.contact-alt-providers {
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-alt-providers a { text-decoration: underline; }
.contact-alt-providers .providers-label { color: var(--text-secondary); }

/* Reset and Base Styles */
:root {
    --primary-color: #000000;
    --secondary-color: #333333;
    --accent-color: #666666;
    --hover-color: #444444;
    --black: #000000;
    --dark-gray: #1f1f1f;
    --medium-gray: #666666;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --text-primary: #000000;
    --text-secondary: #666666;
    --border-color: #cccccc;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --primary-blue: #000000;
    --primary-hover: #000000;
    --error: #dc2626;
    --success: #10b981;
    --focus-ring: 0 0 0 3px rgba(0, 0, 0, 0.5);
    --transition-base: all 0.2s ease-in-out;
    --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);
}

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

body {
    font-family: 'Nunito Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
}

/* Ensure in-page anchors don't hide under fixed navbar */
html { scroll-padding-top: 96px; }

/* Headings use a bold, modern family similar to the reference */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', 'Mona Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    letter-spacing: 0.2px;
}

/* Modal (used by Defense Services popups) */
/* Modal Overlay - Enhanced for accessibility */
.modal-overlay { 
    position: fixed; 
    inset: 0; 
    background: rgba(0, 0, 0, 0.75); 
    display: none; 
    align-items: center; 
    justify-content: center; 
    z-index: 2000;
    padding: 1.5rem;
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}
.modal-overlay[aria-hidden="false"] { 
    display: flex;
    opacity: 1;
}

/* Ensure modal is properly announced to screen readers */
.modal-overlay[aria-hidden="false"] .modal {
    animation: modalFadeIn 0.3s ease-in-out;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.modal { 
    background: var(--white);
    color: var(--text-primary);
    max-width: 42rem;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    position: relative;
    border: 1px solid var(--gray-200);
    outline: none;
    -webkit-overflow-scrolling: touch;
}
.modal h3 { 
    margin-top: 0; 
    font-size: 1.4rem; 
}
.modal p { 
    color: #444; 
    line-height: 1.6; 
}
.modal ul { 
    margin: 12px 0 0; 
    padding-left: 18px; 
}
/* Modal Close Button - Enhanced for touch and keyboard */
.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    border-radius: 0.375rem;
    color: var(--text-secondary);
    transition: var(--transition-base);
    line-height: 1;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover,
.modal-close:focus {
    background-color: var(--gray-100);
    color: var(--text-primary);
    outline: none;
    box-shadow: var(--focus-ring);
}

.modal-close:active {
    transform: scale(0.95);
}

.modal-close svg {
    width: 1.5rem;
    height: 1.5rem;
}

/* Focus styles for keyboard navigation */
*:focus-visible {
    outline: 3px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: 0.25rem;
}

/* Skip to main content link for keyboard users */
.skip-to-content {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-blue);
    color: white;
    z-index: 1000;
    transform: translateY(-100%);
    transition: transform 0.2s ease-in-out;
    border-radius: 0.25rem;
}

.skip-to-content:focus {
    transform: translateY(0);
}

/* Enhanced focus styles for interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex="0"]:focus-visible {
    box-shadow: var(--focus-ring);
    outline: none;
}

/* Modern CTA style for "Learn More" button */
.cta-modern {
    border-radius: 999px;
    padding: 12px 18px;
    border: 1px solid #222;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(0,0,0,0.2);
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}

.cta-modern:hover,
.cta-modern:focus {
    transform: translateY(-2px);
    background: linear-gradient(135deg, #0a0a0a 0%, #222 100%);
    border-color: #333;
    box-shadow: 0 10px 24px rgba(0,0,0,0.28);
}

.cta-modern:active {
    transform: translateY(0) scale(0.985);
    box-shadow: 0 4px 16px rgba(0,0,0,0.22);
}

.cta-modern i {
    transition: transform .2s ease;
}

.cta-modern:hover i {
    transform: translateX(3px);
}

@media (prefers-reduced-motion: reduce) {
    .cta-modern, .cta-modern i { transition: none; }
}

/* Courses page specific styles (migrated from courses.html inline block) */
.courses-hero {
    background: linear-gradient(135deg, #000000 0%, #111111 50%, #000000 100%);
    color: white;
    padding: 100px 0 60px;
    text-align: center;
}

.courses-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.courses-hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.9;
}

.courses-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.course-card {
    background: #ffffff;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
    border: 1px solid #e5e5e5;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.course-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.course-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

.course-icon i {
    font-size: 24px;
    color: #ffffff;
}

.course-meta { flex: 1; }

.course-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: #111111;
    margin: 0 0 5px 0;
}

.course-level {
    background: #f2f2f2;
    color: #000000;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.course-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.course-features { margin-bottom: 25px; }

.course-features h4 {
    font-size: 1rem;
    color: #2c3e50;
    margin-bottom: 10px;
}

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

.features-list li {
    padding: 5px 0;
    color: #666;
    display: flex;
    align-items: center;
}

.features-list li i {
    color: #27ae60;
    margin-right: 10px;
    font-size: 14px;
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.course-duration { color: #666; font-size: 0.9rem; }

.course-btn {
    background: #000000;
    color: #ffffff;
    padding: 12px 24px;
    border: 1px solid #222222;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.course-btn:hover {
    transform: translateY(-2px);
    background: #111111;
    border-color: #333333;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}

.course-btn:active { transform: translateY(0) scale(0.985); box-shadow: 0 4px 12px rgba(0,0,0,.2); }

.back-btn {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    padding: 12px 16px;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-btn:hover { background: white; transform: translateY(-2px); }

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 20px;
    font-weight: 600;
}

.section-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 40px;
}

@media (max-width: 768px) {
    .courses-hero h1 { font-size: 2rem; }
    .courses-grid { grid-template-columns: 1fr; }
    .course-card { padding: 20px; }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 96px; /* taller navbar to accommodate larger brand logo */
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 72px;
    max-height: 72px;
    overflow: visible;
    background: transparent;
    border-radius: 0;
    padding: 4px 0;
    line-height: 0;
    transform: translateZ(0);
    will-change: opacity;
    min-width: 140px; /* reserve space for logo */
    max-width: 320px;
}

.logo-img {
    height: 64px;          /* larger for strong brand presence */
    width: auto;           /* keep aspect ratio */
    max-width: 320px;      /* allow wider wordmark */
    display: block;
    object-fit: contain;
    transform: none;
    transform-origin: center;
    image-rendering: -webkit-optimize-contrast;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
    -webkit-transform: translateZ(0);
    -moz-transform: translateZ(0);
    transform: translateZ(0);
}

@media (max-width: 640px) {
  .logo-img { height: 48px; max-width: 240px; }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-blue);
    transition: width 0.3s ease;
}

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

/* Active nav link state */
.nav-link.active {
    color: var(--primary-blue);
}
.nav-link.active::after {
    width: 100%;
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: 
        linear-gradient(135deg, #f0f2f5 0%, #e5e9f0 100%),
        linear-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
    color: var(--black);
    position: relative;
    overflow: hidden;
    padding: 20px;
}

/* Hero entrance animations */
.hero-content { animation: heroPop 1200ms cubic-bezier(.2,.9,.3,1) 300ms both; }
.hero h1 { animation: heroRise 1100ms ease-out 380ms both; }
.hero p { animation: heroRise 1100ms ease-out 460ms both; }
.hero .cta-button { animation: heroRise 1100ms ease-out 540ms both; }

@keyframes heroPop {
  0% { opacity: 0; transform: translateY(18px) scale(.98); filter: blur(6px); }
  60% { opacity: 1; transform: translateY(0) scale(1.01); filter: blur(0); }
  100% { transform: translateY(0) scale(1); }
}

@keyframes heroRise {
  0% { opacity: 0; transform: translateY(18px); }
  100% { opacity: 1; transform: translateY(0); }
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 2.5rem;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    z-index: 2;
    text-align: center;
    position: relative;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    color: var(--black);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    font-weight: 400;
}

.cta-button {
    display: inline-block;
    background: var(--black);
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 2px solid var(--black);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--white);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s ease;
    z-index: -1;
}

/* CTA sheen effect */
.cta-button::after {
    content: '';
    position: absolute;
    top: 0;
    left: -40%;
    width: 40%;
    height: 100%;
    background: linear-gradient(120deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.35) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-20deg);
    opacity: 0.0;
}

.cta-button:hover::after { animation: sheen 900ms ease forwards; }

@keyframes sheen {
  0% { left: -40%; opacity: 0; }
  10% { opacity: 0.6; }
  100% { left: 140%; opacity: 0; }
}

.cta-button:hover::before {
    width: 120%;
    height: 300%;
}

.cta-button:hover {
    color: var(--black);
    border-color: var(--black);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.cyber-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #666666 0%, #333333 50%, #000000 100%);
    background-image: 
        linear-gradient(rgba(128, 128, 128, 0.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(128, 128, 128, 0.3) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.4;
    transition: all 0.3s ease;
    cursor: pointer;
    z-index: 0;
}

/* Subtle background drift for the grid */
.cyber-grid { animation: gridDrift 60s linear infinite; }

@keyframes gridDrift {
  0% { background-position: 0 0, 0 0; }
  50% { background-position: 10px 10px, 10px 10px; }
  100% { background-position: 0 0, 0 0; }
}

.cyber-grid::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.2) 30%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: 1;
    left: var(--mouse-x, 50%);
    top: var(--mouse-y, 50%);
    transform: translate(-50%, -50%);
    mix-blend-mode: screen;
}

.cyber-grid:hover::before {
    opacity: 1;
}

/* Section Styles */
section {
    padding: 96px 0; /* more comfortable vertical rhythm */
    position: relative; /* for animated divider */
}

section:nth-child(even) {
    background-color: var(--light-gray);
}

/* Animated section divider */
section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, rgba(0,0,0,0) 0%, rgba(0,0,0,.12) 50%, rgba(0,0,0,0) 100%);
    background-size: 200% 100%;
    animation: dividerSweep 40s linear infinite;
    opacity: 0.6;
}

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

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

/* About Section */

.about-content {
    max-width: 720px;
    margin: 0 auto;
    text-align: left;
    line-height: 1.8;
}

.about-content p {
    font-size: 1.125rem;
    margin: 0 0 1rem 0;
    color: #374151;
}

.about-content p + p {
    margin-top: 0.75rem;
}

.location {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 2rem;
    color: var(--primary-blue);
    font-weight: 600;
}

.location i {
    color: var(--primary-blue);
    font-size: 0.95rem;
}

.about h2 {
    margin-bottom: 1.5rem;
    letter-spacing: 0.2px;
}

@media (max-width: 640px) {
    .about-content { text-align: center; }
}

/* Vision Section */
.vision {
    background: var(--black) !important;
    color: var(--white);
}

.vision h2 {
    color: var(--white);
}

.vision-tagline {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 3rem;
    color: var(--accent-blue);
}

.edt-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.edt-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(37, 99, 235, 0.3);
    transition: transform 0.28s cubic-bezier(.2,.9,.3,1), box-shadow 0.28s cubic-bezier(.2,.9,.3,1), border-color 0.28s cubic-bezier(.2,.9,.3,1);
    will-change: transform, box-shadow;
}

.edt-card:hover {
    transform: translateY(-8px) scale(1.03); /* pop-out */
    border-color: var(--primary-blue);
    box-shadow: 0 22px 48px rgba(2,6,23,0.22);
}

/* Press state for tactile feedback */
.edt-card:active {
    transform: translateY(-3px) scale(0.998);
    box-shadow: 0 10px 28px rgba(2,6,23,0.14);
}

/* Keyboard focus matches hover visual for accessibility */
.edt-card:focus-visible {
    outline: none;
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 22px 48px rgba(2,6,23,0.22), 0 0 0 6px rgba(37,99,235,0.06);
}

/* When Vision cards are anchors, keep appearance consistent */
.edt-link-card {
    text-decoration: none;
    color: inherit;
    display: block;
    cursor: pointer;
}

.edt-link-card:visited,
.edt-link-card:active,
.edt-link-card:hover {
    color: inherit;
    text-decoration: none;
}

.edt-icon {
    font-size: 3rem;
    color: white;
    margin-bottom: 1.5rem;
}

.edt-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

/* Staggered reveal for cards (leveraging existing .fade-in class from JS) */
.feature-card.fade-in { animation-delay: 200ms; }
.feature-card.fade-in:nth-child(2) { animation-delay: 300ms; }
.feature-card.fade-in:nth-child(3) { animation-delay: 400ms; }
.feature-card.fade-in:nth-child(4) { animation-delay: 500ms; }

.education-card.fade-in { animation-delay: 200ms; }
.education-card.fade-in:nth-child(2) { animation-delay: 300ms; }
.education-card.fade-in:nth-child(3) { animation-delay: 400ms; }
.education-card.fade-in:nth-child(4) { animation-delay: 500ms; }

.service-card.fade-in { animation-delay: 200ms; }
.service-card.fade-in:nth-child(2) { animation-delay: 300ms; }
.service-card.fade-in:nth-child(3) { animation-delay: 400ms; }

.tool-card.fade-in { animation-delay: 200ms; }
.tool-card.fade-in:nth-child(2) { animation-delay: 300ms; }
.tool-card.fade-in:nth-child(3) { animation-delay: 400ms; }
.tool-card.fade-in:nth-child(4) { animation-delay: 500ms; }

.edt-card.fade-in { animation-delay: 200ms; }
.edt-card.fade-in:nth-child(2) { animation-delay: 300ms; }
.edt-card.fade-in:nth-child(3) { animation-delay: 400ms; }

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.feature-card i {
    font-size: 2.5rem;
    color: #000000;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* Education Section */
.education-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.tab-button {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 12px 24px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: background-color 0.22s cubic-bezier(.2,.9,.3,1), color 0.22s cubic-bezier(.2,.9,.3,1), transform 0.18s cubic-bezier(.2,.9,.3,1), box-shadow 0.18s cubic-bezier(.2,.9,.3,1);
    position: relative;
    overflow: hidden;
    will-change: transform, box-shadow, background-color;
}

/* Remove the large radial pseudo-element animation (causes flashing). Keep interactions simple and accessible. */
.tab-button::before {
    display: none;
}

.tab-button.active,
.tab-button:hover {
    color: var(--white);
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 18px 42px rgba(2, 6, 23, 0.18);
    transform: translateY(-6px) scale(1.03); /* subtle pop-out */
}

/* Press state: slightly press down to simulate tactile feedback */
.tab-button:active {
    transform: translateY(-2px) scale(0.995);
    box-shadow: 0 8px 20px rgba(2,6,23,0.12);
}

/* Keyboard focus should match hover visual (accessibility) */
.tab-button:focus-visible {
    outline: none;
    box-shadow: 0 18px 42px rgba(2, 6, 23, 0.18), 0 0 0 4px rgba(37, 99, 235, 0.08);
    transform: translateY(-6px) scale(1.03);
}

@media (prefers-reduced-motion: reduce) {
    .tab-button { transition: none; }
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

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

.education-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-blue);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.education-card:hover {
    transform: translateY(-3px);
}

.education-card h3 {
    color: var(--primary-blue);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Awareness highlight card (bigger, centered, black theme) */
.awareness-highlight {
    background: #000000;
    color: #ffffff;
    border-left: none;
    border: 1px solid #222222;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35);
    padding: 2.5rem;
    grid-column: 1 / -1; /* span across all grid columns */
    max-width: 900px; /* wider than normal cards */
    margin: 0 auto; /* center within the grid */
    border-radius: 16px;
}

.awareness-highlight h3 {
    color: #ffffff;
    font-size: 1.6rem;
}

.awareness-highlight .features-list {
    margin: 0.75rem 0 0.5rem 1.25rem;
}

.awareness-highlight .features-list li {
    margin-bottom: 0.4rem;
}

.awareness-highlight .features-list i {
    color: #ffffff;
}

.awareness-highlight a {
    color: #ffffff;
    text-decoration: underline;
}

.awareness-highlight .education-card-actions .course-btn {
    background: #ffffff;
    color: #000000;
    border: 2px solid #ffffff;
    padding: 10px 16px;
    border-radius: 10px;
    text-decoration: none;
}

.awareness-highlight .education-card-actions .course-btn:hover {
    background: #eaeaea;
    transform: translateY(-2px);
}

/* Courses Access Section */
/* Training Types (black & white theme) */
.training-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

/* Force 3 columns on larger screens so the middle item stays centered */
@media (min-width: 992px) {
  .training-types {
    grid-template-columns: repeat(3, 1fr);
  }
}

.training-type-card {
    background: #000000;
    color: #ffffff;
    border: 1px solid #222222;
    border-radius: 14px;
    padding: 1.5rem 1.5rem 1.25rem;
    position: relative;
    box-shadow: 0 12px 28px rgba(0,0,0,0.35);
}

.training-type-card h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.training-type-card p {
    color: #f2f2f2;
    opacity: 0.9;
    line-height: 1.55;
}

.training-type-card a {
    color: #ffffff;
}

.price-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.4px;
}

.badge-paid {
    background: transparent;
    color: #ffffff;
    border: 1px solid #ffffff;
}

.badge-free {
    background: #ffffff;
    color: #000000;
    border: 1px solid #ffffff;
}
.courses-access-section {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}

.access-card {
    background: linear-gradient(135deg, #000000 0%, #111111 100%);
    color: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    max-width: 500px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.access-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
}

.access-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    backdrop-filter: blur(10px);
}

.access-icon i {
    font-size: 2.5rem;
    color: white;
}

.access-card h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.access-card p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.access-courses-btn {
    background: #000000;
    color: #ffffff;
    border: 2px solid #222222;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.access-courses-btn:hover {
    background: #111111;
    border-color: #333333;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

/* Defense Services Section */
.defense {
    background: var(--light-gray);
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(37, 99, 235, 0.15);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

/* Default gentle float for key icons */
.service-icon,
.edt-icon,
.feature-card i,
.tool-icon {
    animation: floatY 14.4s ease-in-out infinite;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* Tools Section */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.tool-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
    transition: left 0.5s ease;
}

.tool-card:hover::before {
    left: 100%;
}

.tool-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.tool-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.tool-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Connect Section */
.connect {
    background: #000000 !important; /* override section:nth-child(even) light background */
    color: var(--white);
    text-align: center;
}

/* Ensure higher specificity also wins */
section.connect { background: #000000 !important; }

.connect h2 {
    color: var(--white);
}

.connect p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem; /* more whitespace between social actions */
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

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

.social-link i {
    font-size: 1.2rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4.5rem; /* increase column spacing */
    max-width: 1000px;
    margin: 0 auto;
}

@media (max-width: 900px) {
  .contact-content {
    grid-template-columns: 1fr; /* stack on mobile/tablet */
    gap: 2rem;
  }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.25rem 0; /* clearer separation */
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-blue);
    width: 40px;
}

.contact-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

/* Contact form helpers */
.contact-fallback {
    margin-top: 10px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.contact-fallback a {
    color: var(--primary-color);
    text-decoration: underline;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--border-color);
    background-color: #ffffff;
    color: #000000;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0,0,0,0.06); /* clearer focus ring against light bg */
}

.submit-btn {
    background: var(--primary-color);
    color: var(--white);
    padding: 15px 30px;
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--white);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s ease;
    z-index: -1;
}

.submit-btn:hover::before {
    width: 120%;
    height: 300%;
}

.submit-btn:hover {
    color: var(--black);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.submit-btn:active { transform: translateY(0) scale(0.985); box-shadow: 0 6px 16px rgba(0,0,0,.22); }

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    text-align: center;
    padding: 2rem 0;
}

/* Footer link styles */
.footer a,
.footer .nav-link {
    color: var(--white);
    text-decoration: none;
}

.footer a:hover,
.footer .nav-link:hover {
    color: var(--white);
    opacity: 0.85;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 96px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    h2 {
        font-size: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .education-tabs {
        flex-direction: column;
        align-items: center;
    }

    .tab-button {
        width: 200px;
    }

    .social-links {
        flex-direction: column;
        align-items: center;
    }

    .social-link {
        width: 200px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .edt-grid,
    .features-grid,
    .education-grid,
    .services-grid,
    .tools-grid {
        grid-template-columns: 1fr;
    }

    .edt-card,
    .feature-card,
    .education-card,
    .service-card,
    .tool-card {
        padding: 1.5rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Offset anchored sections for fixed navbar (height ~70px) */
section {
    scroll-margin-top: 90px;
}

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

.fade-in {
    animation: fadeInUp 1s ease-out;
}

/* Slight hover tilt for cards */
.feature-card:hover,
.education-card:hover,
.service-card:hover,
.tool-card:hover,
.edt-card:hover {
    transform: translateY(-6px) rotateX(0.6deg) rotateY(0.4deg);
    transform-style: preserve-3d;
}

/* ===== ENHANCED SECURITY STYLES ===== */

/* Security notification styles */
.security-badge {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.security-badge.secure {
    background: rgba(16, 185, 129, 0.9);
    color: white;
}

.security-badge.insecure {
    background: rgba(220, 38, 38, 0.9);
    color: white;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.7; }
    100% { opacity: 1; }
}

.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
    margin-right: 8px;
}

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

/* Enhanced form validation */
.form-group {
    position: relative;
}

.error-message {
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
    font-weight: 500;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.success-message {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 1rem;
    border-radius: 12px;
    margin-top: 1rem;
    text-align: center;
    display: none;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    animation: slideInUp 0.5s ease-out;
}

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

/* Enhanced form states */
.form-group input:focus,
.form-group textarea:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.form-group input:invalid {
    border-color: inherit;
    box-shadow: none;
    animation: none;
}

@keyframes pulseError {
    0% { box-shadow: 0 0 0 2px rgba(220, 38, 38, 0.2); }
    50% { box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.1); }
    100% { box-shadow: 0 0 0 2px rgba(220, 38, 38, 0.2); }
}

.form-group input:valid {
    border-color: inherit;
    box-shadow: none;
}

/* Enhanced responsive design */
@media (max-width: 768px) {
    .security-badge {
        bottom: 15px;
        right: 15px;
        font-size: 11px;
        padding: 6px 10px;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .error-message {
        background: #fff5f5;
        border: 1px solid #dc2626;
        padding: 4px 8px;
        border-radius: 4px;
    }

    .success-message {
        background: #f0fdf4;
        border: 1px solid #10b981;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .error-message,
    .success-message,
    .security-badge {
        animation: none;
    }
}

/* ---------- Appended: Static CSS-only animations (non-intrusive) ---------- */

/* Fade in sections on load */
.section-fade-in {
    animation: sectionFadeIn 700ms ease-out both;
}

@keyframes sectionFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Gentle floating for icons to add subtle motion */
.float-icon {
    animation: floatY 14.4s ease-in-out infinite;
    transform-origin: center;
}

@keyframes floatY {
    0% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
    100% { transform: translateY(0); }
}

/* Soft pulse for cards to create a static ambient effect (very subtle) */
.soft-pulse {
    animation: pulseSoft 6s ease-in-out infinite;
}

@keyframes pulseSoft {
    0% { box-shadow: 0 10px 24px rgba(2,6,23,0.06); }
    50% { box-shadow: 0 18px 40px rgba(2,6,23,0.08); }
    100% { box-shadow: 0 10px 24px rgba(2,6,23,0.06); }
}

/* Apply to common elements via utility classes (non-destructive) */
.edt-card.soft-pulse, .feature-card.soft-pulse, .service-card.soft-pulse {
    will-change: box-shadow;
}

.edt-icon.float-icon, .feature-card i.float-icon, .service-icon.float-icon {
    will-change: transform;
}

/* Respect user preference to reduce motion */
@media (prefers-reduced-motion: reduce) {
    .section-fade-in,
    .float-icon,
    .soft-pulse,
    .hero-content,
    .hero h1,
    .hero p,
    .hero .cta-button,
    .cyber-grid,
    .fade-in,
    .feature-card,
    .education-card,
    .service-card,
    .tool-card,
    .edt-card {
        animation: none !important;
        transition: none !important;
    }
}

/* End appended animation rules */