/* Sistema de Cobrança - Estilos Modernos */

:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #818cf8;
    --secondary: #64748b;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --gradient-danger: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);
    --gradient-warning: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius: 0.75rem;
    --radius-lg: 1rem;
}

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

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--gray-100);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.8125rem;
    color: var(--gray-800);
}

main {
    flex: 1;
    padding: 2rem;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* ===== NAVBAR ===== */
.navbar {
    background: var(--gradient-primary) !important;
    padding: 0.75rem 1.5rem;
    box-shadow: var(--shadow-lg);
    border: none;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    font-size: 1.5rem;
}

.navbar .nav-link {
    color: rgba(255,255,255,0.85) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
    color: #fff !important;
    background: rgba(255,255,255,0.15);
}

.navbar .dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius);
    padding: 0.5rem;
}

.navbar .dropdown-item {
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
}

.navbar .dropdown-item:hover {
    background: var(--gray-100);
}

/* ===== LOGIN ===== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    box-shadow: var(--shadow-lg);
}

.login-card h4 {
    color: var(--gray-800);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.login-card .form-control {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border: 2px solid var(--gray-200);
    transition: all 0.2s ease;
}

.login-card .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.login-card .btn-primary {
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius);
    background: var(--gradient-primary);
    border: none;
    transition: all 0.2s ease;
}

.login-card .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

/* ===== CARDS ESTATÍSTICAS ===== */
.stat-card {
    background: white;
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-card .card-body {
    padding: 1.5rem;
}

.stat-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-icon.bg-primary-soft {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
}

.stat-icon.bg-danger-soft {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.stat-icon.bg-warning-soft {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.stat-icon.bg-success-soft {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.stat-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.stat-card small {
    color: var(--gray-500);
    font-size: 0.75rem;
}

/* ===== SEARCH BOX ===== */
.search-box {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.search-box .form-control {
    padding: 0.875rem 1rem;
    border-radius: var(--radius);
    border: 2px solid var(--gray-200);
    font-size: 1rem;
}

.search-box .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.search-box .input-group-text {
    background: var(--gray-100);
    border: 2px solid var(--gray-200);
    border-right: none;
    color: var(--gray-500);
}

.search-box .btn-primary {
    padding: 0.875rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius);
    background: var(--primary);
    border: none;
}

.search-box .btn-primary:hover {
    background: var(--primary-dark);
}

/* ===== TABELAS ===== */
.table-container {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.table-container .table-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.table-container .table-header h5 {
    margin: 0;
    font-weight: 600;
    color: var(--gray-800);
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background: var(--gray-50);
    border-bottom: 2px solid var(--gray-200);
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-600);
    padding: 0.75rem 0.875rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.625rem 0.875rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    font-size: 0.8rem;
}

.table tbody tr {
    transition: background 0.15s ease;
}

.table tbody tr:hover {
    background: var(--gray-50);
}

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

/* ===== BADGES ===== */
.badge {
    padding: 0.35em 0.75em;
    font-weight: 600;
    font-size: 0.75rem;
    border-radius: 9999px;
}

.badge.bg-danger {
    background: rgba(239, 68, 68, 0.1) !important;
    color: var(--danger);
}

.badge.bg-success {
    background: rgba(16, 185, 129, 0.1) !important;
    color: var(--success);
}

.badge.bg-warning {
    background: rgba(245, 158, 11, 0.1) !important;
    color: #b45309;
}

.badge.bg-info {
    background: rgba(59, 130, 246, 0.1) !important;
    color: var(--info);
}

.badge.bg-secondary {
    background: var(--gray-100) !important;
    color: var(--gray-600);
}

.badge.bg-dark {
    background: var(--gray-800) !important;
    color: white;
}

.badge.bg-danger-alert {
    background: #dc3545 !important;
    color: white !important;
    font-weight: 700;
    font-size: 0.65rem;
    padding: 0.3em 0.6em;
    animation: pulse-alert 1.5s infinite;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 0 10px rgba(220, 53, 69, 0.5);
}

@keyframes pulse-alert {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

tr.row-nao-cobrar {
    background: rgba(220, 53, 69, 0.08) !important;
}

tr.row-nao-cobrar:hover {
    background: rgba(220, 53, 69, 0.15) !important;
}

/* ===== BUTTONS ===== */
.btn {
    font-weight: 500;
    border-radius: var(--radius);
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success);
    border-color: var(--success);
}

.btn-success:hover {
    background: #059669;
    border-color: #059669;
}

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

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--gray-300);
}

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

.btn-outline-success {
    color: var(--success);
    border-color: var(--gray-300);
}

.btn-outline-success:hover {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.btn-group-sm .btn {
    padding: 0.375rem 0.625rem;
}

/* ===== CLIENTE HEADER ===== */
.cliente-header {
    background: var(--gradient-primary);
    color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-lg);
}

.cliente-header h3 {
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.cliente-header .breadcrumb {
    background: none;
    padding: 0;
    margin-bottom: 0.75rem;
}

.cliente-header .breadcrumb-item a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
}

.cliente-header .breadcrumb-item.active {
    color: white;
}

.cliente-header .btn-light {
    background: white;
    color: var(--primary);
    font-weight: 600;
    border: none;
    box-shadow: var(--shadow);
}

.cliente-header .btn-light:hover {
    background: var(--gray-100);
    transform: translateY(-1px);
}

/* ===== INFO CARDS ===== */
.info-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    height: 100%;
}

.info-card h5 {
    color: var(--gray-800);
    font-weight: 600;
    font-size: 1rem;
    border-bottom: 2px solid var(--gray-100);
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-card h5 i {
    color: var(--primary);
}

.info-card table th {
    color: var(--gray-500);
    font-weight: 500;
    font-size: 0.875rem;
}

.info-card table td {
    color: var(--gray-800);
    font-size: 0.875rem;
}

/* ===== TABS ===== */
.nav-tabs {
    border-bottom: 2px solid var(--gray-200);
    gap: 0.5rem;
}

.nav-tabs .nav-link {
    border: none;
    color: var(--gray-500);
    font-weight: 500;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius) var(--radius) 0 0;
    transition: all 0.2s ease;
}

.nav-tabs .nav-link:hover {
    color: var(--primary);
    background: var(--gray-50);
}

.nav-tabs .nav-link.active {
    color: var(--primary);
    background: white;
    border-bottom: 2px solid var(--primary);
    margin-bottom: -2px;
}

.nav-tabs .badge {
    margin-left: 0.5rem;
}

/* ===== TIMELINE ===== */
.timeline {
    position: relative;
}

.timeline-item {
    position: relative;
    padding-left: 2rem;
    padding-bottom: 1.5rem;
    border-left: 2px solid var(--gray-200);
    margin-left: 0.5rem;
}

.timeline-item:last-child {
    border-left-color: transparent;
    padding-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid white;
    box-shadow: var(--shadow);
}

.timeline-item.success::before {
    background: var(--success);
}

.timeline-item.warning::before {
    background: var(--warning);
}

.timeline-item.danger::before {
    background: var(--danger);
}

.timeline-item strong {
    color: var(--gray-800);
}

.timeline-item p {
    color: var(--gray-600);
    font-size: 0.875rem;
}

/* ===== MODAL ===== */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    border-bottom: 1px solid var(--gray-200);
    padding: 1.25rem 1.5rem;
}

.modal-header.bg-primary {
    background: var(--gradient-primary) !important;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--gray-200);
    padding: 1rem 1.5rem;
}

.cobranca-form .form-label {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.cobranca-form .form-control,
.cobranca-form .form-select {
    border-radius: var(--radius);
    border: 2px solid var(--gray-200);
    padding: 0.625rem 0.875rem;
}

.cobranca-form .form-control:focus,
.cobranca-form .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* ===== ALERTS ===== */
.alert {
    border: none;
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: #1e40af;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #065f46;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #991b1b;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #92400e;
}

/* ===== PAGINATION ===== */
.pagination {
    gap: 0.25rem;
}

.pagination .page-link {
    border: none;
    border-radius: var(--radius);
    color: var(--gray-600);
    padding: 0.5rem 0.875rem;
    font-weight: 500;
}

.pagination .page-link:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.pagination .page-item.active .page-link {
    background: var(--primary);
    color: white;
}

/* ===== FOOTER ===== */
footer {
    background: white;
    border-top: 1px solid var(--gray-200);
    padding: 1rem 0;
}

footer small {
    color: var(--gray-500);
}

/* ===== EMPTY STATE ===== */
.empty-state {
    padding: 3rem 1.5rem;
    text-align: center;
    color: var(--gray-500);
}

.empty-state i {
    font-size: 3rem;
    color: var(--gray-300);
    margin-bottom: 1rem;
}

.empty-state p {
    margin: 0;
    font-size: 1rem;
}

/* ===== UTILITIES ===== */
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-muted { color: var(--gray-500) !important; }

.bg-gradient-primary { background: var(--gradient-primary) !important; }
.bg-gradient-success { background: var(--gradient-success) !important; }
.bg-gradient-danger { background: var(--gradient-danger) !important; }

.fw-semibold { font-weight: 600; }
.fw-bold { font-weight: 700; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    main {
        padding: 1rem;
    }

    .stat-card .card-body {
        padding: 1rem;
    }

    .stat-card h3 {
        font-size: 1.5rem;
    }

    .cliente-header {
        padding: 1.5rem;
    }

    .cliente-header h3 {
        font-size: 1.25rem;
    }

    .table-responsive {
        font-size: 0.875rem;
    }

    .nav-tabs .nav-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* ===== PRINT ===== */
@media print {
    .navbar, .search-box, .btn, footer, .nav-tabs {
        display: none !important;
    }

    main {
        padding: 0;
    }

    .table-container, .info-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }

    .cliente-header {
        background: #333 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* ===== ANIMAÇÕES ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.stat-card, .table-container, .info-card, .search-box {
    animation: fadeIn 0.3s ease;
}