/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --gray-lighter: #f1f5f9;
    --white: #ffffff;
    --success: #10b981;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
}

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

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-img {
    height: 200px;
    width: auto;
    display: block;
    transition: transform 0.3s;
}

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

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 80px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    top: -250px;
    right: -250px;
}

.hero-content {
    flex: 1;
    color: var(--white);
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-graphic {
    position: absolute;
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    gap: 20px;
}

.floating-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 20px;
    width: 120px;
    animation: float 3s ease-in-out infinite;
}

.floating-card.card-1 {
    animation-delay: 0s;
}

.floating-card.card-2 {
    animation-delay: 0.5s;
    margin-top: 40px;
}

.floating-card.card-3 {
    animation-delay: 1s;
    margin-top: 80px;
}

.code-line {
    height: 8px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 4px;
    margin-bottom: 8px;
}

.code-line.short {
    width: 60%;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

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

.btn-small {
    padding: 10px 24px;
    font-size: 14px;
}

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
}

/* Mission Section */
.mission {
    padding: 100px 20px;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.underline {
    width: 80px;
    height: 4px;
    background: var(--gradient);
    margin: 0 auto;
    border-radius: 2px;
}

.mission-text {
    max-width: 900px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 1.8;
    color: var(--gray);
    text-align: center;
}

/* Programs Section */
.programs {
    padding: 100px 20px;
    background: var(--gray-lighter);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.program-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
}

.program-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.program-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.program-icon svg {
    width: 32px;
    height: 32px;
    color: var(--white);
}

.program-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--dark);
}

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

/* CTA Section */
.cta {
    padding: 100px 20px;
    background: var(--gradient);
    text-align: center;
    color: var(--white);
}

.cta h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

/* Page Hero */
.page-hero {
    padding: 120px 20px 80px;
    background: var(--gradient);
    text-align: center;
    color: var(--white);
}

.page-hero h1 {
    font-size: 48px;
    margin-bottom: 15px;
}

.page-hero p {
    font-size: 20px;
    opacity: 0.95;
}

/* Officers Section */
.officers {
    padding: 80px 20px;
    background: var(--white);
}

.officers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.officer-card {
    background: var(--gray-lighter);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s;
}

.officer-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.officer-image {
    background: var(--gradient);
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-avatar {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-avatar svg {
    width: 60px;
    height: 60px;
    color: var(--white);
}

.officer-info {
    padding: 30px;
}

.officer-info h3 {
    color: var(--primary);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.officer-name {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark);
}

.officer-bio {
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

.officer-contact a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.officer-contact a:hover {
    color: var(--primary-dark);
}

/* Join Team Section */
.join-team {
    padding: 80px 20px;
    background: var(--gray-lighter);
    text-align: center;
}

.join-team h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.join-team p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 30px;
}

/* Events Section */
.events {
    padding: 80px 20px;
    background: var(--white);
}

.events-filter {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--gray-light);
    background: var(--white);
    color: var(--dark);
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

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

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.event-card {
    background: var(--gray-lighter);
    border-radius: 16px;
    padding: 30px;
    transition: all 0.3s;
}

.event-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.event-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.event-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.event-badge.workshop {
    background: #dbeafe;
    color: #1e40af;
}

.event-badge.webinar {
    background: #e0e7ff;
    color: #4338ca;
}

.event-badge.competition {
    background: #fce7f3;
    color: #be185d;
}

.event-date {
    font-size: 14px;
    color: var(--gray);
    font-weight: 600;
}

.event-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--dark);
}

.event-time,
.event-location {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 10px;
}

.event-time svg,
.event-location svg {
    width: 16px;
    height: 16px;
}

.event-description {
    color: var(--gray);
    line-height: 1.6;
    margin: 20px 0;
}

.event-card .btn {
    margin-top: 15px;
    background: var(--primary);
    color: var(--white);
}

.event-card .btn:hover {
    background: var(--primary-dark);
}

/* Calendar Section */
.calendar-section {
    padding: 80px 20px;
    background: var(--gray-lighter);
    text-align: center;
}

.calendar-section h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.calendar-section p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 30px;
}

/* Registration Section */
.registration {
    padding: 80px 20px;
    background: var(--white);
}

.registration-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.registration-info h2 {
    font-size: 36px;
    margin-bottom: 40px;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    align-items: start;
}

.benefit-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-icon svg {
    width: 20px;
    height: 20px;
    color: var(--white);
}

.benefit-item h4 {
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--dark);
}

.benefit-item p {
    color: var(--gray);
    line-height: 1.6;
}

/* Registration Form */
.registration-form-container {
    background: var(--gray-lighter);
    border-radius: 16px;
    padding: 40px;
    position: relative;
}

.form-header {
    margin-bottom: 30px;
}

.registration-form-container h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.form-subtitle {
    color: var(--gray);
    margin-bottom: 30px;
}

.google-form-embed {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.google-form-embed iframe {
    display: block;
    border: none;
}

.form-note {
    font-size: 13px;
    color: var(--gray);
    margin-top: 20px;
    padding: 15px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 8px;
    line-height: 1.6;
}

/* Event Stats */
.event-stats {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 2px solid var(--gray-light);
}

.event-stats span {
    display: inline-block;
    padding: 6px 14px;
    background: var(--white);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-light);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s;
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.form-note {
    font-size: 14px;
    color: var(--gray);
    margin-top: 15px;
    text-align: center;
}

/* Success Message */
.success-message {
    display: none;
    text-align: center;
    padding: 40px;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
}

.success-icon svg {
    width: 40px;
    height: 40px;
    color: var(--white);
}

.success-message h3 {
    font-size: 28px;
    margin-bottom: 15px;
    color: var(--dark);
}

.success-message p {
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 30px;
}

/* Footer */
footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-section p {
    color: var(--gray-light);
    line-height: 1.7;
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

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

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

.footer-bottom {
    border-top: 1px solid var(--dark-light);
    padding-top: 30px;
    text-align: center;
    color: var(--gray-light);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 60px 20px;
    }

    .hero-graphic {
        position: relative;
        right: auto;
        top: auto;
        transform: none;
        margin-top: 60px;
    }

    .hero-title {
        font-size: 42px;
    }

    .registration-content {
        grid-template-columns: 1fr;
    }

    .events-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .section-header h2 {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: left 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
        gap: 0;
    }

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

    .nav-menu li {
        padding: 15px 0;
    }

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

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-graphic {
        display: none;
    }

    .page-hero h1 {
        font-size: 36px;
    }

    .programs-grid,
    .officers-grid {
        grid-template-columns: 1fr;
    }

    .events-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-header h2 {
        font-size: 32px;
    }

    .cta h2 {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .registration-form-container {
        padding: 25px;
    }

    .section-header h2 {
        font-size: 28px;
    }

    .page-hero h1 {
        font-size: 28px;
    }

    .page-hero p {
        font-size: 16px;
    }
}

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

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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
} {
    margin-bottom: 25px;
}

.form-group