/* ===================================================
   Açovisa Painel TV — Design System (Baseado no Help Center)
   Primary: #0069B3
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --primary: #0069B3;
    --primary-light: #1a8ad4;
    --primary-lighter: #e8f4fc;
    --primary-dark: #004d85;
    --primary-gradient: linear-gradient(135deg, #0069B3, #004d85);

    --white: #ffffff;
    --gray-50: #f8f9fb;
    --gray-100: #f1f3f5;
    --gray-200: #e3e6ea;
    --gray-300: #cdd2d9;
    --gray-400: #a0a8b4;
    --gray-500: #6b7685;
    --gray-600: #4a5568;
    --gray-700: #2d3748;
    --gray-800: #1a202c;
    --gray-900: #0f1419;

    --success: #0d9f6e;
    --success-bg: #ecfdf5;
    --warning: #d97706;
    --warning-bg: #fffbeb;
    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --info: #0069B3;
    --info-bg: #e8f4fc;

    --border-radius: 12px;
    --border-radius-sm: 8px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

/* ===== Top Header Navigation ===== */
.app-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 40;
    box-shadow: var(--shadow-sm);
}

.app-header__inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray-900);
    font-weight: 700;
    font-size: 1.1rem;
}

.brand img {
    width: 36px;
    height: 36px;
}

.brand__badge {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--primary-lighter);
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link {
    padding: 8px 14px;
    border-radius: var(--border-radius-sm);
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.92rem;
    transition: all 150ms ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.nav-link:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.nav-link.active {
    background: var(--primary-lighter);
    color: var(--primary);
    font-weight: 600;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.88rem;
}

.header-user__info {
    text-align: right;
    line-height: 1.25;
}

.header-user__name {
    font-weight: 600;
    color: var(--gray-800);
}

.header-user__dept {
    font-size: 0.76rem;
    color: var(--gray-500);
}

/* ===== Main Container ===== */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 28px 24px 64px;
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.page-title {
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--gray-900);
}

.page-subtitle {
    color: var(--gray-500);
    font-size: 0.92rem;
    margin-top: 4px;
}

/* ===== KPI Grid ===== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 18px 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.kpi-card__label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.kpi-card__value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.kpi-card--online {
    border-left: 4px solid var(--success);
}

.kpi-card--offline {
    border-left: 4px solid var(--danger);
}

.kpi-card--pending {
    border-left: 4px solid var(--warning);
}

.kpi-card--info {
    border-left: 4px solid var(--primary);
}

/* ===== Cards & Panels ===== */
.card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 20px 24px;
    margin-bottom: 20px;
}

.card__title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

/* ===== Status Badges & Dots ===== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    white-space: nowrap;
}

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

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

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

.status-badge--pending {
    background: var(--info-bg);
    color: var(--primary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.status-dot--online {
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(13, 159, 110, 0.2);
}

.status-dot--warning {
    background: var(--warning);
}

.status-dot--offline {
    background: var(--danger);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
}

.status-dot--pending {
    background: var(--primary);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 16px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 150ms ease;
    font-family: inherit;
    text-decoration: none;
}

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

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

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

.btn-secondary:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

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

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

.btn-sm {
    padding: 6px 11px;
    font-size: 0.8rem;
}

.btn-full {
    width: 100%;
}

/* ===== Forms & Inputs ===== */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-hint {
    font-size: 0.78rem;
    color: var(--gray-500);
    margin-top: 4px;
}

.form-input, .form-select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    font-size: 0.92rem;
    font-family: inherit;
    color: var(--gray-800);
    background: var(--white);
    transition: border-color 150ms ease;
}

.form-input:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 105, 179, 0.14);
}

/* ===== Tables ===== */
.table-wrap {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.data-table th {
    text-align: left;
    padding: 12px 14px;
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--gray-500);
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.data-table td {
    padding: 14px;
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
}

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

.mono-badge {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.82rem;
    background: var(--gray-100);
    color: var(--gray-800);
    padding: 3px 8px;
    border-radius: 6px;
    border: 1px solid var(--gray-200);
}

/* ===== Alerts ===== */
.alert {
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 18px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: var(--success-bg);
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: var(--danger-bg);
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* ===== Login Page ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f0fa 100%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--white);
    border-radius: 16px;
    padding: 36px 32px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--gray-900);
}

.login-logo img {
    width: 44px;
    height: 44px;
}

.login-subtitle {
    text-align: center;
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

/* ===== Filter Bar ===== */
.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.filter-pills {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.filter-pill {
    padding: 7px 13px;
    border-radius: 999px;
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--gray-600);
    background: var(--white);
    border: 1px solid var(--gray-200);
}

.filter-pill.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* ===== Modal ===== */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 20, 25, 0.55);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 20px;
}

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

.modal-box {
    background: var(--white);
    border-radius: 14px;
    max-width: 520px;
    width: 100%;
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .app-header__inner {
        height: auto;
        padding: 12px 16px;
        flex-wrap: wrap;
    }
    .app-container {
        padding: 18px 14px 48px;
    }
}