:root {
    --neon-cyan: #00f2ff;
    --neon-purple: #bc13fe;
    --dark-bg: #0a0a0a;
    --card-bg: #151515;
    --input-bg: #1a1a1a;
    --text-color: #e0e0e0;
}

* { box-sizing: border-box; }

body {
    background-color: var(--dark-bg);
    color: var(--text-color);
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}


header {
    background: #000;
    border-bottom: 2px solid var(--neon-cyan);
    padding: 20px;
    text-align: center;
}

.main-logo {
    max-width: 250px;
    height: auto;
    filter: drop-shadow(0 0 10px var(--neon-cyan));
    margin-bottom: 15px;
}

nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

nav a {
    color: var(--neon-cyan);
    text-decoration: none;
    padding: 10px 18px;
    border: 1px solid transparent;
    text-transform: uppercase;
    font-size: 0.9rem;
    font-weight: bold;
    transition: 0.3s;
}

nav a:hover, nav a.active {
    border: 1px solid var(--neon-cyan);
    box-shadow: inset 0 0 8px var(--neon-cyan);
}


.container {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

h1, h2, h3 { color: var(--neon-cyan); text-transform: uppercase; letter-spacing: 2px; }


.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--card-bg);
    padding: 20px;
    border-left: 5px solid var(--neon-purple);
    transition: 0.3s;
    display: flex;
    flex-direction: column;
    height: 400px;
}

.stat-card h3 { margin-top: 0; }

.scrollable-table {
    flex: 1;
    overflow-y: auto;
    margin-top: 10px;
    padding-right: 5px;
}


.scrollable-table::-webkit-scrollbar {
    width: 5px;
}
.scrollable-table::-webkit-scrollbar-track {
    background: #000;
}
.scrollable-table::-webkit-scrollbar-thumb {
    background: var(--neon-purple);
}


table { width: 100%; border-collapse: collapse; background: rgba(255,255,255,0.02); }
th { background: #111; border-bottom: 2px solid var(--neon-purple); position: sticky; top: 0; z-index: 10; }
th a { display: block; padding: 15px; color: var(--neon-purple); text-decoration: none; text-transform: uppercase; font-size: 0.85rem; }
td { padding: 12px; border-bottom: 1px solid #222; font-size: 0.95rem; }


.form-section { background: var(--card-bg); padding: 20px; border: 1px solid #333; margin-bottom: 25px; }
.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; align-items: end; }
input, select, button { width: 100%; padding: 15px; background: var(--input-bg); border: 1px solid #444; color: var(--neon-cyan); font-size: 1rem; outline: none; transition: 0.3s; }
button { background: transparent; border: 1px solid var(--neon-cyan); cursor: pointer; text-transform: uppercase; font-weight: bold; }
button:hover { background: var(--neon-cyan); color: #000; box-shadow: 0 0 15px var(--neon-cyan); }


.login-body { display: flex; justify-content: center; align-items: center; min-height: 100vh; background: radial-gradient(circle, #1a1a1a 0%, #000 100%); padding: 20px; }
.login-card { background: var(--card-bg); padding: 30px; border: 1px solid var(--neon-purple); width: 100%; max-width: 400px; text-align: center; box-shadow: 0 0 20px rgba(188, 19, 254, 0.3); }
.login-logo { width: 100%; max-width: 250px; margin-bottom: 20px; }


footer { background: #000; border-top: 1px solid #333; padding: 30px; margin-top: auto; }
.footer-logos { display: flex; justify-content: center; align-items: center; gap: 40px; flex-wrap: wrap; }
.school-logo { height: 45px; background: white; padding: 5px; border-radius: 4px; }

@media (max-width: 768px) {
    .main-logo { max-width: 180px; }
    .grid-form { grid-template-columns: 1fr; }
    .stat-card { height: auto; max-height: 400px; }
}