/**
 * OS Master - Estilos Globais e Layout Base
 * * Este ficheiro centraliza toda a identidade visual, tipografia,
 * componentes de interface e regras de responsividade do sistema.
 * * @package OSMaster
 * @author Julian C. Braga
 * @version 1.0
 */

/* ==========================================================================
   1. Variáveis e Tokens de Design (Tema Escuro e Claro Sofisticado)
   ========================================================================== */
:root {
    color-scheme: dark;
    /* Paleta de Cores Base (Fundo e Superfícies) */
    --bg-main: #111318;
    --bg-page: #151922;
    --bg-card: #1b2029;
    --bg-card-elevated: #202734;
    --bg-hover: #252d39;
    --header-bg: rgba(27, 32, 41, 0.94);
    --page-glow: rgba(255, 255, 255, 0.025);
    --row-hover: rgba(45, 212, 191, 0.045);
    --active-menu-text: #ccfbf1;
    --code-border: rgba(45, 212, 191, 0.16);
    --primary-ring: rgba(45, 212, 191, 0.55);
    --border-color: #323a47;
    --border-strong: #465161;
    
    /* Cores de Destaque e Ação */
    --primary: #2dd4bf;
    --primary-hover: #14b8a6;
    --primary-soft: rgba(45, 212, 191, 0.12);
    --accent: #f59e0b;
    
    /* Cores de Feedback Semântico */
    --success: #22c55e;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --info: #38bdf8;
    --info-bg: rgba(6, 182, 212, 0.1);

    /* Textos */
    --text-main: #f8fafc;
    --text-soft: #d6dde8;
    --text-muted: #9aa6b6;
    --text-subtle: #6f7b8b;
    --text-dark: #0d1117;

    /* Tipografia e Espaçamentos */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 10px;
    --radius: var(--radius-md);
    --border: var(--border-color);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.18);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.22);
    --shadow-focus: 0 0 0 3px rgba(45, 212, 191, 0.18);
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

:root[data-theme="light"] {
    color-scheme: light;

    --bg-main: #e5e9f0;
    --bg-page: #f4f7fb;
    --bg-card: #ffffff;
    --bg-card-elevated: #f8fafc;
    --bg-hover: #eef3f8;
    --header-bg: rgba(255, 255, 255, 0.94);
    --page-glow: rgba(15, 118, 110, 0.045);
    --row-hover: rgba(15, 118, 110, 0.065);
    --active-menu-text: #0f766e;
    --code-border: rgba(15, 118, 110, 0.2);
    --primary-ring: rgba(15, 118, 110, 0.45);
    --border-color: #d8e0ea;
    --border-strong: #b7c4d3;

    --primary: #0f766e;
    --primary-hover: #115e59;
    --primary-soft: rgba(15, 118, 110, 0.1);
    --accent: #c2410c;

    --success: #15803d;
    --success-bg: rgba(21, 128, 61, 0.1);
    --warning: #b45309;
    --warning-bg: rgba(180, 83, 9, 0.1);
    --danger: #b91c1c;
    --danger-bg: rgba(185, 28, 28, 0.1);
    --info: #0369a1;
    --info-bg: rgba(3, 105, 161, 0.1);

    --text-main: #111827;
    --text-soft: #374151;
    --text-muted: #5b6778;
    --text-subtle: #7b8797;
    --text-dark: #ffffff;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 10px 28px rgba(15, 23, 42, 0.12);
    --shadow-focus: 0 0 0 3px rgba(15, 118, 110, 0.18);
}

/* ==========================================================================
   2. Reset e Regras Globais de Acessibilidade
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-page);
    color: var(--text-main);
    line-height: 1.5;
    overflow-x: hidden;
    min-height: 100vh;
    font-size: 14px;
    text-rendering: optimizeLegibility;
}

html[data-theme="light"] body {
    background: #f4f7fb;
    color: #111827;
}

img, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: transparent;
    border: none;
    outline: none;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}

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

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

/* Scrollbar Personalizada */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ==========================================================================
   3. Estrutura de Layout Base (Sidebar + Header + Main Area)
   ========================================================================== */
.layout-wrapper {
    display: grid;
    grid-template-columns: 272px 1fr;
    min-height: 100vh;
}

/* Barra Lateral (Sidebar Navigation) */
.sidebar {
    background-color: var(--bg-main);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: sticky;
    top: 0;
    box-shadow: 8px 0 30px rgba(0, 0, 0, 0.18);
    z-index: 200;
}

html[data-theme="light"] .sidebar {
    background-color: #ffffff;
}

.sidebar-brand {
    padding: 24px 22px;
    font-size: 19px;
    font-weight: 800;
    color: var(--text-main);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-brand::before {
    content: "";
    width: 10px;
    height: 34px;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--primary), var(--accent));
    box-shadow: 0 0 24px rgba(45, 212, 191, 0.22);
}

.sidebar-menu {
    list-style: none;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-grow: 1;
    overflow-y: auto;
}

.sidebar-section {
    margin: 14px 10px 5px;
    color: var(--text-subtle);
    font-size: 10.5px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sidebar-section:first-child {
    margin-top: 2px;
}

.sidebar-item a {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 42px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-weight: 650;
    font-size: 13.5px;
    transition: all var(--transition-normal);
}

.sidebar-item.active a,
.sidebar-item a:hover {
    background-color: var(--bg-hover);
    color: var(--text-main);
}

.sidebar-item.active a {
    background-color: var(--primary-soft);
    color: var(--active-menu-text);
    box-shadow: inset 3px 0 0 var(--primary);
}

.sidebar-footer {
    padding: 18px 20px;
    border-top: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-subtle);
    text-align: center;
}

/* Painel de Conteúdo (Main Content Area) */
.main-content {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow-y: auto;
    background:
        linear-gradient(180deg, var(--page-glow), transparent 220px),
        var(--bg-page);
}

html[data-theme="light"] .main-content {
    background:
        linear-gradient(180deg, rgba(15, 118, 110, 0.05), transparent 240px),
        #f4f7fb;
}

/* Cabeçalho do Painel (Top Header Bar) */
.top-header {
    background-color: var(--header-bg);
    backdrop-filter: blur(14px);
    height: 72px;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 34px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.page-title {
    font-size: 18px;
    font-weight: 780;
    color: var(--text-main);
}

.user-nav {
    display: flex;
    align-items: center;
    gap: 16px;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-card-elevated);
    color: var(--text-soft);
    cursor: pointer;
    font-weight: 700;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.theme-toggle:hover {
    background-color: var(--bg-hover);
    border-color: var(--border-strong);
    color: var(--text-main);
}

.theme-toggle-icon {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background:
        radial-gradient(circle at 68% 32%, var(--bg-card-elevated) 0 30%, transparent 31%),
        var(--primary);
    box-shadow: inset 0 0 0 1px var(--primary-ring);
}

:root[data-theme="light"] .theme-toggle-icon {
    background:
        radial-gradient(circle, #facc15 0 36%, transparent 38%),
        conic-gradient(from 0deg, transparent 0 11%, #f59e0b 11% 14%, transparent 14% 23%, #f59e0b 23% 26%, transparent 26% 35%, #f59e0b 35% 38%, transparent 38% 47%, #f59e0b 47% 50%, transparent 50% 59%, #f59e0b 59% 62%, transparent 62% 71%, #f59e0b 71% 74%, transparent 74% 83%, #f59e0b 83% 86%, transparent 86%);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13.5px;
    color: var(--text-soft);
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 8px;
    background-color: var(--primary);
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: 0 12px 24px rgba(45, 212, 191, 0.18);
}

/* Área Interna de Páginas */
.page-container {
    width: 100%;
    max-width: 1480px;
    padding: 34px;
    flex-grow: 1;
    margin: 0 auto;
}

/* ==========================================================================
   4. Componentes Reutilizáveis de UI (Design System)
   ========================================================================== */

/* Cartões (Cards) */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

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

.card-title {
    font-size: 16px;
    font-weight: 760;
    margin-bottom: 16px;
    color: var(--text-main);
}

.module-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 22px;
}

.module-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 4px;
}

.module-subtitle {
    color: var(--text-muted);
    font-size: 13.5px;
}

.form-section {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 18px;
    margin-top: 18px;
    background-color: var(--bg-card-elevated);
}

.form-section-title {
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 16px;
}

.form-grid {
    display: grid;
    gap: 18px;
}

.form-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-grid-wide {
    grid-template-columns: 2fr 1fr 1fr;
}

.address-grid {
    grid-template-columns: 1fr 2fr 1fr;
}

.choice-row {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    background-color: var(--bg-card-elevated);
}

.choice-option {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 700;
    color: var(--text-soft);
}

.choice-option input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.table-primary-text {
    color: var(--text-main);
    font-weight: 760;
}

.table-muted-text {
    color: var(--text-muted);
    font-size: 12.5px;
    margin-top: 2px;
}

.action-group {
    display: inline-flex;
    justify-content: flex-end;
    gap: 6px;
    flex-wrap: wrap;
}

.users-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 32px;
    align-items: start;
}

.equipment-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 32px;
    align-items: start;
}

.print-header {
    display: none;
}

.attachment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}

.attachment-card {
    display: grid;
    gap: 8px;
    color: var(--text-main);
    background-color: var(--bg-card-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 8px;
}

.attachment-card:hover {
    border-color: var(--border-strong);
    color: var(--text-main);
}

.attachment-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: var(--radius-sm);
    background-color: var(--bg-main);
}

/* Botões Modernos */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 38px;
    padding: 9px 16px;
    font-size: 13.5px;
    font-weight: 720;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 1px solid transparent;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-dark);
}
.btn-primary:hover {
    background-color: var(--primary-hover);
    color: var(--text-dark);
}

.btn-secondary {
    background-color: var(--bg-card-elevated);
    border: 1px solid var(--border-color);
    color: var(--text-main);
}
.btn-secondary:hover {
    background-color: var(--bg-hover);
    border-color: var(--border-strong);
}

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

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

.form-label {
    display: block;
    font-size: 12.5px;
    font-weight: 720;
    color: var(--text-muted);
    margin-bottom: 7px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.form-control {
    width: 100%;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    min-height: 42px;
    padding: 10px 14px;
    color: var(--text-main);
    font-size: 14px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    background-color: var(--bg-card);
    box-shadow: var(--shadow-focus);
}

.form-control::placeholder {
    color: var(--text-subtle);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
    padding-right: 40px;
}

/* Tabelas de Dados (Data Tables) */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    text-align: left;
    background-color: var(--bg-card);
}

.table th {
    background-color: var(--bg-card-elevated);
    color: var(--text-muted);
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1;
}

.table td {
    padding: 14px 18px;
    font-size: 13.5px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-soft);
}

.table tbody tr:hover {
    background-color: var(--row-hover);
}

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

/* Distintivos (Badges) para Status de Ordens de Serviço */
.badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 4px 9px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 760;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: 1px solid currentColor;
}

.alert {
    border-radius: var(--radius-md);
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card-elevated);
    box-shadow: var(--shadow-sm);
}

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

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

code {
    color: var(--primary);
    background-color: var(--primary-soft);
    border: 1px solid var(--code-border);
    border-radius: 4px;
    padding: 2px 5px;
}

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

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

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

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

/* ==========================================================================
   5. Regras de Responsividade (Media Queries)
   ========================================================================== */
@media (max-width: 992px) {
    .layout-wrapper {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: none; /* Em telas móveis, a barra lateral será acionada dinamicamente */
    }
    
    .top-header {
        padding: 0 16px;
        height: auto;
        min-height: 68px;
        gap: 14px;
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
    }
    
    .page-container {
        padding: 18px;
    }

    .user-profile {
        align-items: flex-start;
        font-size: 12.5px;
    }

    .card {
        padding: 18px;
    }

    .module-header {
        align-items: stretch;
        flex-direction: column;
    }

    .form-grid,
    .form-grid-2,
    .form-grid-3,
    .form-grid-wide,
    .address-grid {
        grid-template-columns: 1fr;
    }

    .choice-row {
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
    }

    .users-layout {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .equipment-layout {
        grid-template-columns: 1fr;
        gap: 18px;
    }
}

@media print {
    @page {
        size: A4;
        margin: 8mm;
    }

    body {
        background: #ffffff !important;
        color: #111827 !important;
        font-size: 10px !important;
    }

    .sidebar,
    .top-header,
    .no-print,
    #custom-alert-container,
    #custom-confirm-modal {
        display: none !important;
    }

    .layout-wrapper,
    .main-content,
    .page-container {
        display: block !important;
        height: auto !important;
        overflow: visible !important;
        padding: 0 !important;
        background: #ffffff !important;
    }

    .printable-card,
    .card,
    .form-section {
        box-shadow: none !important;
        background: #ffffff !important;
        border-color: #d1d5db !important;
        color: #111827 !important;
    }

    .printable-card {
        border: 0 !important;
        padding: 0 !important;
    }

    .printable-card .form-section {
        border-radius: 0 !important;
        margin-top: 6px !important;
        padding: 6px 8px !important;
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .printable-card .form-grid,
    .printable-card .form-grid-2,
    .printable-card .form-grid-3,
    .printable-card .form-grid-wide,
    .printable-card .address-grid {
        display: grid !important;
        gap: 4px 10px !important;
    }

    .printable-card .form-grid-2,
    .printable-card .form-grid-wide,
    .printable-card .address-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

    .printable-card .form-grid-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    }

    .printable-card .form-section-title {
        font-size: 9px !important;
        margin-bottom: 5px !important;
        color: #111827 !important;
        border-bottom: 1px solid #d1d5db;
        padding-bottom: 2px;
    }

    .print-header {
        display: block;
        margin-bottom: 8px;
        border-bottom: 2px solid #111827;
        padding-bottom: 5px;
    }

    .print-header h1 {
        font-size: 16px;
        margin: 0 0 2px;
    }

    .print-header p {
        font-size: 9px;
        margin: 0;
    }

    .table-primary-text {
        font-size: 10px !important;
        line-height: 1.25 !important;
    }

    .print-header p,
    .table-muted-text,
    .module-subtitle {
        color: #4b5563 !important;
        font-size: 8px !important;
        line-height: 1.2 !important;
    }

    .table,
    .table th,
    .table td {
        color: #111827 !important;
        border-color: #d1d5db !important;
    }

    .table th,
    .table td {
        padding: 4px 5px !important;
        font-size: 8.5px !important;
    }

    .badge,
    code {
        border: 0 !important;
        background: transparent !important;
        color: #111827 !important;
        padding: 0 !important;
    }

    .printable-card p {
        font-size: 9px !important;
        line-height: 1.25 !important;
    }
}