/* ========== CSS VARIABLES ========== */
:root {
    --color-midnight: #0a1628;
    --color-navy: #1a2744;
    --color-slate: #334766;
    --color-steel: #64748b;
    --color-silver: #94a3b8;
    --color-cloud: #e2e8f0;
    --color-white: #f8fafc;
    --color-accent: #06b6d4;
    --color-accent-bright: #22d3ee;
    --color-accent-glow: rgba(6, 182, 212, 0.15);
    --color-warning: #f59e0b;
    --color-success: #10b981;
    
    --font-display: 'Syne', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-glow: 0 0 40px rgba(6, 182, 212, 0.3);
}

/* ========== RESET ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-midnight);
    color: var(--color-cloud);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ========== NAVIGATION ========== */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-silver);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--color-white);
    background: rgba(100, 116, 139, 0.15);
}

.nav-link.active {
    color: var(--color-accent);
}

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

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    cursor: pointer;
}

.dropdown-toggle::after {
    content: '';
    border: solid var(--color-silver);
    border-width: 0 2px 2px 0;
    padding: 3px;
    transform: rotate(45deg);
    margin-top: -3px;
    transition: transform 0.2s ease;
}

.dropdown:hover .dropdown-toggle::after {
    transform: rotate(-135deg);
    margin-top: 3px;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-navy);
    border: 1px solid rgba(100, 116, 139, 0.3);
    border-radius: 8px;
    padding: 0.5rem;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s ease;
    box-shadow: var(--shadow-lg);
}

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

.dropdown-item {
    display: block;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-silver);
    text-decoration: none;
    padding: 0.625rem 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    color: var(--color-white);
    background: rgba(6, 182, 212, 0.15);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-silver);
    transition: all 0.3s ease;
}

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(6, 182, 212, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(6, 182, 212, 0.08), transparent);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(100, 116, 139, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(100, 116, 139, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent);
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent);
    background: var(--color-accent-glow);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    border: 1px solid rgba(6, 182, 212, 0.3);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    max-width: 800px;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-silver);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    padding: 0.875rem 1.75rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
    color: var(--color-midnight);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px rgba(6, 182, 212, 0.4);
}

.btn-secondary {
    background: rgba(100, 116, 139, 0.15);
    color: var(--color-white);
    border: 1px solid rgba(100, 116, 139, 0.3);
}

.btn-secondary:hover {
    background: rgba(100, 116, 139, 0.25);
    border-color: rgba(100, 116, 139, 0.5);
}

/* ========== SECTIONS ========== */
section {
    padding: 6rem 2rem;
    position: relative;
}

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

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-silver);
    max-width: 600px;
    margin: 0 auto;
}

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

/* ========== PREVIEW SECTIONS (Homepage) ========== */
.preview-section {
    background: linear-gradient(180deg, var(--color-midnight), var(--color-navy));
}

.preview-section.alt-bg {
    background: var(--color-navy);
}

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

.preview-card {
    background: rgba(26, 39, 68, 0.6);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.preview-card:hover {
    transform: translateY(-4px);
    border-color: rgba(6, 182, 212, 0.3);
}

.preview-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Position the Family Partnership card (4th) under the Responsible Technology card (2nd)
   on wider screens so the icon appears centered beneath it. */
@media (min-width: 969px) {
    .preview-grid .preview-card:nth-child(4) {
        grid-column: 2;
        justify-self: center;
    }
}

.preview-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.75rem;
}

.preview-card p {
    color: var(--color-silver);
    font-size: 0.95rem;
}

/* CyberPatriots Preview */
.cyber-preview-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: center;
}

.cyber-preview-text p {
    color: var(--color-silver);
    margin-bottom: 1.5rem;
}

.cyber-preview-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-item {
    text-align: center;
    background: rgba(26, 39, 68, 0.6);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-radius: 12px;
    padding: 1.5rem;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-steel);
    margin-top: 0.25rem;
}

/* ========== PAGE HEADER (Inner Pages) ========== */
.page-header {
    padding: 8rem 2rem 4rem;
    background: linear-gradient(180deg, var(--color-midnight), var(--color-navy));
    text-align: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(6, 182, 212, 0.1), transparent);
}

.page-header .section-container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    color: var(--color-silver);
    max-width: 600px;
    margin: 0 auto;
}

/* ========== CLASSES PAGE ========== */
.classes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.class-card {
    background: rgba(26, 39, 68, 0.6);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.class-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-bright));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.class-card:hover {
    transform: translateY(-4px);
    border-color: rgba(6, 182, 212, 0.3);
    box-shadow: var(--shadow-lg);
}

.class-card:hover::before {
    opacity: 1;
}

.class-icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent-glow);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
}

.class-title {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.75rem;
}

.class-description {
    color: var(--color-silver);
    margin-bottom: 1.25rem;
}

.class-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-steel);
}

.class-meta span {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

/* ========== EVENTS PAGE ========== */
.events-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.event-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 2rem;
    align-items: center;
    background: rgba(26, 39, 68, 0.6);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    transition: all 0.3s ease;
}

.event-card:hover {
    border-color: rgba(6, 182, 212, 0.3);
    background: rgba(26, 39, 68, 0.8);
}

.event-date {
    text-align: center;
    min-width: 80px;
}

.event-date .month {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.event-date .day {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
}

.event-info h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.event-info p {
    color: var(--color-silver);
    font-size: 0.95rem;
}

.event-location {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-steel);
    margin-top: 0.5rem;
}

/* ========== CYBERPATRIOTS PAGE ========== */
.cyber-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.cyber-text h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.cyber-text p {
    color: var(--color-silver);
    margin-bottom: 1.5rem;
}

.cyber-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.cyber-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.cyber-feature-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-glow);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.5rem;
}

.cyber-feature h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.cyber-feature p {
    font-size: 0.95rem;
    color: var(--color-steel);
    margin: 0;
}

.cyber-visual {
    position: relative;
}

.cyber-card {
    background: rgba(26, 39, 68, 0.8);
    border: 1px solid rgba(100, 116, 139, 0.3);
    border-radius: 16px;
    padding: 2.5rem;
    position: relative;
}

.cyber-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 17px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.5), transparent, rgba(6, 182, 212, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.cyber-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

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

.cyber-stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.cyber-stat-label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-steel);
    margin-top: 0.5rem;
}

/* ========== ABOUT PAGE ========== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.about-image {
    position: relative;
}

.about-image-placeholder {
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--color-navy), var(--color-slate));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    border: 1px solid rgba(100, 116, 139, 0.2);
}

.about-text h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--color-silver);
    margin-bottom: 1.25rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(100, 116, 139, 0.2);
}

.highlight {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.highlight-icon {
    width: 32px;
    height: 32px;
    background: var(--color-accent-glow);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-weight: bold;
}

.highlight span {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-cloud);
}

/* ========== CONTACT PAGE ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-info h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 1rem;
}

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

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-method-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-glow);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-method-text {
    font-family: var(--font-display);
}

.contact-method-label {
    font-size: 0.8rem;
    color: var(--color-steel);
    margin-bottom: 0.125rem;
}

.contact-method-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-white);
}

.contact-method-value a {
    color: var(--color-white);
    text-decoration: none;
    transition: color 0.2s ease;
}

.contact-method-value a:hover {
    color: var(--color-accent);
}

/* Contact Form */
.contact-form {
    background: rgba(26, 39, 68, 0.6);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-radius: 16px;
    padding: 2.5rem;
}

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

.form-label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-cloud);
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-white);
    background: rgba(10, 22, 40, 0.6);
    border: 1px solid rgba(100, 116, 139, 0.3);
    border-radius: 8px;
    padding: 0.875rem 1rem;
    transition: all 0.2s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-steel);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
    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='%2394a3b8' 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: 18px;
}

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

.form-submit {
    width: 100%;
    margin-top: 0.5rem;
}

/* ========== FOOTER ========== */
footer {
    background: var(--color-navy);
    border-top: 1px solid rgba(100, 116, 139, 0.2);
    padding: 3rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo .logo-icon {
    width: 28px;
    height: 28px;
    font-size: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    font-family: var(--font-display);
    font-size: 0.875rem;
    color: var(--color-silver);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.footer-copyright {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-steel);
    width: 100%;
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(100, 116, 139, 0.15);
}
a {
    color: var(--color-accent);
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-accent-bright);
}
/* Tooltip for external links (LinkedIn) */
.linkedin-link {
    position: relative;
}
.linkedin-link[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    bottom: -9999px; /* hide by default */
    background: rgba(10,22,40,0.95);
    color: var(--color-cloud);
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    font-size: 0.8rem;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease, transform 0.15s ease;
}
.linkedin-link:hover[data-tooltip],
.linkedin-link:focus[data-tooltip] {
    outline: none;
}
.linkedin-link:hover[data-tooltip]::after,
.linkedin-link:focus[data-tooltip]::after {
    bottom: -38px;
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}
/* ========== RESPONSIVE ========== */
@media (max-width: 968px) {
    .cyber-content,
    .cyber-preview-content,
    .about-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-image {
        order: -1;
        max-width: 400px;
        margin: 0 auto;
    }

    .event-card {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
    }

    .event-location {
        justify-content: center;
    }

    .cyber-preview-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }

    nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(10, 22, 40, 0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 1rem;
        gap: 0;
        border-bottom: 1px solid rgba(100, 116, 139, 0.2);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        width: 100%;
        padding: 0.875rem 1rem;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0 0 0 1rem;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 7rem 1.5rem 3rem;
        min-height: auto;
    }

    section {
        padding: 4rem 1.5rem;
    }

    .page-header {
        padding: 7rem 1.5rem 3rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .cyber-stats {
        grid-template-columns: 1fr 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge,
.hero h1,
.hero-description,
.hero-buttons {
    animation: fadeInUp 0.6s ease forwards;
}

.hero h1 { animation-delay: 0.1s; }
.hero-description { animation-delay: 0.2s; }
.hero-buttons { animation-delay: 0.3s; }