/* assets/css/style.css */
:root {
    --primary: #0f172a;
    --secondary: #1e293b;
    --accent: #3b82f6;
    --accent-light: #60a5fa;
    --text: #f8fafc;
    --text-secondary: #cbd5e1;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--primary);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header Styles */
header {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text);
}

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

.auth-buttons {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    border: none;
    font-size: 16px;
}

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

.btn-primary:hover {
    background-color: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

/* Hero Sections */
.hero {
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
    z-index: -1;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

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

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

/* Page Hero (for inner pages) */
.page-hero {
    padding: 150px 0 80px;
    text-align: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    position: relative;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(96, 165, 250, 0.1) 0%, transparent 50%);
}

.page-hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Section Titles */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-title p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

/* Features Grid */
.features-preview {
    padding: 100px 0;
    background-color: var(--secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.feature-card {
    background-color: var(--primary);
    padding: 30px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(59, 130, 246, 0.1);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-secondary);
}

/* Features Detail Page */
.features-detail {
    padding: 80px 0;
}

.features-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.category-card {
    background: var(--secondary);
    padding: 30px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.category-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

.feature-list li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-list li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
}

/* Use Cases Page */
.use-cases {
    padding: 80px 0;
}

.industry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.industry-card {
    background: var(--secondary);
    padding: 30px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.industry-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.industry-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.industry-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.industry-card ul {
    list-style: none;
    margin-top: 20px;
}

.industry-card ul li {
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.industry-card ul li::before {
    content: '•';
    color: var(--accent);
    font-weight: bold;
}

/* Pricing Page */
.pricing {
    padding: 80px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--secondary);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.pricing-card.featured {
    border-color: var(--accent);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-header h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.price {
    font-size: 48px;
    font-weight: 800;
    color: var(--accent);
}

.price span {
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: normal;
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
}

.pricing-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
}

/* Documentation Page */
.documentation {
    padding: 80px 0;
}

.doc-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 40px;
}

.doc-sidebar {
    position: sticky;
    top: 120px;
    height: fit-content;
}

.doc-sidebar h4 {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.doc-sidebar ul {
    list-style: none;
    margin-bottom: 30px;
}

.doc-sidebar ul li {
    margin-bottom: 8px;
}

.doc-sidebar ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.doc-sidebar ul li a:hover {
    color: var(--accent);
}

.doc-content {
    background: var(--secondary);
    padding: 40px;
    border-radius: var(--border-radius);
}

.doc-content h2 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.doc-content p {
    margin-bottom: 20px;
    color: var(--text-secondary);
}

.doc-content pre {
    background: var(--primary);
    padding: 20px;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 20px 0;
}

.doc-content code {
    color: var(--accent-light);
    font-family: 'Courier New', monospace;
}

/* About Page */
.about-content {
    padding: 80px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h2 {
    margin-bottom: 20px;
    font-size: 2rem;
}

.about-text p {
    margin-bottom: 30px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat {
    text-align: center;
    padding: 30px;
    background: var(--secondary);
    border-radius: var(--border-radius);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Contact Page */
.contact {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.contact-item {
    margin-bottom: 25px;
}

.contact-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--accent);
}

.contact-item p {
    color: var(--text-secondary);
}

.contact-form {
    background: var(--secondary);
    padding: 40px;
    border-radius: var(--border-radius);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background: var(--primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text);
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Blog Page */
.blog {
    padding: 80px 0;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.blog-card {
    background: var(--secondary);
    padding: 30px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.blog-date {
    color: var(--accent);
    font-size: 14px;
    margin-bottom: 10px;
    font-weight: 600;
}

.blog-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.blog-card h3 a {
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
}

.blog-card h3 a:hover {
    color: var(--accent);
}

.blog-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.read-more {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--accent-light);
}

/* Legal Pages */
.legal-content {
    padding: 80px 0;
}

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

.legal-text h2 {
    margin: 40px 0 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.legal-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

/* Demo Chat Components */
.demo {
    padding: 100px 0;
}

.demo-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.demo-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.demo-text p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.demo-chat {
    background-color: var(--secondary);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.chat-header {
    background-color: var(--primary);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-header .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background-color: var(--error); }
.dot.yellow { background-color: var(--warning); }
.dot.green { background-color: var(--success); }

.chat-messages {
    padding: 20px;
    height: 300px;
    overflow-y: auto;
}

.message {
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
}

.message.user {
    justify-content: flex-end;
}

.message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 12px;
}

.message.bot .message-content {
    background-color: rgba(59, 130, 246, 0.1);
    border-top-left-radius: 0;
}

.message.user .message-content {
    background-color: var(--primary);
    border-top-right-radius: 0;
}

.chat-input {
    display: flex;
    padding: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.chat-input input {
    flex: 1;
    background-color: var(--primary);
    border: none;
    padding: 12px 15px;
    border-radius: 8px;
    color: var(--text);
}

.chat-input button {
    background-color: var(--accent);
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 8px;
    margin-left: 10px;
    cursor: pointer;
    transition: var(--transition);
}

.chat-input button:hover {
    background-color: var(--accent-light);
}

/* Footer */
footer {
    padding: 60px 0 30px;
    background-color: var(--secondary);
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--accent);
}

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

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }

    .nav-links {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .auth-buttons {
        width: 100%;
        justify-content: center;
    }

    .hero h1, .page-hero h1 {
        font-size: 2.5rem;
    }

    .hero p, .page-hero p {
        font-size: 1.1rem;
    }

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

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }

    .demo-container {
        grid-template-columns: 1fr;
    }

    .features-grid,
    .features-categories,
    .industry-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .doc-layout {
        grid-template-columns: 1fr;
    }

    .doc-sidebar {
        position: static;
        order: -1;
    }

    .pricing-card.featured {
        transform: none;
    }

    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
}

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

    .hero, .page-hero {
        padding: 150px 0 60px;
    }

    .features-preview,
    .features-detail,
    .use-cases,
    .pricing,
    .documentation,
    .about-content,
    .contact,
    .blog {
        padding: 60px 0;
    }

    .feature-card,
    .category-card,
    .industry-card,
    .blog-card {
        padding: 20px;
    }
}
/* Additional styles for JavaScript features */

/* Form validation styles */
.form-group input.error,
.form-group textarea.error {
    border-color: var(--error) !important;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.2) !important;
}

.field-error {
    color: var(--error);
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

/* Password strength */
.strength-meter {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-top: 8px;
    transition: var(--transition);
}

.strength-weak {
    background: var(--error);
    width: 33%;
}

.strength-medium {
    background: var(--warning);
    width: 66%;
}

.strength-strong {
    background: var(--success);
    width: 100%;
}

.requirement.met {
    color: var(--success);
}

.requirement.met::before {
    content: '✓ ';
}

/* Mobile menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 24px;
    cursor: pointer;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--secondary);
        padding: 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
}

/* Animation classes */
.animate-in {
    animation: fadeInUp 0.6s ease-out;
}

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

/* Pricing toggle */
.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--secondary);
    transition: .4s;
    border-radius: 34px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--accent);
}

input:checked + .toggle-slider:before {
    transform: translateX(30px);
}

/* Loading states */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.loading {
    position: relative;
    color: transparent !important;
}

.loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Add to your existing style.css */

/* Signup Specific Styles */
.signup-section {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 0 60px;
    background: radial-gradient(circle at 80% 20%, rgba(108, 99, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(255, 101, 132, 0.1) 0%, transparent 50%);
}

.signup-container {
    background: var(--secondary-light);
    border-radius: var(--border-radius);
    padding: 40px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.signup-header {
    text-align: center;
    margin-bottom: 30px;
}

.signup-header h1 {
    font-size: 32px;
    margin-bottom: 10px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.signup-header p {
    color: var(--text-secondary);
}

.name-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.terms-agreement {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.terms-agreement input {
    margin-top: 4px;
    accent-color: var(--primary);
}

.terms-agreement label {
    font-size: 14px;
    line-height: 1.5;
}

.terms-agreement a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.terms-agreement a:hover {
    color: var(--accent);
}

.signup-btn {
    width: 100%;
    padding: 14px;
    margin-bottom: 20px;
}

.social-signup {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
}

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

.login-link {
    text-align: center;
    color: var(--text-secondary);
}

.login-link a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.login-link a:hover {
    color: var(--accent);
}

/* Password Strength */
.password-strength {
    margin-top: 8px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.strength-meter {
    height: 100%;
    width: 0;
    transition: var(--transition);
    border-radius: 2px;
}

.strength-weak {
    background: #ff4757;
    width: 33%;
}

.strength-medium {
    background: #ffa502;
    width: 66%;
}

.strength-strong {
    background: var(--success);
    width: 100%;
}

.password-requirements {
    margin-top: 10px;
    font-size: 12px;
    color: var(--text-secondary);
}

.requirement {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 5px;
}

.requirement.met {
    color: var(--success);
}

/* Responsive */
@media (max-width: 768px) {
    .signup-container {
        padding: 30px 20px;
        margin: 0 20px;
    }

    .name-fields {
        grid-template-columns: 1fr;
    }

    .social-signup {
        flex-direction: column;
    }
}