/* ============================================================
   ElevIA - Folha de estilos principal
   ============================================================ */

:root {
    --color-navy-dark: #0f2c47;
    --color-navy: #163e5f;
    --color-navy-light: #1e4d73;
    --color-teal: #1fae9f;
    --color-teal-light: #4fd1c5;
    --color-teal-dark: #16897d;
    --color-bg: #f2f5f7;
    --color-card: #ffffff;
    --color-border: #e2e8f0;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-danger: #dc2626;
    --color-danger-bg: #fef2f2;
    --color-success: #16a34a;
    --color-success-bg: #f0fdf4;
    --color-info: #2563eb;
    --color-info-bg: #eff6ff;
    --radius: 10px;
    --shadow: 0 2px 10px rgba(15, 42, 67, 0.08);
    --sidebar-width: 250px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 14px;
}

a { text-decoration: none; color: inherit; }

/* ============================================================
   LOGIN
   ============================================================ */
.login-body {
    background: linear-gradient(135deg, var(--color-navy-dark), var(--color-teal-dark));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--color-card);
    border-radius: var(--radius);
    box-shadow: 0 10px 40px rgba(0,0,0,.25);
    padding: 40px 36px;
}

.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo img { max-width: 340px; width: 100%; height: auto; }

.login-footer {
    text-align: center;
    color: #dbe7ea;
    font-size: 12px;
    margin-top: 20px;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-group { margin-bottom: 18px; }

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--color-navy);
    font-size: 13px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    background: #fff;
    transition: border-color .15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-teal);
    box-shadow: 0 0 0 3px rgba(31,174,159,.15);
}

.form-check label { font-weight: normal; display: flex; align-items: center; gap: 8px; cursor: pointer; }
.form-check input { width: auto; }

.form-row { display: flex; gap: 16px; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 180px; }

.form-hint { font-size: 12px; color: var(--color-text-muted); margin-top: 4px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity .15s, transform .05s;
}
.btn:active { transform: scale(0.98); }
.btn-block { width: 100%; }

.btn-primary {
    background: linear-gradient(135deg, var(--color-navy), var(--color-teal));
    color: #fff;
}
.btn-primary:hover { opacity: .92; }

.btn-secondary { background: #eef2f5; color: var(--color-navy); }
.btn-secondary:hover { background: #e2e8ee; }

.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { opacity: .9; }

.btn-sm { padding: 6px 12px; font-size: 12px; }

/* ============================================================
   LAYOUT
   ============================================================ */
.app-layout { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--color-navy-dark), var(--color-navy));
    color: #fff;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    transition: margin-left .2s ease;
}

.sidebar-logo { padding: 24px 20px; text-align: center; }
.sidebar-logo img { max-width: 100%; height: auto; }

.sidebar-nav { padding: 10px 12px; flex: 1; overflow-y: auto; }

.nav-section-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: rgba(255,255,255,.45);
    margin: 18px 10px 6px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    color: rgba(255,255,255,.85);
    font-size: 13.5px;
    margin-bottom: 2px;
}
.nav-link:hover { background: rgba(255,255,255,.08); }
.nav-link.active { background: var(--color-teal); color: #fff; font-weight: 600; }
.nav-icon { width: 18px; text-align: center; }

.main-area { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--color-navy);
}

.topbar-title { font-size: 18px; font-weight: 700; color: var(--color-navy); flex: 1; }

.topbar-user { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.user-name { font-weight: 600; color: var(--color-navy); }
.user-role-badge {
    background: var(--color-info-bg);
    color: var(--color-info);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}
.btn-logout {
    background: #f1f5f9;
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 16px;
}
.btn-logout:hover { background: #e2e8ee; }

.content { padding: 24px; flex: 1; }

/* ============================================================
   CARDS / TABLES / ALERTS
   ============================================================ */
.card {
    background: var(--color-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 10px;
}
.card-header h2 { margin: 0; font-size: 17px; color: var(--color-navy); }

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13.5px;
}
.alert-error, .alert-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.alert-success { background: var(--color-success-bg); color: var(--color-success); }
.alert-info { background: var(--color-info-bg); color: var(--color-info); }

table.data-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data-table th {
    text-align: left;
    padding: 10px 12px;
    background: #f8fafc;
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .03em;
    border-bottom: 1px solid var(--color-border);
}
table.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}
table.data-table tr:hover td { background: #fafbfc; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}
.badge-administrador { background: #ede9fe; color: #6d28d9; }
.badge-coordenador { background: #dbeafe; color: #1d4ed8; }
.badge-formador { background: #dcfce7; color: #15803d; }
.badge-active { background: var(--color-success-bg); color: var(--color-success); }
.badge-inactive { background: #f1f5f9; color: var(--color-text-muted); }

.text-muted { color: var(--color-text-muted); }
.text-right { text-align: right; }
.mt-0 { margin-top: 0; }

.actions-cell { display: flex; gap: 6px; }

.pagination { display: flex; gap: 6px; margin-top: 18px; justify-content: flex-end; }
.pagination a, .pagination span {
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    font-size: 13px;
    color: var(--color-navy);
}
.pagination .active { background: var(--color-teal); color: #fff; border-color: var(--color-teal); }

/* ============================================================
   TABS (Definições)
   ============================================================ */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--color-border); margin-bottom: 20px; }
.tab-btn {
    padding: 10px 18px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--color-text-muted);
    border-bottom: 2px solid transparent;
}
.tab-btn.active { color: var(--color-teal-dark); border-color: var(--color-teal); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15,42,67,.5);
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}
.modal-overlay.active { display: flex; }

.modal-box {
    background: #fff;
    border-radius: var(--radius);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.modal-header h3 { margin: 0; font-size: 16px; color: var(--color-navy); }
.modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--color-text-muted); }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--color-border); display: flex; justify-content: flex-end; gap: 10px; }

/* ============================================================
   FILTERS BAR
   ============================================================ */
.filters-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 18px;
    align-items: flex-end;
}
.filters-bar .form-group { margin-bottom: 0; min-width: 160px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .sidebar { position: fixed; z-index: 999; height: 100vh; margin-left: calc(var(--sidebar-width) * -1); }
    .sidebar.open { margin-left: 0; }
    .sidebar-toggle { display: block; }
    .main-area { width: 100%; }
}