/* ==========================================================================
   Tecno Cursos — Design System
   ========================================================================== */

:root {
    /* Marca (inalterada entre temas) */
    --primary-dark: #1B2848;
    --primary: #005C8B;
    --primary-hover: #0077B3;
    --success: #32AD78;
    --success-hover: #3DC48A;
    --success-light: #6ABB8C;
    --danger: #E5534B;
    --warning: #D29922;
    --info: #58A6FF;

    /* Espaçamento */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;

    /* Radius */
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 16px;
    --radius-xl: 18px;
    --radius-pill: 999px;

    /* Transições */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout */
    --sidebar-width: 260px;
    --topbar-height: 60px;
}

/* ── Modo escuro (padrão) ─────────────────────────────────────────────── */
html[data-theme="dark"] {
    --background: #000000;
    --surface: #0D1117;
    --surface-raised: #161B22;
    --surface-hover: #1C2128;
    --primary-light: rgba(0, 92, 139, 0.15);
    --success-muted: rgba(50, 173, 120, 0.12);
    --danger-muted: rgba(229, 83, 75, 0.12);
    --warning-muted: rgba(210, 153, 34, 0.12);
    --info-muted: rgba(88, 166, 255, 0.12);
    --text: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.65);
    --text-muted: rgba(255, 255, 255, 0.45);
    --text-faint: rgba(255, 255, 255, 0.28);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --border-focus: rgba(0, 92, 139, 0.6);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.45);
    --topbar-bg: rgba(0, 0, 0, 0.85);
    --select-chevron: rgba(255, 255, 255, 0.5);
    --select-chevron-disabled: rgba(255, 255, 255, 0.3);
    --btn-close-filter: invert(1) grayscale(100%) brightness(200%);
    --text-on-dark: #FFFFFF;
    --text-on-dark-muted: rgba(255, 255, 255, 0.65);
    --text-on-dark-faint: rgba(255, 255, 255, 0.45);

    --bs-body-bg: var(--background);
    --bs-body-color: var(--text);
    --bs-primary: var(--primary);
    --bs-primary-rgb: 0, 92, 139;
    --bs-success: var(--success);
    --bs-success-rgb: 50, 173, 120;
    --bs-danger: var(--danger);
    --bs-warning: var(--warning);
    --bs-info: var(--info);
    --bs-border-color: var(--border);
    --bs-link-color: var(--primary-hover);
    --bs-link-hover-color: #33A3D4;
}

/* ── Modo claro ───────────────────────────────────────────────────────── */
html[data-theme="light"] {
    --background: #F4F6F9;
    --surface: #FFFFFF;
    --surface-raised: #F8FAFC;
    --surface-hover: #EEF2F6;
    --primary-light: rgba(0, 92, 139, 0.1);
    --success-muted: rgba(50, 173, 120, 0.1);
    --danger-muted: rgba(229, 83, 75, 0.08);
    --warning-muted: rgba(210, 153, 34, 0.1);
    --info-muted: rgba(0, 92, 139, 0.08);
    --text: #0D1117;
    --text-secondary: rgba(13, 17, 23, 0.72);
    --text-muted: rgba(13, 17, 23, 0.5);
    --text-faint: rgba(13, 17, 23, 0.35);
    --border: rgba(13, 17, 23, 0.1);
    --border-strong: rgba(13, 17, 23, 0.16);
    --border-focus: rgba(0, 92, 139, 0.45);
    --shadow-sm: 0 1px 2px rgba(13, 17, 23, 0.06);
    --shadow-md: 0 4px 16px rgba(13, 17, 23, 0.08);
    --shadow-lg: 0 8px 32px rgba(13, 17, 23, 0.12);
    --topbar-bg: rgba(255, 255, 255, 0.88);
    --select-chevron: rgba(13, 17, 23, 0.45);
    --select-chevron-disabled: rgba(13, 17, 23, 0.25);
    --btn-close-filter: none;
    --text-on-dark: #FFFFFF;
    --text-on-dark-muted: rgba(255, 255, 255, 0.75);
    --text-on-dark-faint: rgba(255, 255, 255, 0.55);

    --bs-body-bg: var(--background);
    --bs-body-color: var(--text);
    --bs-primary: var(--primary);
    --bs-primary-rgb: 0, 92, 139;
    --bs-success: var(--success);
    --bs-success-rgb: 50, 173, 120;
    --bs-danger: var(--danger);
    --bs-warning: var(--warning);
    --bs-info: var(--info);
    --bs-border-color: var(--border);
    --bs-link-color: var(--primary);
    --bs-link-hover-color: var(--primary-hover);
}

/* ==========================================================================
   Base
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 0.9375rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text);
    background: var(--background);
    margin: 0;
    min-height: 100vh;
    transition: background-color var(--transition-base), color var(--transition-base);
}

h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
    color: var(--text);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

p { color: var(--text-secondary); }

a {
    color: var(--primary-hover);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover { color: #33A3D4; }

.text-muted { color: var(--text-muted) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-body { color: var(--text) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-white-50 { color: var(--text-muted) !important; }

small, .small { font-size: 0.8125rem; }

kbd {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    padding: 2px 6px;
    font-size: 0.75rem;
}

hr {
    border-color: var(--border);
    opacity: 1;
}

.font-monospace { font-variant-numeric: tabular-nums; }

/* ==========================================================================
   App Shell
   ========================================================================== */

.app-shell {
    display: flex;
    min-height: 100vh;
}

.app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--primary-dark);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    z-index: 1040;
    transition: transform var(--transition-base);
    color: var(--text-on-dark);
}

.app-sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-6) var(--space-5);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    text-decoration: none;
    color: var(--text-on-dark);
    transition: opacity var(--transition-fast);
}
.app-sidebar-brand:hover { color: var(--text-on-dark); opacity: 0.9; }

.app-sidebar-logo {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.app-sidebar-logo i { font-size: 1.1rem; color: var(--text-on-dark); }

.app-sidebar-brand-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.app-sidebar-brand-name {
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--text-on-dark);
}
.app-sidebar-brand-sub {
    font-size: 0.6875rem;
    color: var(--text-on-dark-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 500;
}

.app-sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4) var(--space-3);
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.15) transparent;
}

.app-nav-section {
    margin-bottom: var(--space-6);
}
.app-nav-section-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-on-dark-faint);
    padding: 0 var(--space-3);
    margin-bottom: var(--space-2);
}

.app-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3);
    border-radius: var(--radius-sm);
    color: var(--text-on-dark-muted);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
    margin-bottom: 2px;
}
.app-nav-link i {
    font-size: 1.125rem;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
    opacity: 0.7;
    color: var(--text-on-dark-muted);
    transition: opacity var(--transition-fast), color var(--transition-fast);
}
.app-nav-link:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-on-dark);
}
.app-nav-link:hover i {
    opacity: 1;
    color: var(--text-on-dark);
}
.app-nav-link.active {
    background: rgba(0, 92, 139, 0.35);
    color: var(--text-on-dark);
    box-shadow: inset 3px 0 0 var(--primary-hover);
}
.app-nav-link.active i {
    opacity: 1;
    color: #33A3D4;
}

.app-nav-sub {
    padding-left: var(--space-8);
}
.app-nav-sub .app-nav-link {
    font-size: 0.8125rem;
    padding: var(--space-2) var(--space-3);
}

.app-sidebar-footer {
    padding: var(--space-4) var(--space-3);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-on-dark-faint);
}
.app-sidebar-footer .text-muted {
    color: var(--text-on-dark-faint) !important;
}

.app-content-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    height: var(--topbar-height);
    background: var(--topbar-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-6);
    gap: var(--space-4);
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.app-topbar-left {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    min-width: 0;
}

.app-sidebar-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}
.app-sidebar-toggle:hover {
    background: var(--surface);
    color: var(--text);
    border-color: var(--border-strong);
}

.app-topbar-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-topbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.app-user-menu-btn {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text);
}
.app-user-menu-btn:hover {
    background: var(--surface-raised);
    border-color: var(--border-strong);
}
.app-user-menu-btn.dropdown-toggle::after {
    border-top-color: var(--text-muted);
}

.app-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-on-dark);
    flex-shrink: 0;
}

.app-user-info {
    text-align: left;
    min-width: 0;
}
.app-user-name {
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 140px;
}
.app-user-role {
    font-size: 0.6875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.app-main {
    flex: 1;
    padding: var(--space-8) var(--space-6);
    max-width: 1440px;
    width: 100%;
}

.app-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1035;
    backdrop-filter: blur(2px);
}

@media (max-width: 991.98px) {
    .app-sidebar {
        transform: translateX(-100%);
    }
    .app-sidebar.open {
        transform: translateX(0);
    }
    .app-sidebar-overlay.open { display: block; }
    .app-content-wrapper { margin-left: 0; }
    .app-sidebar-toggle { display: flex; }
    .app-main { padding: var(--space-5) var(--space-4); }
    .app-topbar { padding: 0 var(--space-4); }
}

/* ==========================================================================
   Page Header
   ========================================================================== */

.page-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}
@media (min-width: 768px) {
    .page-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.03em;
}
.page-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: var(--space-1) 0 0;
    font-weight: 400;
}
.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
    overflow: hidden;
}
.card:hover {
    border-color: var(--border-strong);
}
.card-interactive:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 92, 139, 0.4);
    box-shadow: var(--shadow-md);
}

.card-header {
    background: var(--surface-raised);
    border-bottom: 1px solid var(--border);
    padding: var(--space-4) var(--space-5);
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text);
}
.card-header.bg-white { background: var(--surface-raised) !important; }

.card-body {
    padding: var(--space-5);
    color: var(--text-secondary);
}
.card-footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: var(--space-4) var(--space-5);
}

.card-accent-header {
    background: var(--primary-dark) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: var(--text-on-dark) !important;
    padding: var(--space-4) var(--space-5);
    font-weight: 600;
}
.card-accent-header .text-muted,
.card-accent-header .opacity-75,
.card-accent-header .small.opacity-75 {
    color: var(--text-on-dark-muted) !important;
}
.card-accent-header--primary {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%) !important;
}
.card-accent-header--info {
    background: linear-gradient(135deg, #0D2847 0%, var(--primary) 100%) !important;
}
.card-accent-header--purple {
    background: linear-gradient(135deg, #2D1B48 0%, #4A2D6E 100%) !important;
}

.card-featured {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #0D2847 100%);
    border-color: rgba(0, 92, 139, 0.3);
    color: var(--text-on-dark);
}
.card-featured .card-body { color: var(--text-on-dark-muted); }
.card-featured .stat-label { color: var(--text-on-dark-muted); }
.card-featured .text-muted,
.card-featured .small.text-muted { color: var(--text-on-dark-faint) !important; }
.card-featured .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--success-light);
    letter-spacing: -0.02em;
}

.card-highlight {
    border-color: rgba(0, 92, 139, 0.25);
}
.card-highlight .card-header {
    background: rgba(0, 92, 139, 0.12);
    color: var(--primary-hover);
}

.border-primary { border-color: rgba(0, 92, 139, 0.35) !important; }
.bg-primary-subtle { background: rgba(0, 92, 139, 0.12) !important; }
.text-primary-emphasis { color: var(--primary-hover) !important; }

.shadow-sm { box-shadow: var(--shadow-sm) !important; }

/* Stat cards */
.stat-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: var(--space-2);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    border-radius: 12px;
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.5rem 1.125rem;
    transition: all var(--transition-fast);
    border-width: 1px;
    line-height: 1.5;
}
.btn-sm {
    border-radius: 10px;
    font-size: 0.8125rem;
    padding: 0.375rem 0.875rem;
}
.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
}

/* Botões sólidos — texto sempre claro (fundo colorido) */
.btn-primary,
.btn-success,
.btn-danger:not(.btn-outline-danger),
.btn-info:not(.btn-outline-info),
.btn-warning:not(.btn-outline-warning),
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active,
.btn-primary.active,
.btn-primary:disabled,
.btn-primary.disabled,
.btn-success:hover,
.btn-success:focus,
.btn-success:active,
.btn-success.active,
.btn-success:disabled,
.btn-success.disabled {
    --bs-btn-color: var(--text-on-dark);
    --bs-btn-hover-color: var(--text-on-dark);
    --bs-btn-active-color: var(--text-on-dark);
    --bs-btn-disabled-color: rgba(255, 255, 255, 0.65);
    color: var(--text-on-dark) !important;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 92, 139, 0.35);
}
.btn-primary:active {
    transform: translateY(0);
    background: var(--primary);
}

.btn-success {
    background: var(--success);
    border-color: var(--success);
}
.btn-success:hover, .btn-success:focus {
    background: var(--success-hover);
    border-color: var(--success-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(50, 173, 120, 0.3);
}

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary) !important;
}

.btn-outline-primary {
    color: var(--primary-hover);
    border-color: rgba(0, 92, 139, 0.5);
    background: transparent;
}

.btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-strong);
    background: transparent;
}
.btn-outline-secondary:hover, .btn-outline-secondary:focus {
    background: var(--surface-raised);
    border-color: var(--border-strong);
    color: var(--text);
}
.btn-outline-secondary.active {
    background: var(--surface-raised);
    border-color: var(--primary);
    color: var(--text);
}

.btn-outline-danger {
    color: var(--danger);
    border-color: rgba(229, 83, 75, 0.4);
    background: transparent;
}
.btn-outline-danger:hover {
    background: var(--danger-muted);
    border-color: var(--danger);
    color: var(--danger);
}

.btn-outline-success {
    color: var(--success);
    border-color: rgba(50, 173, 120, 0.4);
}
.btn-outline-success:hover {
    background: var(--success-muted);
    border-color: var(--success);
    color: var(--success-light);
}

.btn-dark {
    background: var(--surface-raised);
    border-color: var(--border);
    color: var(--text);
}
.btn-dark:hover {
    background: var(--surface-hover);
    border-color: var(--border-strong);
    color: var(--text);
}

.btn-close {
    filter: var(--btn-close-filter);
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}
.btn-close:hover { opacity: 0.8; }

.btn-group .btn { border-radius: 0; }
.btn-group .btn:first-child { border-radius: 12px 0 0 12px; }
.btn-group .btn:last-child { border-radius: 0 12px 12px 0; }
.btn-group-sm .btn:first-child { border-radius: 10px 0 0 10px; }
.btn-group-sm .btn:last-child { border-radius: 0 10px 10px 0; }

/* ==========================================================================
   Forms
   ========================================================================== */

.form-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}
.form-label-sm, label.form-label-sm { font-size: 0.75rem; }

.form-control, .form-select {
    background-color: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    padding: 0.5625rem 0.875rem;
    font-size: 0.875rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}
.form-control::placeholder { color: var(--text-faint); }
.form-control:focus, .form-select:focus {
    background-color: var(--surface-raised);
    border-color: var(--primary);
    color: var(--text);
    box-shadow: 0 0 0 3px rgba(0, 92, 139, 0.2);
}
.form-control:disabled, .form-select:disabled {
    background-color: var(--surface);
    color: var(--text-muted);
    opacity: 0.7;
}

.form-control-sm, .form-select-sm {
    border-radius: 10px;
    font-size: 0.8125rem;
    padding: 0.375rem 0.75rem;
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23888' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    background-size: 16px 12px;
    padding-right: 2.5rem;
}
html[data-theme="dark"] .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='rgba(255,255,255,0.5)' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
}
html[data-theme="light"] .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='rgba(13,17,23,0.45)' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
}
.form-select:focus {
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    background-size: 16px 12px;
}
.form-select:disabled {
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    background-size: 16px 12px;
}
html[data-theme="dark"] .form-select:disabled {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='rgba(255,255,255,0.3)' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
}
html[data-theme="light"] .form-select:disabled {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='rgba(13,17,23,0.25)' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
}
.form-select option, .form-select optgroup {
    background: var(--surface-raised);
    color: var(--text);
}

.form-control.is-invalid, .form-select.is-invalid {
    border-color: var(--danger);
}
.form-control.is-invalid:focus, .form-select.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(229, 83, 75, 0.2);
}
.invalid-feedback { color: var(--danger); font-size: 0.8125rem; }

.form-text { color: var(--text-muted); font-size: 0.8125rem; }

.form-check-input {
    background-color: var(--surface-raised);
    border-color: var(--border-strong);
    transition: all var(--transition-fast);
}
.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}
.form-check-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 92, 139, 0.2);
}
.form-check-label { color: var(--text-secondary); font-size: 0.875rem; }

.form-switch .form-check-input {
    border-radius: var(--radius-pill);
    width: 2.5em;
}

.input-group .form-control { border-radius: 12px; }
.input-group .form-control:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}
.input-group .btn {
    border-color: var(--border);
    background: var(--surface-raised);
    color: var(--text-muted);
}
.input-group .btn:last-child {
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
}

.input-group-text {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    color: var(--text-muted);
    border-radius: 12px;
    font-size: 0.875rem;
}
.input-group > .input-group-text:first-child {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}
.input-group > .form-control:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.filter-units-multiselect {
    max-height: 12rem;
    font-size: 0.875rem;
}
@media (max-width: 767.98px) {
    .filter-units-multiselect { max-height: 10rem; }
}

.units-checkbox-panel {
    max-height: 14rem;
    overflow-y: auto;
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: var(--space-3);
}

/* ==========================================================================
   Tables
   ========================================================================== */

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-secondary);
    --bs-table-border-color: var(--border);
    --bs-table-hover-bg: rgba(0, 92, 139, 0.08);
    --bs-table-hover-color: var(--text);
    --bs-table-striped-bg: rgba(255, 255, 255, 0.02);
    --bs-table-striped-color: var(--text-secondary);
    margin-bottom: 0;
}
.table > :not(caption) > * > * {
    padding: var(--space-4) var(--space-4);
    border-bottom-color: var(--border);
    vertical-align: middle;
}
.table > thead {
    background: var(--primary-dark);
    --bs-table-color: var(--text-on-dark);
    --bs-table-bg: var(--primary-dark);
    --bs-table-color-type: var(--text-on-dark);
}
.table > thead > tr > th,
.table > thead.table-light > tr > th,
thead.table-light th,
.table > thead .table-compact-header th {
    background: var(--primary-dark) !important;
    color: var(--text-on-dark) !important;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-3) var(--space-4);
    white-space: nowrap;
}
.table > thead .text-secondary,
.table > thead .text-muted,
.table > thead .text-body,
.table > thead .text-dark {
    color: var(--text-on-dark-muted) !important;
}
.table > tbody > tr {
    transition: background var(--transition-fast);
}
.table > tbody > tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.015);
}
.table > tbody > tr:hover {
    background: rgba(0, 92, 139, 0.08) !important;
}
.table-sm > :not(caption) > * > * {
    padding: var(--space-3) var(--space-3);
}
.table-group-divider { border-top: 2px solid var(--border); }

tfoot tr, .table tfoot td, .table tfoot th {
    background: var(--surface-raised) !important;
    font-weight: 700;
    color: var(--text);
    border-top: 2px solid var(--border-strong);
}
.bg-body-secondary {
    background: var(--surface-raised) !important;
    color: var(--text) !important;
}

.table-responsive {
    border-radius: 0;
}

.fw-total { font-weight: 700 !important; color: var(--text) !important; }

/* ==========================================================================
   Badges
   ========================================================================== */

.badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.35em 0.75em;
    border-radius: var(--radius-pill);
    letter-spacing: 0.01em;
}

.badge-profile-ti { background: rgba(229, 83, 75, 0.15); color: #F87171; border: 1px solid rgba(229, 83, 75, 0.25); }
.badge-profile-gestor { background: rgba(210, 153, 34, 0.15); color: var(--warning); border: 1px solid rgba(210, 153, 34, 0.25); }
.badge-profile-rh { background: rgba(88, 166, 255, 0.15); color: var(--info); border: 1px solid rgba(88, 166, 255, 0.25); }
.badge-profile-financeiro { background: var(--success-muted); color: var(--success-light); border: 1px solid rgba(50, 173, 120, 0.25); }
.badge-profile-instrutor { background: rgba(255, 255, 255, 0.08); color: var(--text-secondary); border: 1px solid var(--border); }
.badge-profile-default { background: rgba(255, 255, 255, 0.06); color: var(--text-muted); border: 1px solid var(--border); }

.badge-status-active { background: var(--success-muted); color: var(--success-light); border: 1px solid rgba(50, 173, 120, 0.2); }
.badge-status-inactive { background: rgba(255, 255, 255, 0.06); color: var(--text-muted); border: 1px solid var(--border); }

.text-bg-success-subtle, .badge.text-bg-success-subtle {
    background: var(--success-muted) !important;
    color: var(--success-light) !important;
    border: 1px solid rgba(50, 173, 120, 0.2);
}
.text-bg-warning-subtle {
    background: var(--warning-muted) !important;
    color: var(--warning) !important;
    border: 1px solid rgba(210, 153, 34, 0.2);
}
.bg-success-subtle { background: var(--success-muted) !important; }
.bg-secondary-subtle { background: rgba(255, 255, 255, 0.06) !important; }

.bg-danger, .bg-warning, .bg-info, .bg-success, .bg-secondary, .bg-light {
    border: 1px solid transparent;
}
.bg-danger { background: rgba(229, 83, 75, 0.2) !important; color: #F87171 !important; border-color: rgba(229, 83, 75, 0.25) !important; }
.bg-warning { background: var(--warning-muted) !important; color: var(--warning) !important; border-color: rgba(210, 153, 34, 0.25) !important; }
.bg-info { background: var(--info-muted) !important; color: var(--info) !important; border-color: rgba(88, 166, 255, 0.25) !important; }
.bg-success { background: var(--success-muted) !important; color: var(--success-light) !important; border-color: rgba(50, 173, 120, 0.25) !important; }
.bg-secondary { background: rgba(255, 255, 255, 0.08) !important; color: var(--text-secondary) !important; }
.bg-light { background: rgba(255, 255, 255, 0.06) !important; color: var(--text-muted) !important; }
.bg-dark {
    background: var(--primary-dark) !important;
    color: var(--text-on-dark) !important;
}
.bg-dark .text-muted,
.bg-dark .text-secondary,
.bg-dark .text-white-50 {
    color: var(--text-on-dark-muted) !important;
}

/* ==========================================================================
   Alerts
   ========================================================================== */

.alert {
    border-radius: var(--radius-md);
    border: 1px solid;
    padding: var(--space-4) var(--space-5);
    font-size: 0.875rem;
}
.alert-success {
    background: var(--success-muted);
    border-color: rgba(50, 173, 120, 0.25);
    color: var(--success-light);
}
.alert-danger {
    background: var(--danger-muted);
    border-color: rgba(229, 83, 75, 0.25);
    color: #F87171;
}
.alert-warning {
    background: var(--warning-muted);
    border-color: rgba(210, 153, 34, 0.25);
    color: var(--warning);
}
.alert-info {
    background: var(--info-muted);
    border-color: rgba(88, 166, 255, 0.25);
    color: var(--info);
}

/* ==========================================================================
   Dropdowns
   ========================================================================== */

.dropdown-menu {
    background: var(--surface-raised);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    min-width: 200px;
}
.dropdown-item {
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-3);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}
.dropdown-item:hover, .dropdown-item:focus {
    background: rgba(0, 92, 139, 0.15);
    color: var(--text);
}
.dropdown-item.text-danger { color: var(--danger) !important; }
.dropdown-item.text-danger:hover { background: var(--danger-muted); color: #F87171 !important; }
.dropdown-item-text { color: var(--text-muted); font-size: 0.8125rem; }
.dropdown-divider { border-color: var(--border); margin: var(--space-2) 0; }
.dropdown-header { color: var(--text-muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }

/* ==========================================================================
   Nav Tabs
   ========================================================================== */

.nav-tabs {
    border-bottom: 1px solid var(--border);
    gap: var(--space-1);
}
.nav-tabs .nav-link {
    color: var(--text-muted);
    border: none;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    background: transparent;
}
.nav-tabs .nav-link:hover {
    color: var(--text);
    background: var(--surface);
    border-color: transparent;
}
.nav-tabs .nav-link.active {
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border);
    border-bottom-color: var(--surface);
}
.nav-tabs-scroll {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
    padding-bottom: var(--space-1);
}

.tab-content { padding-top: var(--space-5); }

/* ==========================================================================
   Modals
   ========================================================================== */

.modal-content {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.modal-header {
    border-bottom: 1px solid var(--border);
    padding: var(--space-5) var(--space-6);
}
.modal-title {
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--text);
}
.modal-body {
    padding: var(--space-6);
    color: var(--text-secondary);
}
.modal-footer {
    border-top: 1px solid var(--border);
    padding: var(--space-4) var(--space-6);
    gap: var(--space-2);
}
.modal-backdrop { --bs-backdrop-opacity: 0.7; }

@media (min-width: 576px) {
    .modal-dialog { max-width: 560px; }
    .modal-lg { max-width: 720px; }
    .modal-xl { max-width: 960px; }
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
    gap: var(--space-1);
    margin: 0;
}
.page-link {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: var(--radius-sm) !important;
    padding: var(--space-2) var(--space-3);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    margin: 0;
}
.page-link:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--text);
}
.page-item.active .page-link {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--text);
}
.page-item.disabled .page-link {
    background: var(--surface);
    border-color: var(--border);
    color: var(--text-faint);
}

/* ==========================================================================
   Misc
   ========================================================================== */

.border { border-color: var(--border) !important; }
.border-top { border-top-color: var(--border) !important; }
.border-bottom { border-bottom-color: var(--border) !important; }
.border-0 { border: none !important; }

.rounded { border-radius: var(--radius-sm) !important; }

.img-thumbnail {
    background: var(--surface-raised);
    border-color: var(--border);
    border-radius: var(--radius-sm);
    padding: var(--space-1);
}

.list-group-item {
    background: var(--surface);
    border-color: var(--border);
    color: var(--text-secondary);
}
.list-group-item:hover { background: var(--surface-raised); }

.bg-light { background: var(--surface) !important; }

/* Receipt preview */
.receipt-thumb {
    max-width: 100px;
    max-height: 75px;
    width: auto;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

/* QR reader */
.qr-reader-view {
    max-width: 100%;
    min-height: 220px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--surface-raised);
}

/* Back link */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: 0.8125rem;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: var(--space-4);
    transition: color var(--transition-fast);
}
.back-link:hover { color: var(--primary-hover); }

/* Table header compact */
.table-compact-header th {
    font-size: 0.65rem;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

/* Min width cells */
.cell-min-200 { min-width: 200px; }
.cell-min-7rem { min-width: 7rem; }
.cell-min-12rem { min-width: 12rem; }

.col-actions { width: 11rem; }

.text-bg-light, .badge.text-bg-light {
    background: rgba(255, 255, 255, 0.08) !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
    color: var(--text-muted);
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: var(--space-5) 0;
}
.auth-divider hr { flex: 1; margin: 0; }
.auth-divider span {
    font-size: 0.75rem;
    color: var(--text-faint);
    white-space: nowrap;
}

/* ==========================================================================
   Theme toggle
   ========================================================================== */

.theme-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}
.theme-toggle-btn:hover {
    background: var(--surface-raised);
    border-color: var(--border-strong);
    color: var(--text);
}
.theme-toggle-btn i { font-size: 1rem; line-height: 1; }

html[data-theme="dark"] .theme-icon-when-light { display: none; }
html[data-theme="dark"] .theme-icon-when-dark { display: inline; }
html[data-theme="light"] .theme-icon-when-dark { display: none; }
html[data-theme="light"] .theme-icon-when-light { display: inline; }

.auth-theme-toggle-wrap {
    position: fixed;
    top: var(--space-4);
    right: var(--space-4);
    z-index: 1050;
}

html[data-theme="light"] .text-bg-light,
html[data-theme="light"] .badge.text-bg-light {
    background: var(--surface-raised) !important;
    color: var(--text-secondary) !important;
}

html[data-theme="light"] .card,
html[data-theme="light"] .form-control,
html[data-theme="light"] .form-select,
html[data-theme="light"] .dropdown-menu,
html[data-theme="light"] .modal-content {
    transition: background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base);
}

/* ==========================================================================
   CEP Auto-fill
   ========================================================================== */

.cep-auto-feedback {
    margin-top: 4px;
    font-size: 0.8125rem;
    line-height: 1.3;
}

@keyframes cep-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

.cep-spin {
    display: inline-block;
    animation: cep-spin 0.8s linear infinite;
}