/* HelpersToHelper admin: tokens no estilo Material Design 3, claro/escuro, sem build. */
:root {
    /* Identidade HelpersToHelper: verde / amarelo / vermelho. As cores "brand" são as da marca (logo, faixas, ilustrações);
       as demais (md-*) são versões com contraste suficiente para texto e botões (mín. 4,5:1). */
    --brand-green: #34a853;
    --brand-yellow: #fbbf12;
    --brand-red: #e23a2e;
    --md-primary: #1e7b34;
    --md-on-primary: #fff;
    --md-primary-container: #c8ebcf;
    --md-on-primary-container: #00210c;
    --md-secondary: #8a5a00;
    --md-secondary-container: #ffefb8;
    --md-on-secondary-container: #3b2700;
    --md-tertiary: #b3261e;
    --md-tertiary-container: #ffdad5;
    --md-on-tertiary-container: #410002;
    --md-surface: #faf7f0;
    --md-surface-container: #f0ece2;
    --md-surface-high: #e7e2d6;
    --md-on-surface: #1f1f1f;
    --md-on-surface-variant: #4a4a42;
    --md-outline: #7b786c;
    --md-error: #ba1a1a;
    --md-radius: 16px;
    --md-radius-sm: 8px;
    --drawer-w: 17rem;
    --shadow: 0 1px 3px rgba(0,0,0,.18);
}
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --md-primary: #7ddc8f; --md-on-primary: #00391a;
        --md-primary-container: #0f5a26; --md-on-primary-container: #c8ebcf;
        --md-secondary: #f5c242; --md-secondary-container: #4a3400; --md-on-secondary-container: #ffefb8;
        --md-tertiary: #ffb4aa; --md-tertiary-container: #8c1d18; --md-on-tertiary-container: #ffdad5;
        --md-surface: #131410; --md-surface-container: #1e1f1a; --md-surface-high: #292a24;
        --md-on-surface: #e6e3da; --md-on-surface-variant: #c9c6b8; --md-outline: #939082;
        --md-error: #ffb4ab;
    }
}
:root[data-theme="dark"] {
    --md-primary: #7ddc8f; --md-on-primary: #00391a;
    --md-primary-container: #0f5a26; --md-on-primary-container: #c8ebcf;
    --md-secondary: #f5c242; --md-secondary-container: #4a3400; --md-on-secondary-container: #ffefb8;
    --md-tertiary: #ffb4aa; --md-tertiary-container: #8c1d18; --md-on-tertiary-container: #ffdad5;
    --md-surface: #131410; --md-surface-container: #1e1f1a; --md-surface-high: #292a24;
    --md-on-surface: #e6e3da; --md-on-surface-variant: #c9c6b8; --md-outline: #939082;
    --md-error: #ffb4ab;
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
       background: var(--md-surface); color: var(--md-on-surface); }
h1 { font-size: 1.6rem; font-weight: 500; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; font-weight: 500; margin: 0 0 .75rem; }
a { color: var(--md-primary); }
.muted { color: var(--md-on-surface-variant); font-size: .9em; }
.spacer { flex: 1; }
.row { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }

/* layout */
.appbar { position: fixed; inset: 0 0 auto 0; height: 4rem; display: flex; align-items: center; gap: .5rem;
          padding: 0 1rem; background: var(--md-surface-container); z-index: 20; }
/* faixa da marca (verde / amarelo / vermelho) */
.appbar::after, .topbar::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
    background: linear-gradient(90deg, var(--brand-green) 0 33.33%, var(--brand-yellow) 0 66.66%, var(--brand-red) 0); }
.appbar-title { font-size: 1.15rem; }
.appbar-user { font-size: .9rem; color: var(--md-on-surface-variant); }
.appbar form { margin: 0; }
.drawer { position: fixed; top: 4rem; bottom: 0; left: 0; width: var(--drawer-w); padding: 1rem .75rem;
          overflow-y: auto; background: var(--md-surface); border-right: 1px solid var(--md-surface-high); z-index: 15; }
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 600; font-size: 1.1rem; padding: .5rem .75rem 1rem; text-decoration: none; }
.drawer-group { margin: 1rem .75rem .25rem; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase;
                color: var(--md-on-surface-variant); }
.drawer-item { display: block; padding: .6rem .9rem; border-radius: 999px; text-decoration: none;
               color: var(--md-on-surface); }
.drawer-item:hover { background: var(--md-surface-container); }
.drawer-item.active { background: var(--md-primary-container); color: var(--md-on-primary-container); font-weight: 600; }
.content { margin: 4rem 0 0 var(--drawer-w); padding: 1.5rem; max-width: 70rem; }
.nav-toggle, .scrim { display: none; }
.auth { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.auth-card { width: 100%; max-width: 24rem; }

/* componentes */
.card { background: var(--md-surface-container); border-radius: var(--md-radius); padding: 1.25rem; margin-bottom: 1rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.grid .card { margin: 0; }
.stat { display: flex; flex-direction: column; }
.stat-value { font-size: 2.2rem; font-weight: 500; color: var(--md-primary); }
.stat-label { color: var(--md-on-surface-variant); }
.list { margin: 0; padding-left: 1.2rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 2.5rem; padding: 0 1.25rem;
       border: 0; border-radius: 999px; font: inherit; font-weight: 500; cursor: pointer; text-decoration: none; }
.btn.filled { background: var(--md-primary); color: var(--md-on-primary); }
.btn.tonal { background: var(--md-primary-container); color: var(--md-on-primary-container); }
.btn.text { background: transparent; color: var(--md-primary); padding: 0 .75rem; }
.btn:hover { filter: brightness(1.08); }
.btn:focus-visible, .icon-btn:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid var(--md-primary); outline-offset: 2px; }
.icon-btn { width: 2.5rem; height: 2.5rem; display: inline-grid; place-items: center; border: 0; border-radius: 50%;
            background: transparent; color: var(--md-on-surface); font-size: 1.3rem; cursor: pointer; }
.icon-btn:hover { background: var(--md-surface-high); }
.field { display: block; margin-bottom: 1rem; font-size: .9rem; color: var(--md-on-surface-variant); }
.field input, .field select, .search input { display: block; width: 100%; margin-top: .25rem; min-height: 3rem; padding: .5rem .9rem;
       font: inherit; color: var(--md-on-surface); background: var(--md-surface); border: 1px solid var(--md-outline);
       border-radius: var(--md-radius-sm); }
.field.invalid input, .field.invalid select { border-color: var(--md-error); }
.error { display: block; min-height: 1.1em; color: var(--md-error); }
.search { display: flex; gap: .5rem; margin-bottom: 1rem; max-width: 30rem; }
.search input { margin: 0; }
.chip { display: inline-block; padding: .1rem .7rem; border-radius: var(--md-radius-sm); font-size: .8rem;
        background: var(--md-surface-high); text-decoration: none; color: var(--md-on-surface); }
.chip.danger { background: var(--md-error); color: var(--md-surface); }
.chip.active { background: var(--md-primary); color: var(--md-on-primary); }
.pager { display: flex; gap: .4rem; flex-wrap: wrap; }
.table-wrap { padding: 0; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--md-surface-high); }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--md-on-surface-variant); }
td.actions { white-space: nowrap; text-align: right; }
td.actions form { display: inline-block; margin: 0; }
.snackbars { position: fixed; left: 50%; bottom: 1rem; transform: translateX(-50%); display: grid; gap: .5rem; z-index: 50; width: min(92vw, 30rem); }
.snackbar { padding: .85rem 1.1rem; border-radius: var(--md-radius-sm); background: var(--md-on-surface); color: var(--md-surface);
            box-shadow: var(--shadow); }
.snackbar.error { background: var(--md-error); color: var(--md-surface); }

/* mobile */
@media (max-width: 860px) {
    .drawer { transform: translateX(-100%); transition: transform .2s; }
    .nav-toggle:checked ~ .drawer { transform: none; box-shadow: var(--shadow); }
    .nav-toggle:checked ~ .scrim { display: block; position: fixed; inset: 4rem 0 0 0; background: rgba(0,0,0,.4); z-index: 12; }
    .content { margin-left: 0; padding: 1rem; }
    .appbar-user { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* EAD: formulários e árvore de conteúdo */
textarea { display: block; width: 100%; margin-top: .25rem; padding: .6rem .9rem; font: inherit; color: var(--md-on-surface);
           background: var(--md-surface); border: 1px solid var(--md-outline); border-radius: var(--md-radius-sm); resize: vertical; }
input[type="file"] { display: block; margin-top: .25rem; color: var(--md-on-surface-variant); max-width: 100%; }
.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 0 1rem; }
.check { display: flex; align-items: center; gap: .5rem; margin: .5rem 0 1rem; color: var(--md-on-surface); }
.check input { width: 1.2rem; height: 1.2rem; accent-color: var(--md-primary); }
form.inline { display: inline-block; margin: 0; }
.icon-btn.small { width: 2rem; height: 2rem; font-size: 1rem; }
.danger-text { color: var(--md-error); }
.cover { max-width: 14rem; border-radius: var(--md-radius-sm); }
.module h3 { margin: 0; font-size: 1.05rem; font-weight: 500; }
.lessons { list-style: none; margin: .5rem 0; padding: 0; }
.lessons > li { padding: .5rem 0; border-top: 1px solid var(--md-surface-high); }
details { margin: .5rem 0; }
summary { cursor: pointer; color: var(--md-primary); padding: .25rem 0; }
details[open] > summary { margin-bottom: .75rem; }

.field.grow { flex: 1; min-width: 14rem; margin-bottom: 0; }

.payload { margin: 0; padding: 1rem; overflow-x: auto; max-height: 28rem; background: var(--md-surface); border-radius: var(--md-radius-sm);
           font: .85rem/1.5 ui-monospace, Consolas, monospace; white-space: pre-wrap; word-break: break-word; }
.search select { margin: 0; min-height: 3rem; padding: 0 .9rem; font: inherit; color: var(--md-on-surface); background: var(--md-surface);
                 border: 1px solid var(--md-outline); border-radius: var(--md-radius-sm); }

/* Dúvidas */
.badge { display: inline-block; min-width: 1.3rem; padding: 0 .4rem; border-radius: 999px; background: var(--md-error); color: var(--md-surface);
         font-size: .75rem; line-height: 1.3rem; text-align: center; font-weight: 600; }
.qa { margin-top: 2rem; }
.qa h2 { margin-bottom: .75rem; }
.qa-item { padding: 1rem; margin-bottom: .75rem; background: var(--md-surface); border-radius: var(--md-radius-sm); }
.staff-reply { margin-left: 1rem; border-left: 3px solid var(--md-primary); }
.qa-meta { font-size: .8rem; color: var(--md-on-surface-variant); margin: 0 0 .25rem; }
.qa-body { white-space: pre-wrap; word-break: break-word; margin: 0; }
.qa details summary { cursor: pointer; color: var(--md-primary); }
.rating select { min-height: 2.5rem; }

/* Relatório de atendimento */
.stat-sub { font-size: .8rem; color: var(--md-on-surface-variant); margin-top: .25rem; }
.report-filter { max-width: none; align-items: flex-end; flex-wrap: wrap; }
.report-filter .grow { flex: 1 1 12rem; min-width: 0; }
.report-filter .field { margin-bottom: 0; }
.report-two { grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); }
.bar-row { display: grid; grid-template-columns: 3rem 1fr 3rem; align-items: center; gap: .75rem; margin: .4rem 0; }
.bar-label { font-variant-numeric: tabular-nums; color: var(--md-on-surface-variant); }
.bar-value { text-align: right; font-variant-numeric: tabular-nums; }
.bar-track { display: block; height: .75rem; border-radius: 999px; background: var(--md-surface-high); overflow: hidden; }
.bar-fill { display: block; height: 100%; background: var(--md-primary); border-radius: 999px; }
.daily { display: flex; align-items: flex-end; gap: 2px; height: 8rem; padding: .25rem 0; border-bottom: 1px solid var(--md-outline); }
.daily-bar { flex: 1 1 0; min-width: 2px; min-height: 2px; background: var(--md-primary); border-radius: 2px 2px 0 0; }
details.card summary { cursor: pointer; font-weight: 500; }

/* Anexos das dúvidas */
.attachments { list-style: none; margin: .5rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: .75rem; align-items: flex-start; }
.attachments li { display: flex; flex-direction: column; gap: .25rem; max-width: 12rem; font-size: .85rem; word-break: break-word; }
.attachments .thumb img { display: block; max-width: 12rem; max-height: 8rem; border-radius: var(--md-radius-sm); border: 1px solid var(--md-outline); object-fit: cover; }
.file-list { display: block; margin-top: .25rem; }
.brand .logo { width: 28px; height: 28px; flex: none; }
.auth-logo { display: block; width: 56px; height: 56px; margin: 0 0 .75rem; }