/* ===== RESET E VARIÁVEIS ===== */
:root {
    --primary: #003366;
    --primary-dark: #001a33;
    --primary-light: #07559d;
    --secondary: #12869a;
    --success: #1f8f4d;
    --danger: #c92f3f;
    --warning: #e2a600;
    --info: #6c7ae0;
    
    --bg: #f2f5f9;
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --text: #172033;
    --text-muted: #64748b;
    --border: #d9e2ef;
    
    --shadow: 0 8px 30px rgba(15, 23, 42, .12);
    --radius: 12px;
    --radius-sm: 8px;
    
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --transition: all .25s ease;
}

[data-theme="dark"] {
    --bg: #0f172a;
    --surface: #1e293b;
    --surface-soft: #334155;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --border: #475569;
    --shadow: 0 8px 30px rgba(0, 0, 0, .4);
}

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

body {
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    transition: var(--transition);
    display: flex;
    justify-content: center;
    padding: 16px;
}

/* ===== UTILITÁRIOS ===== */
.hidden { display: none !important; }
.text-center { text-align: center; }

/* ===== CARDS ===== */
.card {
    width: 100%;
    max-width: 520px;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.card.wide-card {
    max-width: 1100px;
}
.card.center-card {
    max-width: 400px;
    align-self: center;
    margin-top: 10vh;
}

/* ===== LOGIN ===== */
.login-header {
    text-align: center;
    margin-bottom: 24px;
}
.login-logo {
    width: 120px;
    height: auto;
    margin-bottom: 12px;
}
.login-title {
    color: var(--primary);
    font-size: 22px;
    font-weight: 800;
    letter-spacing: .02em;
}
.cloud-status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    background: #eef5ff;
    color: var(--text-muted);
    margin-top: 8px;
}
.cloud-status.online { background: #e9f8ef; color: var(--success); }
.cloud-status.offline { background: #fff2f2; color: var(--danger); }

.login-footer {
    text-align: center;
    margin-top: 16px;
    color: var(--text-muted);
    font-size: 12px;
}

/* ===== FORMULÁRIOS ===== */
.form-group { margin-bottom: 16px; }
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-muted);
}
input, select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-size: 14px;
    transition: var(--transition);
    outline: none;
}
input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 51, 102, .15);
}
textarea { resize: vertical; min-height: 80px; }
select { appearance: auto; }

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 4px;
}
.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 400;
    font-size: 14px;
    color: var(--text);
}
.checkbox-group input[type="checkbox"] {
    width: auto;
    margin: 0;
}

/* ===== BOTÕES ===== */
button {
    padding: 10px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font: inherit;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    touch-action: manipulation;
}
button:hover { filter: brightness(.95); }
button:active { transform: scale(.98); }
button:disabled { opacity: .6; cursor: not-allowed; }

.btn-primary { background: var(--primary); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-info { background: var(--info); color: #fff; }
.btn-secondary { background: var(--text-muted); color: #fff; }
.btn-warning { background: var(--warning); color: #1f2937; }
.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-full { width: 100%; }
.btn-small { padding: 6px 12px; font-size: 12px; }
.btn-medium { padding: 8px 16px; font-size: 13px; }

.btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 12px 0;
}

/* ===== PAINEL HEADER ===== */
.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.panel-header h2 {
    font-size: 20px;
    color: var(--primary);
}
.panel-header > div {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.user-info {
    display: flex;
    flex-direction: column;
}
.user-info span { font-weight: 700; }
.user-info small { color: var(--text-muted); font-size: 12px; }

/* ===== PAINEL GRID (Botões de seleção) ===== */
.panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 16px;
}
.panel-grid button {
    padding: 20px;
    text-align: center;
    font-size: 16px;
    border-radius: var(--radius);
}
.panel-grid button .panel-icon { font-size: 28px; display: block; margin-bottom: 6px; }
.panel-grid button .panel-label { font-size: 13px; font-weight: 400; }

/* ===== DASHBOARD ===== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}
.dashboard-card {
    padding: 16px;
    background: var(--surface-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    text-align: center;
}
.dashboard-card .number {
    font-size: 28px;
    font-weight: 900;
    color: var(--primary);
}
.dashboard-card .label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
}

/* ===== TABELAS ===== */
.table-container {
    overflow-x: auto;
    margin: 12px 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
}
.data-table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
    font-size: 13px;
}
.data-table th {
    background: var(--primary);
    color: #fff;
    padding: 10px 12px;
    text-align: left;
    position: sticky;
    top: 0;
    z-index: 1;
}
.data-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:nth-child(even) td { background: var(--surface-soft); }

/* ===== RELATÓRIOS ===== */
.report-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.tab-btn {
    padding: 8px 16px;
    background: var(--surface-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
}
.tab-btn.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.tab-content { display: none; }
.tab-content.active { display: block; }

.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: flex-end;
    margin-bottom: 16px;
    padding: 12px;
    background: var(--surface-soft);
    border-radius: var(--radius-sm);
}
.filters-bar .form-group {
    flex: 1;
    min-width: 120px;
    margin-bottom: 0;
}
.filters-bar .form-group label { font-size: 12px; }
.filters-bar .form-group input,
.filters-bar .form-group select {
    padding: 6px 8px;
    font-size: 13px;
}

.report-result {
    padding: 12px;
    background: var(--surface-soft);
    border-radius: var(--radius-sm);
    min-height: 100px;
    margin-top: 12px;
}

/* ===== ADMIN ===== */
.admin-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.admin-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.admin-form {
    padding: 16px;
    background: var(--surface-soft);
    border-radius: var(--radius-sm);
}
.admin-list .list-container {
    max-height: 400px;
    overflow-y: auto;
}
.admin-simple {
    padding: 16px;
    background: var(--surface-soft);
    border-radius: var(--radius-sm);
}
.search-input {
    margin-bottom: 12px;
    padding: 8px 12px;
}

/* ===== TOAST (NOTIFICAÇÕES) ===== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.toast {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,.15);
    animation: slideIn .3s ease, fadeOut .3s ease 3.5s forwards;
    max-width: 350px;
}
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.info { background: var(--info); }
.toast.warning { background: var(--warning); color: #1f2937; }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}
@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; transform: translateY(-10px); }
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.modal {
    background: var(--surface);
    padding: 24px;
    border-radius: var(--radius);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

/* ===== RESPONSIVO ===== */
@media (max-width: 768px) {
    .card { padding: 16px; }
    .form-row { grid-template-columns: 1fr; }
    .panel-grid { grid-template-columns: 1fr; }
    .admin-grid { grid-template-columns: 1fr; }
    .filters-bar { flex-direction: column; }
    .filters-bar .form-group { width: 100%; }
    .btn-group { flex-direction: column; }
    .toast-container { left: 16px; right: 16px; top: 10px; }
    .toast { max-width: 100%; }
    
    .panel-header { flex-direction: column; align-items: flex-start; }
    .panel-header > div { width: 100%; justify-content: flex-start; }
}

@media (max-width: 480px) {
    body { padding: 8px; }
    .dashboard-grid { grid-template-columns: 1fr 1fr; }
    .data-table { min-width: 400px; font-size: 12px; }
    .data-table th, .data-table td { padding: 6px 8px; }
}