@font-face {
  font-family: 'Quicksand';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/static/quicksand-vietnamese.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Quicksand';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/static/quicksand-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Quicksand';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/static/quicksand-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: light;
  --canvas: #fff9f3;
  --paper: #fff;
  --ink: #2e2230;
  --muted: #62525e;
  --line: #eadce0;
  --plum: #6e0648;
  --plum-dark: #530537;
  --blush: #faeaf1;
  --coral: #ff7356;
  --green: #166551;
  --mint: #e8f6ee;
  --orange: #873a28;
  --peach: #fff0e9;
  --shadow: 0 12px 30px #54203d0d;
  --body: Quicksand, system-ui, -apple-system, "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { min-width: 320px; }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 500 16px/1.58 var(--body); }
body > main { min-height: 65vh; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, [tabindex]:focus-visible { outline: 3px solid #ad4d80; outline-offset: 3px; }
svg { flex: none; vertical-align: middle; }
[hidden] { display: none !important; }
h1, h2, h3, p { margin: 0; }
h1, h2 { letter-spacing: -.036em; line-height: 1.08; }
h1 { font: 700 clamp(2.65rem, 6vw, 5.1rem)/1.03 var(--body); letter-spacing: -.055em; }
h2 { font: 700 clamp(1.65rem, 4vw, 2.8rem)/1.13 var(--body); }
h3 { line-height: 1.28; letter-spacing: -.025em; }
.wrap { width: min(1180px, 100% - 64px); margin-inline: auto; }
.quiet { color: var(--muted); }
.tiny { font-size: .77rem; }
.sr-only, .skip:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip:focus { position: absolute; z-index: 12; inset: 8px auto auto 8px; padding: 8px 12px; background: var(--paper); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 43px; padding: 8px 15px; border: 1px solid var(--line); border-radius: 9px;
  background: var(--paper); color: var(--ink); font-weight: 680; font-size: .89rem; text-align: center; line-height: 1.25;
}
.btn:hover { border-color: #d9a7c0; background: #fff5f8; }
.btn.primary { background: var(--plum); color: white; border-color: var(--plum); }
.btn.primary:hover { background: var(--plum-dark); border-color: var(--plum-dark); }
.btn:disabled { background: #f2eaec; color: #6b5d66; border-color: var(--line); }
.text-action { display: inline-flex; align-items: center; gap: 7px; color: var(--plum-dark); font-size: .89rem; font-weight: 700; }
.text-action:hover, .crumb a:hover, .prose a:hover { text-decoration: underline; text-underline-offset: 3px; }
.eyebrow { display: flex; align-items: center; gap: 7px; color: var(--plum-dark); font-size: .73rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.site-header { background: #fffdf9; border-bottom: 1px solid #efe1e4; }
.nav { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 22px; min-height: 73px; }
.brand { display: inline-flex; align-items: center; gap: 8px; width: fit-content; color: var(--plum); font-size: 1.32rem; font-weight: 700; letter-spacing: -.045em; white-space: nowrap; line-height: 1; }
.brand-mark { flex: none; display: block; width: 36px; height: 36px; border-radius: 9px; }
.brand-small .brand-mark { width: 29px; height: 29px; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { color: #51404c; font-weight: 630; font-size: .91rem; white-space: nowrap; }
.nav-links a:hover, .nav-links a[aria-current], .nav-study[aria-current] { color: var(--plum-dark); }
.nav-study { justify-self: end; }
.hero { padding: 63px 0 55px; background: linear-gradient(110deg, #fff9f3 55%, #ffece2 100%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(0, .9fr); align-items: center; gap: 25px; }
.hero-copy { position: relative; z-index: 2; }
.hero-copy > p:not(.eyebrow) { max-width: 33rem; margin: 17px 0 24px; color: var(--muted); font-size: clamp(1rem, 2vw, 1.15rem); }
.hero h1 { margin-top: 11px; }
.hero h1 em { color: var(--plum); font-style: normal; }
.search-form {
  position: relative; display: flex; gap: 6px; max-width: 580px; min-width: 0; padding: 5px;
  border: 1px solid #e5cbd8; border-radius: 13px; background: var(--paper); box-shadow: var(--shadow);
}
.search-field { display: flex; align-items: center; gap: 10px; min-width: 0; color: #6a4b60; }
.search-form .search-field { flex: 1; padding-inline: 11px 4px; }
.search-field input { width: 100%; min-width: 0; border: 0; padding: 10px 0; background: transparent; color: var(--ink); }
.search-field input::placeholder { color: #77616e; }
.search-field:focus-within { color: var(--plum-dark); }
.search-form input:focus-visible { outline-offset: 0; border-radius: 3px; }
.search-form .btn { min-height: 45px; white-space: nowrap; }
.suggestions {
  z-index: 6; position: absolute; inset: calc(100% + 6px) 0 auto; list-style: none; margin: 0; padding: 5px;
  border: 1px solid var(--line); border-radius: 11px; background: var(--paper); box-shadow: 0 10px 32px #4d173622;
}
.suggestions a { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 3px 12px; padding: 9px 12px; border-radius: 7px; }
.suggestions a:hover, .suggestions a:focus-visible { background: var(--blush); }
.suggestions strong, .suggestions small { overflow-wrap: anywhere; }
.suggestions small { color: var(--muted); grid-row: 2; }
.suggestions svg { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--plum); }
.quick-links { display: flex; gap: 7px; flex-wrap: wrap; align-items: center; margin-top: 15px; color: var(--muted); font-size: .8rem; }
.quick-links > span { margin-right: 3px; font-weight: 700; }
.chip { padding: 3px 10px; border-radius: 20px; border: 1px solid #ebd8e1; background: #fffafc; color: #644253; font-weight: 650; }
.chip:hover { background: var(--blush); border-color: #cc8eae; }
.home-resume { margin-bottom: 13px; }
.resume-link {
  display: flex; align-items: center; gap: 10px; width: fit-content; max-width: 100%; padding: 8px 12px;
  border: 1px solid #e8bfd3; border-radius: 9px; color: #630b46; background: #faedf3; font-weight: 730;
}
.resume-link svg:last-child { margin-left: 5px; }
.hero-art { position: relative; min-height: 347px; margin-inline: 8px; display: grid; place-items: center; isolation: isolate; }
.art-orbit { position: absolute; border-radius: 50%; border: 1px solid #e7bfd0; width: 88%; aspect-ratio: 1; transform: rotate(-23deg) scaleY(.74); }
.art-orbit-two { width: 104%; transform: rotate(-23deg) scaleY(.76); opacity: .55; }
.art-spark { position: absolute; top: 22px; right: 15%; color: var(--plum); font-size: 32px; }
.art-spark.little { top: auto; bottom: 37px; right: auto; left: 7%; color: var(--coral); font-size: 19px; }
.art-card { position: absolute; width: min(78%, 295px); min-height: 228px; border: 1px solid #eac4d7; border-radius: 16px; box-shadow: 0 16px 36px #69244622; }
.art-back { background: #efc3d7; transform: rotate(15deg) translate(12%, -3%); }
.art-middle { background: #f9deea; transform: rotate(7deg) translate(7%, -2%); }
.art-front { padding: 20px; background: #fffdf9; transform: rotate(-7deg); }
.art-top { display: flex; justify-content: space-between; align-items: center; gap: 7px; color: var(--muted); font-size: .7rem; font-weight: 750; white-space: nowrap; }
.art-tag { display: inline-flex; align-items: center; gap: 4px; color: var(--plum-dark); }
.art-question { margin: 12px 0; font: 700 clamp(1.24rem, 3vw, 1.83rem)/1.06 var(--body); letter-spacing: -.036em; }
.art-answer { display: flex; gap: 8px; align-items: center; height: 34px; margin: 6px 0; padding: 5px 8px; border: 1px solid var(--line); border-radius: 6px; }
.art-answer span { display: grid; place-items: center; width: 19px; height: 19px; border-radius: 4px; background: #f6edf1; font-size: .65rem; font-weight: 750; }
.art-answer i { width: 55%; height: 6px; border-radius: 4px; background: #ead9e1; }
.art-picked { border-color: #d6a3be; background: #fceef4; color: var(--plum-dark); }
.art-picked i { width: 70%; background: #e9b9d0; }
.art-picked svg { margin-left: auto; }
.art-track { display: flex; gap: 4px; margin-top: 12px; }
.art-track i { flex: 1; height: 4px; border-radius: 3px; background: #f0e1e7; }
.art-track i:first-child { background: var(--plum); }
.art-note {
  z-index: 1; position: absolute; right: 0; bottom: 32px; display: flex; align-items: center; gap: 8px; padding: 9px 13px;
  border: 1px solid #d4e7dc; border-radius: 11px; background: #fff; box-shadow: 0 8px 20px #354d3b19; font-size: .78rem;
}
.art-note > span { display: grid; place-items: center; width: 27px; height: 27px; color: var(--green); background: var(--mint); border-radius: 50%; }
.art-note small { display: block; color: var(--muted); font-size: .73rem; }
.section { padding-block: 54px; }
.section-top, .reading-page { padding-block: 38px 64px; }
.section-inset { padding-top: 38px; padding-bottom: 4px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
.section-heading h2 { margin-top: 4px; }
.exam-grid, .resource-grid, .method-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
.exam-card {
  display: flex; flex-direction: column; padding: 18px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--paper); box-shadow: var(--shadow); min-width: 0;
}
.exam-card:hover { border-color: #dbaec4; }
.exam-card-top { display: flex; align-items: center; gap: 10px; margin-bottom: 13px; }
.tile-icon { width: 36px; height: 36px; border-radius: 9px; display: grid; place-items: center; flex: none; background: var(--blush); color: var(--plum-dark); }
.tone-heart, .tone-shield { background: var(--mint); color: var(--green); }
.tone-car, .tone-briefcase { background: #fff1de; color: #83522b; }
.tone-code, .tone-globe { background: #e8edfd; color: #4054a0; }
.exam-card h3 { font-size: 1.15rem; overflow-wrap: anywhere; }
.exam-card h3 a:hover { color: var(--plum-dark); text-decoration: underline; }
.exam-subtitle { margin: 5px 0 13px; font-size: .86rem; overflow-wrap: anywhere; }
.exam-card-bottom { margin-top: auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding-top: 11px; border-top: 1px solid #f3e9ed; color: var(--muted); font-size: .82rem; }
.category-section { background: #fbf0ec; border-block: 1px solid #f0e0df; }
.category-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 11px; }
.category-card, .aside-link { display: flex; align-items: center; gap: 10px; min-width: 0; }
.category-card { padding: 11px; border: 1px solid #eddee2; border-radius: 10px; background: var(--paper); font-size: .87rem; line-height: 1.3; }
.category-card small { display: block; color: var(--muted); margin-top: 3px; }
.category-card > svg, .aside-link > svg, a.resource-card > svg { margin-left: auto; color: var(--plum-dark); }
.category-card:hover, .aside-link:hover, a.resource-card:hover { background: #fff4f8; }
.study-method { display: grid; grid-template-columns: .8fr 1.75fr; gap: 30px; align-items: start; }
.study-method h2 { margin-top: 5px; }
.method-grid > div { border-top: 1px solid var(--line); padding-top: 10px; }
.method-grid span { color: var(--plum); font-weight: 800; font-size: .8rem; }
.method-grid h3 { margin: 5px 0; }
.method-grid p { font-size: .9rem; color: var(--muted); }
.page-head { border-bottom: 1px solid #ebdce2; background: linear-gradient(105deg, #fff9f3, #ffede5); padding: 39px 0 34px; }
.page-head h1, .reading-page h1 { margin: 6px 0 9px; font-size: clamp(2.2rem, 5vw, 4rem); overflow-wrap: anywhere; }
.page-head p:not(.eyebrow), .lede { color: var(--muted); margin-bottom: 17px; }
.page-head .search-form { margin-top: 18px; }
.directory-form { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr) minmax(0, .68fr) auto; gap: 11px; align-items: end; max-width: 990px; }
.directory-form label { min-width: 0; display: grid; gap: 4px; font-size: .84rem; font-weight: 680; }
.directory-form .search-field, .directory-form select, .flashcard-toolbar select {
  min-height: 43px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); padding-inline: 11px; color: var(--ink);
}
.directory-form input { font-size: .88rem; }
.directory-form select, .flashcard-toolbar select { width: 100%; padding-right: 4px; }
.directory-results { padding-top: 32px; }
.directory-results h2 { font-size: 1.8rem; }
.pagination { display: flex; justify-content: center; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 23px; font-size: .9rem; color: var(--muted); }
.empty { grid-column: 1 / -1; padding: 29px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; }
.empty p { margin-block: 8px 13px; color: var(--muted); }
.crumb { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; color: var(--muted); font-size: .82rem; margin-bottom: 12px; }
.crumb a { font-weight: 650; }
.crumb span { color: #74616d; }
.exam-heading h1 { font-size: clamp(2.1rem, 5vw, 3.85rem); overflow-wrap: anywhere; }
.exam-heading p { color: var(--muted); margin-top: 6px; }
.badge-row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 12px 0; }
.badge { display: inline-flex; align-items: center; gap: 5px; border-radius: 20px; padding: 3px 9px; font-size: .75rem; font-weight: 700; color: #63515d; background: #f3e9ed; }
.badge.accent { color: var(--plum-dark); background: #fae7f1; }
.hub-grid { display: grid; grid-template-columns: 1.45fr 1fr; gap: 13px; margin-top: 17px; }
.hub-feature, .hub-secondary { padding: 23px; border-radius: 13px; border: 1px solid var(--line); background: var(--paper); }
.hub-feature { background: #fbedf4; border-color: #edcfdf; }
.hub-grid h2 { margin-top: 8px; font-size: clamp(1.45rem, 4vw, 2.35rem); }
.hub-grid p:not(.eyebrow) { color: var(--muted); margin: 7px 0 14px; }
.topic-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 9px; }
.topic-card { display: grid; align-content: start; gap: 5px; border: 1px solid var(--line); padding: 10px 12px; border-radius: 8px; background: var(--paper); min-width: 0; }
.topic-card:hover { border-color: #d1a0b7; background: #fff5f8; }
.topic-card strong { font-size: .88rem; overflow-wrap: anywhere; }
.topic-card span { display: flex; align-items: center; justify-content: space-between; gap: 4px; color: var(--muted); font-size: .78rem; }
.topic-card svg { color: var(--plum); }
.resource-card { display: flex; gap: 9px; align-items: center; padding: 11px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); }
.resource-card strong, .resource-card h3 { display: block; font-size: .92rem; }
.resource-card small, .resource-card p { display: block; color: var(--muted); font-size: .78rem; line-height: 1.45; margin-top: 3px; }
.resource-exam { margin-bottom: 23px; }
.resource-exam h3 { margin-bottom: 8px; }
.resource-exam h3 a:hover { color: var(--plum-dark); text-decoration: underline; }
.resource-card > svg { flex: none; }
.signup-strip {
  display: flex; justify-content: space-between; align-items: center; gap: 14px 24px; flex-wrap: wrap;
  margin-bottom: 38px; padding: clamp(14px, 3vw, 24px); border: 1px solid var(--line); border-radius: 12px; background: var(--paper);
}
.signup-strip h2 { font-size: clamp(1.25rem, 3vw, 1.6rem); }
.signup-strip p { margin-top: 5px; font-size: .92rem; color: var(--muted); }
.signup-form { display: flex; gap: 8px; flex: 1 1 300px; max-width: 480px; }
.page-head .signup-form { margin-top: 16px; }
.signup-form input {
  flex: 1 1 0; min-width: 0; width: 100%; padding: 8px 10px; border: 1px solid var(--line);
  border-radius: 9px; background: var(--paper); color: var(--ink);
}
.signup-form .btn { flex: none; }
.signup-error { color: var(--plum-dark); font-weight: 700; }
.practice-page { padding-block: 30px 62px; }
.practice-top { display: flex; justify-content: space-between; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin-bottom: 5px; }
.practice-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(230px, .38fr); gap: 15px; align-items: start; }
.question-panel, .side-panel {
  min-width: 0; border: 1px solid var(--line); border-radius: 13px; background: var(--paper); box-shadow: var(--shadow);
}
.question-panel { padding: clamp(15px, 3.4vw, 28px); }
.initial-question h2 { margin: 9px 0 12px; font-size: 1.6rem; }
.practice-aside { display: grid; gap: 11px; min-width: 0; }
.side-panel { padding: 15px; }
.side-label { display: flex; align-items: center; gap: 6px; color: var(--plum-dark); font-size: .71rem; font-weight: 800; letter-spacing: .08em; }
.side-panel h2 { margin: 6px 0 8px; font: 750 1.07rem/1.25 var(--body); letter-spacing: -.02em; }
.side-panel > p { font-size: .84rem; }
.side-panel progress { display: block; width: 100%; height: 7px; border: 0; border-radius: 8px; overflow: hidden; margin-bottom: 7px; background: var(--blush); }
.side-panel progress::-webkit-progress-bar { background: var(--blush); }
.side-panel progress::-webkit-progress-value { background: var(--plum); }
.side-panel progress::-moz-progress-bar { background: var(--plum); }
.save-note { display: flex; align-items: center; gap: 5px; margin-top: 11px; padding-top: 9px; border-top: 1px solid #f1e4e9; color: var(--green); }
.side-links h2 { margin-top: 0; }
.aside-link { min-height: 42px; margin: 1px -5px; padding: 4px 5px; border-radius: 7px; font-size: .82rem; }
.aside-link .tile-icon { width: 28px; height: 28px; border-radius: 7px; }
.question-meta { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 4px 8px; color: var(--muted); font-size: .81rem; }
.question-form fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.question-form legend { display: block; padding: 0; margin: 11px 0 14px; font-weight: 750; font-size: clamp(1.08rem, 2.4vw, 1.36rem); line-height: 1.4; overflow-wrap: anywhere; }
.question-copy { white-space: pre-wrap; overflow-wrap: anywhere; }
.question-copy .code-block { display: block; margin: 7px 0; padding: 8px; border-radius: 6px; background: #fbf0ec; white-space: pre-wrap; font-size: .84em; }
.question-copy code { font-family: ui-monospace, monospace; }
.question-copy math { font-size: 1.1em; }
.option-list { display: grid; gap: 7px; }
.option {
  display: flex; position: relative; align-items: flex-start; gap: 8px; min-width: 0; min-height: 46px;
  padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; font-size: .92rem; cursor: pointer;
}
.option input { position: absolute; opacity: 0; margin: 0; width: 100%; height: 100%; inset: 0; cursor: inherit; }
.option:has(input:focus-visible) { outline: 3px solid #ad4d80; outline-offset: 2px; }
.option:has(input:checked) { background: var(--blush); border-color: #b66491; }
.option .letter { display: grid; place-items: center; width: 24px; height: 24px; flex: 0 0 24px; border-radius: 5px; color: #654454; background: #f6eaf0; font-size: .73rem; font-weight: 760; }
.option .answer-state { color: currentColor; font-weight: 730; font-size: .73rem; margin-left: auto; white-space: nowrap; }
.option.correct { border-color: #74bda7; background: var(--mint); color: var(--green); cursor: default; }
.option.incorrect { border-color: #d9a18c; background: var(--peach); color: var(--orange); cursor: default; }
.option:has(input:disabled) { cursor: default; }
.answer-feedback { margin-top: 11px; padding: 10px 12px; border-radius: 8px; background: var(--mint); color: var(--green); }
.answer-feedback.incorrect { background: var(--peach); color: var(--orange); }
.answer-feedback p { margin-top: 4px; font-size: .9rem; }
.answer-feedback strong { font-size: .91rem; }
.practice-actions, .reading-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 14px; }
.practice-actions span { color: var(--muted); font-size: .8rem; }
.recap h2 { margin: 7px 0; }
.recap ul { margin: 6px 0; padding-left: 19px; }
.recap p:not(.eyebrow) { color: var(--muted); }
.study-list { display: grid; gap: 10px; }
.study-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.study-row h3 { overflow-wrap: anywhere; }
.study-row p { color: var(--muted); font-size: .88rem; }
.study-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.reading-page { max-width: 900px; }
.reading-actions { margin-bottom: 16px; }
.prose, .lesson-list, .flashcard-panel { border: 1px solid var(--line); border-radius: 12px; background: var(--paper); padding: clamp(14px, 4vw, 31px); overflow-wrap: anywhere; }
.prose article > h1:first-child { display: none; }
.prose :is(h1, h2, h3, h4, h5) { margin: 1.1em 0 .45em; }
.prose h2 { font-size: 1.65rem; }
.prose :is(p, pre, blockquote) { margin: .7em 0; }
.prose a { color: var(--plum-dark); text-decoration: underline; }
.prose table { display: block; width: max-content; max-width: 100%; overflow: auto; border-collapse: collapse; font-size: .88rem; }
.prose :is(th, td) { padding: 6px 9px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose pre { white-space: pre-wrap; }
.guide-page { max-width: 860px; }
.guide-header { margin-block: 18px 27px; }
.guide-header h1 { margin-top: 9px; font-size: clamp(2rem, 5.5vw, 3.75rem); overflow-wrap: anywhere; }
.guide-header .reading-actions { margin-bottom: 0; }
.guide-contents { display: grid; gap: 14px; }
.guide-contents h2 { font-size: 1.55rem; }
.lesson-list { padding: 0; overflow: clip; }
.lesson-list h3 { padding: 13px clamp(14px, 3vw, 23px); background: var(--blush); }
.lesson-list ul { list-style: none; margin: 0; padding: 0; }
.lesson-list li + li { border-top: 1px solid var(--line); }
.lesson-link {
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
  padding: 10px clamp(14px, 3vw, 23px); min-height: 44px; font-weight: 630;
}
.lesson-link svg, .guide-step svg { flex: none; color: var(--plum); }
.lesson-link:hover, .guide-step:hover { color: var(--plum-dark); background: #fff5f8; }
.guide-prose { font-size: 1.04rem; line-height: 1.72; }
.guide-prose article { max-width: 72ch; margin-inline: auto; }
.guide-prose :is(h2, h3, h4, h5) { margin: 1.5em 0 .42em; line-height: 1.25; }
.guide-prose h2 { font-size: clamp(1.36rem, 3vw, 1.85rem); }
.guide-prose h3 { font-size: 1.2rem; }
.guide-prose article > h1 + h2 { margin-top: 0; }
.guide-prose :is(ul, ol) { margin-block: .65em 1em; padding-inline-start: 1.5em; }
.guide-prose li + li { margin-top: .28em; }
.guide-prose li > p { margin-block: .25em; }
.guide-prose blockquote { padding: .5em 1em; border-inline-start: 3px solid var(--plum); background: var(--blush); }
.guide-prose pre { padding: .75em 1em; border-radius: 8px; background: #f8f0f3; }
.prose .table-scroll { max-width: 100%; overflow-x: auto; margin-block: 1em; }
.prose .table-scroll table { display: table; width: 100%; max-width: none; overflow: visible; }
.guide-prose :is(th, td) { padding: .55em .7em; overflow-wrap: normal; }
.guide-prose th { background: var(--blush); }
.guide-prose tbody tr:nth-child(even) { background: #fffaf8; }
.guide-prose .plain-lesson { white-space: pre-line; }
.guide-prose .lesson-check { margin-top: 1.35em; padding: .75em 1em; border: 1px solid var(--line); border-radius: 9px; background: #fffaf8; }
.guide-prose .lesson-check h3 { margin-top: 0; }
.guide-prose .lesson-choices { margin-bottom: .4em; }
.guide-steps { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.guide-step {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; flex: 1 1 230px;
  padding: 11px 14px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper);
}
.guide-step span { color: var(--muted); font-size: .8rem; }
.guide-step strong { grid-row: 2; overflow-wrap: anywhere; }
.guide-step svg { grid-column: 2; grid-row: 1 / 3; margin-left: 10px; }
.guide-step.previous svg { transform: rotate(180deg); }
.flashcard-panel { display: grid; gap: 9px; }
.flashcard-toolbar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: .86rem; }
.flashcard-toolbar label { display: flex; align-items: center; gap: 5px; flex: 1 1 0; min-width: 0; max-width: 320px; white-space: nowrap; }
.flashcard-toolbar select { min-width: 0; }
.flip-card { display: grid; place-items: center; align-content: center; gap: 8px; width: 100%; min-height: 220px; padding: 18px; background: var(--blush); color: var(--ink); border: 1px solid #edcade; border-radius: 10px; text-align: center; }
.flip-card[data-back="true"] { background: var(--mint); border-color: #c1e1d3; }
.flip-card span { color: var(--plum-dark); font-size: .75rem; font-weight: 800; letter-spacing: .09em; }
.flip-card strong { font: 700 clamp(1.15rem, 4vw, 1.9rem)/1.2 var(--body); overflow-wrap: anywhere; }
.flip-card small { color: var(--muted); }
.resource-list { display: grid; gap: 8px; margin-top: 15px; }
.resource-item { display: flex; align-items: center; gap: 10px; padding: 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); }
.resource-item h2 { font: 730 1.03rem/1.3 var(--body); }
.resource-item p { color: var(--muted); font-size: .83rem; }
.resource-item .btn { margin-left: auto; flex-shrink: 0; }
.site-footer { border-top: 1px solid #efe1e4; background: #fbf0ec; }
.footer-inner { display: grid; grid-template-columns: 1.1fr 1.15fr .8fr; gap: 20px; align-items: center; padding-block: 23px; }
.footer-inner p { color: var(--muted); font-size: .8rem; margin-top: 5px; }
.footer-inner nav { display: flex; flex-wrap: wrap; gap: 7px 14px; font-size: .8rem; font-weight: 650; }
.footer-inner nav a:hover { text-decoration: underline; }
@media (max-width: 950px) {
  .wrap { width: min(100% - 40px, 1180px); }
  .category-grid, .topic-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-art { min-height: 310px; }
}
@media (max-width: 730px) {
  .hero { padding-block: 37px 26px; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .hero-art { min-height: 255px; width: min(100%, 330px); margin: 12px auto 0; }
  .art-card { min-height: 194px; width: min(76%, 263px); padding: 13px; }
  .art-note { bottom: 10px; right: 4px; }
  .art-spark { top: 8px; }
  .art-orbit { width: 75%; }
  .art-orbit-two { width: 90%; }
  .section { padding-block: 31px; }
  .exam-grid, .resource-grid, .category-grid, .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .study-method, .footer-inner { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .practice-grid { grid-template-columns: minmax(0, 1fr); }
  .practice-aside { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .directory-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .directory-form label:first-child { grid-column: 1 / -1; }
  .directory-form .btn { justify-self: start; }
}
@media (max-width: 600px) {
  .nav { grid-template-columns: 1fr auto; gap: 6px 12px; padding-block: 9px; }
  .nav-links { grid-row: 2; grid-column: 1 / -1; justify-content: flex-start; gap: 16px; padding-top: 3px; }
  .nav-links a { font-size: .83rem; }
  .nav-study { grid-column: 2; grid-row: 1; min-height: 37px; }
  .brand { font-size: 1.17rem; }
}
@media (max-width: 470px) {
  .wrap { width: calc(100% - 28px); }
  .signup-form { flex-direction: column; }
  .hero-copy > p:not(.eyebrow) { margin-bottom: 17px; }
  .search-form { display: grid; gap: 4px; }
  .search-form .btn { justify-content: space-between; }
  .exam-card { padding: 10px; }
  .exam-card h3 { font-size: .96rem; }
  .exam-card-top { gap: 6px; margin-bottom: 7px; }
  .exam-card-top .tile-icon { width: 28px; height: 28px; }
  .exam-card-top .tile-icon svg { width: 16px; height: 16px; }
  .exam-subtitle { font-size: .77rem; }
  .category-card { padding: 7px; }
  .category-card .tile-icon { width: 28px; height: 28px; }
  .category-card > svg { display: none; }
  .hub-grid, .practice-aside, .study-row, .resource-grid { grid-template-columns: minmax(0, 1fr); }
  .option { flex-wrap: wrap; }
  .option .question-copy { flex: 1; }
  .option .answer-state { margin-left: 32px; flex-basis: 100%; }
  .resource-item { flex-wrap: wrap; }
  .resource-item .btn { margin-left: 0; }
}
@media (pointer: coarse) {
  .btn, .nav-study, .chip, .nav-links a, .aside-link { min-height: 44px; }
  .chip, .nav-links a { display: inline-flex; align-items: center; }
}
@media print {
  .site-header, .site-footer, .reading-actions, .crumb, .guide-steps { display: none; }
  body, .prose { background: white; }
  .prose { border: 0; padding: 0; }
}