login p:before {
    left: 0;
}

.social-login p:after {
    right: 0;
}

.social-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-social {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
    cursor: pointer;
    transition: var(--transition);
}

.btn-social.google {
    color: #DB4437;
}

.btn-social.google:hover {
    background-color: rgba(219, 68, 55, 0.1);
}

.btn-social.facebook {
    color: #4267B2;
}

.btn-social.facebook:hover {
    background-color: rgba(66, 103, 178, 0.1);
}

.switch-form {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-light);
}

.switch-form a {
    color: var(--primary-color);
    font-weight: 500;
}

/* Dark mode adjustments */
[data-theme="dark"] .modal-content {
    background-color: #2b2b2b;
}

[data-theme="dark"] .btn-social {
    background-color: #3d3d3d;
    border-color: #444;
}

/* Active tab styling */
.nav-links a.active {
    position: relative;
    color: var(--primary-color);
    font-weight: 500;
}

.nav-links a.active:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 2px;
}