/* ===== CSS RESET & BASE STYLES ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: #1f2937;
    background-color: #ffffff;
    overflow-x: hidden;
}

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Dark Blue, Black, White Theme */
    --primary-color: #1e3a8a;
    --primary-dark: #1e1b4b;
    --primary-light: #3b82f6;
    --secondary-color: #000000;
    --accent-color: #1e40af;
    --success-color: #059669;
    --warning-color: #d97706;
    --error-color: #dc2626;
    
    /* Grays */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1e3a8a 0%, #000000 100%);
    --gradient-secondary: linear-gradient(135deg, #1e40af 0%, #1e1b4b 100%);
    --gradient-hero: linear-gradient(135deg, #1e3a8a 0%, #000000 100%);
    --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #1e3a8a 100%);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-5xl);
    font-weight: 700;
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-3xl);
}

h4 {
    font-size: var(--font-size-2xl);
}

h5 {
    font-size: var(--font-size-xl);
}

h6 {
    font-size: var(--font-size-lg);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--gray-600);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.white-text {
    color: white !important;
}

/* ===== UTILITY CLASSES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: white;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.3);
    position: relative;
    overflow: hidden;
}

.section-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.section-badge:hover::before {
    left: 100%;
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 58, 138, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}

.btn-outline:hover {
    background: var(--gray-100);
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn-service {
    width: 100%;
    justify-content: center;
    margin-top: auto;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: 0 2px 20px rgba(30, 58, 138, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

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

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

.nav-logo {
    height: 120px;
    width: auto;
    transition: all 0.3s ease;
    object-fit: contain;
}

.nav-logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 8px rgba(30, 58, 138, 0.3));
}

/* Remove background and improve logo appearance */
.nav-logo {
    background: transparent;
    border-radius: 8px;
    padding: 4px;
    /* Crop/hide blue background */
    object-fit: cover;
    clip-path: inset(10% 10% 10% 10%); /* Crops 10% from each side */
    /* Alternative: Try this if you want to blend out the blue */
    /* Uncomment the next line to blend out blue background */
    /* mix-blend-mode: screen; */
    /* filter: contrast(1.2) saturate(0.8) hue-rotate(180deg); */
}

.nav-text {
    display: flex;
    flex-direction: column;
}

/* Brand name styling - elegant handwriting look */
.brand-name {
    font-family: 'Brush Script MT', 'Lucida Handwriting', cursive;
    font-size: var(--font-size-2xl);
    margin: 0;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    letter-spacing: 1px;
    text-shadow: 2px 2px 4px rgba(30, 58, 138, 0.2);
    transition: all 0.3s ease;
}

.brand-name:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 8px rgba(30, 58, 138, 0.3));
}

/* Handwriting tagline */
.handwriting {
    font-family: 'Brush Script MT', 'Lucida Handwriting', cursive;
    font-style: italic;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.nav-tagline {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
}

.nav-cta {
    background: var(--gradient-primary);
    color: white !important;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    transition: all 0.3s ease;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="white" opacity="0.4"><animate attributeName="cy" values="20;80;20" dur="3s" repeatCount="indefinite"/></circle><circle cx="50" cy="50" r="1.5" fill="white" opacity="0.6"><animate attributeName="cy" values="50;10;50" dur="4s" repeatCount="indefinite"/></circle><circle cx="80" cy="30" r="2.5" fill="white" opacity="0.3"><animate attributeName="cy" values="30;90;30" dur="5s" repeatCount="indefinite"/></circle><circle cx="15" cy="70" r="1" fill="white" opacity="0.5"><animate attributeName="cx" values="15;85;15" dur="6s" repeatCount="indefinite"/></circle><circle cx="90" cy="60" r="1.5" fill="white" opacity="0.4"><animate attributeName="cx" values="90;10;90" dur="7s" repeatCount="indefinite"/></circle></svg>');
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text {
    color: white;
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.hero-description {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

/* ===== HERO VISUAL ANIMATION ===== */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.physics-animation {
    position: relative;
    width: 400px;
    height: 400px;
}

.atom {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.nucleus {
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, #ffffff, #e5e7eb);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

.electron-orbit {
    position: absolute;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.orbit-1 {
    width: 100px;
    height: 100px;
    animation: rotate 3s linear infinite;
}

.orbit-2 {
    width: 160px;
    height: 160px;
    animation: rotate 5s linear infinite reverse;
}

.orbit-3 {
    width: 220px;
    height: 220px;
    animation: rotate 7s linear infinite;
}

.electron {
    width: 8px;
    height: 8px;
    background: #3b82f6;
    border-radius: 50%;
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 10px rgba(30, 58, 138, 0.8);
}

.physics-formulas {
    position: absolute;
    width: 100%;
    height: 100%;
}

.formula {
    position: absolute;
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-lg);
    font-weight: 600;
    animation: float 4s ease-in-out infinite;
}

.formula:nth-child(1) {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.formula:nth-child(2) {
    bottom: 20%;
    left: 15%;
    animation-delay: 1.5s;
}

.formula:nth-child(3) {
    top: 30%;
    left: -10%;
    animation-delay: 3s;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); opacity: 0.6; }
    50% { transform: translateY(-20px); opacity: 1; }
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.service-card {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: 0 4px 25px rgba(30, 58, 138, 0.08);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    display: flex;
    flex-direction: column;
    border: 2px solid transparent;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transition: left 0.5s ease;
}

.service-card:hover::before {
    left: 0;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(30, 58, 138, 0.15);
    border-color: rgba(30, 58, 138, 0.2);
}

.service-card.premium {
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(30, 58, 138, 0.2);
}

.service-card.premium:hover {
    transform: scale(1.05) translateY(-5px);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.service-icon i {
    font-size: var(--font-size-2xl);
    color: white;
}

.service-badge {
    position: absolute;
    top: -10px;
    right: var(--spacing-lg);
    background: var(--gradient-secondary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.service-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.service-card p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.service-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
}

.service-features i {
    color: var(--success-color);
    font-size: var(--font-size-sm);
}

.service-price {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: var(--spacing-3xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: linear-gradient(135deg, var(--gray-50) 0%, rgba(30, 58, 138, 0.02) 100%);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(30, 58, 138, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.feature-icon i {
    font-size: var(--font-size-2xl);
    color: white;
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.feature-card p {
    color: var(--gray-600);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.testimonial-card {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(30, 58, 138, 0.12);
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.stars {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.stars i {
    color: var(--secondary-color);
    font-size: var(--font-size-lg);
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-700);
    font-size: var(--font-size-lg);
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-info h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--gray-900);
}

.author-info span {
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

/* ===== CTA SECTION ===== */
.cta {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    position: relative;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="white" opacity="0.1"/><circle cx="80" cy="40" r="1.5" fill="white" opacity="0.1"/><circle cx="40" cy="80" r="1" fill="white" opacity="0.1"/></svg>');
    pointer-events: none;
}

.cta-content h2 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
    color: white;
}

.cta-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

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

.cta .btn-primary:hover {
    background: var(--gray-100);
}

.cta .btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, #000000 0%, #1e1b4b 100%);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(30, 58, 138, 0.5), transparent);
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 80px;
    width: auto;
    filter: brightness(0) invert(1); /* Makes logo white */
    transition: all 0.3s ease;
    object-fit: contain;
}

.footer-logo:hover {
    transform: scale(1.05);
    filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

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

/* Footer brand name styling */
.footer-brand-name {
    color: white !important;
    font-size: var(--font-size-xl);
    background: none !important;
    -webkit-text-fill-color: white !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.footer-brand-name:hover {
    transform: scale(1.02);
    filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.2));
}

.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
}

.footer-section p {
    color: var(--gray-400);
    line-height: 1.8;
}

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

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

.footer-section ul li a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-section ul li i {
    margin-right: var(--spacing-sm);
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--spacing-xl);
    text-align: center;
    color: var(--gray-400);
}

/* ===== PAGE HEADERS ===== */
.page-header {
    padding: 120px 0 var(--spacing-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.materials-header {
    background: var(--gradient-primary);
    color: white;
}

.course-header {
    background: var(--gradient-secondary);
    color: white;
}

.booking-header {
    background: var(--gradient-accent);
    color: white;
}

.header-content {
    position: relative;
    z-index: 2;
}

.header-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.header-content h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-lg);
    color: white;
}

.header-content p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
}

.course-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.course-stats .stat {
    text-align: center;
}

/* ===== MATERIALS PAGE STYLES ===== */
.materials-overview {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.overview-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
}

.overview-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.overview-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.overview-icon i {
    font-size: var(--font-size-xl);
    color: white;
}

.material-count {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-700);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-top: var(--spacing-md);
}

.condensed-notes {
    padding: var(--spacing-3xl) 0;
}

.materials-category {
    margin-bottom: var(--spacing-3xl);
}

.category-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-2xl);
    color: var(--gray-900);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--gray-200);
}

.category-title i {
    color: var(--primary-color);
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.material-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.08);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    border: 1px solid rgba(30, 58, 138, 0.1);
}

.material-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}

.material-card:hover::after {
    transform: scaleX(1);
}

.material-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(30, 58, 138, 0.15);
    border-color: rgba(30, 58, 138, 0.2);
}

.material-card.premium {
    border: 2px solid var(--primary-color);
}

.premium-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--gradient-secondary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    z-index: 10;
}

.material-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
    position: relative;
}

.material-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.material-icon i {
    font-size: var(--font-size-lg);
    color: white;
}

.material-info h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--gray-900);
}

.material-meta {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

.material-content {
    padding: var(--spacing-xl);
}

.material-content p {
    margin-bottom: var(--spacing-md);
    color: var(--gray-600);
}

.specification-points {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.specification-points li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.specification-points li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.material-actions {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    border-top: 1px solid var(--gray-200);
}

.practice-materials {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.practice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.practice-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.practice-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.practice-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.practice-count {
    background: var(--gray-100);
    color: var(--gray-700);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.practice-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
}

.feature-tag {
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.access-info {
    padding: var(--spacing-3xl) 0;
}

.access-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.access-benefits {
    list-style: none;
    margin: var(--spacing-lg) 0;
}

.access-benefits li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
}

.access-benefits i {
    color: var(--success-color);
}

.access-pricing {
    background: var(--gray-50);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-lg) 0;
}

.price-tag {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.price {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-color);
}

.price-period {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

.price-note {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
    margin: 0;
}

.access-visual {
    display: flex;
    justify-content: center;
}

.materials-preview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.preview-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--border-radius-lg);
    transition: all 0.3s ease;
}

.preview-item:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.preview-item i {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.preview-item span {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    text-align: center;
}

.access-actions {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== COURSE PAGE STYLES ===== */
.course-overview {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.course-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.highlight {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-700);
}

.highlight i {
    color: var(--success-color);
    font-size: var(--font-size-lg);
}

.course-structure {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.structure-level {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 300px;
}

.level-indicator {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.level-content h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--gray-900);
}

.level-content span {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.structure-arrow {
    color: var(--primary-color);
    font-size: var(--font-size-xl);
}

.curriculum-structure {
    padding: var(--spacing-3xl) 0;
}

.year-section {
    margin-bottom: var(--spacing-3xl);
}

.year-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--gray-200);
}

.year-indicator {
    text-align: center;
    min-width: 120px;
}

.year-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
}

.year-level {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.year-info h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

.year-info p {
    color: var(--gray-600);
    margin: 0;
}

.terms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

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

.term-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.term-card.advanced {
    border: 2px solid var(--primary-color);
}

.term-header {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.term-header h4 {
    font-size: var(--font-size-lg);
    margin: 0;
    color: white;
}

.term-duration {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.topics-list {
    padding: var(--spacing-lg);
}

.topic-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-200);
}

.topic-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.topic-icon {
    width: 40px;
    height: 40px;
    background: var(--gray-100);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.topic-icon i {
    color: var(--primary-color);
    font-size: var(--font-size-lg);
}

.topic-content h5 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

.topic-content ul {
    list-style: none;
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.topic-content ul li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.topic-content ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.assessment-structure {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.assessment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.assessment-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
}

.assessment-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.assessment-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.assessment-icon i {
    font-size: var(--font-size-xl);
    color: white;
}

.assessment-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.assessment-card ul {
    list-style: none;
    text-align: left;
    margin-top: var(--spacing-md);
}

.assessment-card ul li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.assessment-card ul li::before {
    content: '✓';
    color: var(--success-color);
    font-weight: bold;
}

.course-features {
    padding: var(--spacing-3xl) 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.feature-visual {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-visual i {
    font-size: var(--font-size-2xl);
    color: white;
}

.feature-content h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.feature-content p {
    color: var(--gray-600);
    margin: 0;
}

.course-options {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.option-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.option-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.option-card.premium {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.option-badge {
    position: absolute;
    top: -10px;
    right: var(--spacing-lg);
    background: var(--gradient-secondary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    z-index: 10;
}

.option-header {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xl);
    text-align: center;
}

.option-header h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: white;
}

.option-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-sm);
}

.option-price .price {
    font-size: var(--font-size-3xl);
    font-weight: 700;
}

.option-price .price-period {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.option-content {
    padding: var(--spacing-xl);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.option-content p {
    margin-bottom: var(--spacing-lg);
}

.option-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
    flex-grow: 1;
}

.option-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
}

.option-features i {
    color: var(--success-color);
}

.payment-info {
    text-align: center;
    margin-top: var(--spacing-xl);
    color: var(--gray-600);
}

.payment-info i {
    color: var(--primary-color);
    margin-right: var(--spacing-sm);
}

.success-stories {
    padding: var(--spacing-3xl) 0;
}

.stories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

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

.story-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.story-header {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.story-student h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: white;
}

.story-student span {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.story-destination {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.story-content {
    padding: var(--spacing-xl);
}

.story-content p {
    font-style: italic;
    margin-bottom: var(--spacing-lg);
}

.improvement-chart {
    background: var(--gray-50);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
}

.chart-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.chart-item:last-child {
    margin-bottom: 0;
}

.chart-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    min-width: 100px;
    color: var(--gray-700);
}

.chart-bar {
    flex-grow: 1;
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.chart-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.chart-value {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary-color);
    min-width: 40px;
    text-align: right;
}

.improvement-timeline {
    display: flex;
    justify-content: space-between;
    background: var(--gray-50);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
}

.timeline-item {
    text-align: center;
    flex: 1;
}

.timeline-date {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-grade {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.enrollment-cta {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
}

.enrollment-cta h2 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
    color: white;
}

.enrollment-cta p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    color: rgba(255, 255, 255, 0.9);
}

.enrollment-benefits {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.benefit {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
}

.benefit i {
    color: white;
}

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

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

.enrollment-cta .btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

/* ===== BOOKING PAGE STYLES ===== */
.booking-options {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.booking-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.booking-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
}

.booking-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(30, 58, 138, 0.15);
    border-color: var(--primary-color);
}

.booking-card.selected {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

.booking-card .service-icon {
    margin-bottom: var(--spacing-lg);
}

.booking-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.booking-card p {
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.service-details {
    margin-bottom: var(--spacing-xl);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.booking-card.selected .detail-item {
    color: rgba(255, 255, 255, 0.9);
}

.detail-item i {
    color: var(--primary-color);
    width: 16px;
    text-align: center;
}

.booking-card.selected .detail-item i {
    color: white;
}

.select-service {
    margin-top: auto;
}

.booking-form-section {
    padding: var(--spacing-3xl) 0;
}

.booking-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.form-container {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.form-header {
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

.form-header h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.checkbox-group {
    flex-direction: row !important;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-weight: 400 !important;
    line-height: 1.6;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: white;
    font-size: var(--font-size-xs);
    font-weight: bold;
}

.success-message {
    background: var(--success-color);
    color: white;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.success-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
}

.success-message h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: white;
}

.success-message p {
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
}

.next-steps {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    margin: var(--spacing-lg) 0;
    text-align: left;
}

.next-steps h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: white;
}

.next-steps ul {
    list-style: none;
}

.next-steps ul li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
}

.next-steps ul li i {
    color: white;
}

.contact-info {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    color: rgba(255, 255, 255, 0.9);
}

.calendly-container {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.calendly-header {
    padding: var(--spacing-2xl);
    background: var(--gray-50);
    text-align: center;
    border-bottom: 1px solid var(--gray-200);
}

.calendly-header h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.calendly-benefits {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.benefit-item i {
    color: var(--primary-color);
}

.calendly-placeholder {
    padding: var(--spacing-3xl);
    text-align: center;
    background: var(--gray-50);
}

.placeholder-content {
    max-width: 400px;
    margin: 0 auto;
}

.placeholder-content i {
    font-size: var(--font-size-4xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.placeholder-content h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.placeholder-content ol {
    text-align: left;
    margin: var(--spacing-lg) 0;
    color: var(--gray-600);
}

.booking-notes {
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
}

.booking-notes h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.booking-notes ul {
    list-style: none;
}

.booking-notes ul li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.booking-notes ul li i {
    color: var(--primary-color);
    margin-top: 2px;
}

.booking-faq {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.faq-item {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.faq-item h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.faq-item p {
    color: var(--gray-600);
    margin: 0;
}

.contact-info-section {
    padding: var(--spacing-3xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.contact-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.contact-icon i {
    font-size: var(--font-size-xl);
    color: white;
}

.contact-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.contact-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: block;
    margin: var(--spacing-sm) 0;
}

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

.availability {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    display: block;
    margin-top: var(--spacing-sm);
}

/* ===== ABOUT US PAGE STYLES ===== */
.about-hero {
    padding: 8rem 0 4rem;
}

.founder-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

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

.founder-image {
    position: relative;
}

.founder-photo,
.teaching-photo {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
    transition: transform 0.3s ease;
}

.founder-photo:hover,
.teaching-photo:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(30, 58, 138, 0.2);
}

.values-image .teaching-photo {
    height: 500px;
}

.personal-photo {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
    transition: transform 0.3s ease;
}

.personal-photo:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(30, 58, 138, 0.2);
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    font-weight: 500;
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
    transition: transform 0.3s ease;
}

.image-placeholder:hover {
    transform: translateY(-5px);
}

.image-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.founder-info h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.founder-title {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.founder-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: 2rem;
}

.founder-achievements {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.achievement {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.achievement i {
    font-size: 1.5rem;
    color: var(--primary-color);
    min-width: 2rem;
}

.achievement h4 {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.achievement p {
    color: var(--gray-600);
    font-size: 0.9rem;
}

.mission-section {
    padding: 6rem 0;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.mission-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: white;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.mission-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.mission-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.mission-icon i {
    font-size: 2rem;
    color: white;
}

.mission-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.mission-card p {
    color: var(--gray-600);
    line-height: 1.7;
}

.values-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

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

.values-text h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 2rem;
}

.values-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.value-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.value-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
    min-width: 2rem;
}

.value-item h4 {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.value-item p {
    color: var(--gray-600);
    line-height: 1.7;
}

.values-image .image-placeholder {
    height: 500px;
}

.experience-section {
    padding: 6rem 0;
}

.experience-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 16px;
    color: white;
    transition: transform 0.3s ease;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.25rem;
    font-weight: 600;
    display: block;
    margin-bottom: 1rem;
}

.stat-card p {
    opacity: 0.9;
    line-height: 1.6;
}

.social-teaching-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.social-platforms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.platform-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.platform-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.platform-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.platform-icon.tiktok {
    background: linear-gradient(135deg, #ff0050, #000000);
}

.platform-icon.instagram {
    background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
}

.platform-icon.facebook {
    background: linear-gradient(135deg, #1877f2, #42a5f5);
}

.platform-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.platform-card p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.platform-stats {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.platform-stats .stat {
    background: var(--gray-50);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--gray-700);
    font-weight: 500;
}

.btn-platform {
    width: 100%;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.tiktok-btn {
    background: linear-gradient(135deg, #ff0050, #000000);
    color: white;
}

.tiktok-btn:hover {
    background: linear-gradient(135deg, #e6004a, #333333);
    transform: translateY(-2px);
}

.instagram-btn {
    background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
    color: white;
}

.instagram-btn:hover {
    background: linear-gradient(135deg, #7332a1, #e41a1a, #e3a040);
    transform: translateY(-2px);
}

.facebook-btn {
    background: linear-gradient(135deg, #1877f2, #42a5f5);
    color: white;
}

.facebook-btn:hover {
    background: linear-gradient(135deg, #166fe5, #3d96e8);
    transform: translateY(-2px);
}

.video-showcase {
    margin-top: 4rem;
    text-align: center;
}

.video-showcase h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 2rem;
}

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

.video-placeholder {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 16px;
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.video-placeholder:hover {
    transform: translateY(-5px);
}

.video-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.personal-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

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

.personal-text h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

.personal-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

.personal-interests {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.interest {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: white;
    border-radius: 25px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    font-weight: 500;
    color: var(--gray-700);
}

.interest i {
    color: var(--primary-color);
}

/* Mobile Responsiveness for About Page */
@media (max-width: 768px) {
    .founder-content,
    .values-content,
    .personal-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .founder-image .image-placeholder,
    .values-image .image-placeholder {
        height: 300px;
    }
    
    .founder-info h2,
    .values-text h2,
    .personal-text h2 {
        font-size: 2rem;
    }
    
    .personal-interests {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .experience-stats {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .social-platforms {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .platform-card {
        padding: 2rem 1.5rem;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .video-showcase h3 {
        font-size: 1.5rem;
    }
}

/* ===== INSIGHTS PAGE STYLES ===== */
.insights-hero {
    min-height: 70vh;
    padding: 8rem 0 4rem;
}

.insights-animation {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.insight-bubbles {
    position: relative;
    width: 100%;
    height: 100%;
}

.bubble {
    position: absolute;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 10px 30px rgba(30, 58, 138, 0.3);
    animation: float 6s ease-in-out infinite;
}

.bubble-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.bubble-2 {
    width: 100px;
    height: 100px;
    top: 50%;
    right: 15%;
    animation-delay: 2s;
}

.bubble-3 {
    width: 90px;
    height: 90px;
    bottom: 20%;
    left: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(5deg); }
    66% { transform: translateY(10px) rotate(-3deg); }
}

.insights-grid-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

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

.insight-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.insight-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.insight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.insight-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.insight-icon i {
    font-size: 1.5rem;
    color: white;
}

.insight-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.insight-tag.exam-tip {
    background: #fef3c7;
    color: #92400e;
}

.insight-tag.mechanics {
    background: #dbeafe;
    color: #1e40af;
}

.insight-tag.aqa {
    background: #dcfce7;
    color: #166534;
}

.insight-tag.waves {
    background: #fce7f3;
    color: #be185d;
}

.insight-tag.electricity {
    background: #e0e7ff;
    color: #3730a3;
}

.insight-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.insight-card p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.insight-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.insight-link:hover {
    color: var(--primary-dark);
}

.insight-link i {
    transition: transform 0.3s ease;
}

.insight-link:hover i {
    transform: translateX(4px);
}

.insights-cta {
    text-align: center;
    margin-top: 3rem;
}

.email-optin {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.optin-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.optin-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.optin-content p {
    color: var(--gray-600);
    line-height: 1.6;
}

.optin-form {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
}

.optin-form .form-group {
    margin-bottom: 0;
}

.optin-form input {
    min-width: 150px;
}

.gdpr-text {
    grid-column: 1 / -1;
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.contact-section {
    padding: 6rem 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 2rem;
}

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

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.feature-item i {
    color: var(--success-color);
    font-size: 1.1rem;
}

.whatsapp-cta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    align-self: flex-start;
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128c7e, #075e54);
    transform: translateY(-2px);
}

.whatsapp-note {
    font-size: 0.9rem;
    color: var(--gray-500);
}

.contact-form-container {
    background: var(--gray-50);
    border-radius: 16px;
    padding: 2rem;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--error-color);
}

.error-message {
    color: var(--error-color);
    font-size: 0.85rem;
    margin-top: 0.25rem;
    display: none;
}

.form-success {
    background: var(--success-color);
    color: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    margin-top: 1rem;
}

.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;
}

.faq-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

.faq-accordion {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-900);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: var(--gray-50);
}

.faq-question:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

.faq-icon {
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 2rem 1.5rem;
    color: var(--gray-600);
    line-height: 1.7;
}

.trust-strip {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.trust-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.trust-stats {
    display: flex;
    gap: 2rem;
}

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

.trust-stat .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.trust-stat .stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.trust-testimonials {
    display: flex;
    gap: 2rem;
}

.mini-testimonial {
    flex: 1;
}

.mini-testimonial .stars {
    color: #fbbf24;
    margin-bottom: 0.5rem;
}

.mini-testimonial p {
    font-style: italic;
    margin-bottom: 0.5rem;
}

.mini-testimonial span {
    font-size: 0.85rem;
    opacity: 0.8;
}

.final-cta {
    padding: 6rem 0;
    background: var(--gray-50);
    text-align: center;
}

.final-cta .cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.final-cta .cta-content p {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Mobile Responsiveness for Insights Page */
@media (max-width: 768px) {
    .insights-hero {
        min-height: 60vh;
        padding: 6rem 0 3rem;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .insight-card {
        padding: 1.5rem;
    }
    
    .optin-card {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 2rem;
    }
    
    .optin-form {
        flex-direction: column;
        align-items: stretch;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .trust-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .trust-stats {
        justify-content: center;
    }
    
    .trust-testimonials {
        flex-direction: column;
        gap: 1rem;
    }
    
    .final-cta .cta-content h2 {
        font-size: 2rem;
    }
    
    .bubble {
        font-size: 1rem;
    }
    
    .bubble-1 {
        width: 60px;
        height: 60px;
    }
    
    .bubble-2 {
        width: 80px;
        height: 80px;
    }
    
    .bubble-3 {
        width: 70px;
        height: 70px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .bubble {
        animation: none;
    }
    
    .insight-card {
        transition: none;
    }
    
    .insight-link i {
        transition: none;
    }
    
    .faq-icon {
        transition: none;
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .overview-content {
        grid-template-columns: 1fr;
    }
    
    .access-content {
        grid-template-columns: 1fr;
    }
    
    .booking-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-6xl: 2.5rem;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
    }
    
    .nav-logo {
        height: 90px;
    }
    
    .footer-logo {
        height: 65px;
    }
    
    .nav-brand {
        gap: var(--spacing-sm);
    }
    
    .brand-name {
        font-size: var(--font-size-lg);
    }
    
    .nav-tagline {
        font-size: 0.75rem;
    }
    
    .footer-brand-name {
        font-size: var(--font-size-lg);
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--gray-200);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero {
        min-height: 80vh;
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card.premium {
        transform: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .materials-grid {
        grid-template-columns: 1fr;
    }
    
    .practice-grid {
        grid-template-columns: 1fr;
    }
    
    .materials-preview {
        grid-template-columns: 1fr;
    }
    
    .course-highlights {
        grid-template-columns: 1fr;
    }
    
    .terms-grid {
        grid-template-columns: 1fr;
    }
    
    .assessment-grid {
        grid-template-columns: 1fr;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }
    
    .option-card.premium {
        transform: none;
    }
    
    .stories-grid {
        grid-template-columns: 1fr;
    }
    
    .enrollment-benefits {
        flex-direction: column;
        align-items: center;
    }
    
    .booking-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .calendly-benefits {
        flex-direction: column;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .year-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .improvement-timeline {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .container {
        padding: 0 var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
    
    .btn-large {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-size-base);
    }
    
    .physics-animation {
        width: 300px;
        height: 300px;
    }
    
    .orbit-1 { width: 80px; height: 80px; }
    .orbit-2 { width: 130px; height: 130px; }
    .orbit-3 { width: 180px; height: 180px; }
    
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

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

.fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* ===== LOADING STATES ===== */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    from { left: -100%; }
    to { left: 100%; }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.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;
}

/* ===== PRINT STYLES ===== */
@media print {
    .navbar,
    .hamburger,
    .cta,
    .footer {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-lg) 0;
    }
    
    .hero-background,
    .physics-animation {
        display: none;
    }
    
    * {
        color: black !important;
        background: white !important;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-5 { margin-bottom: var(--spacing-2xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mt-5 { margin-top: var(--spacing-2xl); }

.hidden { display: none; }
.visible { display: block; }

.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-100 { opacity: 1; }

.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }
