/* ============================================================
   Sistema TOPSA — Estilos Globales (Design System)
   Oficina de Topografía y Servicios Anexos "TOPSA"
   ============================================================ */

/* ─── CSS Custom Properties (Design Tokens TOPSA) ──────────── */
:root {
    /* Paleta Principal — Verde Bosque Topográfico TOPSA */
    --primary-50:  #f0f7f1;
    --primary-100: #dbeef0;
    --primary-200: #b8e0bc;
    --primary-300: #88c88e;
    --primary-400: #54a95c;
    --primary-500: #2d6635; /* Color base del Logo TOPSA */
    --primary-600: #25572c;
    --primary-700: #1d4623;
    --primary-800: #16361b;
    --primary-900: #0f2412; /* Verde muy oscuro para sidebar */

    /* Acento — Dorado / Amarillo Brújula TOPSA */
    --accent-100: #fef9c3;
    --accent-200: #fef08a;
    --accent-300: #fde047;
    --accent-400: #facc15;
    --accent-500: #f1cf63; /* Color dorado del Logo TOPSA */
    --accent-600: #e5b73b;
    --accent-700: #ca8a04;
    --accent-800: #854d0e;

    /* Neutrales Técnicos / Plano */
    --gray-50:  #f8faf8;
    --gray-100: #f1f5f1;
    --gray-200: #e2e9e2;
    --gray-300: #cbd5cb;
    --gray-400: #93a394;
    --gray-500: #627263;
    --gray-600: #475448;
    --gray-700: #333d34;
    --gray-800: #1e261f;
    --gray-900: #111827;

    /* Semánticos */
    --success-bg:    #ecfdf5;
    --success-color: #166534;
    --success-border:#86efac;
    --error-bg:      #fef2f2;
    --error-color:   #dc2626;
    --error-border:  #fecaca;
    --warning-bg:    #fffbeb;
    --warning-color: #b45309;
    --warning-border:#fde68a;
    --info-bg:       #eff6ff;
    --info-color:    #1d4ed8;
    --info-border:   #bfdbfe;

    /* Tipografía */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-mono: 'Share Tech Mono', 'Courier New', monospace;
    
    --text-xs:   0.75rem;
    --text-sm:   0.8125rem;
    --text-base: 0.9375rem;
    --text-lg:   1.125rem;
    --text-xl:   1.25rem;
    --text-2xl:  1.5rem;
    --text-3xl:  1.875rem;

    /* Espaciado */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;

    /* Bordes */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Sombras */
    --shadow-sm:  0 1px 3px rgba(15, 36, 18, 0.05), 0 1px 2px rgba(15, 36, 18, 0.03);
    --shadow-md:  0 4px 6px -1px rgba(15, 36, 18, 0.08), 0 2px 4px -2px rgba(15, 36, 18, 0.04);
    --shadow-lg:  0 10px 25px -5px rgba(15, 36, 18, 0.12), 0 8px 10px -6px rgba(15, 36, 18, 0.06);
    --shadow-xl:  0 20px 40px -10px rgba(15, 36, 18, 0.18);

    /* Transiciones */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --topbar-height: 68px;
}

/* ─── Reset ───────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--gray-800);
    background-color: var(--gray-100);
    line-height: 1.6;
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-800);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--gray-900);
}

img {
    max-width: 100%;
    height: auto;
}

/* ─── Layout Principal ────────────────────────────────────── */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ─── Sidebar ─────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    background: var(--primary-900);
    color: #fff;
    display: flex;
    flex-direction: column;
    transition: width var(--transition-base);
    overflow: hidden;
    border-right: 1px solid rgba(241, 207, 99, 0.15);
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    min-height: 72px;
    background: rgba(0,0,0,0.15);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
}

.sidebar-brand-img {
    height: 38px;
    width: auto;
    object-fit: contain;
    background: #ffffff;
    padding: 3px 6px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--accent-500);
    box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

.sidebar-brand-icon {
    width: 38px;
    height: 38px;
    display: none;
}

.sidebar.collapsed .sidebar-brand-img {
    display: none;
}

.sidebar.collapsed .sidebar-brand-icon {
    display: block;
}

.brand-text {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 800;
    letter-spacing: 1.5px;
    color: #ffffff;
    white-space: nowrap;
}

.brand-subtext {
    display: block;
    font-size: 0.65rem;
    letter-spacing: 1px;
    color: var(--accent-500);
    text-transform: uppercase;
    font-weight: 600;
}

.sidebar.collapsed .brand-text,
.sidebar.collapsed .brand-subtext,
.sidebar.collapsed .nav-section-title,
.sidebar.collapsed .nav-link span,
.sidebar.collapsed .user-details {
    display: none;
}

.sidebar-toggle {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.7);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.sidebar-toggle:hover {
    background: var(--accent-500);
    color: #0f2412;
    border-color: var(--accent-500);
}

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4) 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(241, 207, 99, 0.2) transparent;
}

.nav-section {
    margin-bottom: var(--space-2);
}

.nav-section-title {
    display: block;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: rgba(241, 207, 99, 0.65);
    padding: var(--space-3) var(--space-5) var(--space-1);
    font-weight: 700;
    white-space: nowrap;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-5);
    color: rgba(255,255,255,0.75);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: 0;
    transition: all var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
    flex-shrink: 0;
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

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

.nav-link:hover i {
    color: var(--accent-500);
}

.nav-link.active {
    color: #fff;
    background: rgba(241, 207, 99, 0.12);
    font-weight: 600;
}

.nav-link.active i {
    color: var(--accent-500);
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 70%;
    background: var(--accent-500);
    border-radius: 0 4px 4px 0;
    box-shadow: 0 0 10px rgba(241, 207, 99, 0.6);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    background: rgba(0,0,0,0.2);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex: 1;
    min-width: 0;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    font-weight: 700;
    color: #0f2412;
    background-color: var(--accent-500);
    border: 2px solid #ffffff;
    flex-shrink: 0;
}

.user-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.user-name {
    font-size: var(--text-sm);
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: var(--text-xs);
    color: var(--accent-500);
    font-weight: 500;
}

.btn-logout {
    color: rgba(255,255,255,0.5);
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.btn-logout:hover {
    color: #fff;
    background: var(--error-color);
}

/* ─── Main Content ────────────────────────────────────────── */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition-base);
}

.sidebar.collapsed ~ .main-content {
    margin-left: var(--sidebar-collapsed);
}

/* ─── Topbar ──────────────────────────────────────────────── */
.topbar {
    height: var(--topbar-height);
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    padding: 0 var(--space-8);
    gap: var(--space-4);
    position: sticky;
    top: 0;
    z-index: 500;
    box-shadow: var(--shadow-sm);
}

.topbar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--gray-600);
    cursor: pointer;
    padding: var(--space-2);
}

.topbar-title {
    flex: 1;
}

.topbar-title h1 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.topbar-date {
    font-size: var(--text-sm);
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--gray-100);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    border: 1px solid var(--gray-200);
    font-weight: 500;
}

.topbar-date i {
    color: var(--primary-500);
}

/* ─── Page Content ────────────────────────────────────────── */
.page-content {
    flex: 1;
    padding: var(--space-8);
}

/* ─── Alerts / Flash Messages ─────────────────────────────── */
.alert {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    margin: var(--space-4) var(--space-8) 0;
    border: 1px solid;
    animation: slideDown 0.3s ease;
}

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

.alert-error {
    background: var(--error-bg);
    color: var(--error-color);
    border-color: var(--error-border);
}

.alert-warning {
    background: var(--warning-bg);
    color: var(--warning-color);
    border-color: var(--warning-border);
}

.alert-info {
    background: var(--info-bg);
    color: var(--info-color);
    border-color: var(--info-border);
}

.alert-close {
    margin-left: auto;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.alert-close:hover {
    opacity: 1;
}

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

/* ─── Cards ───────────────────────────────────────────────── */
.card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-200);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--gray-200);
    background: #fff;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.card-header h3 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--gray-900);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    background: var(--gray-50);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ─── Glassmorphism Card Variant ──────────────────────────── */
.card-glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(45, 102, 53, 0.12);
}

/* ─── Buttons ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
    line-height: 1.5;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--primary-600);
    color: #fff;
    box-shadow: 0 3px 10px rgba(29, 70, 35, 0.25);
    border: 1px solid rgba(241, 207, 99, 0.3);
}

.btn-primary:hover {
    background: var(--primary-500);
    box-shadow: 0 5px 15px rgba(29, 70, 35, 0.35);
    color: #fff;
    transform: translateY(-1px);
}

.btn-success {
    background: #166534;
    color: #fff;
    box-shadow: 0 2px 8px rgba(22, 101, 52, 0.25);
}

.btn-success:hover {
    box-shadow: 0 4px 14px rgba(22, 101, 52, 0.35);
    color: #fff;
    transform: translateY(-1px);
}

.btn-danger {
    background: #dc2626;
    color: #fff;
    box-shadow: 0 2px 8px rgba(220, 38, 38, 0.25);
}

.btn-danger:hover {
    box-shadow: 0 4px 14px rgba(220, 38, 38, 0.35);
    color: #fff;
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--accent-500);
    color: #0f2412;
    box-shadow: 0 2px 8px rgba(241, 207, 99, 0.3);
    font-weight: 700;
}

.btn-warning:hover {
    box-shadow: 0 4px 14px rgba(241, 207, 99, 0.45);
    color: #0f2412;
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 1.5px solid var(--gray-300);
}

.btn-outline:hover {
    background: var(--gray-100);
    border-color: var(--primary-500);
    color: var(--primary-700);
}

.btn-sm {
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-sm);
}

.btn-icon.btn-sm {
    width: 30px;
    height: 30px;
}

/* ─── Forms ───────────────────────────────────────────────── */
.form-group {
    margin-bottom: var(--space-5);
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
}

.form-group label i {
    color: var(--primary-500);
    font-size: 0.85rem;
}

.form-group label .required-mark {
    color: var(--error-color);
    font-weight: 700;
}

.form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--gray-800);
    background: var(--gray-50);
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-control:hover {
    border-color: var(--gray-400);
    background: #fff;
}

.form-control:focus {
    border-color: var(--primary-500);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(45, 102, 53, 0.12);
}

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

.form-control.is-invalid {
    border-color: var(--error-color);
    background: #fffafa;
}

.form-error {
    font-size: var(--text-xs);
    color: var(--error-color);
    margin-top: var(--space-1);
    display: flex;
    align-items: center;
    gap: 4px;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%232d6635'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 40px;
    cursor: pointer;
}

textarea.form-control {
    resize: vertical;
    min-height: 95px;
    line-height: 1.5;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
}

.form-row.form-row-3 {
    grid-template-columns: 1fr 1fr 1fr;
}

/* ─── Modern Form Layout & Components ────────────────────── */
/* ─── Clean Modern Form Card ──────────────────────────────── */
.form-card-clean {
    max-width: 680px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.form-card-header {
    padding: var(--space-5) var(--space-6);
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.form-card-header h3 {
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.form-card-header h3 i {
    color: var(--primary-500);
    font-size: 1.1rem;
}

.form-card-body {
    padding: var(--space-6);
}

.input-with-addon {
    display: flex;
    align-items: stretch;
}

.input-addon {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--space-4);
    background: var(--gray-100);
    border: 1.5px solid var(--gray-300);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    color: var(--gray-600);
    font-size: var(--text-sm);
    font-weight: 600;
    font-family: var(--font-mono);
}

.input-with-addon .form-control {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.form-actions-toolbar {
    padding: var(--space-4) var(--space-6);
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
}

/* ─── Tables ──────────────────────────────────────────────── */
.table-container {
    overflow-x: auto;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.table thead th {
    background: var(--gray-100);
    color: var(--gray-700);
    font-weight: 700;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--space-4) var(--space-5);
    border-bottom: 2px solid var(--gray-300);
    text-align: left;
    white-space: nowrap;
}

.table tbody td {
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--gray-200);
    vertical-align: middle;
}

.table tbody tr {
    transition: background var(--transition-fast);
}

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

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

.table-actions {
    display: flex;
    gap: var(--space-2);
}

/* ─── Badges ──────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
    border: 1px solid transparent;
}

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

.badge-danger {
    background: var(--error-bg);
    color: var(--error-color);
    border-color: var(--error-border);
}

.badge-warning {
    background: var(--warning-bg);
    color: var(--warning-color);
    border-color: var(--warning-border);
}

.badge-info {
    background: var(--info-bg);
    color: var(--info-color);
    border-color: var(--info-border);
}

.badge-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
    border-color: var(--gray-300);
}

/* ─── Modals ──────────────────────────────────────────────── */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 36, 18, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease;
}

.modal {
    background: #fff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--gray-200);
    animation: scaleIn 0.25s ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6);
    border-bottom: 1px solid var(--gray-200);
    background: #fff;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.modal-header h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--primary-800);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-400);
    cursor: pointer;
    transition: color var(--transition-fast);
    line-height: 1;
}

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

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    background: var(--gray-50);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to   { opacity: 1; transform: scale(1); }
}

/* ─── Toast Notifications ─────────────────────────────────── */
.toast-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid;
    font-size: var(--text-sm);
    font-weight: 500;
    animation: slideInRight 0.3s ease;
    min-width: 300px;
    max-width: 450px;
}

.toast-success { border-left-color: var(--success-color); }
.toast-error   { border-left-color: var(--error-color); }
.toast-warning { border-left-color: var(--accent-600); }
.toast-info    { border-left-color: var(--primary-500); }

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(100px); }
    to   { opacity: 1; transform: translateX(0); }
}



/* ─── Sidebar Overlay (Mobile) ────────────────────────────── */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 36, 18, 0.5);
    z-index: 999;
}

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

/* ─── Page Header ─────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.page-header h2 {
    font-size: var(--text-xl);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--gray-900);
}

.page-header h2 i {
    color: var(--primary-500);
}

/* ─── Search / Filter Bar ─────────────────────────────────── */
.filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.search-input {
    position: relative;
    flex: 1;
    min-width: 250px;
}

.search-input i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 0.9rem;
}

.search-input input {
    padding-left: 40px;
}

/* ─── Loading Spinner ─────────────────────────────────────── */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    border-radius: inherit;
}

/* ─── Summary Chips (encima de tablas) ────────────────────── */
.summary-chips {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.summary-chip {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    min-width: 160px;
    transition: all var(--transition-fast);
}

.summary-chip:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-200);
    transform: translateY(-2px);
}

.chip-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.chip-icon.green {
    background: rgba(45, 102, 53, 0.1);
    color: var(--primary-500);
}

.chip-icon.amber {
    background: rgba(241, 207, 99, 0.15);
    color: #92400e;
}

.chip-icon.red {
    background: rgba(220, 38, 38, 0.08);
    color: var(--error-color);
}

.chip-icon.blue {
    background: rgba(37, 99, 235, 0.08);
    color: #2563eb;
}

.chip-icon.purple {
    background: rgba(124, 58, 237, 0.08);
    color: #7c3aed;
}

.chip-data {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.chip-value {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
}

.chip-label {
    font-size: var(--text-xs);
    color: var(--gray-500);
    font-weight: 500;
    white-space: nowrap;
}

/* ─── Avatar con Iniciales ───────────────────────────────── */
.avatar-sm {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    font-weight: 700;
    flex-shrink: 0;
    letter-spacing: 0.5px;
}

.avatar-sm.green {
    background: rgba(45, 102, 53, 0.12);
    color: var(--primary-600);
}

.avatar-sm.amber {
    background: rgba(241, 207, 99, 0.2);
    color: #854d0e;
}

.avatar-sm.blue {
    background: rgba(37, 99, 235, 0.1);
    color: #1d4ed8;
}

.avatar-sm.purple {
    background: rgba(124, 58, 237, 0.1);
    color: #6d28d9;
}

.cell-with-avatar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.cell-with-avatar .cell-name {
    font-weight: 600;
    color: var(--gray-800);
}

.cell-with-avatar .cell-sub {
    font-size: var(--text-xs);
    color: var(--gray-500);
    margin-top: 1px;
}

/* ─── Badge con Dot Indicator ────────────────────────────── */
.badge-dot {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-dot::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}

.badge-dot.dot-success {
    background: var(--success-bg);
    color: var(--success-color);
}

.badge-dot.dot-success::before {
    background: var(--success-color);
}

.badge-dot.dot-danger {
    background: var(--error-bg);
    color: var(--error-color);
}

.badge-dot.dot-danger::before {
    background: var(--error-color);
}

.badge-dot.dot-warning {
    background: var(--warning-bg);
    color: var(--warning-color);
}

.badge-dot.dot-warning::before {
    background: var(--warning-color);
}

.badge-dot.dot-info {
    background: #eff6ff !important;
    color: #1d4ed8 !important;
}

.badge-dot.dot-info::before {
    background: #2563eb !important;
}

.badge-dot.dot-neutral {
    background: var(--gray-100);
    color: var(--gray-600);
}

.badge-dot.dot-neutral::before {
    background: var(--gray-400);
}

/* ─── Botones de Acción Minimalistas ─────────────────────── */
.btn-action {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: transparent;
    text-decoration: none;
}

.btn-action.act-edit {
    color: var(--accent-700);
    background: rgba(241, 207, 99, 0.1);
    border-color: rgba(241, 207, 99, 0.2);
}

.btn-action.act-edit:hover {
    background: rgba(241, 207, 99, 0.25);
    color: #854d0e;
    transform: translateY(-1px);
}

.btn-action.act-delete {
    color: var(--error-color);
    background: rgba(220, 38, 38, 0.06);
    border-color: rgba(220, 38, 38, 0.12);
}

.btn-action.act-delete:hover {
    background: rgba(220, 38, 38, 0.15);
    color: #b91c1c;
    transform: translateY(-1px);
}

.btn-action.act-view {
    color: var(--primary-600);
    background: rgba(45, 102, 53, 0.06);
    border-color: rgba(45, 102, 53, 0.12);
}

.btn-action.act-view:hover {
    background: rgba(45, 102, 53, 0.15);
    color: var(--primary-800);
    transform: translateY(-1px);
}

.btn-action.act-download {
    color: #2563eb;
    background: rgba(37, 99, 235, 0.06);
    border-color: rgba(37, 99, 235, 0.12);
}

.btn-action.act-download:hover {
    background: rgba(37, 99, 235, 0.15);
    color: #1d4ed8;
    transform: translateY(-1px);
}

.btn-action.act-toggle {
    color: var(--gray-500);
    background: var(--gray-100);
    border-color: var(--gray-200);
}

.btn-action.act-toggle:hover {
    background: var(--gray-200);
    color: var(--gray-700);
    transform: translateY(-1px);
}

/* ─── Data con icono inline ──────────────────────────────── */
.cell-icon-text {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.cell-icon-text i {
    color: var(--gray-400);
    font-size: 0.8rem;
}

/* ─── Money Cells ────────────────────────────────────────── */
.cell-money {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: var(--text-sm);
}

.cell-money.positive {
    color: var(--success-color);
}

.cell-money.negative {
    color: var(--error-color);
}

/* ─── Mini Progress Bar (inline en tabla) ────────────────── */
.progress-inline {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 120px;
}

.progress-inline .progress-bar {
    flex: 1;
    height: 6px;
}

.progress-inline .progress-label {
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--gray-700);
    min-width: 38px;
    text-align: right;
}

/* ─── File Type Icons ────────────────────────────────────── */
.file-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.file-icon.file-pdf {
    background: rgba(220, 38, 38, 0.08);
    color: #dc2626;
}

.file-icon.file-image {
    background: rgba(37, 99, 235, 0.08);
    color: #2563eb;
}

.file-icon.file-plan {
    background: rgba(45, 102, 53, 0.08);
    color: var(--primary-500);
}

.file-icon.file-doc {
    background: rgba(37, 99, 235, 0.08);
    color: #1d4ed8;
}

.file-icon.file-excel {
    background: rgba(22, 101, 52, 0.08);
    color: #166534;
}

.file-icon.file-other {
    background: var(--gray-100);
    color: var(--gray-500);
}

/* ─── Enhanced Empty State ───────────────────────────────── */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-8);
    color: var(--gray-400);
    animation: fadeInUp 0.4s ease;
}

.empty-state i {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
    color: var(--gray-300);
    opacity: 1;
    background: var(--gray-100);
    width: 72px;
    height: 72px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}

.empty-state h3 {
    font-size: var(--text-base);
    color: var(--gray-500);
    margin-bottom: var(--space-1);
    font-weight: 600;
}

.empty-state p {
    font-size: var(--text-sm);
    color: var(--gray-400);
    max-width: 280px;
    margin: 0 auto;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─── Utilities ───────────────────────────────────────────── */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-muted  { color: var(--gray-500); }
.text-sm     { font-size: var(--text-sm); }
.text-xs     { font-size: var(--text-xs); }
.fw-600      { font-weight: 600; }
.mt-4        { margin-top: var(--space-4); }
.mt-6        { margin-top: var(--space-6); }
.mb-4        { margin-bottom: var(--space-4); }
.mb-6        { margin-bottom: var(--space-6); }
.d-flex      { display: flex; }
.gap-2       { gap: var(--space-2); }
.gap-3       { gap: var(--space-3); }
.gap-4       { gap: var(--space-4); }

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width);
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .sidebar.collapsed ~ .main-content {
        margin-left: 0;
    }

    .topbar-toggle {
        display: flex;
    }

    .form-row,
    .form-row.form-row-3 {
        grid-template-columns: 1fr;
    }

    .form-page-layout {
        grid-template-columns: 1fr;
    }

    .form-sidebar-card {
        position: static;
    }
}

@media (max-width: 640px) {
    .page-content {
        padding: var(--space-4);
    }

    .topbar {
        padding: 0 var(--space-4);
    }

    .alert {
        margin: var(--space-4) var(--space-4) 0;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-bar {
        flex-direction: column;
    }

    .search-input {
        width: 100%;
    }
}

/* ─── Interactive Validation States & Hints ─────────────────── */
.form-control.is-valid {
    border-color: #166534 !important;
    background-color: #f0fdf4 !important;
    box-shadow: 0 0 0 3px rgba(22, 101, 52, 0.12) !important;
}

.form-control.is-invalid {
    border-color: #dc2626 !important;
    background-color: #fef2f2 !important;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12) !important;
}

.field-hint {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-xs);
    color: var(--gray-500);
    margin-top: var(--space-1);
    transition: color var(--transition-fast);
}

.field-hint i {
    font-size: 0.8rem;
}

/* ─── Flatpickr Custom Theme (TOPSA Forest Green & Gold) ──── */
.flatpickr-calendar {
    font-family: var(--font-body) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-xl) !important;
    border: 1px solid var(--gray-300) !important;
    background: #fff !important;
    overflow: hidden;
}

.flatpickr-months {
    background: var(--primary-700) !important;
    padding: var(--space-2) 0 !important;
}

.flatpickr-month {
    color: #fff !important;
    fill: #fff !important;
}

.flatpickr-current-month {
    font-weight: 700 !important;
    font-size: var(--text-base) !important;
    color: #fff !important;
}

.flatpickr-current-month .numInputWrapper span.arrowUp:after {
    border-bottom-color: #fff !important;
}

.flatpickr-current-month .numInputWrapper span.arrowDown:after {
    border-top-color: #fff !important;
}

.flatpickr-months .flatpickr-prev-month,
.flatpickr-months .flatpickr-next-month {
    color: #fff !important;
    fill: #fff !important;
}

.flatpickr-months .flatpickr-prev-month:hover,
.flatpickr-months .flatpickr-next-month:hover {
    color: var(--accent-400) !important;
}

span.flatpickr-weekday {
    background: var(--primary-800) !important;
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 600 !important;
    font-size: var(--text-xs) !important;
}

.flatpickr-day {
    border-radius: var(--radius-md) !important;
    font-weight: 500 !important;
    color: var(--gray-800) !important;
    transition: all var(--transition-fast) !important;
}

.flatpickr-day:hover {
    background: var(--primary-50) !important;
    border-color: var(--primary-300) !important;
    color: var(--primary-800) !important;
}

.flatpickr-day.today {
    border-color: var(--accent-500) !important;
    background: var(--accent-100) !important;
    color: var(--accent-800) !important;
    font-weight: 700 !important;
}

.flatpickr-day.selected,
.flatpickr-day.startRange,
.flatpickr-day.endRange {
    background: var(--primary-600) !important;
    border-color: var(--primary-600) !important;
    color: #fff !important;
    font-weight: 700 !important;
    box-shadow: 0 2px 8px rgba(29, 70, 35, 0.35) !important;
}

.datepicker-trigger {
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.datepicker-trigger:hover {
    background: var(--primary-100);
    color: var(--primary-700);
}


/* Tablas adaptables y cierre de sesión por formulario. */
.main-content { min-width: 0; }
.sidebar-footer .btn-logout { background: transparent; border: 0; cursor: pointer; }

/* Controles compartidos de gestión, documentos, auditoría y respaldos. */
.page-header, .card-header { gap: 1rem; flex-wrap: wrap; }
.table-container { width: 100%; overflow-x: auto; }
.table th { white-space: nowrap; }
.table td { vertical-align: middle; overflow-wrap: anywhere; }
.table-actions { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.table-actions form, .page-header form { margin: 0; }
.table-actions .btn { white-space: nowrap; }
.filter-grid { display: flex; align-items: flex-end; flex-wrap: wrap; gap: 1rem; }
.filter-grid .form-group { flex: 1 1 160px; margin: 0; min-width: 0; }
.filter-grid > .btn { align-self: flex-end; }
.form-row > .form-group { min-width: 0; }
.form-row { margin-bottom: 1.25rem; }
.field-error { display: block; color: #b42318; font-size: .82rem; margin-top: .35rem; }
[aria-invalid="true"] { border-color: #b42318 !important; }
.cell-sub { max-width: 34rem; white-space: normal; }
.mt-6 { margin-top: 1.5rem; }
@media(max-width: 720px) { .page-header { align-items: flex-start; } .page-header .table-actions { width: 100%; } .form-row { flex-direction: column; } .table { min-width: 650px; } .filter-grid .form-group { flex-basis: 100%; } .form-actions-toolbar { flex-wrap: wrap; } }