:root {
    --primary-blue: #0A2540;
    --secondary-blue: #1D4ED8;
    --accent-gold: #F59E0B;
    --accent-light: #FEF3C7;
    --bg-light: #F8FAFC;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --white: #FFFFFF;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
}

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

/* Typography */
h1, h2, h3, h4, h5 {
    color: var(--primary-blue);
    font-weight: 700;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }
.py-5 { padding: 4rem 0; }

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

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

.btn-accent:hover {
    background-color: #D97706;
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-brand img {
    height: 65px;
}

.nav-brand span {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-blue);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-weight: 600;
    color: var(--text-main);
}

.nav-links a:hover {
    color: var(--secondary-blue);
}

/* Hero Section */
.hero {
    position: relative;
    height: 80vh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    color: var(--white);
}

.hero::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to right, rgba(10, 37, 64, 0.9), rgba(10, 37, 64, 0.4));
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin-left: 0;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 1.5rem;
    animation: slideUp 0.8s ease-out;
}

.hero p {
    font-size: 1.25rem;
    color: var(--white);
    opacity: 0.9;
    margin-bottom: 2rem;
    animation: slideUp 1s ease-out;
}

/* Cards & Grids */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); }

.card {
    background: var(--white);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border-top: 4px solid var(--accent-gold);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Footer */
footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 4rem 0 2rem;
}

footer h3 {
    color: var(--white);
}

footer p {
    color: rgba(255, 255, 255, 0.8);
}

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

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-links a:hover {
    color: var(--accent-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #CBD5E1;
    border-radius: 4px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.1);
}

/* Animations */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Admin Table */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #E2E8F0;
}

th {
    background-color: var(--bg-light);
    font-weight: 600;
    color: var(--primary-blue);
}

tr:hover {
    background-color: var(--bg-light);
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 600;
    background-color: var(--accent-light);
    color: var(--accent-gold);
}