/* website/css/style.css: Core Design System and Layout Styles */

:root {
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --primary: #0ea5e9; /* Tech Cyan */
    --primary-hover: #0284c7;
    --secondary: #6366f1; /* Indigo */
    --accent-gold: #f59e0b; /* Amber Gold for Quality */
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --success: #10b981;
    --danger: #ef4444;
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Outfit', 'Noto Kufi Arabic', sans-serif;
    --font-body: 'Noto Kufi Arabic', 'Inter', sans-serif;
}

/* 1. Global Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-body);
    line-height: 1.8;
    font-size: 15px;
    overflow-x: hidden;
    scroll-behavior: smooth;
    background-image: 
        radial-gradient(circle at top right, rgba(99, 102, 241, 0.08), transparent 400px),
        radial-gradient(circle at bottom left, rgba(14, 165, 233, 0.08), transparent 400px);
    background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.5px;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

.icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    stroke-width: 2;
    stroke: currentColor;
    fill: none;
    vertical-align: -0.15em;
}

/* 2. Utility Layouts */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-padding {
    padding: 6rem 0;
}

.section-header {
    margin-bottom: 3.5rem;
    text-align: center;
}

.section-header h2 {
    font-size: 2.2rem;
    margin-top: 0.5rem;
    margin-bottom: 0.8rem;
    color: var(--text-light);
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 800px;
    margin: 0 auto;
}

.text-center { text-align: center; }
.cyan-text { color: var(--primary); }
.gold-text { color: var(--accent-gold); }

/* Grid systems */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Table responsive wrapper */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 1.5rem;
    border-radius: 0.75rem;
}

/* 3. Button Component */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 0.7rem;
    font-weight: 700;
    font-size: 0.95rem;
    text-align: center;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

.cta-btn {
    padding: 0.55rem 1.4rem;
    font-size: 0.85rem;
    white-space: nowrap;
}


.btn-primary {
    background-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.5);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-light);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--text-muted);
    transform: translateY(-3px);
}

/* 4. Badges */
.badge {
    display: inline-block;
    padding: 0.3rem 0.9rem;
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.badge-primary {
    background-color: rgba(14, 165, 233, 0.15);
    color: var(--primary);
    border: 1px solid rgba(14, 165, 233, 0.3);
}

.badge-gold {
    background-color: rgba(245, 158, 11, 0.15);
    color: var(--accent-gold);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* 5. Header Component styles */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1450px;
    margin: 0 auto;
    padding: 0.8rem 1.5rem;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    white-space: nowrap;
    flex-shrink: 0;
    margin-right: 1.5rem;
}

[dir="rtl"] .brand-logo {
    margin-right: 0;
    margin-left: 1.5rem;
}

.main-logo-img {
    height: 48px;
    width: 48px;
    object-fit: contain;
    background-color: #ffffff;
    border-radius: 50%;
    padding: 4px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    transition: var(--transition-smooth);
    flex-shrink: 0;
}

.main-logo-img:hover {
    transform: scale(1.08);
    box-shadow: 0 0 15px rgba(255, 255, 255, 1);
}

.brand-text {
    display: flex;
    flex-direction: column;
    white-space: nowrap;
    flex-shrink: 0;
}

.brand-title {
    font-size: 1.25rem;
    font-weight: 800;
    white-space: nowrap;
}

.brand-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 1px;
    white-space: nowrap;
}

/* Language Switcher Component */
.lang-switcher {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    padding: 2px;
    backdrop-filter: blur(8px);
    white-space: nowrap;
    flex-shrink: 0;
}

.lang-btn {
    padding: 0.25rem 0.65rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    border-radius: 1.5rem;
    transition: var(--transition-smooth);
    line-height: 1.2;
    text-align: center;
    white-space: nowrap;
}

.lang-btn:hover {
    color: var(--text-light);
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn.active {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 0 10px rgba(14, 165, 233, 0.4);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0.4rem;
    flex-shrink: 0;
}

.nav-cta-wrapper {
    flex-shrink: 0;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 1;
    min-width: 0;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 0.75rem;
    align-items: center;
}

.nav-link {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    padding: 0.4rem 0.15rem;
    position: relative;
    white-space: nowrap;
}



.nav-link:hover, .nav-link.active {
    color: var(--text-light);
}

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

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

.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
    padding: 6px;
    z-index: 1001;
}

.toggle-bar {
    width: 24px;
    height: 2.5px;
    background-color: var(--text-light);
    border-radius: 2px;
    transition: var(--transition-smooth);
    transform-origin: center;
}

.nav-toggle.active .toggle-bar:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.nav-toggle.active .toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle.active .toggle-bar:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

body.menu-open {
    overflow: hidden !important;
}

/* 6. Main Content Area spacing & Page Banners */
.main-content {
    margin-top: 80px; /* Header Offset */
    min-height: calc(100vh - 350px);
}

.page-banner {
    padding: 5rem 1.5rem 3.5rem;
    background: radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.12) 0%, rgba(15, 23, 42, 0) 70%), #0b0f19;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    text-align: center;
}

.page-banner h1 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-top: 0.6rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    line-height: 1.3;
}

.page-banner p {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 720px;
    margin: 0 auto;
}

.page-banner .badge {
    margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
    .page-banner {
        padding: 4rem 1rem 2.5rem;
    }
    .page-banner h1 {
        font-size: 1.8rem;
    }
}

/* Global Scroll Reveal Animation */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 7. Footer Component styles */
.site-footer {
    background-color: #0b0f19;
    border-top: 1px solid var(--border-color);
    padding: 5rem 0 2rem;
    color: var(--text-muted);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.footer-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1.2fr 1.3fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-light);
}

.footer-logo-img {
    height: 40px;
    width: 40px;
    object-fit: contain;
    background-color: #ffffff;
    border-radius: 50%;
    padding: 3px;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
    transition: var(--transition-smooth);
}

.footer-logo-img:hover {
    transform: scale(1.08);
    box-shadow: 0 0 12px rgba(255, 255, 255, 1);
}

.footer-description {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 0.85rem;
    margin-top: 1rem;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.08);
    color: var(--text-light);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: var(--transition-smooth);
}

.light-theme .social-icon {
    background-color: rgba(15, 23, 42, 0.06);
    color: #0f172a;
    border: 1px solid rgba(15, 23, 42, 0.12);
}

.social-icon svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: var(--transition-smooth);
}

.social-icon:hover {
    transform: translateY(-4px) scale(1.08);
    color: #ffffff !important;
}

.social-icon.facebook:hover {
    background-color: #1877F2 !important;
    border-color: #1877F2 !important;
    box-shadow: 0 6px 18px rgba(24, 119, 242, 0.45);
}

.social-icon.linkedin:hover {
    background-color: #0A66C2 !important;
    border-color: #0A66C2 !important;
    box-shadow: 0 6px 18px rgba(10, 102, 194, 0.45);
}

.social-icon.youtube:hover {
    background-color: #FF0000 !important;
    border-color: #FF0000 !important;
    box-shadow: 0 6px 18px rgba(255, 0, 0, 0.45);
}

.social-icon.instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%) !important;
    border-color: #dc2743 !important;
    box-shadow: 0 6px 18px rgba(220, 39, 67, 0.45);
}

.social-icon:hover svg {
    fill: #ffffff !important;
}



.footer-title {
    color: var(--text-light);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a:hover {
    color: var(--text-light);
    padding-right: 5px;
}

.footer-contact-info {
    list-style: none;
}

.footer-contact-info li {
    margin-bottom: 0.8rem;
    font-size: 0.85rem;
}

.footer-organizer-logos {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    flex-wrap: wrap;
}

.logo-box {
    background-color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.4rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 85px;
    height: 85px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
    overflow: hidden;
}

.logo-box:hover {
    border-color: var(--primary);
    transform: translateY(-3px) scale(1.06);
    box-shadow: 0 8px 22px rgba(14, 165, 233, 0.4);
}

.logo-box img {
    max-height: 92%;
    max-width: 92%;
    width: auto;
    height: auto;
    object-fit: contain;
}


.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-legal-links a:hover {
    color: var(--text-light);
}

/* 8. Responsive Adaptations (Mobile, Tablet, Desktop PC) */

/* Laptop / Desktop medium screens (1025px - 1300px) */
@media (max-width: 1300px) and (min-width: 1025px) {
    .header-container {
        padding: 0.6rem 1rem;
    }
    .brand-title {
        font-size: 1.1rem;
    }
    .brand-subtitle {
        font-size: 0.68rem;
    }
    .nav-menu {
        gap: 0.5rem;
    }
    .nav-list {
        gap: 0.4rem;
    }
    .nav-link {
        font-size: 0.76rem;
        padding: 0.3rem 0.1rem;
    }
    .lang-btn {
        padding: 0.2rem 0.4rem;
        font-size: 0.7rem;
    }
    .cta-btn {
        padding: 0.45rem 0.9rem;
        font-size: 0.78rem;
    }
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet & Mobile Header Navigation Drawer (< 1024px) */
@media (max-width: 1024px) {
    .site-header {
        padding: 0.5rem 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        max-height: calc(100vh - 75px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        background-color: rgba(15, 23, 42, 0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem 1.5rem;
        gap: 1.5rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
        clip-path: circle(0% at 90% 0%);
        transition: clip-path 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .nav-menu.open {
        clip-path: circle(150% at 90% 0%);
    }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        width: 100%;
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 1.05rem;
        padding: 0.5rem;
        white-space: nowrap;
    }
    
    .header-controls {
        margin: 0.5rem 0;
    }

    .grid-3, .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Tablet Portrait & Small Tablet (< 768px) */
@media (max-width: 768px) {
    body {
        font-size: 14px;
    }

    .container {
        padding: 0 1rem;
    }

    .section-padding {
        padding: 3.5rem 0;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }

    .brand-title {
        font-size: 1.05rem;
    }

    .brand-subtitle {
        display: none;
    }

    .footer-row {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-organizer-logos {
        justify-content: center;
    }
}

/* Mobile Portrait (< 576px) */
@media (max-width: 576px) {
    .main-content {
        margin-top: 70px;
    }

    .brand-logo {
        gap: 0.5rem;
    }

    .main-logo-img {
        height: 38px;
        width: 38px;
        padding: 2px;
    }

    .brand-title {
        font-size: 0.95rem;
    }

    .cta-btn {
        padding: 0.5rem 1.2rem;
        font-size: 0.8rem;
    }

    .page-banner {
        padding: 3rem 1rem 2rem;
    }

    .page-banner h1 {
        font-size: 1.5rem;
    }

    .form-group input, 
    .form-group select, 
    .form-group textarea {
        padding: 0.7rem 0.85rem;
        font-size: 0.88rem;
    }

    .btn {
        width: 100%;
        padding: 0.75rem 1.2rem;
    }

    .cta-btn {
        width: auto;
    }
}

/* Extra Small Phones (< 380px) */
@media (max-width: 380px) {
    .container {
        padding: 0 0.75rem;
    }

    .brand-title {
        font-size: 0.88rem;
    }

    .lang-btn {
        padding: 0.2rem 0.4rem;
        font-size: 0.68rem;
    }

    .theme-toggle-btn {
        width: 32px;
        height: 32px;
    }

    .badge {
        font-size: 0.68rem;
        padding: 0.25rem 0.7rem;
    }
}


/* Custom premium card style */
.premium-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1.2rem;
    padding: 2.2rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.premium-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.1);
}

.premium-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition-smooth);
}

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

/* 9. Premium Form & Inputs Styles */
.form-group {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-light);
}

.form-group input:not([type="checkbox"]):not([type="radio"]), 
.form-group select, 
.form-group textarea {
    background-color: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1rem;
    border-radius: 0.6rem;
    color: var(--text-light);
    font-family: inherit;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    width: 100%;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' 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: left 1rem center;
    background-size: 1.1em;
    padding-left: 2.5rem;
}

[dir="rtl"] .form-group select {
    background-position: left 1rem center;
    padding-left: 2.5rem;
    padding-right: 1rem;
}

.form-group input::placeholder,
.form-group select::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    background-color: rgba(15, 23, 42, 0.8);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.form-group input[type="file"] {
    background-color: rgba(30, 41, 59, 0.2);
    border: 1px dashed var(--border-color);
    padding: 0.6rem 1rem;
    cursor: pointer;
}

.form-group input[type="file"]:hover {
    border-color: var(--primary);
    background-color: rgba(30, 41, 59, 0.4);
}

.form-group input[type="file"]::file-selector-button {
    background-color: var(--primary);
    border: none;
    border-radius: 0.4rem;
    color: #fff;
    padding: 0.4rem 1rem;
    margin-left: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-weight: 600;
    font-size: 0.85rem;
    font-family: inherit;
}

[dir="rtl"] .form-group input[type="file"]::file-selector-button {
    margin-left: 1rem;
    margin-right: 0;
}

.form-group input[type="file"]::file-selector-button:hover {
    background-color: var(--primary-hover);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
}

/* Custom Checkbox Styles */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.88rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition-smooth);
    user-select: none;
    line-height: 1.6;
}

.checkbox-item:hover {
    color: var(--text-light);
}

.form-group input[type="checkbox"],
.checkbox-item input[type="checkbox"] {
    width: 1.25rem !important;
    min-width: 1.25rem !important;
    max-width: 1.25rem !important;
    height: 1.25rem !important;
    min-height: 1.25rem !important;
    max-height: 1.25rem !important;
    padding: 0 !important;
    margin: 0.2rem 0 0 0 !important;
    border-radius: 0.3rem !important;
    border: 1px solid var(--border-color) !important;
    background-color: rgba(30, 41, 59, 0.6) !important;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
    transition: var(--transition-smooth);
    box-shadow: none !important;
}

.form-group input[type="checkbox"]:checked,
.checkbox-item input[type="checkbox"]:checked {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
    box-shadow: 0 0 10px rgba(14, 165, 233, 0.4) !important;
}

.form-group input[type="checkbox"]:checked::after,
.checkbox-item input[type="checkbox"]:checked::after {
    content: '✓';
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: bold;
    line-height: 1;
}

/* ==========================================================================
   10. LIGHT THEME SYSTEM OVERRIDES
   ========================================================================== */

/* Light Theme Variables */
:root.light-theme, body.light-theme {
    --bg-dark: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.8);
    --border-color: rgba(15, 23, 42, 0.1);
    --primary: #0284c7; /* Darker cyan for text contrast on light background */
    --primary-hover: #0369a1;
    --secondary: #4f46e5;
    --accent-gold: #d97706;
    --text-light: #0f172a; /* Dark text color */
    --text-muted: #475569;
}

/* Light Theme Overrides */
.light-theme body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    background-image: 
        radial-gradient(circle at top right, rgba(99, 102, 241, 0.04), transparent 400px),
        radial-gradient(circle at bottom left, rgba(14, 165, 233, 0.04), transparent 400px);
}

.light-theme .site-header {
    background-color: rgba(248, 250, 252, 0.85) !important;
    border-bottom: 1px solid var(--border-color);
}

.light-theme .brand-title {
    color: #0f172a !important;
}

.light-theme .site-footer {
    background-color: #f1f5f9 !important;
    color: var(--text-light);
    border-top: 1px solid var(--border-color);
}

.light-theme .page-banner {
    background: radial-gradient(circle at 50% 0%, rgba(2, 132, 199, 0.08) 0%, rgba(248, 250, 252, 0) 70%), #f8fafc !important;
    border-bottom: 1px solid rgba(15, 23, 42, 0.1) !important;
    color: #0f172a !important;
}

.light-theme .page-banner h1 {
    color: #0f172a !important;
}

.light-theme .page-banner p {
    color: #475569 !important;
}

.light-theme h1, 
.light-theme h2, 
.light-theme h3, 
.light-theme h4, 
.light-theme h5 {
    color: #0f172a;
}

.light-theme p {
    color: #475569;
}

.light-theme .logo-item {
    background-color: rgba(15, 23, 42, 0.02);
}

.light-theme .logo-item:hover {
    background-color: rgba(15, 23, 42, 0.04);
}

.light-theme .premium-card {
    background-color: #ffffff !important;
    border-color: rgba(15, 23, 42, 0.08) !important;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.04);
    color: #0f172a;
}

.light-theme .premium-card:hover {
    box-shadow: 0 15px 30px rgba(14, 165, 233, 0.1);
}

.light-theme input, 
.light-theme select, 
.light-theme textarea {
    background-color: #ffffff !important;
    color: #0f172a !important;
    border: 1px solid rgba(15, 23, 42, 0.15) !important;
}

.light-theme input:focus, 
.light-theme select:focus, 
.light-theme textarea:focus {
    border-color: var(--primary) !important;
}

.light-theme .checkbox-item input[type="checkbox"] {
    background-color: rgba(15, 23, 42, 0.05);
}

.light-theme .checkbox-item input[type="checkbox"]:checked {
    background-color: var(--primary);
}

.light-theme .nav-menu {
    background-color: rgba(248, 250, 252, 0.98);
}

.light-theme .nav-link {
    color: #334155;
}

.light-theme .nav-link.active,
.light-theme .nav-link:hover {
    color: var(--primary);
}

.light-theme .countdown-divider {
    color: rgba(15, 23, 42, 0.15);
}

/* Light Theme Program Tabs & Elements */
.light-theme .program-tabs {
    background-color: rgba(15, 23, 42, 0.03) !important;
    border-color: rgba(15, 23, 42, 0.1) !important;
}

.light-theme .tab-btn {
    color: #475569 !important;
}

.light-theme .tab-btn:hover {
    background-color: rgba(15, 23, 42, 0.05) !important;
    color: #0f172a !important;
}

.light-theme .tab-btn.active {
    background-color: var(--primary) !important;
    color: #ffffff !important;
}

.light-theme .timeline-header {
    border-bottom-color: rgba(15, 23, 42, 0.1) !important;
}

/* Light Theme Admin Dashboard */
.light-theme .admin-sidebar {
    background-color: #f1f5f9 !important;
    border-left-color: rgba(15, 23, 42, 0.1) !important;
}

.light-theme .sidebar-link {
    color: #475569 !important;
}

.light-theme .sidebar-link:hover, 
.light-theme .sidebar-link.active {
    background-color: rgba(15, 23, 42, 0.06) !important;
    color: #0f172a !important;
}

.light-theme .admin-title h1 {
    background: linear-gradient(135deg, #0f172a 0%, #334155 100%) !important;
    -webkit-background-clip: text !important;
    background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
}

.light-theme .admin-marquee-container {
    background: rgba(14, 165, 233, 0.06) !important;
    border-color: rgba(14, 165, 233, 0.2) !important;
}

/* Light Theme Section Backgrounds & Target Cards Fixes */
.light-theme .bg-slate-gray,
.light-theme .bg-dark-slate {
    background-color: #f1f5f9 !important;
    background-image: none !important;
    border-top: 1px solid rgba(15, 23, 42, 0.08) !important;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08) !important;
}

.light-theme .target-card,
.light-theme .about-box,
.light-theme .step-card,
.light-theme .gallery-card {
    background-color: #ffffff !important;
    border-color: rgba(15, 23, 42, 0.1) !important;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04) !important;
    color: #0f172a !important;
}

.light-theme .target-card-desc,
.light-theme .about-box p,
.light-theme .step-card p,
.light-theme .gallery-info p {
    color: #475569 !important;
}

.light-theme .gallery-img-wrapper {
    background-color: #f1f5f9 !important;
}

.light-theme .sector-icon,
.light-theme .track-icon,
.light-theme .contact-icon {
    background-color: rgba(2, 132, 199, 0.08) !important;
    border-color: rgba(2, 132, 199, 0.2) !important;
    color: #0284c7 !important;
}

.light-theme .tip-number {
    background-color: rgba(217, 119, 6, 0.1) !important;
    border-color: rgba(217, 119, 6, 0.25) !important;
    color: #d97706 !important;
}

.light-theme .location-map {
    background-color: #f1f5f9 !important;
    border-color: rgba(15, 23, 42, 0.1) !important;
    color: #475569 !important;
}

.light-theme .filters-panel,
.light-theme .modal-content {
    background-color: #ffffff !important;
    border-color: rgba(15, 23, 42, 0.1) !important;
    color: #0f172a !important;
}

.light-theme .filters-form select,
.light-theme .filters-form input {
    background-color: #ffffff !important;
    border-color: rgba(15, 23, 42, 0.15) !important;
    color: #0f172a !important;
}

.light-theme .marquee-content span {
    color: #0f172a !important;
}

.light-theme .dashboard-table th {
    color: #475569 !important;
    border-bottom-color: rgba(15, 23, 42, 0.1) !important;
}

.light-theme .dashboard-table td {
    color: #0f172a !important;
    border-bottom-color: rgba(15, 23, 42, 0.08) !important;
}

/* Light Theme 3D Hologram Adjustments */
.light-theme .hologram-ring-outer {
    border-color: rgba(2, 132, 199, 0.3);
}

.light-theme .hologram-ring-inner {
    border-color: rgba(79, 70, 229, 0.2);
}

.light-theme .hologram-glow {
    background: radial-gradient(circle, rgba(2, 132, 199, 0.12) 0%, transparent 70%);
}

.light-theme .hologram-projector {
    background: radial-gradient(ellipse, rgba(2, 132, 199, 0.25) 0%, transparent 70%);
}

/* Theme Toggle Button Layout Helper */
.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-light);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
    border-color: var(--primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.light-theme .theme-toggle-btn:hover {
    background-color: rgba(15, 23, 42, 0.05);
}

@media (max-width: 768px) {
    .light-theme .nav-menu {
        background-color: #f8fafc !important;
    }
}

/* White shadow / glow effect for partner and sponsor logos */
.logo-item img,
.partner-display-card img,
.sponsor-display-card img,
.sponsors-logos-grid img,
.logos-strip img {
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.45));
    transition: filter 0.3s ease, transform 0.3s ease;
}

.logo-item:hover img,
.partner-display-card:hover img,
.sponsor-display-card:hover img,
.sponsors-logos-grid .premium-card:hover img,
.logos-strip .logo-item:hover img {
    filter: drop-shadow(0 0 14px rgba(255, 255, 255, 0.8));
}

.light-theme .logo-item img,
.light-theme .partner-display-card img,
.light-theme .sponsor-display-card img,
.light-theme .sponsors-logos-grid img,
.light-theme .logos-strip img {
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.12));
}

.light-theme .logo-item:hover img,
.light-theme .partner-display-card:hover img,
.light-theme .sponsor-display-card:hover img,
.light-theme .sponsors-logos-grid .premium-card:hover img,
.light-theme .logos-strip .logo-item:hover img {
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.22));
}