:root {
    /* Color Palette */
    --primary: #1A365D; /* Deep Navy - Professional, Trust */
    --primary-light: #2A4A7F;
    --secondary: #2A9D8F; /* Teal/Sage - Healing, Growth */
    --secondary-light: #48bcae;
    --accent: #E9C46A; /* Warmth, Hope */
    
    --bg-main: #F4F7F6;
    --bg-light: #FFFFFF;
    --bg-dark: #122239;
    
    --text-main: #2b2d42;
    --text-muted: #6c757d;
    --text-light: #f8f9fa;
    
    --border-color: #e9ecef;
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
    --radius-md: 12px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography Utilities */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-white { color: var(--text-light); }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1.5rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    font-family: var(--font-body);
    font-weight: 500;
    border-radius: 50px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--secondary);
    color: white;
    box-shadow: 0 4px 12px rgba(42, 157, 143, 0.3);
}

.btn-primary:hover {
    background-color: var(--secondary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(42, 157, 143, 0.4);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-light);
    border: 2px solid rgba(255,255,255,0.8);
}

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

/* Header & Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.2rem 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 0.8rem 0;
}

.navbar.scrolled .logo,
.navbar.scrolled .nav-link {
    color: var(--primary);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.navbar.scrolled .logo-text {
    color: var(--primary);
}

.site-logo-svg {
    height: 48px;
    width: 48px;
    color: var(--text-light);
    transition: var(--transition);
}

.navbar.scrolled .site-logo-svg {
    color: var(--primary);
}

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

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.navbar.scrolled .nav-link {
    color: var(--text-main);
}
.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--secondary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-light);
    cursor: pointer;
}

.navbar.scrolled .mobile-menu-btn {
    color: var(--primary);
}

/* Sections */
main {
    padding-top: 0;
}

.page-section {
    display: none;
    animation: fadeIn 0.5s ease-out forwards;
}

.page-section.active-section {
    display: block;
}

.bg-light { background-color: var(--bg-light); }
.bg-dark { background-color: var(--bg-dark); }

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: white;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26,54,93,0.9) 0%, rgba(42,157,143,0.8) 100%), url('https://images.unsplash.com/photo-1544027993-37dbd58eae8e?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero-title {
    font-size: 3.5rem;
    color: white;
    margin-bottom: 1.5rem;
    animation: slideUp 0.8s ease-out forwards;
}

.hero-title span {
    color: var(--accent);
    font-style: italic;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2.5rem;
    animation: slideUp 1s ease-out forwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: slideUp 1.2s ease-out forwards;
}

/* Intro Cards */
.intro-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: -80px;
    position: relative;
    z-index: 10;
    padding-bottom: 4rem;
}

.glass-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.2);
}

.glass-card:hover {
    transform: translateY(-10px);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-main);
    color: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.glass-card:hover .card-icon {
    background: var(--secondary);
    color: white;
    transform: scale(1.1);
}

/* Section Common */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
    padding-top: 8rem;
}

.section-header h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}

.section-header p {
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.search-box {
    margin-top: 2rem;
    position: relative;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.search-box input {
    width: 100%;
    padding: 1rem 1.5rem 1rem 3rem;
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
    background: var(--bg-light);
    box-shadow: var(--shadow-sm);
}

.search-box input:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(42, 157, 143, 0.1);
}

.search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* Tab Layout */
.tab-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    margin-bottom: 5rem;
    min-height: 600px;
}

.tab-layout.reverse-layout {
    grid-template-columns: 1fr 300px;
}

.tab-sidebar {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem 0;
    max-height: 800px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    scrollbar-width: thin;
    scrollbar-color: var(--secondary) var(--bg-main);
}

.tab-sidebar::-webkit-scrollbar {
    width: 6px;
}
.tab-sidebar::-webkit-scrollbar-track {
    background: var(--bg-main);
    border-radius: 10px;
}
.tab-sidebar::-webkit-scrollbar-thumb {
    background: var(--secondary-light);
    border-radius: 10px;
}

.tab-list {
    display: flex;
    flex-direction: column;
}

.tab-item {
    padding: 1rem 1.5rem;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: var(--transition);
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tab-item:hover {
    background: var(--bg-main);
    color: var(--primary);
}

.tab-item.active {
    background: var(--bg-main);
    border-left-color: var(--secondary);
    color: var(--primary);
    font-weight: 600;
}

.tab-content {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 3rem;
    animation: fadeIn 0.4s ease;
}

.placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
    opacity: 0.6;
}

.placeholder-content i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--secondary-light);
}

/* Content Rendering Styles */
.detail-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
}

.detail-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.detail-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.tag {
    background: rgba(42, 157, 143, 0.1);
    color: var(--secondary);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.content-block {
    margin-bottom: 2rem;
}

.content-block h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.3rem;
    color: var(--primary-light);
    margin-bottom: 1rem;
}

.content-block h3 i {
    color: var(--secondary);
    font-size: 1.1rem;
}

.therapy-card {
    background: var(--bg-main);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--accent);
}

.therapy-card h4 {
    margin-bottom: 0.5rem;
    font-family: var(--font-body);
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 6rem 0;
}

.contact-info h2 {
    color: white;
}

.contact-info p {
    color: var(--text-light);
    opacity: 0.8;
}

.contact-methods {
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--secondary);
    background: rgba(42, 157, 143, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.contact-item h4 {
    color: white;
    margin-bottom: 0.2rem;
}

.contact-item p {
    margin: 0;
}

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

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--secondary);
    transform: translateY(-2px);
}

.social-link.instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-main);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
    background: white;
    box-shadow: 0 0 0 4px rgba(42, 157, 143, 0.1);
}

/* Footer */
.footer {
    background: #0a1322;
    padding: 2rem 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

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

.footer-links {
    display: flex;
    gap: 1.5rem;
}

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

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-up {
    opacity: 0;
    animation: slideUp 0.6s ease-out forwards;
}

/* Responsive */
@media (max-width: 992px) {
    .tab-layout, .tab-layout.reverse-layout {
        grid-template-columns: 1fr;
    }
    
    .tab-layout.reverse-layout .tab-sidebar {
        order: -1;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        transition: right 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    
    .nav-links.show {
        right: 0;
    }
    
    .nav-link {
        color: var(--text-main);
        font-size: 1.2rem;
        padding: 1rem 0;
        border-bottom: 1px solid var(--border-color);
    }
    
    .mobile-menu-btn {
        display: block;
        z-index: 1001;
    }
    
    .mobile-menu-btn.active {
        color: var(--text-main);
    }
    
    .section-header {
        padding-top: 6rem;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .intro-cards {
        margin-top: -40px;
    }
}