/* ================================
   Empirici Academy - Modern Design System 2025
   Complete UI/UX with All Features
   ================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Inter:wght@400;500;600&display=swap');

/* ================================
   CSS Custom Properties
   ================================ */
:root {
    --teal-primary: #1B9AAA;
    --teal-dark: #107D8B;
    --teal-light: #2DB2C4;
    --navy-dark: #0A1C28;
    --navy-medium: #1A3444;
    
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;
    
    --white: #FFFFFF;
    --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;
    
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
    --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.5vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.75rem + 2vw, 3rem);
    --text-5xl: clamp(3rem, 2rem + 3vw, 4rem);
    
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 2.5rem;
    --space-6: 3rem;
    --space-8: 4rem;
    --space-10: 5rem;
    --space-12: 6rem;
    --space-16: 8rem;
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    --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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--navy-dark);
    margin-bottom: var(--space-2);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
    margin-bottom: var(--space-3);
    color: var(--gray-700);
}

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

a:hover {
    color: var(--teal-dark);
}

a:focus-visible {
    outline: 2px solid var(--teal-primary);
    outline-offset: 4px;
    border-radius: var(--radius-sm);
}

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

.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--teal-primary);
    color: var(--white);
    padding: var(--space-2) var(--space-3);
    text-decoration: none;
    border-radius: 0 0 var(--radius-md) 0;
    z-index: 9999;
    font-weight: 600;
    transition: top var(--transition-base);
}

.skip-link:focus {
    top: 0;
    outline: 2px solid var(--white);
    outline-offset: 2px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-3);
    }
}

.section {
    padding: var(--space-10) 0;
}

@media (max-width: 768px) {
    .section {
        padding: var(--space-8) 0;
    }
}

/* ================================
   Header & Navigation
   ================================ */
.header {
    position: sticky;
    top: 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
}

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

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-3);
    gap: var(--space-4);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--navy-dark);
    text-decoration: none;
    transition: transform var(--transition-fast);
    padding: var(--space-) var(--space-3);
}

.logo:hover {
    transform: scale(1.02);
}

.logo-image {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    z-index: var(--z-dropdown);
    transition: transform var(--transition-base);
}

.hamburger:hover {
    transform: scale(1.1);
}

.hamburger-line {
    width: 24px;
    height: 3px;
    background: var(--navy-dark);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-2);
    align-items: center;
}

.nav-link {
    display: block; 
    font-weight: 500;
    color: var(--gray-700);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    line-height: 1.5; 
    text-align: center; 

}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--teal-primary);
    transition: transform var(--transition-base);
}

.nav-link:hover,
.nav-link:focus-visible {
    color: var(--teal-primary);
    background: var(--gray-50);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-link.active {
    color: var(--teal-primary);
    font-weight: 600;
}

.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

@media (max-width: 1000px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-10) var(--space-4);
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition-slow);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--space-3);
        font-size: var(--text-lg);
    }
}

/* ================================
   Buttons
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 4px;
}

.btn-primary {
    background: var(--teal-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--teal-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--navy-dark);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: var(--navy-medium);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: var(--white);
    color: var(--teal-primary);
    border-color: var(--white);
    box-shadow: 0 0 0 2px var(--white) inset;
}

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

.btn-large {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-lg);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}
/* ================================
   Hero Section
   ================================ */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, var(--teal-primary) 0%, var(--teal-dark) 100%);
    opacity: 0.08;
    clip-path: polygon(20% 0%, 100% 0%, 100% 100%, 0% 100%);
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    padding: var(--space-8) 0;
}

.hero-title {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-4);
    line-height: 1.1;
}

.hero-title .highlight {
    color: var(--teal-primary);
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--gray-600);
    margin-bottom: var(--space-6);
    line-height: 1.8;
}

.hero-cta-group {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
    margin-bottom: var(--space-8);
}

.hero-stats {
    display: flex;
    gap: var(--space-6);
    flex-wrap: wrap;
    padding-top: var(--space-6);
    border-top: 2px solid var(--gray-200);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.stat-number {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--teal-primary);
    font-family: var(--font-heading);
}

.stat-number::after {
    content: '+';
    margin-left: 4px;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--gray-600);
    font-weight: 500;
}

@media (max-width: 768px) {
    .hero {
        min-height: 70vh;
    }
    
    .hero-title {
        font-size: var(--text-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--text-lg);
    }
    
    .hero-cta-group {
        flex-direction: column;
    }
    
    .hero-cta-group .btn {
        width: 100%;
    }
    
    .hero-stats {
        gap: var(--space-4);
    }
}

/* ================================
   Page Hero
   ================================ */
.page-hero {
    background: linear-gradient(135deg, var(--teal-primary) 0%, var(--teal-dark) 100%);
    color: var(--white);
    padding: var(--space-10) 0 var(--space-8);
    text-align: center;
}

.page-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.page-hero-title {
    font-size: var(--text-4xl);
    color: var(--white);
    margin-bottom: var(--space-3);
}

.page-hero-title .highlight {
    color: var(--white);
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.5);
    text-decoration-thickness: 3px;
    text-underline-offset: 8px;
}

.page-hero-subtitle {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

/* ================================
   Section Styling
   ================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-8);
}

.section-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-3);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--gray-600);
}

.section-cta {
    text-align: center;
    margin-top: var(--space-8);
}

/* ================================
   Feature Cards - 4 PER ROW
   ================================ */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.feature-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

@media (max-width: 1200px) {
    .feature-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .feature-grid-4 {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    background: var(--white);
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--teal-primary);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-light));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    color: var(--white);
}

.feature-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
    color: var(--navy-dark);
}

.feature-description {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 0;
}

/* ================================
   HORIZONTAL SCROLLING CONTAINERS
   ================================ */
.scroll-container {
    position: relative;
    margin: 0 calc(-1 * var(--space-4));
    padding: 0 var(--space-4);

}

.horizontal-scroll {
    display: flex;
    gap: var(--space-6);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding-bottom: var(--space-3);
    padding-top: var(--space-3);
        padding-left: var(--space-3);
    -webkit-overflow-scrolling: touch;
}

.horizontal-scroll::-webkit-scrollbar {
    height: 8px;
}

.horizontal-scroll::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: var(--radius-full);
}

.horizontal-scroll::-webkit-scrollbar-thumb {
    background: var(--teal-primary);
    border-radius: var(--radius-full);
}

.horizontal-scroll::-webkit-scrollbar-thumb:hover {
    background: var(--teal-dark);
}

/* ================================
   Course Cards with Badge
   ================================ */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-6);
}

.course-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    scroll-snap-align: start;
    min-width: 320px;
}

.course-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: var(--teal-primary);
}

.course-image {
    width: 100%;
    height: 250px;
    object-fit: contain;  /* forces image to stretch/shrink */
    background: var(--gray-100);
}

/* old version
.course-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--gray-100);
}
*/
.course-content {
    padding: var(--space-4);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.course-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
    color: var(--navy-dark);
}

.course-description {
    color: var(--gray-600);
    margin-bottom: var(--space-4);
    flex: 1;
    line-height: 1.6;
}

.course-meta {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}

.course-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--gray-700);
}

.course-actions {
    display: flex;
    gap: var(--space-2);
    margin-top: auto;
}

.course-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: var(--space-3) var(--space-4);
    background: var(--teal-primary);
    color: var(--white);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-base);
    flex: 1;
    justify-content: center;
}

.course-link:hover {
    background: var(--teal-dark);
    color: var(--white);
    transform: translateY(-2px);
}

.course-badge-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
    background: var(--gray-100);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.course-badge-link:hover {
    background: var(--teal-primary);
    border-color: var(--teal-primary);
    transform: translateY(-2px);
    color: var(--white);
}

.course-badge-link svg {
    width: 20px;
    height: 20px;
}

/* ================================
   Blog Cards - HORIZONTAL SCROLL SUPPORT
   ================================ */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-6);
}

/* When blog cards are in horizontal scroll container */
.horizontal-scroll .blog-card {
    min-width: 320px;
    max-width: 380px;
    flex-shrink: 0;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    scroll-snap-align: start;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--teal-primary);
}

.blog-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--gray-100);
}

.blog-content {
    padding: var(--space-4);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-meta-stacked {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
}

.blog-author {
    color: var(--teal-primary);
    font-weight: 600;
}

.blog-date {
    color: var(--gray-500);
}

.blog-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
    color: var(--navy-dark);
}

.blog-excerpt {
    color: var(--gray-600);
    margin-bottom: var(--space-4);
    flex: 1;
    line-height: 1.6;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--teal-primary);
    font-weight: 600;
    margin-top: auto;
    transition: all var(--transition-fast);
}

.blog-link:hover {
    gap: 0.75rem;
}


/* ================================
   Team Cards - No Images, Horizontal Scroll
   ================================ */
.team-card {
    background: var(--white);
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    scroll-snap-align: start;
    min-width: 280px;
    max-width: 350px;
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--teal-primary);
}

.team-name {
    font-size: var(--text-xl);
    text-align: center;
    margin-bottom: var(--space-2);
    color: var(--navy-dark);
}

.team-role {
    color: var(--teal-primary);
    text-align: center;
    font-weight: 600;
    margin-bottom: var(--space-3);
}

.team-bio {
    color: var(--gray-600);
    text-align: center;
    line-height: 1.8;
    margin-bottom: 0;
}

/* ================================
   Testimonials - IMPROVED FORMATTING
   ================================ */
.testimonial-card {
    background: var(--white);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    scroll-snap-align: start;
    min-width: 320px;
    max-width: 400px;
    flex-shrink: 0;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--teal-primary);
}

.testimonial-quote {
    padding: var(--space-2);
    font-size: var(--text-lg);
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: var(--space-4);
    font-style: italic;
    position: relative;
}

.testimonial-quote::before {
    content: '"';
    font-size: 3rem;
    color: var(--teal-primary);
    opacity: 0.3;
    position: absolute;
    top: -1rem;
    left: -0.5rem;
    font-family: Georgia, serif;
}

.testimonial-author {
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: 0.25rem;
    font-size: var(--text-base);
}

.testimonial-role {
    color: var(--gray-500);
    font-size: var(--text-sm);
    margin-bottom: 0;
}


/* ================================
   CTA Section
   ================================ */
.cta-section {
    background: var(--gray-50);
}

.cta-card {
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-dark));
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    text-align: center;
    color: var(--white);
}

.cta-title {
    color: var(--white);
    font-size: var(--text-3xl);
    margin-bottom: var(--space-3);
}

.cta-text {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-6);
}

.cta-buttons {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
}

/* ================================
   Forms - Improved Dropdown Styling
   ================================ */
.form-group {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--gray-700);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: var(--text-base);
    transition: all var(--transition-base);
    background: var(--white);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--teal-primary);
    box-shadow: 0 0 0 3px rgba(27, 154, 170, 0.1);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%234B5563' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 20px;
    padding-right: 3rem;
    cursor: pointer;
}

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

.form-input.success,
.form-textarea.success,
.form-select.success {
    border-color: var(--color-success);
}

.form-error {
    color: var(--color-error);
    font-size: var(--text-sm);
    margin-top: 0.5rem;
}

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

/* ================================
   Footer
   ================================ */
.footer {
    background: var(--navy-dark);
    color: var(--white);
    padding: var(--space-10) 0 var(--space-4);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

@media (max-width: 968px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-size: var(--text-2xl);
    color: var(--white);
    margin-bottom: var(--space-3);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: var(--space-4);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

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

.social-link:hover {
    background: var(--teal-primary);
    transform: translateY(-4px);
}

.footer-heading {
    font-size: var(--text-lg);
    color: var(--white);
    margin-bottom: var(--space-3);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-link:hover {
    color: var(--white);
    transform: translateX(0.5rem);
}

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact svg {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

.footer-legal {
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

/* ================================
   Skeleton Loading
   ================================ */
.skeleton-card {
    background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-xl);
    height: 300px;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ================================
   Animations
   ================================ */
.fade-in {
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ================================
   Contact Info Display
   ================================ */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.contact-info-item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.contact-info-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.contact-info-content h3 {
    font-size: var(--text-lg);
    margin-bottom: 0.5rem;
}

.contact-info-content p {
    margin-bottom: 0;
    color: var(--gray-600);
/* ================================
   Posts's dark code block
   ================================ */    
}
pre {
  background-color: #1e1e1e; /* dark gray */
  color: #f8f8f2;           /* light text */
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
}
code {
  font-family: Consolas, Monaco, 'Courier New', monospace;
}

/* ================================
   INSTRUCTOR PAGE STYLES
   ================================ */

/* Instructor spotlight grid */
.instructor-spotlight-grid {
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 1rem;
    align-items: start;
}

.instructor-image-wrapper {
    position: relative;
}

.instructor-image-wrapper img {
    max-width: 100%;
    max-height: 300px;
    object-fit: contain;  /* forces image to stretch/shrink */
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    scroll-snap-align: start;

}


.verification-badge {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--teal-primary);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.instructor-title {
    font-size: 2.5rem;
    margin: 1rem 0 0.5rem;
}

.instructor-subtitle {
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
}

/* Credentials grid */
.credentials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.credential-badge {
    background: var(--gray-50);
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid var(--teal-primary);
}

.credential-badge strong {
    display: block;
    color: var(--teal-primary);
    margin-bottom: 0.25rem;
}

.credential-badge span {
    font-size: 0.9rem;
    color: var(--gray-600);
}

.instructor-bio {
    font-size: var(--text-lg);
    line-height: 1.8;
    color: var(--gray-700);
    margin: 2rem 0;
}

/* Responsive */
@media (max-width: 1000px) {
    .instructor-spotlight-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .credentials-grid {
        grid-template-columns: 1fr;
    }
/* ================================
        Dashboards
   ================================ */


}
.dashboard-container {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 16px;
    margin: 20px;
    width: 95%;
    max-width: 100%;

}
.responsive-iframe {
    position: relative;
    width: 100%;
    padding-bottom: 62.25%; /* Aspect ratio: 16:10 */
    height: 0;
    overflow: hidden;
    border-radius: 10px;
}
.responsive-iframe iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 10px;
}