/* =====================================================
   BFV Advogados - Sistema de Cobrança Condominial
   Design System
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Playfair+Display:wght@600;700&display=swap');

:root {
    --navy-900: #0c1929;
    --navy-800: #1a2d4a;
    --navy-700: #1e3a5f;
    --navy-600: #2a4a7f;
    --navy-500: #3d6098;
    --gold-500: #c9a84c;
    --gold-400: #d4b85c;
    --gold-300: #e0c97a;
    --cream-100: #faf8f2;
    --cream-200: #f0ece0;
    --gray-50: #f8f9fb;
    --gray-100: #f1f3f6;
    --gray-200: #e2e6ec;
    --gray-300: #c8ced8;
    --gray-400: #9ba3b0;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --green-500: #10b981;
    --green-100: #d1fae5;
    --red-500: #ef4444;
    --red-100: #fee2e2;
    --blue-500: #3b82f6;
    --blue-100: #dbeafe;
    --orange-500: #f59e0b;
    --orange-100: #fef3c7;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(12,25,41,0.06);
    --shadow-md: 0 4px 12px rgba(12,25,41,0.08);
    --shadow-lg: 0 8px 30px rgba(12,25,41,0.12);
    --transition: all 0.2s ease;
}

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

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    font-size: 14px;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, .heading { font-family: 'Playfair Display', serif; }

/* ---- SIDEBAR ---- */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 100%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    overflow-y: auto;
}

.sidebar-brand {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-brand h2 {
    color: var(--gold-500);
    font-size: 18px;
    letter-spacing: 0.5px;
}

.sidebar-brand small {
    color: rgba(255,255,255,0.5);
    font-size: 11px;
    display: block;
    margin-top: 4px;
    font-family: 'DM Sans', sans-serif;
}

.sidebar-nav {
    padding: 16px 12px;
    flex: 1;
}

.nav-section {
    margin-bottom: 8px;
}

.nav-section-title {
    color: rgba(255,255,255,0.35);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 12px 12px 6px;
    font-weight: 600;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 400;
    transition: var(--transition);
    margin-bottom: 2px;
}

.nav-link:hover {
    color: #fff;
    background: rgba(255,255,255,0.08);
}

.nav-link.active {
    color: #fff;
    background: var(--navy-600);
    font-weight: 500;
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 15px;
    opacity: 0.85;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar-footer a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-footer a:hover { color: var(--red-500); }

/* ---- MAIN CONTENT ---- */
.main-content {
    margin-left: 260px;
    min-height: 100vh;
}

.topbar {
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-title {
    font-size: 20px;
    color: var(--navy-800);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.content {
    padding: 28px 32px;
}

/* ---- CARDS ---- */
.card {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 16px;
    color: var(--navy-800);
}

.card-body { padding: 24px; }

/* Stat Cards */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 22px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-card .stat-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 14px;
}

.stat-card .stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--navy-800);
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ---- TABLES ---- */
.table-responsive { overflow-x: auto; }

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    background: var(--gray-50);
    padding: 12px 16px;
    text-align: left;
    font-size: 11.5px;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-100);
    font-size: 13.5px;
    vertical-align: middle;
}

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

.data-table .text-right { text-align: right; }
.data-table .text-center { text-align: center; }

/* ---- FORMS ---- */
.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--red-500);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    color: var(--gray-800);
    background: #fff;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--navy-500);
    box-shadow: 0 0 0 3px rgba(42,74,127,0.12);
}

.form-control::placeholder {
    color: var(--gray-400);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.form-text {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}

.form-error {
    font-size: 12px;
    color: var(--red-500);
    margin-top: 4px;
}

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 500;
    font-family: inherit;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    line-height: 1.4;
}

.btn-primary {
    background: var(--navy-700);
    color: #fff;
}

.btn-primary:hover { background: var(--navy-600); color: #fff; }

.btn-gold {
    background: var(--gold-500);
    color: var(--navy-900);
}

.btn-gold:hover { background: var(--gold-400); }

.btn-success { background: var(--green-500); color: #fff; }
.btn-success:hover { background: #059669; }

.btn-danger { background: var(--red-500); color: #fff; }
.btn-danger:hover { background: #dc2626; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-600);
}

.btn-outline:hover { background: var(--gray-50); border-color: var(--gray-400); }

.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 14px 28px; font-size: 15px; }

.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---- BADGES ---- */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

/* ---- ALERTS ---- */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 13.5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success { background: var(--green-100); color: #065f46; border: 1px solid #a7f3d0; }
.alert-danger { background: var(--red-100); color: #991b1b; border: 1px solid #fecaca; }
.alert-warning { background: var(--orange-100); color: #92400e; border: 1px solid #fde68a; }
.alert-info { background: var(--blue-100); color: #1e40af; border: 1px solid #93c5fd; }

/* ---- MODAL ---- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(12,25,41,0.5);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.modal-backdrop.active { display: flex; }

.modal-dialog {
    background: #fff;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 600px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 { font-size: 18px; color: var(--navy-800); }
.modal-body { padding: 24px; }
.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    color: var(--gray-400);
    padding: 4px;
}

.modal-close:hover { color: var(--gray-600); }

/* ---- PAGINATION ---- */
.pagination {
    display: flex;
    gap: 4px;
    justify-content: center;
    padding: 20px 0;
}

.pagination a, .pagination span {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    text-decoration: none;
    border: 1px solid var(--gray-200);
    color: var(--gray-600);
}

.pagination a:hover { background: var(--gray-50); }
.pagination .active { background: var(--navy-700); color: #fff; border-color: var(--navy-700); }

/* ---- TABS ---- */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: 24px;
    overflow-x: auto;
}

.tab-link {
    padding: 12px 20px;
    text-decoration: none;
    color: var(--gray-500);
    font-size: 13.5px;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
    transition: var(--transition);
}

.tab-link:hover { color: var(--navy-700); }
.tab-link.active { color: var(--navy-700); border-bottom-color: var(--navy-700); }

/* ---- EMPTY STATE ---- */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--gray-400);
}

.empty-state i { font-size: 48px; margin-bottom: 16px; display: block; }
.empty-state h4 { color: var(--gray-500); margin-bottom: 8px; }

/* ---- LOADING ---- */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-200);
    border-top-color: var(--navy-700);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ---- PORTAL STYLES ---- */
.portal-wrapper {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 50%, var(--navy-800) 100%);
}

.portal-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.portal-header {
    text-align: center;
    margin-bottom: 40px;
}

.portal-header h1 {
    color: var(--gold-500);
    font-size: 28px;
    margin-bottom: 8px;
}

.portal-header p {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
}

.portal-card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.portal-card-header {
    background: var(--navy-800);
    color: #fff;
    padding: 20px 28px;
}

.portal-card-header h2 {
    font-size: 20px;
    color: var(--gold-400);
}

.portal-card-body {
    padding: 28px;
}

/* Login page */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 100%);
    padding: 20px;
}

.login-box {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.login-header {
    background: var(--navy-800);
    padding: 30px;
    text-align: center;
}

.login-header h1 {
    color: var(--gold-500);
    font-size: 22px;
    margin-bottom: 4px;
}

.login-header p {
    color: rgba(255,255,255,0.5);
    font-size: 12px;
}

.login-body {
    padding: 32px;
}

.login-body .btn { width: 100%; justify-content: center; }

/* ---- FILE UPLOAD ---- */
.file-upload {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.file-upload:hover { border-color: var(--navy-500); background: var(--gray-50); }

.file-upload input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.file-upload i { font-size: 32px; color: var(--gray-400); display: block; margin-bottom: 8px; }
.file-upload p { color: var(--gray-500); font-size: 13px; }
.file-upload .file-name { color: var(--navy-700); font-weight: 500; margin-top: 8px; }

/* ---- PROPOSAL CARDS ---- */
.proposal-card {
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 16px;
    transition: var(--transition);
    cursor: pointer;
}

.proposal-card:hover {
    border-color: var(--navy-500);
    box-shadow: var(--shadow-md);
}

.proposal-card.selected {
    border-color: var(--gold-500);
    background: var(--cream-100);
}

.proposal-card .proposal-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy-800);
    margin-bottom: 8px;
}

.proposal-card .proposal-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--navy-700);
    font-family: 'Playfair Display', serif;
}

.proposal-card .proposal-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.proposal-card .detail-item .detail-label {
    font-size: 11px;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.proposal-card .detail-item .detail-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-700);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; }
    .content { padding: 16px; }
    .topbar { padding: 12px 16px; }
    .form-row { grid-template-columns: 1fr; }
    .stat-cards { grid-template-columns: repeat(2, 1fr); }
    .proposal-card .proposal-details { grid-template-columns: 1fr; }

    .sidebar.mobile-open {
        display: flex;
        width: 280px;
    }

    .mobile-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 99;
        display: none;
    }

    .mobile-overlay.active { display: block; }
}

@media (max-width: 480px) {
    .stat-cards { grid-template-columns: 1fr; }
}

/* ---- PRINT ---- */
@media print {
    .sidebar, .topbar, .btn, .no-print { display: none !important; }
    .main-content { margin-left: 0; }
    .content { padding: 0; }
    body { background: #fff; }
}