/* ============================================================
   DISTEC - Sistema de Control de Pagos
   Estilos principales - Responsive
   ============================================================ */

:root {
    --primary:     #1a3a6b;
    --primary-light: #2a5298;
    --primary-dark: #0f2347;
    --secondary:   #e8f0fe;
    --success:     #28a745;
    --danger:      #dc3545;
    --warning:     #ffc107;
    --info:        #17a2b8;
    --teal:        #20c997;
    --purple:      #6f42c1;
    --dark:        #343a40;
    --light:       #f8f9fa;
    --white:       #ffffff;
    --border:      #dee2e6;
    --shadow:      0 4px 20px rgba(0,0,0,0.12);
    --shadow-sm:   0 2px 8px rgba(0,0,0,0.08);
    --radius:      12px;
    --radius-sm:   8px;
    --font:        'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
    font-family: var(--font);
    font-size: 14px;
    color: #333;
    background: #f0f2f5;
    line-height: 1.5;
}

/* ============================================================
   MÓDULO CLIENTE - BODY
   ============================================================ */
.cliente-body {
    background: linear-gradient(135deg, #1a3a6b 0%, #2a5298 50%, #1a3a6b 100%);
    min-height: 100vh;
}

.cliente-wrapper {
    max-width: 520px;
    margin: 0 auto;
    padding: 0 16px 40px;
    min-height: 100vh;
}

.cliente-panel {
    max-width: 680px;
}

/* Header cliente */
.cliente-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    color: white;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 50px;
    width: auto;
    border-radius: 8px;
    background: white;
    padding: 4px;
}

.logo-text h1 {
    font-size: 22px;
    font-weight: 800;
    color: white;
    line-height: 1;
}

.logo-text span {
    font-size: 11px;
    color: rgba(255,255,255,0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.staff-link {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 12px;
    padding: 6px 12px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 20px;
    transition: all 0.2s;
}

.staff-link:hover {
    background: rgba(255,255,255,0.15);
    color: white;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    font-size: 13px;
}

.btn-logout {
    color: rgba(255,255,255,0.8);
    font-size: 18px;
    text-decoration: none;
    padding: 6px;
    border-radius: 50%;
    transition: all 0.2s;
}

.btn-logout:hover { color: white; background: rgba(255,255,255,0.15); }

/* Alerta de ubicación parpadeante */
.location-alert {
    background: rgba(255,193,7,0.95);
    color: #333;
    text-align: center;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 600;
    font-size: 13px;
    box-shadow: 0 2px 10px rgba(255,193,7,0.4);
}

.blink-text {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Cards cliente */
.cliente-card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 20px;
}

.card-header-blue {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    padding: 24px 20px;
    text-align: center;
}

.card-header-blue i { margin-bottom: 8px; }
.card-header-blue h2, .card-header-blue h3 { font-size: 20px; margin: 6px 0 4px; }
.card-header-blue p { font-size: 13px; opacity: 0.9; }

.card-header-green {
    background: linear-gradient(135deg, #1a6b3a, #28a745);
    color: white;
    padding: 24px 20px;
    text-align: center;
}

.card-header-green h2 { font-size: 20px; margin: 6px 0 4px; }
.card-header-green p { font-size: 13px; opacity: 0.9; }

.card-header-dark {
    background: var(--dark);
    color: white;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-header-dark h3 { font-size: 16px; }

.card-body {
    padding: 24px 20px;
}

.p-0 { padding: 0 !important; }

/* ============================================================
   FORMULARIOS
   ============================================================ */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: #555;
    margin-bottom: 6px;
    font-size: 13px;
}

.form-group label i { margin-right: 4px; color: var(--primary); }

.form-control {
    width: 100%;
    padding: 11px 14px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font);
    transition: border-color 0.2s, box-shadow 0.2s;
    background: white;
    color: #333;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26,58,107,0.12);
}

.form-control-lg { padding: 14px 16px; font-size: 16px; }

.form-hint {
    font-size: 11px;
    color: #888;
    margin-top: 4px;
    display: block;
}

.form-row {
    display: flex;
    gap: 12px;
}

.col-6 { flex: 1; }

textarea.form-control { resize: vertical; min-height: 80px; }

select.form-control { cursor: pointer; }

/* Input password */
.input-password { position: relative; }
.input-password .form-control { padding-right: 44px; }
.toggle-pwd {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #888;
    cursor: pointer;
    padding: 4px;
}

/* ============================================================
   CAPTCHA
   ============================================================ */
.captcha-box {
    background: #f8f9fa;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    margin-bottom: 16px;
}

.captcha-label {
    font-size: 11px;
    color: #888;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}

.captcha-inner {
    display: flex;
    align-items: center;
    gap: 12px;
}

.captcha-question {
    font-size: 16px;
    color: #333;
    font-weight: 600;
    white-space: nowrap;
}

.captcha-input {
    width: 80px;
    padding: 8px 12px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 16px;
    text-align: center;
    font-weight: bold;
    color: var(--primary);
}

.captcha-input:focus {
    outline: none;
    border-color: var(--primary);
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    font-family: var(--font);
    white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.15); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-light); }

.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #218838; }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #c82333; }

.btn-warning { background: var(--warning); color: #333; }
.btn-info { background: var(--info); color: white; }
.btn-teal { background: var(--teal); color: white; }
.btn-purple { background: var(--purple); color: white; }
.btn-dark { background: var(--dark); color: white; }

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: white; }

.btn-block { width: 100%; }
.btn-lg { padding: 14px 20px; font-size: 16px; }
.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-xs { padding: 4px 8px; font-size: 12px; border-radius: 4px; }

/* ============================================================
   ALERTAS
   ============================================================ */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
}

.alert i { margin-top: 1px; flex-shrink: 0; }

.alert-danger { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-warning { background: #fff3cd; color: #856404; border: 1px solid #ffeeba; }
.alert-info { background: #d1ecf1; color: #0c5460; border: 1px solid #bee5eb; }

.alert-dismissible { position: relative; padding-right: 40px; }
.alert-dismissible button {
    position: absolute;
    right: 12px;
    top: 10px;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
}

/* ============================================================
   ESTADÍSTICAS CLIENTE
   ============================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.stat-card {
    background: white;
    border-radius: var(--radius);
    padding: 16px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-sm);
}

.stat-card i { font-size: 22px; }
.stat-card .stat-num { display: block; font-size: 18px; font-weight: 800; line-height: 1; }
.stat-card .stat-label { font-size: 10px; color: #888; text-transform: uppercase; letter-spacing: 0.5px; }

.stat-blue { border-left: 4px solid var(--primary); }
.stat-blue i { color: var(--primary); }
.stat-green { border-left: 4px solid var(--success); }
.stat-green i { color: var(--success); }
.stat-yellow { border-left: 4px solid var(--warning); }
.stat-yellow i { color: var(--warning); }

/* ============================================================
   LISTA DE PAGOS CLIENTE
   ============================================================ */
.pagos-list { padding: 0; }

.pago-item {
    padding: 16px 20px;
    border-bottom: 1px solid #f0f0f0;
    transition: background 0.15s;
}

.pago-item:last-child { border-bottom: none; }
.pago-item:hover { background: #fafafa; }

.pago-pendiente { border-left: 4px solid var(--warning); }
.pago-aprobado  { border-left: 4px solid var(--success); }
.pago-rechazado { border-left: 4px solid var(--danger); }

.pago-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
}

.pago-info { flex: 1; }
.pago-concepto { display: block; font-weight: 600; font-size: 14px; }
.pago-fecha { font-size: 11px; color: #888; }

.pago-right { text-align: right; }
.pago-monto { display: block; font-size: 18px; font-weight: 800; color: var(--primary); }

.pago-detail, .pago-procesado {
    font-size: 12px;
    color: #888;
    margin-top: 6px;
}

.pago-rechazo {
    font-size: 12px;
    color: var(--danger);
    background: #fff5f5;
    padding: 6px 10px;
    border-radius: 4px;
    margin-top: 8px;
}

.pago-boleta { margin-top: 8px; }

.btn-ver-boleta {
    background: none;
    border: 1px solid var(--info);
    color: var(--info);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-pendiente { background: #fff3cd; color: #856404; }
.badge-aprobado  { background: #d4edda; color: #155724; }
.badge-rechazado { background: #f8d7da; color: #721c24; }
.badge-blue      { background: #cfe2ff; color: #084298; }
.badge-green     { background: #d4edda; color: #155724; }
.badge-red       { background: #f8d7da; color: #721c24; }
.badge-purple    { background: #e2d9f3; color: #432874; }
.badge-lg { padding: 8px 16px; font-size: 14px; }

/* ============================================================
   SUBIDA DE ARCHIVOS
   ============================================================ */
.file-upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius-sm);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    color: #888;
    position: relative;
}

.file-upload-area:hover {
    border-color: var(--primary);
    background: var(--secondary);
    color: var(--primary);
}

.file-upload-area i { color: var(--primary); margin-bottom: 8px; }
.file-upload-area p { font-size: 14px; margin: 4px 0; }
.file-upload-area small { font-size: 11px; }
.file-input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }

.preview-container { margin-top: 12px; }
.preview-img { max-width: 100%; max-height: 200px; border-radius: 8px; border: 2px solid var(--border); }
.pdf-preview { text-align: center; padding: 16px; color: var(--danger); }

/* ============================================================
   GEOLOCALIZACIÓN
   ============================================================ */
.geo-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #888;
    padding: 8px 12px;
    background: #f8f9fa;
    border-radius: 6px;
    margin-bottom: 16px;
}

.geo-status.geo-ok { color: var(--success); background: #d4edda; }
.geo-status.geo-error { color: var(--danger); background: #f8d7da; }

/* ============================================================
   FACTURA TOGGLE
   ============================================================ */
.factura-toggle {
    margin-bottom: 16px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-weight: 600;
    color: #555;
    padding: 12px 16px;
    background: #f8f9fa;
    border-radius: var(--radius-sm);
    border: 2px solid var(--border);
    transition: all 0.2s;
}

.checkbox-label:hover { border-color: var(--primary); background: var(--secondary); }
.checkbox-label input[type="checkbox"] { width: 18px; height: 18px; cursor: pointer; accent-color: var(--primary); }

.factura-datos {
    background: #f8f9fa;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-top: -8px;
    margin-bottom: 16px;
}

.hidden { display: none !important; }

/* ============================================================
   INFO BOX
   ============================================================ */
.info-box {
    display: flex;
    gap: 10px;
    background: var(--secondary);
    border: 1px solid #b8d0f0;
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-size: 13px;
    color: #444;
    margin-top: 16px;
}

.info-box i { color: var(--primary); flex-shrink: 0; margin-top: 1px; }

/* ============================================================
   FOOTER CLIENTE
   ============================================================ */
.cliente-footer {
    text-align: center;
    color: rgba(255,255,255,0.6);
    font-size: 12px;
    padding: 16px 0;
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #aaa;
}

.empty-state i { margin-bottom: 12px; color: #ccc; }
.empty-state p { font-size: 14px; }

/* ============================================================
   MODALES
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    backdrop-filter: blur(2px);
}

.modal-content {
    background: white;
    border-radius: var(--radius);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: modalIn 0.2s ease;
}

.modal-sm { max-width: 400px; }
.modal-lg { max-width: 800px; }

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(-10px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--light);
}

.modal-header h3 { font-size: 16px; color: var(--primary); }

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #888;
    line-height: 1;
    padding: 0 4px;
    transition: color 0.2s;
}

.modal-close:hover { color: var(--danger); }

.modal-body { padding: 20px; }
.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--dark);
    color: white;
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    z-index: 9999;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    max-width: 320px;
}

.toast.show { transform: translateY(0); opacity: 1; }
.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }

/* ============================================================
   LOGIN STAFF
   ============================================================ */
.staff-login-body {
    background: linear-gradient(135deg, #0f2347 0%, #1a3a6b 50%, #2a5298 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: white;
    border-radius: var(--radius);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
}

.login-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    text-align: center;
    padding: 32px 24px;
}

.login-logo {
    height: 70px;
    width: auto;
    border-radius: 10px;
    background: white;
    padding: 6px;
    margin-bottom: 12px;
}

.login-header h1 { font-size: 28px; font-weight: 800; }
.login-header p { opacity: 0.85; font-size: 14px; margin-top: 4px; }

.login-card form { padding: 24px; }
.login-card .alert { margin: 0 24px 16px; }

.rol-selector {
    display: flex;
    gap: 0;
    margin: 0 24px 20px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.rol-btn {
    flex: 1;
    padding: 12px;
    background: white;
    border: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: #888;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
}

.rol-btn i { font-size: 20px; }
.rol-btn.active { background: var(--primary); color: white; }
.rol-btn:hover:not(.active) { background: var(--secondary); color: var(--primary); }

.login-footer {
    padding: 16px 24px;
    text-align: center;
    border-top: 1px solid var(--border);
    background: var(--light);
}

.login-footer a {
    color: var(--primary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}

/* ============================================================
   UTILIDADES
   ============================================================ */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-muted  { color: #888; }
.text-green  { color: var(--success); }
.text-red    { color: var(--danger); }
.py-4 { padding-top: 32px; padding-bottom: 32px; }
.mb-0 { margin-bottom: 0; }

.loading-spinner {
    text-align: center;
    padding: 40px;
    color: var(--primary);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 480px) {
    .form-row { flex-direction: column; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stats-grid .stat-card:last-child { grid-column: 1 / -1; }
    .captcha-inner { flex-wrap: wrap; }
    .modal-footer { flex-direction: column; }
    .modal-footer .btn { width: 100%; }
    .pago-header { flex-direction: column; }
    .pago-right { text-align: left; }
}

@media (max-width: 360px) {
    .cliente-wrapper { padding: 0 10px 30px; }
    .card-body { padding: 16px 14px; }
    .btn-lg { font-size: 14px; padding: 12px 16px; }
}