/* ========================================
   CSS Variables & Reset
   ======================================== */

:root {
    /* Color Palette - Yellow Background & Blue Text Theme */
    --primary: #0066CC;
    --primary-dark: #003d7a;
    --secondary: #FFD700;
    --secondary-dark: #FFA500;
    --accent: #0052A3;
    --dark: #001a4d;
    --dark-alt: #FFF9E6;
    --light: #001a4d;
    --light-yellow: #FFFACD;
    --gray: #003d7a;
    --bg-yellow: #FFF4B3;
    
    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Space Mono', monospace;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-max: 1200px;
}

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

body {
    font-family: var(--font-body);
    background: linear-gradient(135deg, #FFF9E6 0%, #FFF4B3 50%, #FFFACD 100%);
    background-attachment: fixed;
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 30px;
}

/* ========================================
   Header & Navigation
   ======================================== */

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 249, 230, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 3px solid var(--primary);
    animation: slideDown 0.5s ease-out;
    box-shadow: 0 2px 10px rgba(0, 102, 204, 0.1);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--primary);
    letter-spacing: 2px;
}

.logo-icon {
    font-size: 2rem;
    animation: rotate 4s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.main-nav {
    display: flex;
    gap: 40px;
}

.main-nav a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
}

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

.main-nav a:hover {
    color: var(--primary);
}

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

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(0, 102, 204, 0.15) 100%),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 102, 204, 0.05) 2px,
            rgba(0, 102, 204, 0.05) 4px
        );
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% {
        transform: scale(1) rotate(0deg);
    }
    50% {
        transform: scale(1.1) rotate(1deg);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 6rem;
    line-height: 1;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out backwards;
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

.title-line:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--gray);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.8s backwards;
}

.cta-button {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #FFFFFF;
    border: none;
    padding: 18px 50px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
    animation: fadeInUp 0.8s ease-out 1s backwards;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.5);
}

.cta-button:active {
    transform: translateY(-1px);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2rem;
    color: var(--primary);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

/* ========================================
   Section Styling
   ======================================== */

section {
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--dark);
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.title-underline {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    margin: 0 auto;
}

/* ========================================
   Mission Section
   ======================================== */

.mission-section {
    background: rgba(255, 250, 205, 0.7);
    backdrop-filter: blur(10px);
}

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

.mission-card {
    background: rgba(255, 255, 255, 0.8);
    padding: 40px;
    border-radius: 15px;
    border: 3px solid var(--primary);
    transition: all 0.4s ease;
    text-align: center;
}

.mission-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.3);
}

.card-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.mission-card h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.mission-card p {
    color: var(--dark);
    line-height: 1.8;
}

/* ========================================
   Programs Section
   ======================================== */

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.program-item {
    background: rgba(255, 255, 255, 0.9);
    padding: 40px 30px;
    border-left: 4px solid var(--primary);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.program-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(255, 215, 0, 0.1));
    transition: width 0.4s ease;
}

.program-item:hover::before {
    width: 100%;
}

.program-item:hover {
    border-left-color: var(--accent);
    transform: translateX(10px);
}

.program-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    color: rgba(0, 102, 204, 0.2);
    margin-bottom: 10px;
    position: relative;
}

.program-item h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 15px;
    position: relative;
}

.program-item p {
    color: var(--gray);
    position: relative;
}

/* ========================================
   Skills Section
   ======================================== */

.skills-section {
    background: rgba(255, 250, 205, 0.7);
    backdrop-filter: blur(10px);
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.skill-badge {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #FFFFFF;
    padding: 15px 30px;
    border-radius: 50px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    cursor: default;
}

.skill-badge:hover {
    transform: scale(1.1) rotate(-2deg);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.4);
}

/* ========================================
   Join Section
   ======================================== */

.join-section {
    background: rgba(255, 250, 205, 0.7);
    backdrop-filter: blur(10px);
    text-align: center;
}

.join-content h2 {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--dark);
    margin-bottom: 20px;
}

.join-content p {
    color: var(--gray);
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.join-message {
    margin-top: 30px;
    padding: 20px;
    border-radius: 10px;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.join-message.show {
    opacity: 1;
    transform: translateY(0);
}

.join-message.success {
    background: rgba(0, 102, 204, 0.2);
    color: var(--primary);
    border: 2px solid var(--primary);
}

/* ========================================
   Contact Section
   ======================================== */

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

.contact-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 15px;
    border: 3px solid var(--primary);
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.3);
}

.contact-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.contact-card p {
    color: var(--dark);
    line-height: 1.8;
}

/* ========================================
   History Section
   ======================================== */

.history-section {
    background: rgba(255, 244, 179, 0.5);
    backdrop-filter: blur(10px);
}

.history-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: start;
}

.history-text h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 25px;
}

.history-text p {
    color: var(--dark);
    line-height: 1.8;
    margin-bottom: 20px;
}

.history-highlights {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.highlight-item {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    border-left: 4px solid var(--primary);
    transition: all 0.3s ease;
}

.highlight-item:hover {
    transform: translateX(10px);
    border-left-color: var(--accent);
}

.highlight-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.highlight-item h4 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.highlight-item p {
    color: var(--gray);
}

/* ========================================
   Mentors Section
   ======================================== */

.mentors-section {
    background: rgba(255, 250, 205, 0.7);
    backdrop-filter: blur(10px);
}

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

.mentors-text h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 25px;
}

.mentors-text p {
    color: var(--dark);
    line-height: 1.8;
    margin-bottom: 20px;
}

.mentor-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    border: 3px solid var(--primary);
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.3);
}

.feature-card h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--gray);
}

/* ========================================
   Student Board Section
   ======================================== */

.board-section {
    background: rgba(255, 244, 179, 0.5);
    backdrop-filter: blur(10px);
}

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

.board-member {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 40px 30px;
    border-radius: 15px;
    border: 3px solid var(--primary);
    text-align: center;
    transition: all 0.4s ease;
}

.board-member:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.3);
}

.member-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.board-member h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.member-title {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.member-desc {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ========================================
   Footer
   ======================================== */

.main-footer {
    background: rgba(255, 249, 230, 0.98);
    backdrop-filter: blur(10px);
    border-top: 3px solid var(--primary);
    padding: 50px 0 30px;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--primary);
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.footer-text {
    color: var(--dark);
    margin-bottom: 20px;
}

.footer-copyright {
    color: var(--gray);
    font-size: 0.9rem;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .main-nav {
        gap: 20px;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .stat-number {
        font-size: 3rem;
    }
    
    .mission-content,
    .programs-grid,
    .contact-grid,
    .board-grid {
        grid-template-columns: 1fr;
    }
    
    .history-content,
    .mentors-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .main-nav {
        flex-direction: column;
        gap: 10px;
    }
}