/* Site Frontend - Global Styles */
/* Brand colors and styling loaded dynamically from database */

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

:root {
    /* Brand Colors - Overridden by branding.js from database */
    --brand-primary: #5DADE2;
    --brand-secondary: #3498DB;
    --brand-accent: #48C9B0;
    --brand-primary-dark: #3498DB;
    --brand-primary-light: #85C1E9;
    --brand-secondary-light: #5DADE2;
    --brand-accent-light: #76D7C4;
    
    /* Semantic mapping (for backward compatibility) */
    --sky-blue: var(--brand-primary);
    --ocean-cyan: var(--brand-accent);
    --primary: var(--brand-primary);
    --primary-dark: var(--brand-primary-dark);
    --accent: var(--brand-accent);
    
    /* Fixed Colors */
    --slate-gray: #5D6D7E;
    --dark-slate: #2C3E50;
    --white: #ffffff;
    --light-gray: #f4f6f7;
    --medium-gray: #e5e8e8;
    --text-dark: #2C3E50;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Radius */
    --radius: 8px;
    --radius-lg: 12px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    line-height: 1.2;
    font-weight: 700;
    color: var(--dark-slate);
}

h1 { 
    font-size: clamp(2.25rem, 5vw, 3.25rem); 
    font-weight: 700;
    letter-spacing: -0.02em;
}
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

p { margin-bottom: 1rem; }

a {
    color: var(--dark-slate);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover { color: var(--sky-blue); }

/* ==========================================================================
   HEADER
   ========================================================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.header.scrolled { box-shadow: var(--shadow); }

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
    gap: 0.75rem;
}

.logo-icon img {
    height: 44px;
    width: auto;
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-slate);
    white-space: nowrap;
}

.nav-center {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--slate-gray);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active { color: var(--dark-slate); }

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    transition: 0.3s;
    border-radius: 2px;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--ocean-cyan);
    color: var(--white);
    font-weight: 700;
}

.btn-secondary:hover {
    background: #3cb098;
    color: var(--white);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--dark-slate);
    border: 2px solid var(--dark-slate);
}

.btn-outline:hover {
    background: var(--dark-slate);
    color: var(--white);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* ==========================================================================
   HERO SECTIONS
   ========================================================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #2C3E50 0%, #3498DB 50%, #5DADE2 100%);
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(72, 201, 176, 0.2);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(72, 201, 176, 0.4);
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    line-height: 1.7;
    max-width: 600px;
}

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

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

.hero .btn-primary:hover {
    background: var(--light-gray);
    color: var(--dark-slate);
}

.hero .btn-outline {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    color: var(--white);
}

.hero-stats {
    display: flex;
    justify-content: flex-start;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

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

.hero-stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1.2;
    margin-bottom: 0.25rem;
}

.hero-stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* Page Header (smaller hero for inner pages) */
.page-header {
    padding: 140px 0 60px;
    background: linear-gradient(135deg, #2C3E50 0%, #3498DB 50%, #5DADE2 100%);
    color: var(--white);
}

.page-header h1 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 700;
}

.page-header p {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 600px;
}

/* ==========================================================================
   SECTIONS
   ========================================================================== */

.section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-tag {
    display: inline-block;
    background: rgba(93, 173, 226, 0.15);
    color: var(--sky-blue);
    padding: 0.375rem 1rem;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

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

.section-header p {
    color: var(--slate-gray);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   SERVICES / TOPIC CARDS
   ========================================================================== */

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--medium-gray);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--sky-blue) 0%, var(--ocean-cyan) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--white);
}

.service-card h3 {
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--slate-gray);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
}

.read-more {
    color: var(--sky-blue);
    font-weight: 600;
    font-size: 0.875rem;
}

.read-more:hover { color: var(--primary-dark); }

/* ==========================================================================
   POST CARDS - GRADIENT BACKGROUNDS (NO IMAGES)
   ========================================================================== */

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.post-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.post-card-header {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    min-height: 200px;
    position: relative;
    text-decoration: none;
    overflow: hidden;
}

/* Decorative pattern overlay */
.post-card-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.1' fill-rule='evenodd'%3E%3Ccircle cx='3' cy='3' r='3'/%3E%3Ccircle cx='13' cy='13' r='3'/%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
    pointer-events: none;
}

/* Icon decoration in corner */
.post-card-header::after {
    content: '✈';
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    opacity: 0.3;
    color: white;
}

.post-card-category {
    display: inline-block;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
    width: fit-content;
    position: relative;
    z-index: 1;
}

.post-card-title {
    color: var(--white);
    font-size: 1.25rem;
    line-height: 1.3;
    margin: 0;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.post-card-content {
    padding: 1.25rem 1.5rem 1.5rem;
}

.post-excerpt {
    color: var(--slate-gray);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.post-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.post-date {
    color: var(--slate-gray);
    font-size: 0.8125rem;
}

.post-card .read-more {
    color: var(--sky-blue);
    font-weight: 600;
    font-size: 0.875rem;
}

/* ==========================================================================
   BLOG PAGE
   ========================================================================== */

.blog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.filter-btn {
    background: var(--light-gray);
    color: var(--slate-gray);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-family: 'Outfit', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    background: var(--medium-gray);
}

.filter-btn.active {
    background: var(--dark-slate);
    color: var(--white);
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem;
    grid-column: 1 / -1;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--light-gray);
    border-top-color: var(--sky-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   SINGLE POST
   ========================================================================== */

.post-hero {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, #2C3E50 0%, #3498DB 50%, #5DADE2 100%);
    color: var(--white);
}

.post-category {
    display: inline-block;
    background: rgba(72, 201, 176, 0.2);
    color: var(--accent);
    padding: 0.375rem 1rem;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.post-title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 2rem;
    font-size: 0.9375rem;
    opacity: 0.9;
}

.post-content {
    padding: 3rem 0 4rem;
}

.post-content h2 {
    font-size: 1.75rem;
    margin: 2.5rem 0 1.25rem;
}

.post-content h3 {
    font-size: 1.375rem;
    margin: 2rem 0 1rem;
}

.post-content p {
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.post-content ul,
.post-content ol {
    margin: 0 0 1.5rem 1.5rem;
    line-height: 1.8;
}

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

.post-content blockquote {
    border-left: 4px solid var(--sky-blue);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--slate-gray);
}

.post-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9375rem;
}

.post-content th,
.post-content td {
    padding: 1rem;
    text-align: left;
    border: 1px solid var(--medium-gray);
}

.post-content th {
    background: var(--dark-slate);
    color: var(--white);
    font-weight: 600;
}

.post-content tr:nth-child(even) { background: var(--light-gray); }

.post-footer {
    padding: 2rem 0;
    border-top: 1px solid var(--medium-gray);
}

.post-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.tag {
    background: var(--light-gray);
    color: var(--slate-gray);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.8125rem;
    font-weight: 500;
}

/* Related Posts */
.related-posts {
    padding: 4rem 0;
    background: var(--light-gray);
}

.related-posts h2 {
    text-align: center;
    margin-bottom: 2rem;
}

/* ==========================================================================
   FORMS
   ========================================================================== */

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

.form-label {
    display: block;
    font-weight: 600;
    color: var(--dark-slate);
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius);
    font-family: 'Outfit', sans-serif;
    font-size: 1rem;
    color: var(--text-dark);
    transition: border-color 0.2s ease;
    background: var(--white);
}

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

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

/* ==========================================================================
   CTA SECTION
   ========================================================================== */

.cta-section {
    padding: 5rem 0;
    background: var(--light-gray);
}

.cta-card {
    background: linear-gradient(135deg, #2C3E50 0%, #3498DB 100%);
    border-radius: var(--radius-lg);
    padding: 4rem;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(circle, rgba(72, 201, 176, 0.3) 0%, transparent 70%);
    pointer-events: none;
}

.cta-card h2 {
    color: var(--white);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta-card p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.cta-card .btn-primary {
    background: var(--white);
    color: var(--dark-slate);
    padding: 1rem 2rem;
    font-size: 1rem;
    position: relative;
    z-index: 1;
}

.cta-card .btn-primary:hover {
    background: var(--light-gray);
    color: var(--dark-slate);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
    background: var(--dark-slate);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand .logo-text { color: var(--white); }

.footer-brand p {
    margin-top: 1rem;
    opacity: 0.8;
    font-size: 0.9375rem;
    line-height: 1.7;
}

.footer h4 {
    font-weight: 600;
    margin-bottom: 1.25rem;
    font-size: 1rem;
    color: var(--white);
}

.footer-links { list-style: none; }

.footer-links li { margin-bottom: 0.75rem; }

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
    transition: color 0.3s ease;
}

.footer-links a:hover { color: var(--accent); }

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    opacity: 0.8;
}

.footer-bottom a {
    color: inherit;
    margin-left: 1.5rem;
}

.footer-bottom a:hover { color: var(--accent); }

/* ==========================================================================
   LEGAL PAGES
   ========================================================================== */

.legal-content {
    padding: 3rem 0 4rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin: 2.5rem 0 1rem;
    color: var(--dark-slate);
}

.legal-content h3 {
    font-size: 1.25rem;
    margin: 2rem 0 0.75rem;
}

.legal-content p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.legal-content ul {
    margin: 0 0 1.5rem 1.5rem;
    line-height: 1.7;
}

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

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

.bg-light { background: var(--light-gray); }
.text-center { text-align: center; }

.no-posts,
.error-message {
    text-align: center;
    padding: 4rem 2rem;
    grid-column: 1 / -1;
}

.error-page {
    text-align: center;
    padding: 8rem 2rem;
}

.error-page h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .posts-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-center { display: none; }
    .mobile-menu-btn { display: flex; }
    .posts-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    
    .hero {
        min-height: auto;
        padding: 140px 0 60px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    
    .hero-stat { flex: 0 0 calc(50% - 0.75rem); }
    
    .cta-card { padding: 2.5rem 1.5rem; }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-bottom a {
        margin-left: 0;
        margin: 0 0.75rem;
    }
}

@media (max-width: 640px) {
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-stat { flex: none; }
    
    .post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .filter-buttons { justify-content: center; }
}