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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background-color: #ffffff;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e5e7eb;
    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 .logo-image {
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
}

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

.nav-link {
    text-decoration: none;
    color: #374151;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #059669;
}

.nav-cta {
    background: #059669;
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: #047857;
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #374151;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 50%, #d1fae5 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

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

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #065f46;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #374151;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    position: relative;
    background: #059669;
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(5, 150, 105, 0.3);
}

.hero-cta:hover {
    background: #047857;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(5, 150, 105, 0.4);
}

.pulse-animation {
    animation: pulse 2s infinite;
}

.pulse-dot {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 12px;
    height: 12px;
    background: #ef4444;
    border-radius: 50%;
    animation: pulse-dot 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes pulse-dot {
    0%, 100% { 
        transform: scale(1);
        opacity: 1;
    }
    50% { 
        transform: scale(1.3);
        opacity: 0.7;
    }
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.safety-shield {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Feature Sections */
.feature-section {
    padding: 80px 0;
    background: white;
}

.feature-section:nth-child(even) {
    background: #f8fafc;
}

.feature-section .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.feature-section.reverse .container {
    direction: rtl;
}

.feature-section.reverse .feature-content {
    direction: ltr;
}

.feature-title {
    font-size: 2rem;
    font-weight: 600;
    color: #065f46;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.feature-description {
    font-size: 1.125rem;
    color: #4b5563;
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* Alert Mockup */
.alert-mockup {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    max-width: 400px;
    margin: 0 auto;
}

.alert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.alert-status.verified {
    background: #10b981;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.alert-time {
    color: #6b7280;
    font-size: 0.875rem;
}

.alert-content {
    margin-bottom: 1.5rem;
}

.alert-location {
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

.alert-message {
    color: #4b5563;
    margin-bottom: 1rem;
}

.alert-severity.high {
    background: #fef2f2;
    color: #dc2626;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    display: inline-block;
}

.alert-map {
    height: 120px;
    background: #f3f4f6;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.map-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.map-pin {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: #ef4444;
    border-radius: 50% 50% 50% 0;
    transform: translate(-50%, -50%) rotate(-45deg);
    z-index: 3;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.map-area {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border: 2px solid #ef4444;
    border-radius: 50%;
    opacity: 0.3;
    z-index: 2;
}

/* Privacy Icons */
.privacy-icons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 400px;
    margin: 0 auto;
}

.icon-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
}

.icon-group span {
    font-weight: 500;
    color: #374151;
}

/* Resource Mockup */
.resource-mockup {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    max-width: 450px;
    margin: 0 auto;
}

.language-toggle {
    display: flex;
    background: #f3f4f6;
    border-radius: 8px;
    padding: 0.25rem;
    margin-bottom: 2rem;
}

.lang-btn {
    flex: 1;
    background: none;
    border: none;
    padding: 0.75rem;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-btn.active {
    background: white;
    color: #059669;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.resource-cards {
    display: grid;
    gap: 1rem;
}

.resource-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.resource-card:hover {
    background: #f1f5f9;
    transform: translateX(5px);
}

.card-icon {
    font-size: 1.5rem;
}

.card-title {
    font-weight: 500;
    color: #374151;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #065f46 0%, #047857 100%);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta-description {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    background: white;
    color: #065f46;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 3rem;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.trust-elements {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.trust-text {
    font-size: 0.875rem;
    opacity: 0.8;
    line-height: 1.5;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-brand .footer-logo-image {
    height: 35px;
    width: auto;
    max-width: 130px;
    object-fit: contain;
    filter: brightness(0) invert(1); /* Makes the logo white for dark footer background */
}

.footer-brand p {
    margin-top: 0.5rem;
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #4ade80;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
    opacity: 0.7;
    font-size: 0.875rem;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

.modal-large {
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #6b7280;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #374151;
}

.modal-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #065f46;
    margin-bottom: 1rem;
}

.modal-content p {
    color: #4b5563;
    margin-bottom: 2rem;
}

.signup-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

.signup-form input {
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.signup-form input:focus {
    outline: none;
    border-color: #059669;
}

.signup-form button {
    background: #059669;
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
}

.signup-form button:hover {
    background: #047857;
}

.form-note {
    font-size: 0.875rem;
    color: #6b7280;
    text-align: center;
}

/* Policy content styling */
.policy-content {
    line-height: 1.7;
    color: #374151;
}

.policy-content h4 {
    color: #065f46;
    font-size: 1.125rem;
    font-weight: 600;
    margin: 1.5rem 0 0.75rem 0;
}

.policy-content h4:first-of-type {
    margin-top: 1rem;
}

.policy-content ul {
    margin: 0.75rem 0;
    padding-left: 1.5rem;
}

.policy-content li {
    margin-bottom: 0.5rem;
}

.policy-content strong {
    color: #065f46;
    font-weight: 600;
}

/* Responsive Design */
@media (min-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr 1fr;
        text-align: left;
    }
    
    .hero-content {
        text-align: left;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .feature-section .container {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
    
    .feature-title {
        font-size: 2.5rem;
    }
    
    .cta-title {
        font-size: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    .nav-logo .logo-image {
        height: 32px;
        max-width: 120px;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        border-top: 1px solid #e5e7eb;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .feature-section {
        padding: 60px 0;
    }
    
    .feature-title {
        font-size: 1.75rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .privacy-icons {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        max-width: 350px;
    }
    
    .footer-links {
        justify-content: center;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Brand name styling */
.brand-name {
    font-style: italic;
    font-weight: 500;
    position: relative;
}

.brand-name::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #059669, #4ade80);
    opacity: 0.6;
    border-radius: 1px;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
a:focus {
    outline: 2px solid #059669;
    outline-offset: 2px;
}

/* Loading animation for form submission */
.signup-form button.loading {
    position: relative;
    color: transparent;
}

.signup-form button.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}