/* Tamaye Tutoring SAT Math Mock Exam: brand pages, buttons, dialogs. */
:root {
  --navy: #16233B;
  --navy-2: #24365A;
  --ivory: #F7F4ED;
  --ivory-2: #EFEAE0;
  --line: #E4DED0;
  --ink: #1F2937;
  --muted: #6B7280;
  --white: #FFFFFF;
  --ok: #1E7B4A;
  --ok-bg: #E7F4EC;
  --bad: #B42318;
  --bad-bg: #FDECEA;
  --miss: #C2410C;
  --fix: #9A6700;
  --fix-bg: #FFF4D6;
  --prog: #24548F;
  --prog-bg: #E5EEF9;
  --bb-blue: #324DC7;
  --bb-blue-dark: #2338A0;
  --bb-blue-soft: #E8ECFB;
  --bb-gray: #F0F1F3;
  --bb-flag: #C13145;
  --font-ui: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-bb: Roboto, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-brand: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --font-q: "Noto Serif", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: var(--font-ui); color: var(--ink); background: var(--ivory); font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
body.in-runner { background: var(--white); overflow: hidden; }
body.resizing { cursor: nwse-resize; user-select: none; }
body.dragging { cursor: grabbing; user-select: none; }
button { font-family: inherit; font-size: inherit; color: inherit; }
[hidden] { display: none !important; }
a { color: var(--navy); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); border: 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: Menlo, Consolas, monospace; }
.wrap { word-break: break-all; }
.nowrap { white-space: nowrap; }
.bad-text { color: var(--bad); }
.tex-fallback { font-family: Menlo, Consolas, monospace; font-size: .9em; }
:focus-visible { outline: 3px solid #7C9CF5; outline-offset: 2px; }
kbd { font-family: Menlo, Consolas, monospace; font-size: 12.5px; background: var(--bb-gray); border: 1px solid #CDD0D6; border-bottom-width: 2px; border-radius: 4px; padding: 1px 6px; white-space: nowrap; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid transparent; border-radius: 6px; padding: 10px 18px; font-weight: 600; font-size: 15px; cursor: pointer; line-height: 1.2; transition: background .15s, border-color .15s, color .15s; text-decoration: none; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover:not(:disabled) { background: var(--navy-2); }
.btn-ghost { background: var(--white); color: var(--navy); border-color: #CFC7B6; }
.btn-ghost:hover:not(:disabled) { background: var(--ivory-2); }
.btn-ghost.danger { color: var(--bad); }
.btn-outline { background: var(--white); color: var(--bb-blue); border: 1.5px solid var(--bb-blue); border-radius: 999px; }
.btn-outline:hover { background: var(--bb-blue-soft); }
.btn-lg { padding: 13px 26px; font-size: 16px; }
.btn-small { padding: 6px 11px; font-size: 13px; }
.btn:not(.btn-primary):not(.btn-ghost):not(.btn-outline) { background: var(--navy); color: var(--white); }
.link-btn { background: none; border: 0; color: var(--navy); text-decoration: underline; cursor: pointer; padding: 0; font-weight: 500; }
.icon-btn { background: none; border: 0; width: 32px; height: 32px; border-radius: 6px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; color: inherit; }
.icon-btn:hover { background: rgba(0,0,0,.07); }
.icon-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* Brand pages */
.brand-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 28px; border-bottom: 1px solid var(--line); background: var(--ivory); }
.wordmark { font-family: var(--font-brand); font-size: 21px; color: var(--navy); text-decoration: none; letter-spacing: .01em; }
.brand-right { display: flex; align-items: center; gap: 14px; font-size: 14px; }
.code-chip { font-family: Menlo, Consolas, monospace; font-size: 13px; background: var(--white); border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; color: var(--navy); letter-spacing: .04em; }
.code-chip.big { display: inline-block; font-size: 22px; padding: 10px 22px; margin: 6px 0 4px; }
.page { max-width: 1040px; margin: 0 auto; padding: 44px 28px 120px; }
.page.narrow { max-width: 700px; }
.page.wide { max-width: 1200px; }
.page.center { text-align: center; }
.display { font-family: var(--font-brand); font-weight: 400; color: var(--navy); font-size: 38px; line-height: 1.2; margin: 0 0 14px; letter-spacing: -.005em; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 12px; font-weight: 600; color: var(--muted); margin: 0 0 8px; }
.lede { font-size: 18px; color: #3B4352; margin: 0 0 24px; }
h2.sub { font-size: 17px; color: var(--navy); margin: 26px 0 8px; }
.actions { margin-top: 28px; display: flex; gap: 12px; flex-wrap: wrap; }
.page.center .actions { justify-content: center; }
.small-note { color: var(--muted); font-size: 13px; margin-top: 16px; }
.setup-warning { margin-top: 24px; padding: 12px 16px; border-radius: 6px; background: var(--fix-bg); color: var(--fix); font-weight: 500; }
.loading { text-align: center; padding: 80px 0; color: var(--muted); }
.spinner { width: 36px; height: 36px; border-radius: 50%; border: 3px solid var(--line); border-top-color: var(--navy); margin: 0 auto 16px; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.entry .display { font-size: 40px; }
.code-form { display: flex; gap: 10px; }
.code-input { flex: 1; min-width: 0; font-family: Menlo, Consolas, monospace; font-size: 22px; letter-spacing: .08em; padding: 12px 16px; border: 1.5px solid #CFC7B6; border-radius: 8px; background: var(--white); color: var(--navy); }
.code-input:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(22,35,59,.12); }
.form-error { color: var(--bad); min-height: 1.4em; margin: 10px 0 0; font-weight: 500; }
.entry-notes { margin-top: 36px; display: grid; gap: 12px; }
.entry-notes > div { background: var(--white); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; font-size: 15px; }
.entry-notes strong { color: var(--navy); }

.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 6px 0 10px; }
.facts > div { background: var(--white); border: 1px solid var(--line); border-radius: 8px; padding: 12px 16px; }
.facts span { display: block; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.facts strong { color: var(--navy); font-size: 16px; font-weight: 600; display: block; }
.facts em { font-style: normal; font-size: 13px; color: var(--prog); }
.how { padding-left: 20px; margin: 0 0 8px; color: #3B4352; }
.how li { margin: 7px 0; }

/* Toast + modal */
.toast { position: fixed; left: 50%; bottom: 96px; transform: translateX(-50%) translateY(20px); opacity: 0; pointer-events: none; background: var(--navy); color: var(--white); padding: 11px 18px; border-radius: 8px; font-weight: 500; font-size: 15px; box-shadow: 0 8px 24px rgba(0,0,0,.18); transition: opacity .2s, transform .2s; z-index: 120; max-width: 90vw; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.warn { background: #8A4B00; }
.toast.err { background: var(--bad); }
.toast.ok { background: var(--ok); }
.modal-back { position: fixed; inset: 0; background: rgba(15,23,42,.45); display: flex; align-items: center; justify-content: center; z-index: 110; padding: 20px; }
.modal { background: var(--white); border-radius: 12px; max-width: 500px; width: 100%; max-height: calc(100vh - 40px); overflow: auto; padding: 26px 26px 20px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.modal.wide { max-width: 860px; }
.modal h2 { margin: 0 0 12px; font-size: 21px; color: var(--navy); font-family: var(--font-brand); font-weight: 400; }
.modal-body p { margin: 0 0 10px; color: #3B4352; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.modal-confirm { display: flex; gap: 10px; align-items: flex-start; margin-top: 12px; padding: 12px 14px; background: var(--bb-gray); border-radius: 8px; font-weight: 500; cursor: pointer; }
.modal-confirm input { width: 18px; height: 18px; margin-top: 2px; flex: none; }
.modal label.block { display: block; font-weight: 600; }
.modal label.block input { display: block; margin-top: 6px; width: 140px; padding: 8px 10px; border: 1px solid #CFD4DC; border-radius: 6px; font: inherit; }
.help-list { padding-left: 18px; margin: 0; }
.help-list li { margin: 7px 0; }
.kbd-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.kbd-table td { padding: 7px 8px; border-bottom: 1px solid #E3E5E9; }
.kbd-table td:last-child { text-align: right; }

/* Bluebook-style dialogs during the exam */
.modal-back.bb-style .modal { border-radius: 10px; font-family: var(--font-bb); }
.modal-back.bb-style .modal h2 { font-family: var(--font-bb); font-weight: 700; color: #111; font-size: 20px; }
.modal-back.bb-style .btn { border-radius: 999px; }
.modal-back.bb-style .btn-primary { background: var(--bb-blue); }
.modal-back.bb-style .btn-primary:hover:not(:disabled) { background: var(--bb-blue-dark); }
.modal-back.bb-style .btn-ghost { color: var(--bb-blue); border-color: var(--bb-blue); }

/* Score report (student) */
.result .display { margin-bottom: 18px; }
.score-card { background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 26px 28px 22px; margin-bottom: 18px; }
.score-main { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.score-label { text-transform: uppercase; letter-spacing: .1em; font-size: 13px; font-weight: 700; color: var(--muted); }
.score-num { font-family: var(--font-brand); font-size: 68px; line-height: 1; color: var(--navy); }
.score-scale { color: var(--muted); font-size: 14px; }
.score-bar { margin: 22px 0 6px; }
.sb-track { position: relative; height: 12px; background: var(--ivory-2); border-radius: 999px; }
.sb-range { position: absolute; top: 0; bottom: 0; background: #C9D3EA; border-radius: 999px; }
.sb-mark { position: absolute; top: -6px; width: 4px; height: 24px; margin-left: -2px; background: var(--navy); border-radius: 2px; }
.sb-ends { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); margin-top: 6px; }
.score-range { margin: 6px 0 0; color: #3B4352; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; margin-bottom: 16px; }
.card h2 { font-size: 17px; margin: 0 0 8px; color: var(--navy); }
.card h3 { font-size: 15px; margin: 0 0 10px; color: var(--navy); }
.ks { display: grid; gap: 4px; margin-top: 10px; }
.ks-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 0; border-top: 1px solid var(--line); }
.ks-row > div { display: flex; flex-direction: column; }
.bands { display: inline-flex; gap: 4px; flex: none; }
.bands span { width: 22px; height: 14px; border-radius: 3px; background: var(--ivory-2); border: 1px solid #D8D1C2; }
.bands span.on { background: var(--navy); border-color: var(--navy); }
.fine { font-size: 13px; color: var(--muted); margin-top: 22px; }
.pill { display: inline-block; border-radius: 999px; padding: 2px 10px; font-size: 12px; font-weight: 700; white-space: nowrap; }
.pill.ok { background: var(--ok-bg); color: var(--ok); }
.pill.bad { background: var(--bad-bg); color: var(--bad); }
.pill.blank { background: #EEF0F3; color: #4B5563; }
.pill.fixed { background: var(--fix-bg); color: var(--fix); }
.pill.prog { background: var(--prog-bg); color: var(--prog); }

/* Review items (student full review and shared bits) */
.rv-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin: 30px 0 12px; }
.rv-head h2 { font-family: var(--font-brand); font-weight: 400; color: var(--navy); font-size: 24px; margin: 0; }
.rv-item { background: var(--white); border: 1px solid var(--line); border-left-width: 4px; border-radius: 10px; margin-bottom: 14px; overflow: hidden; }
.rv-item.ok { border-left-color: var(--ok); }
.rv-item.bad { border-left-color: var(--bad); }
.rv-item-head { display: flex; align-items: center; gap: 12px; padding: 10px 18px; background: #FBFAF6; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.rv-item-head .pill { margin-left: auto; }
.rv-num { font-weight: 700; color: var(--navy); }
.rv-skill { color: var(--muted); font-size: 14px; }
.rv-body { padding: 16px 18px 14px; font-family: var(--font-q); font-size: 16px; }
.rv-body p, .rv-stem p { margin: 0 0 10px; }
.rv-choices { display: flex; flex-direction: column; gap: 8px; margin-bottom: 8px; }
.rv-choice { display: flex; align-items: center; gap: 12px; border: 1.5px solid #D6D8DD; border-radius: 8px; padding: 8px 12px; }
.rv-choice.correct { border-color: var(--ok); background: #F3FAF5; }
.rv-choice.correct .bb-letter { background: var(--ok); color: var(--white); border-color: var(--ok); }
.rv-choice.wrong { border-color: var(--bad); background: #FFF6F5; }
.rv-choice.wrong .bb-letter { background: var(--bad); color: var(--white); border-color: var(--bad); }
.mks { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.mk { font-family: var(--font-ui); font-size: 11.5px; font-weight: 700; border-radius: 999px; padding: 2px 8px; white-space: nowrap; }
.mk-ok { background: var(--ok-bg); color: var(--ok); }
.mk-bad { background: var(--bad-bg); color: var(--bad); }
.mk-key { background: var(--ok); color: var(--white); }
.mk-x { background: #EEF0F3; color: #555; }
.rv-spr { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.rv-spr > div { border-radius: 8px; padding: 8px 14px; min-width: 130px; }
.rv-spr span { display: block; font-family: var(--font-ui); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }
.rv-spr strong { font-size: 20px; font-weight: 400; }
.rv-spr em { display: block; font-style: normal; font-family: var(--font-ui); font-size: 12px; }
.rv-spr .ok { background: var(--ok-bg); color: var(--ok); }
.rv-spr .bad { background: var(--bad-bg); color: var(--bad); }
.rv-spr .key { background: #F3FAF5; color: var(--ok); border: 1.5px solid var(--ok); }
.rv-expl { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 8px; }
.rv-expl summary { font-family: var(--font-ui); font-weight: 700; color: var(--navy); cursor: pointer; font-size: 14px; padding: 4px 0; }
.expl { padding: 6px 2px 2px; font-family: var(--font-q); }
.expl ul { margin: 0 0 10px; padding-left: 22px; }

@media (max-width: 760px) {
  .facts { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .page { padding: 28px 16px 120px; }
  .brand-bar { padding: 14px 16px; }
  .display, .entry .display { font-size: 30px; }
  .code-form { flex-direction: column; }
  .score-num { font-size: 56px; }
  .ks-row { flex-direction: column; align-items: flex-start; gap: 8px; }
}