@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --primary: #1a56db;
    --primary-dark: #1341a3;
    --danger: #e02424;
    --success: #057a55;
    --warning: #c27803;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-600: #4b5563;
    --gray-800: #1f2937;
    --sidebar-w: 240px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    font-size: 14px;
}

/* NAVBAR */
.navbar {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--primary);
    color: #fff;
    padding: 0 24px;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,.15);
}

.navbar-brand { display: flex; align-items: center; gap: 10px; line-height: 1.1; }
.navbar-brand img { height: 28px; width: auto; }
.navbar-brand-text { display: flex; flex-direction: column; }
.navbar-brand .logo { font-weight: 700; font-size: 16px; }
.navbar-brand .subtitle { font-size: 10px; opacity: .75; }

.navbar-menu { display: flex; list-style: none; gap: 4px; flex: 1; }
.navbar-menu a {
    display: block;
    padding: 6px 14px;
    color: rgba(255,255,255,.85);
    text-decoration: none;
    border-radius: 6px;
    font-size: 13px;
    transition: background .15s;
}
.navbar-menu a:hover, .navbar-menu a.active {
    background: rgba(255,255,255,.15);
    color: #fff;
}

.navbar-user { display: flex; align-items: center; gap: 12px; font-size: 13px; }
.btn-logout {
    padding: 5px 12px;
    border: 1px solid rgba(255,255,255,.4);
    border-radius: 6px;
    color: #fff;
    text-decoration: none;
    font-size: 12px;
    transition: background .15s;
}
.btn-logout:hover { background: rgba(255,255,255,.15); }

/* LAYOUT */
.container { max-width: 1200px; margin: 0 auto; padding: 24px 16px; }

/* PAGE HEADER */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}
.page-header h1 { font-size: 22px; font-weight: 600; }

/* CARDS */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}
.card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
.card-stat { font-size: 28px; font-weight: 700; color: var(--primary); }
.card-label { color: var(--gray-600); font-size: 12px; margin-top: 4px; }

/* TABLE */
.table-wrapper {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
table { width: 100%; border-collapse: collapse; }
th {
    background: var(--gray-100);
    padding: 10px 14px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: .04em;
    border-bottom: 1px solid var(--gray-200);
}
td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--gray-50); }

/* BADGES */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 99px;
    font-size: 11px;
    font-weight: 600;
}
.badge-success { background: #d1fae5; color: var(--success); }
.badge-danger  { background: #fee2e2; color: var(--danger); }
.badge-warning { background: #fef3c7; color: var(--warning); }
.badge-info    { background: #dbeafe; color: var(--primary); }

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 7px;
    border: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: opacity .15s, background .15s;
}
.btn:hover { opacity: .85; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-danger  { background: var(--danger); color: #fff; }
.btn-outline {
    background: #fff;
    border: 1px solid var(--gray-200);
    color: var(--gray-800);
}
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* FORMS */
.form-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    padding: 28px;
    box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--gray-600); }
.form-group input,
.form-group select,
.form-group textarea {
    padding: 8px 10px;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    font-size: 13px;
    font-family: inherit;
    transition: border .15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26,86,219,.1);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-actions { display: flex; gap: 10px; margin-top: 20px; }

/* ALERT */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13px;
}
.alert-error   { background: #fee2e2; color: var(--danger); }
.alert-success { background: #d1fae5; color: var(--success); }

/* LOGIN */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a56db 0%, #1341a3 100%);
}
.login-card {
    background: #fff;
    border-radius: 14px;
    padding: 40px 36px;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.login-card h1 { font-size: 20px; margin-bottom: 6px; }
.login-card .subtitle { color: var(--gray-600); font-size: 13px; margin-bottom: 28px; }

/* FOOTER */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--gray-600);
    font-size: 12px;
    border-top: 1px solid var(--gray-200);
    margin-top: 40px;
}

/* PRINT */
@media print {
    .navbar, .page-header .btn, .btn, footer { display: none !important; }
    .container { padding: 0; }
}