:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --bg-color: #0f172a;
    --surface-color: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --success-color: #22c55e;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
}

.container {
    background-color: var(--surface-color);
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 500px;
}

.report-container {
    max-width: 1000px;
}

.header {
    text-align: center;
    margin-bottom: 2rem;
}

.logo {
    max-width: 120px;
    height: auto;
    margin-bottom: 1rem;
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
    object-fit: cover;
}

h1 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #818cf8, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

p {
    color: var(--text-muted);
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.9rem;
}

input[type="text"], select {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    background-color: var(--bg-color);
    border: 1px solid #334155;
    color: var(--text-main);
    font-size: 1rem;
    transition: all 0.3s ease;
}

input[type="text"]:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

button {
    width: 100%;
    padding: 0.875rem;
    border: none;
    border-radius: 0.5rem;
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--text-muted);
    color: var(--text-main);
    margin-top: 1rem;
    text-align: center;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn-danger {
    background-color: var(--danger-color);
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    width: auto;
}

.btn-danger:hover {
    background-color: var(--danger-hover);
}

.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 500;
}

.alert-success {
    background-color: rgba(34, 197, 94, 0.2);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.4);
}

.alert-error {
    background-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.4);
}

/* Table styles */
.filter-section {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: flex-end;
}

.filter-section .form-group {
    margin-bottom: 0;
    flex: 1;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
    background-color: var(--bg-color);
    border-radius: 0.5rem;
    overflow: hidden;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #334155;
}

th {
    background-color: #0f172a;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

.nav-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
@media (max-width: 600px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}