/* owned by the pro-account builder (docs/pro-contract.md) — #/account and #/certify */

.ac-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.ac-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius, 10px); padding: 16px; margin: 0 0 16px; }
.ac-card h2 { margin-top: 0; }
.ac-form { display: flex; flex-direction: column; gap: 6px; }
.ac-form label { font-size: 0.9rem; font-weight: 600; margin-top: 6px; }
.ac-form .btn { align-self: flex-start; margin-top: 8px; }
.ac-page input, .ac-page textarea {
  padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text); font: inherit;
}
.ac-page input:focus-visible, .ac-page textarea:focus-visible { outline: 2px solid var(--primary); outline-offset: 1px; }
.ac-small { font-size: 0.82rem; margin: 4px 0 0; }
.ac-error { color: var(--bad); margin: 6px 0; }
.ac-error:empty, .ac-msg:empty { display: none; }
.ac-who { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; }
.ac-who .actions { margin: 0; }
.ac-tag { margin-left: 8px; padding: 1px 8px; border-radius: 999px; font-size: 0.8rem; background: color-mix(in srgb, var(--good) 18%, var(--surface)); color: var(--good); border: 1px solid var(--good); }
.ac-offline code, .ac-docs code { font-family: ui-monospace, monospace; }

.ac-inline-form { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.ac-inline-form input { flex: 1; min-width: 200px; }
.ac-newkey:empty { display: none; }
.ac-newkey { border: 1px dashed var(--good); border-radius: 10px; padding: 10px 12px; margin: 10px 0; background: color-mix(in srgb, var(--good) 8%, var(--surface)); }
.ac-newkey p { margin: 0 0 6px; }
.ac-keyline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.ac-secret { font-family: ui-monospace, monospace; padding: 4px 8px; border-radius: 6px; background: var(--surface-2); word-break: break-all; user-select: all; }
.ac-table { width: 100%; border-collapse: collapse; margin: 8px 0; }
.ac-table th, .ac-table td { padding: 6px 8px; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.ac-table th { color: var(--muted); font-weight: 600; }
.ac-docs { margin-top: 12px; }
.ac-docs summary { cursor: pointer; font-weight: 600; }
.ac-docs pre { overflow-x: auto; background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: 10px; font-size: 0.82rem; }
.ac-discord { border-color: color-mix(in srgb, var(--primary) 60%, var(--border)); }

/* certification */
.ac-cert { display: flex; flex-direction: column; gap: 10px; }
.ac-cert-img { max-width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 8px; user-select: none; -webkit-user-drag: none; }
.ac-cert-bar { display: flex; gap: 16px; align-items: baseline; }
.ac-clock { font-size: 1.6rem; font-weight: 800; font-variant-numeric: tabular-nums; color: var(--primary); }
.ac-clock.ac-low { color: var(--bad); }
.ac-cert-box { width: 100%; box-sizing: border-box; font-family: ui-monospace, monospace; font-size: 1.05rem; line-height: 1.5; resize: vertical; }
.ac-verdict { padding: 12px 14px; border-radius: 10px; border: 2px solid var(--border); }
.ac-verdict strong { font-size: 1.2rem; }
.ac-verdict.pass { border-color: var(--good); background: color-mix(in srgb, var(--good) 10%, var(--surface)); }
.ac-verdict.pass strong { color: var(--good); }
.ac-verdict.fail { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 8%, var(--surface)); }
.ac-verdict.fail strong { color: var(--bad); }

/* classrooms (js/pro/classes.js) */
.cl-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.cl-list li { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.cl-list .btn { margin-left: auto; }
.cl-code-input { font-family: var(--mono, ui-monospace, monospace); font-size: 1.4rem; letter-spacing: 0.3em; text-transform: uppercase; max-width: 14ch; }
.cl-code { font-family: var(--display, inherit); font-size: 2.4rem; font-weight: 800; letter-spacing: 0.18em; color: var(--primary); }
.cl-code-small { font-family: ui-monospace, monospace; letter-spacing: 0.1em; }
.cl-head { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
.cl-head p { flex: 1; min-width: 200px; margin: 0; }
.cl-head .actions { margin: 0; }
.cl-danger { color: var(--bad); }
.cl-table-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.cl-table-head h2 { margin: 0; }
.cl-scroll { overflow-x: auto; margin-top: 8px; }
.cl-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: 0.92rem; }
.cl-table th, .cl-table td { padding: 8px 8px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
.cl-table tbody tr:hover { background: color-mix(in srgb, var(--primary) 6%, transparent); }
.cl-sort { all: unset; cursor: pointer; font-weight: 700; color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }
.cl-sort:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
th[aria-sort="ascending"] .cl-sort::after { content: " ▲"; }
th[aria-sort="descending"] .cl-sort::after { content: " ▼"; }
th[aria-sort="ascending"] .cl-sort, th[aria-sort="descending"] .cl-sort { color: var(--text); }
.cl-bad { color: var(--bad); font-weight: 700; }
.cl-week { display: inline-flex; align-items: center; gap: 6px; }
.cl-bars { display: inline-flex; align-items: flex-end; gap: 2px; height: 18px; }
.cl-bars i { width: 5px; border-radius: 2px; background: var(--primary); }
.cl-bars i.cl-zero { background: var(--border); }
.cl-meter { display: inline-flex; align-items: center; gap: 6px; }
.cl-meter-bar { width: 64px; height: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.cl-meter-bar i { display: block; height: 100%; background: var(--good); }
.cl-table kbd { margin-right: 3px; }
.cl-remove { padding: 2px 8px; color: var(--muted); }

/* sign-in card: create account / log in tabs, then "or continue with" Google, GitHub, Discord */
.ac-auth { max-width: 460px; margin: 8px auto 14px; padding: 26px 28px; }
.ac-auth-title { margin: 0; text-align: center; font-size: 1.45rem; }
.ac-auth-sub { text-align: center; margin: 6px 0 0; }
.ac-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; margin: 18px 0 8px; border-radius: 12px; background: var(--surface-2); }
.ac-tab { border: 0; border-radius: 9px; padding: 9px; background: transparent; color: var(--muted); font: inherit; font-weight: 600; cursor: pointer; }
.ac-tab[aria-selected="true"] { background: var(--primary); color: var(--primary-text, #fff); }
.ac-auth .ac-form[hidden] { display: none; }
.ac-auth .ac-form .ac-submit { align-self: stretch; justify-content: center; padding: 12px; margin-top: 12px; }
.ac-divider { display: flex; align-items: center; gap: 12px; margin: 22px 0 14px; color: var(--muted); font-size: 0.85rem; }
.ac-divider::before, .ac-divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.ac-providers { display: flex; flex-wrap: wrap; gap: 10px; }
.ac-providers > .ac-provider { flex: 1 1 0; min-width: 0; }
:root .ac-page .btn.ac-provider { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 8px; font-weight: 600; box-shadow: none; text-shadow: none; }
:root .ac-page .btn.ac-provider:disabled { opacity: 0.55; cursor: not-allowed; }
:root .ac-page .btn.ac-google { background: #fff; color: #1f1f1f; border: 1px solid #dadce0; }
:root .ac-page .btn.ac-github { background: #24292f; color: #fff; border: 1px solid #57606a; }
:root .ac-page .btn.ac-discord { background: #5865f2; color: #fff; border: 1px solid #5865f2; }
.ac-logo svg { width: 20px; height: 20px; display: block; }
.ac-center { text-align: center; }
.ac-auth .ac-msg { text-align: center; margin: 10px 0 0; }
.ac-swap { margin: 0 auto; }
.ac-swap .ac-link { padding: 0; }
@media (max-width: 420px) { .ac-providers { flex-direction: column; } .ac-auth { padding: 20px 16px; } }
.ac-ok { color: var(--good); margin: 6px 0 12px; }
.ac-code { font: 700 1.1rem var(--mono); letter-spacing: 0.08em; padding: 2px 8px; border-radius: 6px; background: var(--surface-2); }
.ac-signins { list-style: none; padding: 0; margin: 0 0 8px; }
.ac-signins li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.ac-signins li[hidden] { display: none; }
.ac-page:has(> div > .ac-auth, > .ac-auth) > h1 { text-align: center; }
.ac-delete summary { cursor: pointer; font-weight: 600; color: var(--bad); }
.ac-delete[open] summary { margin-bottom: 8px; }

/* forgot password (log-in form) and the private email row (Ways to sign in) */
.ac-forgot-wrap { display: flex; flex-direction: column; gap: 6px; }
.ac-link { align-self: center; background: none; border: 0; padding: 4px; color: var(--primary); font: inherit; font-size: 0.9rem; cursor: pointer; text-decoration: underline; }
.ac-link[hidden], .ac-forgot[hidden], .ac-forgot-ask[hidden], .ac-sent[hidden] { display: none; }
.ac-forgot-ask { display: flex; flex-direction: column; gap: 8px; }
.ac-sent { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.ac-sent p { margin: 0; }
.ac-sent strong { word-break: break-all; }
.ac-sent-icon { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font-size: 1.4rem; font-weight: 800; color: var(--good); background: color-mix(in srgb, var(--good) 15%, var(--surface)); border: 2px solid var(--good); }
.ac-sent-title { font-size: 1.1rem; font-weight: 700; }
.ac-forgot { display: flex; flex-direction: column; gap: 8px; margin-top: 6px; padding: 14px; border: 1px solid var(--border); border-radius: 8px; }
.ac-forgot p { margin: 0; }
.ac-form .ac-forgot .btn { align-self: stretch; justify-content: center; padding: 10px; margin-top: 2px; }
.ac-forgot .ac-msg { text-align: center; }
.ac-email { padding: 10px 0; border-bottom: 1px solid var(--border); }
.ac-email p { margin: 0 0 8px; }
.ac-email-row { display: flex; gap: 8px; }
.ac-email-row input { flex: 1; min-width: 0; }
.ac-pass { position: relative; display: flex; }
.ac-pass input { flex: 1; min-width: 0; padding-right: 64px; }
.ac-show { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); background: none; border: 0; padding: 4px 8px; color: var(--muted); font: inherit; font-size: 0.85rem; cursor: pointer; }
.ac-show:hover, .ac-show:focus-visible { color: var(--text); }
.ac-meter[hidden] { display: none; }
.ac-meter p { margin: 4px 0 0; }
.ac-meter-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin-top: 2px; }
.ac-meter-bar i { height: 5px; border-radius: 99px; background: var(--surface-2); }
.ac-meter[data-score="0"] strong { color: var(--bad); }
.ac-meter[data-score="0"] .ac-meter-bar i:nth-child(1) { background: var(--bad); }
.ac-meter[data-score="1"] .ac-meter-bar i:nth-child(-n+1) { background: #f97316; }
.ac-meter[data-score="1"] strong { color: #f97316; }
.ac-meter[data-score="2"] .ac-meter-bar i:nth-child(-n+2) { background: #eab308; }
.ac-meter[data-score="2"] strong { color: #eab308; }
.ac-meter[data-score="3"] .ac-meter-bar i:nth-child(-n+3), .ac-meter[data-score="4"] .ac-meter-bar i { background: var(--good); }
.ac-meter[data-score="3"] strong, .ac-meter[data-score="4"] strong { color: var(--good); }
.ac-confirm { margin-top: 8px; }
.ac-confirm[hidden] { display: none; }
.ac-confirm input { flex: 1; min-width: 0; }
.ac-pass-form { display: flex; flex-direction: column; gap: 8px; }
.ac-pass-form .ac-pass { flex: 1; min-width: 0; }
.ac-code-input { font: 700 1.6rem var(--mono, ui-monospace, monospace); letter-spacing: 0.4em; text-align: center; }
.ac-code-step > p:first-child { margin: 0 0 4px; }
.ac-2fa h2 .ac-tag { font-size: 0.8rem; vertical-align: middle; }
.ac-qr { display: inline-block; padding: 8px; background: #fff; border-radius: 10px; line-height: 0; }
.ac-backup { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(2, max-content); gap: 6px 24px; font-size: 1.05rem; }
.ac-2fa details { margin-top: 8px; }
.ac-2fa summary { cursor: pointer; }