/* ============================================
   PrimeX EI Institute - Complete Unified Styles
   Version: 2.0 | Production Ready
   ============================================ */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* CSS Variables */
:root {
    /* Primary Colors */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-lighter: #60a5fa;
    --primary-bg: #eff6ff;
    --primary-gradient: linear-gradient(135deg, #2563eb, #3b82f6);
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --dark: #0f172a;
    
    /* Accent Colors */
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --error: #ef4444;
    --error-light: #fee2e2;
    --info: #3b82f6;
    --info-light: #dbeafe;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-md: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    --shadow-lg: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);
    --shadow-xl: 0 25px 50px rgba(0,0,0,0.12);
    
    /* Border Radius */
    --radius-xs: 0.25rem;
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-800);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
    background: var(--gray-900);
    color: var(--gray-300);
    font-size: 0.813rem;
    position: relative;
    z-index: 1001;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.top-bar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0.5rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    min-height: 40px;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-shrink: 0;
}

.top-contact {
    color: var(--gray-300);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    white-space: nowrap;
    font-weight: 500;
}

.top-contact i {
    color: var(--primary-lighter);
    font-size: 0.75rem;
    transition: var(--transition);
}

.top-contact:hover {
    color: var(--white);
}

.top-contact:hover i {
    color: var(--white);
}

.top-bar-center {
    flex: 1;
    overflow: hidden;
    display: flex;
    justify-content: center;
}

.notification-slider {
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    padding: 0.25rem 1.25rem;
    overflow: hidden;
    max-width: 600px;
    width: 100%;
}

.marquee-wrapper {
    overflow: hidden;
    white-space: nowrap;
}

.marquee-text {
    display: inline-block;
    animation: marqueeScroll 30s linear infinite;
    color: var(--primary-lighter);
    font-weight: 500;
    font-size: 0.85rem;
}

@keyframes marqueeScroll {
    0% { transform: translateX(100%); }
    100% { transform: translateX(-100%); }
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-shrink: 0;
}

.top-social {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.top-social a {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: var(--transition);
    font-size: 0.75rem;
}

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

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--gray-100);
}

.nav {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    position: relative;
}

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

.logo img {
    height: 45px;
    width: auto;
    transition: var(--transition);
}

.logo:hover img {
    transform: scale(1.05);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 0.65rem;
    color: var(--gray-500);
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* Navigation Links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.938rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--primary-bg);
}

.nav-links a.active {
    color: var(--primary);
    background: var(--primary-bg);
    font-weight: 600;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

/* Navigation Buttons */
.nav-links .btn {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.nav-links .btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
    width: 40px;
    height: 40px;
    position: relative;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    margin: 5px auto;
    transition: var(--transition);
    border-radius: 2px;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
    font-family: inherit;
    line-height: 1.5;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--white);
    color: var(--gray-900);
    box-shadow: var(--shadow-sm);
}

.btn-white:hover {
    background: var(--gray-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--gray-900);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    padding: 6rem 1.5rem 8rem;
    text-align: center;
    overflow: hidden;
    background: var(--gray-900);
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.97) 0%, rgba(30, 41, 59, 0.95) 50%, rgba(15, 23, 42, 0.97) 100%),
                radial-gradient(ellipse at 20% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
    background-size: cover;
    background-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at center, rgba(37, 99, 235, 0.08) 0%, transparent 70%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(96, 165, 250, 0.25);
    color: var(--primary-lighter);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.hero-badge i {
    color: #fbbf24;
    font-size: 0.7rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.hero h1 span {
    background: linear-gradient(135deg, #60a5fa, #3b82f6, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    color: var(--gray-300);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-lighter);
    line-height: 1;
    letter-spacing: -1px;
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-top: 0.5rem;
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.hero-trust {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-400);
    font-size: 0.9rem;
    font-weight: 500;
}

.trust-item i {
    color: var(--success);
    font-size: 1rem;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    z-index: 1;
    line-height: 0;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 80px;
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
.section-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

.section-badge {
    display: inline-block;
    background: var(--primary-bg);
    color: var(--primary-dark);
    padding: 0.4rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   FEATURES GRID
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

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

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon-wrapper {
    margin-bottom: 1.25rem;
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--primary-gradient);
    color: var(--white);
    transform: rotateY(180deg);
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.feature-card > p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-list li i {
    color: var(--success);
    font-size: 0.75rem;
}

/* ============================================
   COURSES GRID
   ============================================ */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

.courses-slider {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.course-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

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

.course-card.featured,
.course-card.recommended {
    border: 2px solid var(--primary);
}

.course-badge {
    position: absolute;
    top: 16px;
    right: -32px;
    background: var(--primary);
    color: var(--white);
    padding: 0.25rem 3rem;
    font-size: 0.75rem;
    font-weight: 600;
    transform: rotate(45deg);
}

.course-badge.popular {
    position: static;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--warning-light);
    color: #92400e;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    transform: none;
    margin-bottom: 1rem;
    width: fit-content;
}

.course-header {
    margin-bottom: 1rem;
}

.course-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.course-rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--warning);
    font-weight: 600;
    font-size: 0.875rem;
}

.course-desc,
.course-card .description {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

.course-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.course-meta span {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.course-card .duration {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.25rem;
    border-top: 1px solid var(--gray-100);
    margin-top: auto;
}

.course-price .price,
.course-card .price {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--gray-900);
}

.course-price .price span,
.course-card .price span {
    font-size: 0.9rem;
    color: var(--gray-500);
    font-weight: 500;
}

.course-card .btn {
    width: 100%;
    margin-top: 0.75rem;
}

.section-cta {
    text-align: center;
    margin-top: 2rem;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-section {
    padding: 5rem 0;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-content h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.about-content p {
    color: var(--gray-600);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

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

.about-image {
    text-align: center;
    position: relative;
}

.about-logo-large {
    max-width: 300px;
    height: auto;
    animation: float 6s ease-in-out infinite;
}

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

.experience-badge {
    position: absolute;
    bottom: 0;
    right: 10%;
    background: var(--primary-gradient);
    color: var(--white);
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.exp-years {
    display: block;
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
}

.exp-text {
    font-size: 0.85rem;
    opacity: 0.9;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 1.5rem 0;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
}

.highlight-item i {
    font-size: 1.5rem;
    color: var(--primary);
}

.highlight-item strong {
    display: block;
    color: var(--gray-900);
    font-size: 1.1rem;
}

.highlight-item span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-card p {
    color: var(--gray-500);
    margin-top: 0.5rem;
}

/* ============================================
   WHY CHOOSE US
   ============================================ */
.why-choose-us {
    padding: 5rem 0;
    background: var(--gray-50);
}

.choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.choose-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.choose-number {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 3rem;
    font-weight: 900;
    color: var(--gray-100);
    line-height: 1;
    transition: var(--transition);
}

.choose-card:hover .choose-number {
    color: var(--primary-bg);
}

.choose-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.choose-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

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

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    padding: 5rem 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
}

.testimonial-rating {
    color: var(--warning);
    margin-bottom: 1rem;
    display: flex;
    gap: 0.25rem;
}

.testimonial-text {
    color: var(--gray-600);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.author-info strong {
    display: block;
    color: var(--gray-900);
    font-size: 0.95rem;
}

.author-info span {
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* ============================================
   FOUNDERS SECTION
   ============================================ */
.founders {
    padding: 5rem 0;
    background: var(--gray-50);
}

.founders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.founder-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.founder-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 2.5rem;
    color: var(--white);
    border: 3px solid rgba(255,255,255,0.3);
}

.founder-info {
    padding: 2rem;
}

.founder-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.founder-info .role {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.founder-social {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.founder-social a {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    transition: var(--transition);
}

.founder-social a:hover {
    background: var(--primary);
    color: var(--white);
}

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

.founder-achievements {
    list-style: none;
    padding: 0;
}

.founder-achievements li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.founder-achievements li i {
    color: var(--primary);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--gray-900), var(--dark));
    text-align: center;
    color: var(--white);
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--gray-300);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.cta-contact p {
    color: var(--gray-400);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.cta-phone {
    color: var(--primary-lighter);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.cta-phone:hover {
    color: var(--white);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-section {
    padding: 5rem 0;
}

.contact-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.contact-detail {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-bg);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-detail strong {
    display: block;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.contact-detail p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 0.938rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
    color: var(--gray-900);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

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

/* ============================================
   AUTH PAGES (Login/Register)
   ============================================ */
.auth-section {
    padding: 4rem 1.5rem;
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-50);
}

.auth-container {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    width: 100%;
    max-width: 440px;
}

.auth-container h2 {
    font-size: 1.8rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.auth-container .subtitle {
    text-align: center;
    color: var(--gray-500);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.tabs {
    display: flex;
    gap: 0;
    margin-bottom: 2rem;
    background: var(--gray-100);
    border-radius: var(--radius);
    padding: 0.25rem;
}

.tab-btn {
    flex: 1;
    padding: 0.75rem;
    background: transparent;
    border: none;
    font-size: 0.938rem;
    font-weight: 600;
    color: var(--gray-500);
    cursor: pointer;
    transition: var(--transition);
    border-radius: var(--radius-sm);
}

.tab-btn.active {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

/* ============================================
   DASHBOARD
   ============================================ */
.dashboard-section {
    padding: 2rem 1.5rem;
    min-height: calc(100vh - 200px);
    background: var(--gray-50);
}

.dashboard-container {
    max-width: 1000px;
    margin: 0 auto;
}

.dashboard-header {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    text-align: center;
}

.dashboard-header h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--gray-900);
}

.dashboard-header .user-email {
    color: var(--gray-500);
    margin-top: 0.5rem;
    font-size: 0.95rem;
}

.courses-list {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.courses-list h3 {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
    font-size: 1.3rem;
    font-weight: 700;
}

.purchased-course {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.purchased-course:last-child {
    border-bottom: none;
}

.purchased-course:hover {
    background: var(--gray-50);
}

.purchased-course .course-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-900);
}

.purchased-course .course-info p {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.video-links {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-100);
    width: 100%;
}

.video-links h5 {
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--gray-700);
}

.video-link-item {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    padding: 0.5rem 0;
}

.video-link-item a {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.video-link-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--gray-400);
}

.empty-state .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.empty-state p {
    margin-bottom: 1.5rem;
}

/* ============================================
   ADMIN PANEL
   ============================================ */
.admin-section {
    padding: 2rem 1.5rem;
    min-height: calc(100vh - 200px);
    background: var(--gray-50);
}

.admin-container {
    max-width: 1200px;
    margin: 0 auto;
}

.admin-header {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.admin-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

.admin-header p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

.admin-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.admin-tab {
    padding: 0.75rem 1.5rem;
    background: var(--white);
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    color: var(--gray-600);
}

.admin-tab:hover {
    border-color: var(--primary-lighter);
    color: var(--primary);
}

.admin-tab.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.admin-panel {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    display: none;
}

.admin-panel.active {
    display: block;
}

.admin-panel h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.admin-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    padding: 0.875rem;
    text-align: left;
    border-bottom: 2px solid var(--gray-200);
}

.admin-table td {
    padding: 0.875rem;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-600);
}

.admin-table tr:hover td {
    background: var(--gray-50);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    position: relative;
}

.footer-wave svg {
    display: block;
    width: 100%;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.footer-logo img {
    height: 40px;
    width: auto;
}

.footer-logo h4 {
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 700;
}

.footer-about p {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: var(--transition);
    text-decoration: none;
}

.footer-social a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

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

.footer-col ul li a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-col ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-col ul li a i {
    font-size: 0.65rem;
    color: var(--primary);
}

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.footer-contact ul li i {
    color: var(--primary);
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-contact ul li a {
    color: var(--gray-400);
    text-decoration: none;
}

.footer-contact ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 1.5rem;
}

.footer-bottom-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 0.85rem;
}

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

.footer-links a {
    color: var(--gray-500);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
}

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

/* ============================================
   MODAL
   ============================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    max-width: 500px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.modal-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--gray-900);
    color: var(--white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 500;
    z-index: 3000;
    animation: slideInRight 0.3s ease;
    box-shadow: var(--shadow-lg);
    font-size: 0.9rem;
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--error);
}

.toast.warning {
    background: var(--warning);
    color: var(--gray-900);
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ============================================
   LOADING
   ============================================ */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4000;
    backdrop-filter: blur(4px);
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* Top Bar */
    .top-bar-left,
    .top-bar-right {
        display: none;
    }
    
    .top-bar-center {
        padding: 0;
    }
    
    .top-bar-container {
        padding: 0.5rem 1rem;
        justify-content: center;
    }
    
    /* Header */
    .nav {
        height: 64px;
        padding: 0 1rem;
    }
    
    .logo img {
        height: 36px;
    }
    
    .logo-title {
        font-size: 1.1rem;
    }
    
    .logo-subtitle {
        font-size: 0.6rem;
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        padding: 2rem;
        gap: 0.5rem;
        z-index: 999;
        animation: fadeIn 0.3s ease;
    }
    
    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        font-size: 1.1rem;
        padding: 0.75rem 1rem;
        width: 100%;
        justify-content: center;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    /* Hero */
    .hero {
        padding: 3rem 1rem 5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 1.5rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    /* Sections */
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .features-grid,
    .courses-grid,
    .courses-slider,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .founders-grid {
        grid-template-columns: 1fr;
    }
    
    .choose-grid {
        grid-template-columns: 1fr;
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    /* Forms */
    .auth-container {
        padding: 2rem 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    /* Admin */
    .admin-tabs {
        flex-direction: column;
    }
    
    .admin-tab {
        width: 100%;
        text-align: center;
    }
    
    .admin-table {
        font-size: 0.8rem;
    }
    
    .admin-table th,
    .admin-table td {
        padding: 0.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero-badge {
        font-size: 0.75rem;
        padding: 0.4rem 1rem;
    }
    
    .section-header h2 {
        font-size: 1.5rem;
    }
    
    .btn-large {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .feature-card,
    .course-card,
    .choose-card,
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }
}

/* ============================================
   ADDITIONAL STYLES FOR COURSES, ABOUT, CONTACT PAGES
   Add these to your existing styles.css
   ============================================ */

/* Page Banner */
.page-banner {
    background: linear-gradient(135deg, var(--gray-900), var(--dark));
    padding: 4rem 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
}

.page-banner-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.page-banner h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.75rem;
}

.page-banner p {
    color: var(--gray-300);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
    color: var(--gray-400);
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--primary-lighter);
    text-decoration: none;
    transition: var(--transition);
}

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

.breadcrumb i {
    font-size: 0.7rem;
}

/* Course Filter Bar */
.courses-filter-section {
    padding: 2rem 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    position: sticky;
    top: 72px;
    z-index: 100;
}

.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.filter-search {
    position: relative;
    flex: 1;
    min-width: 250px;
}

.filter-search i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 0.9rem;
}

.filter-search input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: inherit;
    transition: var(--transition);
}

.filter-search input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.filter-btn {
    padding: 0.5rem 1.25rem;
    background: var(--white);
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--gray-600);
    transition: var(--transition);
    white-space: nowrap;
}

.filter-btn:hover {
    border-color: var(--primary-lighter);
    color: var(--primary);
}

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

/* Course Highlights Tags */
.course-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.75rem 0;
}

.highlight-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--primary-bg);
    color: var(--primary-dark);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.highlight-tag i {
    color: var(--success);
    font-size: 0.65rem;
}

/* Course Comparison Benefits */
.course-comparison {
    padding: 5rem 0;
    background: var(--gray-50);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.benefit-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: var(--transition);
}

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

.benefit-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    font-size: 1.75rem;
    color: var(--primary);
    transition: var(--transition);
}

.benefit-card:hover .benefit-icon {
    background: var(--primary-gradient);
    color: var(--white);
    transform: scale(1.1);
}

.benefit-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

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

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: var(--white);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active {
    border-color: var(--primary-lighter);
    box-shadow: var(--shadow);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background: var(--white);
    transition: var(--transition);
}

.faq-question h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin: 0;
}

.faq-question i {
    color: var(--gray-400);
    transition: var(--transition);
    font-size: 0.9rem;
}

.faq-item.active .faq-question {
    background: var(--primary-bg);
}

.faq-item.active .faq-question h4 {
    color: var(--primary);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
    color: var(--primary);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.25rem;
    max-height: 500px;
}

.faq-answer p {
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* Mission & Vision */
.mission-vision {
    padding: 5rem 0;
    background: var(--gray-50);
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.mv-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.mv-card.mission {
    border-top: 4px solid var(--primary);
}

.mv-card.vision {
    border-top: 4px solid var(--primary-lighter);
}

.mv-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.mv-card.mission .mv-icon {
    background: var(--primary-bg);
    color: var(--primary);
}

.mv-card.vision .mv-icon {
    background: #dbeafe;
    color: #3b82f6;
}

.mv-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

.mv-list {
    list-style: none;
    padding: 0;
}

.mv-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.mv-list li i {
    color: var(--success);
}

/* Stats Section */
.stats-section {
    padding: 5rem 0;
    background: var(--white);
}

.stat-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

/* Contact Page Styles */
.contact-info-wrapper {
    display: flex;
    flex-direction: column;
}

.contact-info-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
}

.contact-info-card h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0.75rem 0;
    color: var(--gray-900);
}

.contact-info-card > p {
    color: var(--gray-500);
    margin-bottom: 2rem;
}

.contact-detail-card {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--gray-100);
}

.contact-detail-card:last-of-type {
    border-bottom: none;
}

.contact-icon-circle {
    width: 48px;
    height: 48px;
    background: var(--primary-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-detail-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--gray-800);
}

.contact-detail-content p,
.contact-detail-content a {
    display: block;
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
    text-decoration: none;
    line-height: 1.6;
}

.contact-detail-content a:hover {
    color: var(--primary);
}

.contact-social-links {
    margin-top: 1rem;
}

.contact-social-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.social-buttons {
    display: flex;
    gap: 0.75rem;
}

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
    font-size: 1rem;
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.social-btn.facebook { background: #1877f2; }
.social-btn.instagram { background: #e4405f; }
.social-btn.youtube { background: #ff0000; }
.social-btn.whatsapp { background: #25d366; }
.social-btn.linkedin { background: #0a66c2; }

/* Contact Form Card */
.contact-form-wrapper {
    display: flex;
}

.contact-form-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
    width: 100%;
}

.contact-form-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.contact-form-card > p {
    color: var(--gray-500);
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row.two-col .form-group {
    flex: 1;
}

.required {
    color: var(--error);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-weight: 400;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin-top: 2px;
}

/* Quick Contact */
.quick-contact {
    padding: 5rem 0;
    background: var(--gray-50);
}

.quick-contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.quick-contact-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    display: block;
}

.quick-contact-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--primary-lighter);
}

.qc-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.quick-contact-card:hover .qc-icon {
    background: var(--primary-gradient);
    color: var(--white);
}

.quick-contact-card.whatsapp .qc-icon {
    background: #dcfce7;
    color: #25d366;
}

.quick-contact-card.whatsapp:hover .qc-icon {
    background: #25d366;
    color: var(--white);
}

.quick-contact-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.quick-contact-card p {
    color: var(--gray-600);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.quick-contact-card span {
    font-size: 0.85rem;
    color: var(--gray-400);
}

/* Map Section */
.map-section {
    padding: 0;
}

.map-container {
    width: 100%;
    line-height: 0;
}

.map-container iframe {
    width: 100%;
    filter: grayscale(20%);
}

/* Responsive for New Sections */
@media (max-width: 768px) {
    .page-banner h1 {
        font-size: 2rem;
    }
    
    .filter-bar {
        flex-direction: column;
    }
    
    .filter-search {
        min-width: 100%;
    }
    
    .filter-buttons {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }
    
    .filter-btn {
        font-size: 0.8rem;
        padding: 0.4rem 1rem;
    }
    
    .mv-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row.two-col {
        flex-direction: column;
    }
    
    .contact-info-card,
    .contact-form-card {
        padding: 1.5rem;
    }
    
    .quick-contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .quick-contact-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}
.founder-image{
    width:120px;
    height:120px;
    border-radius:50%;
    overflow:hidden;
    margin:auto;
    border:4px solid #fff;
}

.founder-photo{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
}