:root {
    --color-bg: #f4f6f8;
    --color-surface: #ffffff;
    --color-primary: #1f4e79;
    --color-primary-dark: #16375a;
    --color-text: #1f2937;
    --color-muted: #6b7280;
    --color-border: #dfe3e8;
    --color-danger: #b3261e;
    --color-danger-bg: #fdecea;
    --color-success: #1e6b3d;
    --color-success-bg: #eaf7ef;
    --radius: 8px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
}

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

.page {
    display: block;
}

/* Barra superior (páginas autenticadas) */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-primary);
    color: #fff;
    padding: 0.75rem 1.5rem;
}

.topbar-brand {
    font-weight: 600;
    font-size: 1.1rem;
}

.topbar-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.topbar-nav a {
    color: #fff;
    text-decoration: none;
    opacity: 0.9;
}

.topbar-nav a:hover {
    opacity: 1;
    text-decoration: underline;
}

.topbar-user {
    opacity: 0.85;
    font-size: 0.9rem;
}

/* Faixa de aviso do modo manutenção (só o admin vê — os outros nem entram). */
.maintenance-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.6rem 1.5rem;
    background: #fdf3d6;
    border-bottom: 1px solid #e6d19a;
    color: #7a5b00;
    font-size: 0.88rem;
}

.maintenance-bar a {
    margin-left: auto;
    color: #7a5b00;
    font-weight: 600;
    white-space: nowrap;
}

/* Tela de login / auth centralizada */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.auth-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 2.5rem;
    width: 100%;
    max-width: 380px;
}

.auth-card h1 {
    margin: 0 0 0.25rem;
    font-size: 1.4rem;
    text-align: center;
    color: var(--color-primary-dark);
}

.auth-subtitle {
    text-align: center;
    color: var(--color-muted);
    margin: 0 0 1.75rem;
    font-size: 0.9rem;
}

.container {
    max-width: 1140px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.breadcrumbs {
    max-width: 1140px;
    margin: 1.25rem auto 0;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--color-muted);
}

.breadcrumbs a {
    color: var(--color-muted);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.breadcrumb-current {
    color: var(--color-text);
    font-weight: 600;
}

.card {
    background: var(--color-surface);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    padding: 1.75rem;
    margin-bottom: 1.5rem;
}

.card h2 {
    margin-top: 0;
    font-size: 1.15rem;
    color: var(--color-primary-dark);
}

label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    color: var(--color-text);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"] {
    width: 100%;
    padding: 0.6rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

input:focus,
select:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 1px;
}

select {
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    width: 100%;
    background: #fff;
}

button, .btn {
    display: inline-block;
    background: var(--color-primary);
    color: #fff;
    border: none;
    padding: 0.65rem 1.2rem;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}

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

button.btn-secondary, .btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

button.btn-secondary:hover, .btn-secondary:hover {
    background: rgba(31, 78, 121, 0.08);
}

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

button.btn-danger:hover {
    background: #8f1f19;
}

button:disabled,
button[disabled] {
    background: var(--color-border);
    color: var(--color-muted);
    cursor: not-allowed;
}

button:disabled:hover,
button[disabled]:hover {
    background: var(--color-border);
}

.btn-full {
    width: 100%;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.alert-error {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border: 1px solid rgba(179, 38, 30, 0.25);
}

.alert-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid rgba(30, 107, 61, 0.25);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

th, td {
    text-align: left;
    padding: 0.6rem 0.7rem;
    border-bottom: 1px solid var(--color-border);
}

th {
    color: var(--color-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-admin {
    background: #eaf1fb;
    color: var(--color-primary-dark);
}

.badge-user {
    background: #f0f1f3;
    color: var(--color-muted);
}

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

.badge-aluno {
    background: #fdf1e3;
    color: #8a5a1b;
}

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

.badge-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.badge-permission {
    background: #fff;
    color: var(--color-muted);
    border: 1px solid var(--color-border);
    font-weight: 400;
}

.actions-cell {
    display: flex;
    gap: 0.3rem;
    flex-wrap: nowrap;
}

.actions-cell form {
    display: inline;
}

.actions-cell button:not(.btn-icon) {
    padding: 0.35rem 0.7rem;
    font-size: 0.8rem;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    padding: 0;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: #fff;
    color: var(--color-muted);
    cursor: pointer;
    text-decoration: none;
    flex-shrink: 0;
    line-height: 0;
}

.btn-icon:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(31, 78, 121, 0.08);
}

.btn-icon-danger {
    color: var(--color-danger);
    border-color: rgba(179, 38, 30, 0.3);
}

.btn-icon-danger:hover {
    border-color: var(--color-danger);
    color: var(--color-danger);
    background: var(--color-danger-bg);
}

.toolbar-actions {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.day-nav {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.day-nav-label {
    font-size: 0.85rem;
    color: var(--color-muted);
    margin-right: auto;
}

.days-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    gap: 2rem;
    margin-top: 0.75rem;
}

.day-column h3 {
    margin: 0 0 0.75rem;
    font-size: 1rem;
    color: var(--color-primary-dark);
}

.res-table {
    display: grid;
    grid-template-columns: 50px 1fr minmax(90px, max-content) max-content;
    column-gap: 0.7rem;
}

.res-table.upcoming-table {
    grid-template-columns: 92px 100px 1fr minmax(140px, max-content) minmax(90px, max-content);
}

.res-table.events-table {
    grid-template-columns: 1fr minmax(150px, max-content) minmax(90px, max-content) minmax(80px, max-content);
}

.res-table.activities-table {
    grid-template-columns: 1fr minmax(110px, max-content) 92px 110px 60px minmax(80px, max-content) max-content;
}

.res-table.attendance-table {
    grid-template-columns: 75px 1fr minmax(170px, max-content) minmax(100px, max-content) minmax(120px, max-content) max-content;
}

/* O nome fica dentro de um <label>, que já nasce em 0.85rem; as outras células
   herdavam o tamanho do corpo e apareciam maiores que ele. Iguala pelo menor. */
.res-table.attendance-table .res-row > div {
    font-size: 0.85rem;
}

.res-table.speakers-table {
    grid-template-columns: 1fr minmax(180px, 1fr) minmax(90px, max-content) max-content;
}

.res-table.certificate-table {
    grid-template-columns: 1fr minmax(100px, max-content) minmax(110px, max-content);
}

.res-table.import-table {
    grid-template-columns: 60px 1fr minmax(200px, max-content) minmax(140px, max-content);
}

/* Selo verde de participação autenticada (página pública do certificado). */
.verified-box {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius);
    background: var(--color-success-bg);
    border: 1px solid rgba(30, 107, 61, 0.25);
    color: var(--color-success);
    font-size: 0.9rem;
    margin: 1.25rem 0;
}

/* Campo de busca com tags (palestrantes da atividade). */
.tag-field {
    position: relative;
    margin-bottom: 0.5rem;
}

.tag-input {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    min-height: 44px;
    padding: 0.35rem 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: #fff;
}

.tag-input:focus-within {
    outline: 2px solid var(--color-primary);
    outline-offset: 1px;
}

.tag-field .tag-input input[type="text"] {
    flex: 1;
    min-width: 170px;
    margin: 0;
    padding: 0.25rem;
    border: none;
    font-size: 0.95rem;
}

.tag-field .tag-input input[type="text"]:focus {
    outline: none;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0.2rem 0.25rem 0.2rem 0.65rem;
    border-radius: 999px;
    background: #eaf1fb;
    color: var(--color-primary-dark);
    font-size: 0.85rem;
}

.tag button {
    padding: 0 0.3rem;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: inherit;
    font-size: 1.05rem;
    line-height: 1.1;
    cursor: pointer;
}

.tag button:hover {
    background: rgba(31, 78, 121, 0.18);
}

.tag-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 30;
    max-height: 240px;
    overflow-y: auto;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}

.tag-option {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: none;
    border-radius: 0;
    background: transparent;
    color: var(--color-text);
    font-size: 0.9rem;
    font-weight: 400;
    text-align: left;
    cursor: pointer;
}

.tag-option small {
    display: block;
    color: var(--color-muted);
    font-size: 0.78rem;
}

.tag-option:hover,
.tag-option.is-active {
    background: #eaf1fb;
}

.tag-empty {
    padding: 0.6rem 0.75rem;
    font-size: 0.85rem;
    color: var(--color-muted);
}

.certificate-code {
    font-family: Consolas, "Courier New", monospace;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.06em;
}

/* Banner do evento: qualquer imagem enviada é encaixada num espaço 3:1 sem distorcer. */
.event-banner {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 1;
    object-fit: cover;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    margin-bottom: 1rem;
}

.copy-row {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
    margin-bottom: 1rem;
}

.copy-row input[type="text"] {
    flex: 1;
    margin-bottom: 0;
}

.copy-row button {
    flex-shrink: 0;
}

.res-row,
.res-head {
    display: contents;
}

.res-row > div,
.res-head > div {
    padding: 0.6rem 0.2rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.35rem;
}

/* Os botões de ação nunca quebram linha — foi pedido explícito que fiquem lado a lado. */
.res-row > div.actions-cell {
    flex-wrap: nowrap;
    gap: 0.3rem;
}

.res-head > div {
    color: var(--color-muted);
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    align-items: flex-end;
    padding-bottom: 0.5rem;
}

/* Segunda linha dentro de uma célula (ex.: palestrantes embaixo do nome da atividade). */
.cell-note {
    flex-basis: 100%;
    font-size: 0.8rem;
    line-height: 1.35;
    color: var(--color-muted);
}

.res-time {
    line-height: 1.35;
}

.res-row .reservation-link {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.reservation-link {
    color: var(--color-text);
    text-decoration: underline dotted;
    text-underline-offset: 2px;
}

.reservation-link:hover {
    color: var(--color-primary);
}

.detail-list {
    display: grid;
    grid-template-columns: minmax(110px, 160px) 1fr;
    row-gap: 0.65rem;
    column-gap: 1rem;
    margin: 1rem 0 0;
}

.detail-list dt {
    color: var(--color-muted);
    font-size: 0.85rem;
    font-weight: 600;
}

.detail-list dd {
    margin: 0;
}

/* Lista de checkboxes com rolagem, para não esticar o formulário sem limite. */
.check-list {
    max-height: 220px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: #fff;
    padding: 0.75rem 0.85rem 0.3rem;
    margin-bottom: 0.5rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-row > div {
    flex: 1;
    min-width: 200px;
}

.muted {
    color: var(--color-muted);
    font-size: 0.85rem;
}

.spaces-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.space-card {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--color-text);
    background: #fff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.space-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

.space-card strong {
    color: var(--color-primary-dark);
}

.card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: #eaf1fb;
    color: var(--color-primary);
    margin-bottom: 0.35rem;
}

code {
    background: #f0f1f3;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.95em;
}