/* =============================================
   NAIDU CHAMBERS - Main Stylesheet
   ============================================= */

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #1a1a2e;
    --color-secondary: #16213e;
    --color-accent: #c9a227;
    --color-accent-dark: #a88620;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-white: #ffffff;
    --color-off-white: #f8f9fa;
    --color-border: #e0e0e0;
    
    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Layout */
    --container-max: 1200px;
    --border-radius: 4px;
    --border-radius-lg: 8px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.lead {
    font-size: 1.25rem;
    color: var(--color-text-light);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

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

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

.btn-secondary:hover {
    background-color: var(--color-off-white);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

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

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

.btn-outline-white {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

/* =============================================
   Navigation
   ============================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: transparent;
    padding: var(--spacing-md) 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
}

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

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.1em;
    transition: color var(--transition-fast);
}

.logo-sub {
    font-family: var(--font-body);
    font-size: 0.625rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-white);
    transition: color var(--transition-fast);
}

.navbar.scrolled .nav-menu a {
    color: var(--color-text);
}

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

.btn-nav {
    background-color: var(--color-accent);
    color: var(--color-primary) !important;
    padding: 0.625rem 1.25rem;
    border-radius: var(--border-radius);
}

.btn-nav:hover {
    background-color: var(--color-accent-dark);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
    padding: var(--spacing-xs) 0;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text) !important;
    font-size: 0.875rem;
}

.dropdown-menu li a:hover {
    background-color: var(--color-off-white);
    color: var(--color-accent) !important;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    transition: all var(--transition-fast);
}

.navbar.scrolled .nav-toggle span {
    background-color: var(--color-primary);
}

/* =============================================
   Hero Section
   ============================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" fill-opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: var(--spacing-xxl) 0;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(255,255,255,0.1);
    color: var(--color-accent);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border-radius: 50px;
    margin-bottom: var(--spacing-lg);
}

.hero h1 {
    color: var(--color-white);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    max-width: 700px;
}

.hero-subtitle {
    font-size: 1.375rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* =============================================
   Stats Section
   ============================================= */
.stats {
    background-color: var(--color-off-white);
    padding: var(--spacing-xl) 0;
    margin-top: -1px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-md);
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =============================================
   Practice Areas
   ============================================= */
.practice-areas {
    padding: var(--spacing-xxl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

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

.practice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.practice-card {
    display: block;
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-normal);
}

.practice-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.practice-card.featured {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-color: transparent;
}

.practice-card.featured h3,
.practice-card.featured p {
    color: var(--color-white);
}

.practice-card.featured .practice-icon {
    color: var(--color-accent);
}

.practice-card.featured .practice-link {
    color: var(--color-accent);
}

.practice-icon {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.practice-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.practice-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
}

.practice-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
}

/* =============================================
   Why Us Section
   ============================================= */
.why-us {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-off-white);
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.why-us-content h2 {
    margin-bottom: var(--spacing-md);
}

.why-us-content .lead {
    margin-bottom: var(--spacing-xl);
}

.why-list {
    margin-bottom: var(--spacing-xl);
}

.why-list li {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-lg);
    position: relative;
}

.why-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.why-list strong {
    display: block;
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.why-list p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.why-us-image {
    position: relative;
}

.image-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1.5rem;
}

/* =============================================
   CTA Section
   ============================================= */
.cta {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta p {
    color: rgba(255,255,255,0.8);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* =============================================
   Insights Section
   ============================================= */
.insights {
    padding: var(--spacing-xxl) 0;
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.insight-card {
    display: block;
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-normal);
}

.insight-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.insight-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--color-off-white);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
}

.insight-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.insight-card:hover h3 {
    color: var(--color-accent);
}

.insight-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
}

.insight-meta {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

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

/* =============================================
   Footer
   ============================================= */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.footer-links ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-contact address {
    font-style: normal;
    color: rgba(255,255,255,0.7);
    font-size: 0.9375rem;
}

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

.footer-contact a:hover {
    text-decoration: underline;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
}

/* =============================================
   WhatsApp Float Button
   ============================================= */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.4);
}

/* =============================================
   Page Header (for inner pages)
   ============================================= */
.page-header {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    text-align: center;
}

.page-header h1 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    color: rgba(255,255,255,0.8);
    font-size: 1.125rem;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    color: rgba(255,255,255,0.6);
}

.breadcrumb a {
    color: rgba(255,255,255,0.6);
}

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

/* =============================================
   Content Sections
   ============================================= */
.content-section {
    padding: var(--spacing-xxl) 0;
}

.content-section.alt {
    background-color: var(--color-off-white);
}

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xxl);
}

.content-main h2 {
    margin-bottom: var(--spacing-md);
}

.content-main h3 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.content-main p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.content-main ul,
.content-main ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.content-main ul {
    list-style: disc;
}

.content-main ol {
    list-style: decimal;
}

.content-main li {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.sidebar-card h4 {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent);
}

.sidebar-card ul li {
    margin-bottom: var(--spacing-sm);
}

.sidebar-card a {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.sidebar-card a:hover {
    color: var(--color-accent);
}

/* Contact Form */
.contact-form {
    max-width: 600px;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-fast);
}

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

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

/* Blog List */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.blog-card {
    display: block;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.blog-card-content {
    padding: var(--spacing-lg);
}

.blog-card .insight-category {
    margin-bottom: var(--spacing-sm);
}

.blog-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.blog-card:hover h3 {
    color: var(--color-accent);
}

.blog-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
}

.blog-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Blog Single */
.blog-single {
    max-width: 800px;
    margin: 0 auto;
}

.blog-single-header {
    margin-bottom: var(--spacing-xl);
}

.blog-single-header .insight-category {
    margin-bottom: var(--spacing-md);
}

.blog-single-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.blog-single-meta {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.blog-content {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.blog-content h2 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.blog-content h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.blog-content p {
    margin-bottom: var(--spacing-md);
}

.blog-content ul,
.blog-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.blog-content ul {
    list-style: disc;
}

.blog-content ol {
    list-style: decimal;
}

.blog-content li {
    margin-bottom: var(--spacing-sm);
}

/* Author Box */
.author-box {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--color-off-white);
    border-radius: var(--border-radius-lg);
    margin-top: var(--spacing-xxl);
}

.author-avatar {
    width: 80px;
    height: 80px;
    background-color: var(--color-primary);
    border-radius: 50%;
    flex-shrink: 0;
}

.author-info h4 {
    margin-bottom: var(--spacing-xs);
}

.author-info p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

/* Utilities */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }