:root {
    --gold: #D4AF37;
    --yellow: #FFD700;
    --dark: #1A1A1A;
    --teal: #0A4A5B;
    --white: #fff;
    --gray: #f5f5f5;
    --red: #F44336;
    --green: #4CAF50;
    --orange: #FF9800;
    --blue: #2196F3;
    --shadow: 0 4px 20px rgba(0,0,0,.08);
    --radius: 16px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Poppins', sans-serif; background: var(--gray); color: var(--dark); }

/* ===== LAYOUT ===== */
.app { display: flex; min-height: 100vh; }

/* ===== SIDEBAR ===== */
.sidebar {
    width: 260px; background: var(--dark); color: var(--white);
    padding: 20px; position: fixed; height: 100vh; overflow-y: auto;
    z-index: 100; transition: transform .3s;
}
.sidebar .logo { text-align: center; margin-bottom: 25px; }
.sidebar .logo h2 { color: var(--gold); font-size: 1.1rem; }
.sidebar .logo small { color: #999; font-size: .65rem; }
.sidebar nav a {
    display: flex; align-items: center; gap: 12px; padding: 12px 15px;
    color: var(--white); text-decoration: none; border-radius: 10px;
    margin-bottom: 4px; transition: all .3s; font-size: .85rem;
}
.sidebar nav a i { color: var(--gold); width: 20px; text-align: center; }
.sidebar nav a:hover, .sidebar nav a.active { background: var(--gold); color: var(--dark); }
.sidebar nav a:hover i, .sidebar nav a.active i { color: var(--dark); }
.sidebar .user-box {
    position: absolute; bottom: 20px; left: 15px; right: 15px;
    padding: 15px; background: rgba(255,255,255,.05); border-radius: 12px;
    display: flex; align-items: center; gap: 10px;
}
.sidebar .user-box i { font-size: 2rem; color: var(--gold); }
.sidebar .user-box .name { font-size: .8rem; font-weight: 600; }
.sidebar .user-box .role { font-size: .65rem; color: #999; }

/* ===== MAIN ===== */
.main { flex: 1; margin-left: 260px; padding: 25px; }
.main-header {
    background: var(--white); padding: 20px 25px; border-radius: var(--radius);
    box-shadow: var(--shadow); margin-bottom: 25px;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 15px;
}
.main-header h1 { font-size: 1.3rem; }
.main-header h1 i { color: var(--gold); }

/* ===== CARDS ===== */
.card { background: var(--white); padding: 25px; border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 25px; }
.card h3 { margin-bottom: 15px; color: var(--teal); font-size: 1rem; }

/* ===== KPIs ===== */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 15px; margin-bottom: 25px; }
.kpi { background: var(--white); padding: 20px; border-radius: var(--radius); text-align: center; box-shadow: var(--shadow); border-left: 4px solid var(--gold); }
.kpi .num { font-size: 2rem; font-weight: 700; color: var(--teal); }
.kpi .lbl { font-size: .7rem; color: #666; text-transform: uppercase; margin-top: 5px; }

/* ===== BOTONES ===== */
.btn {
    padding: 10px 20px; border-radius: 10px; border: none; cursor: pointer;
    font-weight: 600; font-size: .8rem; transition: all .2s;
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-gold { background: var(--gold); color: var(--dark); } .btn-gold:hover { background: var(--yellow); }
.btn-dark { background: var(--dark); color: var(--gold); border: 1px solid var(--gold); } .btn-dark:hover { background: var(--gold); color: var(--dark); }
.btn-green { background: var(--green); color: var(--white); } .btn-red { background: var(--red); color: var(--white); }
.btn-blue { background: var(--blue); color: var(--white); } .btn-teal { background: var(--teal); color: var(--white); }
.btn-sm { padding: 5px 12px; font-size: .7rem; }

/* ===== FORMULARIOS ===== */
input, select, textarea {
    width: 100%; padding: 10px 12px; border: 2px solid #e0e0e0;
    border-radius: 10px; font-family: 'Poppins', sans-serif; font-size: .85rem; transition: .2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--gold); outline: none; }
.form-group { margin-bottom: 15px; }
.form-group label { display: block; margin-bottom: 5px; font-size: .75rem; color: #666; font-weight: 600; }
.row { display: flex; gap: 15px; flex-wrap: wrap; }
.col { flex: 1; min-width: 180px; }

/* ===== TABLA ===== */
.table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow); max-height: 400px; overflow-y: auto; }
table { width: 100%; border-collapse: collapse; }
th { background: var(--dark); color: var(--gold); padding: 12px; text-align: left; position: sticky; top: 0; font-size: .75rem; }
td { padding: 10px 12px; border-bottom: 1px solid #eee; font-size: .8rem; }
tr:hover { background: #fafafa; }

/* ===== BADGES ===== */
.badge { display: inline-block; padding: 4px 10px; border-radius: 15px; font-size: .65rem; font-weight: 600; color: var(--white); }
.badge-alta { background: var(--red); } .badge-media { background: var(--orange); } .badge-baja { background: var(--green); }
.badge-pendiente { background: var(--orange); } .badge-proceso { background: var(--blue); } .badge-corregido { background: var(--green); }
.badge-admin { background: var(--gold); color: var(--dark); }

/* ===== MODAL ===== */
.modal {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,.8); z-index: 2000; justify-content: center; align-items: center;
}
.modal-content {
    background: var(--white); width: 90%; max-width: 500px; padding: 30px;
    border-radius: var(--radius); border-top: 5px solid var(--gold);
    max-height: 80vh; overflow-y: auto; animation: slideUp .3s ease;
}
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-close { float: right; font-size: 22px; cursor: pointer; color: #666; }
.modal-close:hover { color: var(--red); }

/* ===== PROGRESS ===== */
.progress { height: 8px; background: #eee; border-radius: 5px; margin-top: 5px; }
.progress-bar { height: 100%; border-radius: 5px; transition: width .3s; }
.progress-bar.gold { background: var(--gold); }

/* ===== LOGIN ===== */
.login-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, var(--teal), var(--dark));
    z-index: 9999; display: flex; justify-content: center; align-items: center;
}
.login-box {
    background: var(--white); padding: 40px; border-radius: 20px;
    width: 400px; max-width: 90%; text-align: center; box-shadow: 0 20px 50px rgba(0,0,0,.3);
}
.login-box h2 { color: var(--dark); margin-bottom: 10px; }
.login-box p { color: #999; font-size: .8rem; margin-bottom: 25px; }
.login-box input { margin-bottom: 15px; }
.login-box .btn { width: 100%; justify-content: center; padding: 12px; font-size: 1rem; }

/* ===== MOBILE ===== */
.menu-toggle { display: none; position: fixed; top: 15px; left: 15px; z-index: 1100; background: var(--gold); border: none; padding: 10px; border-radius: 8px; cursor: pointer; font-size: 1.2rem; }
@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main { margin-left: 0; padding: 20px 15px; }
}
.card-hover { transition: all .3s ease; }
.card-hover:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,.2); }
.modal-content { background: linear-gradient(135deg, var(--white), #fafafa); }
.modal-content h2 { color: var(--teal); }
.modal-content input, .modal-content select, .modal-content textarea { border: 2px solid #e0e0e0; transition: all .3s; }
.modal-content input:focus, .modal-content select:focus, .modal-content textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,175,55,.2); }
.modal-content .btn-gold { background: linear-gradient(135deg, var(--gold), var(--yellow)); color: var(--dark); font-size: 1rem; padding: 12px; }
.modal-content .btn-gold:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(212,175,55,.4); }
.chart-wrap { height: 220px; max-height: 220px; }
canvas { max-height: 220px; }