/* Life Secret Key - Main Stylesheet */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

h1 {
    font-size: 2.5rem;
    color: #2c3e50;
}

h2 {
    font-size: 2rem;
    color: #34495e;
}

h3 {
    font-size: 1.5rem;
    color: #34495e;
}

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: #e74c3c;
    transition: color 0.3s ease;
}

a:hover {
    color: #c0392b;
}

ul, ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1;
}

.btn-primary {
    background-color: #e74c3c;
    color: white;
}

.btn-primary:hover {
    background-color: #c0392b;
    color: white;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: #e74c3c;
    border: 2px solid #e74c3c;
}

.btn-outline:hover {
    background-color: #e74c3c;
    color: white;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Header and Navigation */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c3e50;
}

.nav-logo:hover {
    color: #e74c3c;
}

.logo {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

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

.nav-link {
    font-weight: 500;
    color: #34495e;
    padding: 8px 16px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    background-color: #e74c3c;
    color: white;
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: #34495e;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
    margin-top: 80px;
}

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

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 800px;
    padding: 0 2rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: white;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

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

.section-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1rem;
}

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

.section-header p {
    font-size: 1.1rem;
    color: #7f8c8d;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background-color: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    color: #e74c3c;
    margin-bottom: 1rem;
}

.about-text ul {
    list-style: none;
    padding-left: 0;
}

.about-text li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
}

.about-text li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #27ae60;
    font-weight: bold;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.stat img {
    width: 40px;
    height: 40px;
    margin-bottom: 1rem;
}

.stat h4 {
    font-size: 2rem;
    color: #e74c3c;
    margin-bottom: 0.5rem;
}

.stat p {
    color: #7f8c8d;
    margin: 0;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    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;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.service-card img {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    color: #e74c3c;
    margin-bottom: 1rem;
}

/* Blog Preview Section */
.blog-preview {
    background-color: #f8f9fa;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

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

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

.blog-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 1rem;
}

.blog-content h3 {
    margin-bottom: 1rem;
}

.blog-content h3 a {
    color: #2c3e50;
}

.blog-content h3 a:hover {
    color: #e74c3c;
}

.read-more {
    font-weight: 500;
    color: #e74c3c;
    display: inline-flex;
    align-items: center;
    margin-top: 1rem;
}

.read-more:hover {
    color: #c0392b;
}

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

/* Reviews Section */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

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

.stars {
    font-size: 1.5rem;
    color: #f1c40f;
    margin-bottom: 1rem;
}

.review-card p {
    font-style: italic;
    margin-bottom: 1.5rem;
}

.reviewer strong {
    color: #2c3e50;
    display: block;
    margin-bottom: 0.5rem;
}

.reviewer span {
    color: #7f8c8d;
    font-size: 0.9rem;
}

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.newsletter-content h2 {
    color: white;
    margin-bottom: 1rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.newsletter-form input {
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    min-width: 300px;
    flex: 1;
    max-width: 400px;
}

.newsletter-note {
    font-size: 0.9rem;
    opacity: 0.8;
    margin: 0;
}

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

.contact-info {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
}

.contact-item {
    margin-bottom: 2rem;
}

.contact-item h3 {
    color: #e74c3c;
    margin-bottom: 0.5rem;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #ecf0f1;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #e74c3c;
}

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

/* Footer */
.footer {
    background-color: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-logo img {
    width: 40px;
    height: 40px;
    margin-right: 12px;
}

.footer-logo h3 {
    color: white;
    margin: 0;
}

.footer-section h4 {
    color: #e74c3c;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

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

.footer-section ul li a {
    color: #bdc3c7;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

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

.social-links a {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.social-links a:hover {
    transform: scale(1.2);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #2c3e50;
    color: white;
    padding: 1.5rem;
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.cookie-content h3 {
    margin-bottom: 1rem;
    color: white;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.cookie-modal-content {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-category {
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px solid #ecf0f1;
    border-radius: 6px;
}

.cookie-category label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
}

.cookie-category span {
    font-size: 0.9rem;
    color: #7f8c8d;
    margin-top: 0.25rem;
}

/* Blog Pages */
.blog-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 150px 0 80px;
}

.blog-hero-content h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 2rem;
}

.blog-articles {
    padding: 80px 0;
}

.articles-grid {
    display: grid;
    gap: 3rem;
}

.article-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2rem;
    background: white;
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.article-icon {
    display: flex;
    align-items: flex-start;
}

.article-icon img {
    width: 60px;
    height: 60px;
}

.article-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.category {
    background: #e74c3c;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.date {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.read-time {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.article-content h2 {
    margin-bottom: 1rem;
}

.article-content h2 a {
    color: #2c3e50;
}

.article-content h2 a:hover {
    color: #e74c3c;
}

.article-tags {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.tag {
    background: #ecf0f1;
    color: #34495e;
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
}

.read-more-btn {
    display: inline-block;
    margin-top: 1rem;
    font-weight: 500;
    color: #e74c3c;
}

/* Article Pages */
.article-page {
    padding-top: 120px;
}

.article-header {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.breadcrumb {
    font-size: 0.9rem;
    color: #7f8c8d;
    margin-bottom: 2rem;
}

.breadcrumb a {
    color: #e74c3c;
}

.article-intro {
    font-size: 1.2rem;
    color: #7f8c8d;
    margin-bottom: 2rem;
}

.article-body {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.article-icon-section {
    text-align: center;
    margin: 3rem 0;
}

.article-main-icon {
    width: 100px;
    height: 100px;
}

.recipe-card {
    background: #f8f9fa;
    border-left: 4px solid #e74c3c;
    padding: 2rem;
    margin: 2rem 0;
    border-radius: 8px;
}

.recipe-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.recipe-icon {
    width: 30px;
    height: 30px;
}

.recipe-time {
    font-weight: 600;
    color: #e74c3c;
}

.recipe-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.recipe-card ul,
.recipe-card ol {
    margin-bottom: 1.5rem;
}

.nutrition-info,
.family-tip {
    background: #e8f5e8;
    border-left: 4px solid #27ae60;
    padding: 1rem;
    margin-top: 1.5rem;
    border-radius: 4px;
}

.tips-section,
.weekly-plan {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
}

.article-tips {
    background: #d1ecf1;
    border-left: 4px solid #17a2b8;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
}

.article-share {
    text-align: center;
    margin: 3rem 0;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 12px;
}

.related-articles {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid #ecf0f1;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.related-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
}

.related-card img {
    width: 40px;
    height: 40px;
    margin-bottom: 1rem;
}

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

.related-card h4 a {
    color: #2c3e50;
}

.related-card h4 a:hover {
    color: #e74c3c;
}

/* Thank You Page */
.thank-you {
    padding: 150px 0 80px;
    text-align: center;
}

.thank-you-content {
    max-width: 600px;
    margin: 0 auto;
}

.thank-you-icon {
    width: 100px;
    height: 100px;
    margin-bottom: 2rem;
}

.thank-you-message {
    font-size: 1.2rem;
    color: #7f8c8d;
    margin-bottom: 3rem;
}

.thank-you-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.thank-you-info {
    text-align: left;
    margin-bottom: 3rem;
}

.thank-you-info h3 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.social-share {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
}

/* Legal Pages */
.legal-page {
    padding: 120px 0 80px;
}

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

.legal-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 2rem;
}

.legal-intro {
    font-size: 1.2rem;
    color: #7f8c8d;
    max-width: 800px;
    margin: 0 auto 1rem;
}

.legal-date {
    color: #e74c3c;
    font-weight: 600;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.8;
}

.legal-content h2 {
    border-bottom: 2px solid #e74c3c;
    padding-bottom: 0.5rem;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
}

.legal-content h3 {
    color: #e74c3c;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.contact-info {
    background: #f8f9fa;
    border-left: 4px solid #e74c3c;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 4px;
}

.cookie-table {
    overflow-x: auto;
    margin: 2rem 0;
}

.cookie-table table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.cookie-table th,
.cookie-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ecf0f1;
}

.cookie-table th {
    background: #e74c3c;
    color: white;
    font-weight: 600;
}

.cookie-controls {
    text-align: center;
    margin: 2rem 0;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 12px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .stat {
        flex: 1;
        margin: 0 0.5rem;
        padding: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: center;
    }
    
    .newsletter-form input {
        min-width: auto;
        width: 100%;
        max-width: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .cookie-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cookie-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .article-card {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
    }
    
    .article-meta {
        justify-content: center;
    }
    
    .thank-you-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .thank-you-actions .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .cookie-table {
        font-size: 0.9rem;
    }
    
    .legal-content h2 {
        font-size: 1.5rem;
    }
    
    .legal-content h3 {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .btn-large {
        padding: 14px 28px;
        font-size: 1rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .about-stats {
        flex-direction: column;
    }
    
    .stat {
        margin: 0 0 1rem 0;
    }
    
    .service-card,
    .blog-card,
    .review-card {
        padding: 1.5rem;
    }
    
    .article-card {
        padding: 1.5rem;
    }
    
    .recipe-card {
        padding: 1.5rem;
    }
    
    .contact-form,
    .contact-info {
        padding: 1.5rem;
    }
    
    .footer {
        padding: 2rem 0 1rem;
    }
    
    .cookie-content {
        padding: 0 1rem;
    }
    
    .cookie-modal-content {
        padding: 1.5rem;
        width: 95%;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cookie-banner,
    .cookie-modal,
    .social-links,
    .newsletter,
    .btn {
        display: none !important;
    }
    
    .article-page {
        padding-top: 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
    
    .recipe-card {
        page-break-inside: avoid;
        border: 1px solid #ccc;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .btn-primary {
        background-color: #000;
        color: #fff;
        border: 2px solid #fff;
    }
    
    .btn-outline {
        background-color: #fff;
        color: #000;
        border: 2px solid #000;
    }
    
    .service-card,
    .blog-card,
    .review-card {
        border: 2px solid #000;
    }
}

/* Focus Styles for Accessibility */
button:focus,
input:focus,
textarea:focus,
a:focus {
    outline: 3px solid #4CAF50;
    outline-offset: 2px;
}

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

.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #e74c3c;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Smooth Scrolling Enhancement */
html {
    scroll-padding-top: 100px;
}

/* Error States */
.error {
    color: #e74c3c;
    background-color: #fdf2f2;
    border: 1px solid #e74c3c;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
}

.success {
    color: #27ae60;
    background-color: #f2fdf2;
    border: 1px solid #27ae60;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
}

/* Form Validation */
.form-group input:invalid,
.form-group textarea:invalid {
    border-color: #e74c3c;
}

.form-group input:valid,
.form-group textarea:valid {
    border-color: #27ae60;
}

/* Hidden Content for Screen Readers */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}