/* iFit.hk - Shared Styles */
:root {
    --primary: #FF6B35;
    --primary-dark: #E85A2A;
    --secondary: #2D3142;
    --accent: #4ECDC4;
    --light: #F7FFF7;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-500: #6c757d;
    --gray-700: #495057;
    --gray-900: #212529;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.15);
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gray-100);
    color: var(--gray-900);
    line-height: 1.6;
}

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

/* Header */
header {
    background: linear-gradient(135deg, var(--secondary) 0%, #1a1f33 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

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

/* Navigation */
nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

nav a {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    padding: 0.5rem 0;
}

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Breadcrumbs */
.breadcrumbs {
    background: var(--gray-200);
    padding: 0.75rem 2rem;
    font-size: 0.85rem;
}

.breadcrumbs-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.breadcrumbs a {
    color: var(--gray-700);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--primary);
}

.breadcrumbs span {
    color: var(--gray-500);
    margin: 0 0.5rem;
}

.breadcrumbs .current {
    color: var(--gray-900);
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--secondary) 0%, #1a1f33 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.page-header h1 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Content Sections */
.content-section {
    background: white;
    padding: 3rem 2rem;
    margin: 2rem auto;
    max-width: 1200px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.content-section h2 {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--primary);
}

.content-section h3 {
    font-size: 1.2rem;
    color: var(--secondary);
    margin: 1.5rem 0 0.75rem;
}

.content-section p {
    color: var(--gray-700);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.content-section ul, .content-section ol {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.content-section li {
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

/* Contextual Intro */
.contextual-intro {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 2rem;
    border-radius: var(--radius);
    margin-bottom: 2rem;
    border-left: 4px solid var(--primary);
}

.contextual-intro h2 {
    font-size: 1.3rem;
    color: var(--secondary);
    margin-bottom: 1rem;
    border: none;
    padding: 0;
}

.contextual-intro p {
    margin-bottom: 0.75rem;
}

/* FAQ Section */
.faq-section {
    background: white;
    padding: 3rem 2rem;
    margin: 2rem auto;
    max-width: 1200px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.faq-section h2 {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 2rem;
    text-align: center;
}

.faq-item {
    border-bottom: 1px solid var(--gray-200);
    padding: 1.5rem 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.faq-question::before {
    content: "Q";
    background: var(--primary);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.faq-answer {
    color: var(--gray-700);
    padding-left: 2rem;
    line-height: 1.8;
}

/* Latest Articles */
.latest-articles {
    background: var(--gray-100);
    padding: 3rem 2rem;
    margin-top: 2rem;
}

.latest-articles h2 {
    text-align: center;
    color: var(--secondary);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.article-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
    color: inherit;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.article-card-image {
    height: 160px;
    background-size: cover;
    background-position: center;
}

.article-card-content {
    padding: 1.25rem;
}

.article-card-content h3 {
    font-size: 1rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.article-card-content p {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 0.75rem;
}

.article-card-meta {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* Blog Styles */
.blog-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.blog-content h1 {
    font-size: 2rem;
    color: var(--secondary);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-meta {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.blog-content h2 {
    font-size: 1.4rem;
    color: var(--secondary);
    margin: 2rem 0 1rem;
    padding-top: 1rem;
}

.blog-content p {
    color: var(--gray-700);
    margin-bottom: 1.25rem;
    line-height: 1.9;
    font-size: 1.05rem;
}

.blog-content ul, .blog-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1.25rem;
}

.blog-content li {
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.blog-content a {
    color: var(--primary);
    text-decoration: none;
}

.blog-content a:hover {
    text-decoration: underline;
}

.blog-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 2rem;
    border-radius: var(--radius);
    text-align: center;
    margin: 2rem 0;
}

.blog-cta h3 {
    margin-bottom: 0.75rem;
    color: white;
}

.blog-cta p {
    color: rgba(255,255,255,0.9);
    margin-bottom: 1rem;
}

.blog-cta a {
    display: inline-block;
    background: white;
    color: var(--primary);
    padding: 0.75rem 2rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.3s;
}

.blog-cta a:hover {
    transform: scale(1.05);
    text-decoration: none;
}

/* Blog Index */
.blog-list {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.blog-list-item {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
    display: flex;
    gap: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s, box-shadow 0.3s;
}

.blog-list-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.blog-list-item h3 {
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.blog-list-item p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Footer */
footer {
    background: var(--secondary);
    color: white;
    padding: 3rem 2rem 1.5rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

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

.footer-section p {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-bottom {
    max-width: 1400px;
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
}

.footer-bottom a {
    color: rgba(255,255,255,0.6);
    margin: 0 1rem;
}

.footer-bottom a:hover {
    color: white;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    font-family: inherit;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

/* Contact Info */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.contact-card {
    background: var(--gray-100);
    padding: 1.5rem;
    border-radius: var(--radius);
    text-align: center;
}

.contact-card h3 {
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--gray-700);
}

/* Responsive */
@media (max-width: 768px) {
    .header-top {
        flex-wrap: wrap;
    }

    nav {
        width: 100%;
        justify-content: center;
        gap: 1rem;
        flex-wrap: wrap;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .content-section {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }

    .blog-content {
        padding: 1.5rem;
    }

    .blog-list-item {
        flex-direction: column;
    }

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

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}