/* DuoN Landing Page - Styles CSS */
:root {
    --primary-green: #1B5E20;
    --light-green: #E8F5E9;
    --accent-green: #4CAF50;
    --dark-green: #0D3312;
    --text-dark: #1A1A1A;
    --text-light: #666666;
    --white: #FFFFFF;
    --shadow: rgba(0, 0, 0, 0.1);
    --gradient-start: #E8F5E9;
    --gradient-end: #C8E6C9;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--shadow);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo img {
    width: 45px;
    height: 45px;
    border-radius: 12px;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-green);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    position: relative;
}

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

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

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2rem 4rem;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-green);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content .subtitle {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    font-weight: 400;
}

.hero-content .description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-green);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(27, 94, 32, 0.3);
}

.btn-primary:hover {
    background: var(--dark-green);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(27, 94, 32, 0.4);
}

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

.btn-secondary:hover {
    background: var(--light-green);
    transform: translateY(-2px);
}

/* Phone Mockup */
.phone-mockup {
    position: relative;
    display: flex;
    justify-content: center;
}

.phone-frame {
    width: 300px;
    height: 600px;
    background: #0A0A0A;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 25px;
    background: #0A0A0A;
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
    z-index: 10;
}

.screen-content {
    padding: 2rem 1rem;
    text-align: center;
}

.app-header {
    background: var(--primary-green);
    color: white;
    padding: 1rem;
    margin: -2rem -1rem 1rem;
    text-align: left;
}

.app-header h3 {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.app-header .days {
    font-size: 1.5rem;
    font-weight: bold;
}

.feature-card {
    background: var(--light-green);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    text-align: left;
}

.feature-card h4 {
    color: var(--primary-green);
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.75rem;
    color: var(--text-light);
}

.quick-access {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-top: 1rem;
}

.quick-item {
    background: var(--white);
    border: 1px solid #E0E0E0;
    border-radius: 8px;
    padding: 0.5rem;
    font-size: 0.7rem;
    color: var(--text-light);
}

/* Features Section */
.features {
    padding: 6rem 2rem;
    background: var(--white);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-light);
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card-large {
    background: var(--white);
    border: 1px solid #E0E0E0;
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card-large::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-green);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card-large:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px var(--shadow);
}

.feature-card-large:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--light-green);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.feature-card-large h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.feature-card-large p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Privacy Policy Section */
.privacy {
    padding: 6rem 2rem;
    background: var(--light-green);
}

.privacy-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow);
}

.privacy-container h2 {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 2rem;
    text-align: center;
}

.privacy-content h3 {
    font-size: 1.25rem;
    color: var(--primary-green);
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--light-green);
}

.privacy-content p {
    margin-bottom: 1rem;
    color: var(--text-light);
    line-height: 1.8;
}

.privacy-content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

.last-updated {
    text-align: center;
    color: var(--text-light);
    font-style: italic;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #E0E0E0;
}

/* Contact Section */
.contact {
    padding: 6rem 2rem;
    background: var(--white);
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid #E0E0E0;
    box-shadow: 0 10px 40px var(--shadow);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid #E0E0E0;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-green);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--primary-green);
    color: var(--white);
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    line-height: 1.8;
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .phone-mockup {
        order: -1;
    }

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

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

    .privacy-container,
    .contact-form {
        padding: 1.5rem;
    }
}

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

.animate-fade-in {
    animation: fadeInUp 0.8s ease forwards;
}

/* Success/Error Messages */
.message {
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    display: none;
}

.message.success {
    background: #E8F5E9;
    color: var(--primary-green);
    border: 1px solid var(--accent-green);
    display: block;
}

.message.error {
    background: #FFEBEE;
    color: #C62828;
    border: 1px solid #EF5350;
    display: block;
}

/* Account Deletion Section Specific Styles */
#suppression .privacy-container {
    border: 2px solid #E65100;
    background: linear-gradient(to bottom, #FFFFFF 0%, #FFF8E1 100%);
}

#suppression h2 {
    color: #E65100;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#suppression h2::before {
    content: '🗑️';
    font-size: 1.5rem;
}

#suppression .form-group input:focus,
#suppression .form-group select:focus {
    border-color: #E65100;
    outline: none;
}

#suppression button[type="submit"] {
    background: #E65100;
    transition: all 0.3s ease;
}

#suppression button[type="submit"]:hover {
    background: #BF360C;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(230, 81, 0, 0.3);
}

.warning-box {
    background: #FFF3E0;
    border-left: 4px solid #E65100;
    padding: 1.5rem;
    border-radius: 0 10px 10px 0;
    margin-bottom: 2rem;
}

.warning-box h3 {
    color: #E65100;
    margin-top: 0;
    margin-bottom: 1rem;
}

.info-box {
    background: #E3F2FD;
    border-left: 4px solid #1976D2;
    padding: 1rem;
    border-radius: 0 10px 10px 0;
    margin-top: 2rem;
}

.info-box h4 {
    color: #1976D2;
    margin-top: 0;
}

/* Navigation highlight for deletion link */
.nav-links a[href="#suppression"] {
    color: #E65100;
    font-weight: 600;
}

.nav-links a[href="#suppression"]:hover {
    color: #BF360C;
}