:root {
    --slate-950: #020617;
    --slate-900: #0f172a;
    --slate-800: #1e293b;
    --indigo-600: #4f46e5;
    --neon-cyan: #06b6d4;
    --neon-lime: #84cc16;
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Roboto Mono', monospace;
}

body {
    font-family: var(--font-body);
    background-color: var(--slate-950);
    color: #f1f5f9;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, .navbar-brand {
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    font-weight: 700;
}

/* Navbar Enhancement */
.navbar {
    background-color: rgba(2, 6, 23, 0.8) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-800);
    padding: 1.25rem 0;
}

.navbar-brand img {
    filter: drop-shadow(0 0 8px rgba(79, 70, 229, 0.4));
}

/* Hero Section - Editorial Recipe */
.hero-section {
    padding: 160px 0 100px;
    background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.15), transparent 40%),
                radial-gradient(circle at 20% 80%, rgba(79, 70, 229, 0.1), transparent 40%);
    position: relative;
}

.hero-display-pill {
    background: rgba(79, 70, 229, 0.1);
    border: 1px solid rgba(79, 70, 229, 0.2);
    color: var(--indigo-600);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    display: inline-block;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(3.5rem, 8vw, 6.5rem);
    line-height: 0.85;
    margin-bottom: 2rem;
    color: white;
}

.hero-title span {
    color: var(--neon-cyan);
    -webkit-text-stroke: 1px var(--neon-cyan);
    -webkit-text-fill-color: transparent;
}

/* Bento Cards - Brutalist Recipe */
.bento-card {
    background-color: var(--slate-900);
    border: 1px solid var(--slate-800);
    border-radius: 24px;
    padding: 2.5rem;
    height: 100%;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
}

.bento-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    transition: background 0.3s ease;
}

.bento-card:hover {
    border-color: var(--slate-700);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.bento-card:hover::before {
    background: var(--indigo-600);
}

.course-logo {
    width: 80px;
    height: 80px;
    background-color: var(--slate-800);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    color: var(--neon-cyan);
    font-size: 2.25rem;
    transition: all 0.5s ease;
}

.bento-card:hover .course-logo {
    background-color: var(--neon-cyan);
    color: var(--slate-950);
    transform: scale(1.1) rotate(-8deg);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
}

.card-number {
    position: absolute;
    top: 2rem;
    right: 2rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--slate-700);
    font-weight: 700;
}

/* Marquee Section */
.marquee-container {
    background: var(--slate-900);
    border-top: 1px solid var(--slate-800);
    border-bottom: 1px solid var(--slate-800);
    padding: 2rem 0;
    overflow: hidden;
    white-space: nowrap;
}

.marquee-content {
    display: inline-block;
    animation: marquee 40s linear infinite;
}

.marquee-item {
    display: inline-block;
    padding: 0 3rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--slate-700);
    text-transform: uppercase;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Buttons */
.btn-primary {
    background-color: var(--indigo-600);
    border: none;
    border-radius: 12px;
    padding: 14px 28px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #4338ca;
    transform: scale(1.02);
    box-shadow: 0 0 15px rgba(79, 70, 229, 0.4);
}

/* Grid Section Header */
.section-header {
    margin-bottom: 4rem;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--indigo-600);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
    display: block;
}

footer {
    border-top: 1px solid var(--slate-800);
    padding: 80px 0 40px;
    margin-top: 100px;
    background: linear-gradient(to bottom, transparent, rgba(79, 70, 229, 0.05));
}

/* Modal and Form Styling */
.bg-slate-950 { background-color: var(--slate-950); }
.bg-slate-900 { background-color: var(--slate-900); }
.border-slate-800 { border-color: var(--slate-800) !important; }

.modal-content {
    border-width: 2px;
}

.form-control {
    border-radius: 12px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    background-color: var(--slate-950);
    border-color: var(--indigo-600);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
    color: white;
}

/* Dashboard Table */
#dashboard .table {
    border-collapse: separate;
    border-spacing: 0 8px;
}

#dashboard .table tr {
    background-color: var(--slate-950);
    border-radius: 12px;
    margin-bottom: 5px;
}

#dashboard .table td {
    vertical-align: middle;
    padding: 1rem;
    border: none;
}

#dashboard .table thead th {
    border: none;
}

.text-cyan { color: var(--neon-cyan); }