/* SecurePass Manager Website Styles */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

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

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    color: #666;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, #007acc 0%, #005a9e 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #005a9e 0%, #004578 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 122, 204, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #007acc;
    border: 2px solid #007acc;
}

.btn-secondary:hover {
    background: #007acc;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 122, 204, 0.2);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-brand .logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: #007acc;
}

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

.nav-link {
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #007acc;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

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

.hero-text h1 {
    margin-bottom: 1.5rem;
    color: #1a202c;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: #4a5568;
}

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

.hero-features {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #007acc;
    font-weight: 500;
}

.feature-item svg {
    color: #28a745;
}

/* App Preview */
.app-preview {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.app-window {
    background: #1a1a1a;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.app-header {
    background: #2d2d2d;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.window-controls {
    display: flex;
    gap: 8px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close {
    background: #ff5f57;
}

.control.minimize {
    background: #ffbd2e;
}

.control.maximize {
    background: #28ca42;
}

.app-title {
    color: #fff;
    font-weight: 500;
    margin-left: auto;
    margin-right: auto;
}

.app-content {
    display: flex;
    height: 400px;
}

.app-sidebar {
    width: 200px;
    background: #252525;
    padding: 20px 0;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: #b3b3b3;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sidebar-item.active,
.sidebar-item:hover {
    background: #333;
    color: #007acc;
}

.app-main {
    flex: 1;
    padding: 20px;
    background: #1a1a1a;
}

.password-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: #252525;
    border-radius: 8px;
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.password-card:hover {
    background: #333;
}

.card-icon {
    width: 40px;
    height: 40px;
    background: #007acc;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.card-info {
    flex: 1;
}

.card-title {
    color: #fff;
    font-weight: 500;
    margin-bottom: 4px;
}

.card-url {
    color: #888;
    font-size: 14px;
}

.card-strength {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.card-strength.strong {
    background: #28a745;
}

.card-strength.good {
    background: #007acc;
}

.card-strength.weak {
    background: #dc3545;
}

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

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

.section-header h2 {
    margin-bottom: 1rem;
    color: #1a202c;
}

.section-header p {
    font-size: 1.25rem;
    color: #4a5568;
}

/* Security Features Section */
.security-features {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.security-features .section-header h2 {
    color: white;
    font-size: 2.5rem;
}

.security-features .section-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.security-category {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.security-category h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.security-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.security-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    transition: all 0.3s ease;
}

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

.security-icon {
    font-size: 1.5rem;
    min-width: 2rem;
    text-align: center;
}

.security-content h4 {
    color: white;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.security-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    line-height: 1.5;
}

.security-certifications {
    text-align: center;
    margin-top: 4rem;
}

.security-certifications h3 {
    color: white;
    margin-bottom: 2rem;
    font-size: 1.75rem;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.cert-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1.5rem 1rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.cert-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.cert-badge {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.cert-item h4 {
    color: white;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.cert-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.75rem;
    line-height: 1.3;
}

/* Features Section */
.features {
    background: #f8fafc;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #007acc 0%, #005a9e 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: #1a202c;
}

.feature-card p {
    color: #4a5568;
}

/* Demo Section */
.demo {
    background: #1a202c;
    color: white;
}

.demo .section-header h2,
.demo .section-header p {
    color: white;
}

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

.demo-video {
    position: relative;
}

.video-placeholder {
    background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
    border-radius: 12px;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.video-placeholder:hover {
    transform: scale(1.02);
}

.play-button {
    background: rgba(0, 122, 204, 0.9);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.play-button:hover {
    background: #007acc;
    transform: scale(1.1);
}

.video-overlay {
    position: absolute;
    bottom: 20px;
    left: 20px;
    color: white;
}

.video-overlay h3 {
    margin-bottom: 0.5rem;
}

.demo-features h3 {
    margin-bottom: 1.5rem;
}

.demo-features ul {
    list-style: none;
    margin-bottom: 2rem;
}

.demo-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
    color: #e2e8f0;
}

.demo-features li svg {
    color: #28a745;
}

/* Pricing Section */
.pricing {
    background: #f8fafc;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 3px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured {
    border: 3px solid #007acc;
    transform: scale(1.05);
    box-shadow: 0 15px 50px rgba(0, 122, 204, 0.2);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
    box-shadow: 0 25px 70px rgba(0, 122, 204, 0.3);
}

.popular-badge {
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    padding: 8px 24px;
    border-radius: 0 0 20px 20px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.pricing-header {
    padding: 2rem 2rem 1rem;
    text-align: center;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.pricing-header h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: #1a202c;
    font-weight: 700;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 1.5rem;
    color: #007acc;
    font-weight: 600;
}

.amount {
    font-size: 3.5rem;
    font-weight: 800;
    color: #007acc;
    line-height: 1;
}

.period {
    color: #666;
    font-size: 1rem;
    font-weight: 500;
}

.plan-description {
    color: #666;
    font-size: 1rem;
    margin: 0;
    font-weight: 500;
}

.pricing-features {
    padding: 1.5rem 2rem;
}

.pricing-features ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.pricing-features li {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
    color: #4a5568;
    font-size: 15px;
    line-height: 1.4;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.check {
    color: #10b981;
    font-weight: 700;
    margin-right: 12px;
    font-size: 16px;
}

.cross {
    color: #ef4444;
    font-weight: 700;
    margin-right: 12px;
    font-size: 16px;
}

.pricing-action {
    padding: 1.5rem 2rem 2rem;
    text-align: center;
}

.pricing-action .btn {
    width: 100%;
    padding: 16px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.guarantee {
    margin-top: 12px;
    font-size: 14px;
    color: #10b981;
    font-weight: 500;
}

.free-tier .pricing-header {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.premium-tier .pricing-header {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
}

.premium-tier .amount {
    background: linear-gradient(135deg, #007acc 0%, #005a9e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Download Section */
.download-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.download-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.download-icon {
    margin-bottom: 1.5rem;
    color: #007acc;
}

.download-card h3 {
    margin-bottom: 0.5rem;
    color: #1a202c;
}

.download-card p {
    margin-bottom: 1.5rem;
    color: #666;
}

/* Contact Section */
.contact {
    background: #1a202c;
    color: white;
}

.contact .section-header h2,
.contact .section-header p {
    color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    background: #007acc;
    padding: 12px;
    border-radius: 8px;
    color: white;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: white;
}

.contact-item p {
    color: #e2e8f0;
}

.contact-form {
    background: #2d3748;
    padding: 2rem;
    border-radius: 12px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #4a5568;
    border-radius: 8px;
    background: #1a202c;
    color: white;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #007acc;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #a0aec0;
}

/* Footer */
.footer {
    background: #1a202c;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: #007acc;
    margin-bottom: 1rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

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

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

.footer-section a {
    color: #e2e8f0;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #007acc;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid #2d3748;
    color: #a0aec0;
}

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

.footer-social a {
    color: #a0aec0;
    transition: color 0.3s ease;
}

.footer-social a:hover {
    color: #007acc;
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal {
    background: white;
    border-radius: 12px;
    max-width: 90vw;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #e2e8f0;
}

.modal-header h3 {
    margin: 0;
    color: #1a202c;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.modal-close:hover {
    background: #f1f5f9;
}

.modal-body {
    padding: 2rem;
}

.trial-terms {
    font-size: 14px;
    color: #666;
    text-align: center;
    margin-top: 1rem;
}

.trial-terms a {
    color: #007acc;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .security-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .security-category {
        padding: 1.5rem;
    }
    
    .certifications-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 1rem;
    }
    
    .demo-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .pricing-card.featured {
        transform: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .app-content {
        height: 300px;
    }
    
    .app-sidebar {
        width: 150px;
    }
    
    .modal {
        margin: 20px;
        max-width: calc(100vw - 40px);
    }
    
    .modal-body {
        padding: 1.5rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.hidden {
    display: none;
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007acc;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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