/* Ivywell — "Kila somo, kila hatua"
   Synara blues with white and gold, exercise-book pages */
:root {
  --board: #002b83; --board-deep: #001a67; --board-ink: #e6eefb;
  --sun: #d99a1e; --sun-deep: #b47d12;
  --ink: #0b1530; --muted: #56627a; --line: #dde6f4; --rule: #dbe7f3;
  --page: #f3f7fd; --paper: #ffffff; --tint: #eaf1fc;
  --navy: #002b83; --sky: #009af3; --cyan: #00c9fd;
  --synara: linear-gradient(135deg, #001a67 0%, #002b83 55%, #0a5fd6 100%);
  --ok: #157347; --ok-soft: #e3f4ea; --bad: #b42318; --bad-soft: #fde7e5; --warn-soft: #fff4d6;
  --radius: 14px;
  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "Atkinson Hyperlegible", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--body); font-size: 17px; line-height: 1.55; color: var(--ink); background: var(--page); }
img { max-width: 100%; }
a { color: var(--board); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.1; margin: 0 0 .5rem; letter-spacing: -.015em; }
h1 { font-size: clamp(2rem, 4vw, 2.6rem); font-weight: 800; }
h2 { font-size: 1.55rem; font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1rem; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
.center { text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 3px solid var(--sun); outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 99; background: var(--board); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 12px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 700 1rem var(--body);
  padding: 12px 22px; border-radius: 999px; border: 2px solid var(--board); background: var(--board); color: #fff;
  text-decoration: none; cursor: pointer; transition: background .15s, transform .1s; }
.btn:hover { background: var(--board-deep); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn.sun { background: var(--sun); border-color: var(--sun); color: var(--ink); }
.btn.sun:hover { background: #e8b04a; }
.btn.ghost { background: transparent; color: var(--board); }
.btn.ghost:hover { background: var(--tint); }
.btn.light { background: #fff; border-color: #fff; color: var(--board); }
.btn.small { padding: 7px 14px; font-size: .9rem; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.link { background: none; border: 0; padding: 0; font: inherit; color: var(--board); cursor: pointer; text-decoration: underline; }

/* forms */
label { display: block; font-weight: 700; margin-bottom: 6px; }
.field { margin-bottom: 16px; }
.hint { font-weight: 400; color: var(--muted); font-size: .88rem; }
input[type=text], input[type=tel], input[type=password], input[type=email], input[type=number], input[type=search], input[type=url], select, textarea {
  width: 100%; font: inherit; padding: 12px 14px; border: 2px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); }
input:focus, select:focus, textarea:focus { border-color: var(--board); outline: none; box-shadow: 0 0 0 4px rgba(0, 43, 131, .12); }
textarea { min-height: 120px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .row { grid-template-columns: 1fr; } }

/* flash */
.flash { padding: 12px 16px; border-radius: 12px; margin: 16px 0; font-weight: 700; }
.flash.success { background: var(--ok-soft); color: var(--ok); }
.flash.error { background: var(--bad-soft); color: var(--bad); }
.flash.info { background: var(--warn-soft); color: #7a5300; }
.announce { background: var(--board-deep); color: #fff; text-align: center; padding: 8px 16px; font-size: .92rem; }

/* ---------- public nav ---------- */
.nav { background: rgba(255, 255, 255, .92); backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 40; }
.nav .wrap { display: flex; align-items: center; gap: 20px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand img { width: 38px; height: 38px; }
.brand b { font-family: var(--display); font-size: 1.4rem; font-weight: 800; letter-spacing: -.02em; }
.nav-links { display: flex; align-items: center; gap: 22px; margin-left: auto; }
.nav-links a { color: var(--ink); text-decoration: none; font-weight: 700; }
.nav-links a:hover, .nav-links a.on { color: var(--board); box-shadow: inset 0 -3px var(--sun); }
.nav-links .btn { box-shadow: none; color: #fff; }
.nav-links .btn.sun { color: var(--ink); }
.nav-toggle { display: none; margin-left: auto; background: none; border: 2px solid var(--line); border-radius: 10px; padding: 6px 12px; font: 700 .95rem var(--body); }
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 14px 20px 20px; gap: 12px; border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
}

/* ---------- home ---------- */
.hero { position: relative; overflow: hidden; color: var(--board-ink); padding: 64px 0 72px;
  background:
    radial-gradient(ellipse 45% 65% at 90% 0%, rgba(0, 201, 253, .38), transparent 60%),
    radial-gradient(ellipse 40% 50% at 0% 100%, rgba(217, 154, 30, .16), transparent 60%),
    var(--synara); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .07; pointer-events: none;
  background-image: radial-gradient(#fff 1px, transparent 1px); background-size: 22px 22px; }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 48px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(2.5rem, 5.4vw, 4rem); line-height: 1.02; letter-spacing: -.03em; }
.hero h1 .chalk { color: var(--sun); white-space: nowrap; }
.hero p.lead { font-size: 1.2rem; color: rgba(230, 238, 251, .88); max-width: 46ch; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 26px 0 18px; }
.hero-cta .btn.ghost { color: #fff; border-color: rgba(255, 255, 255, .5); }
.hero-cta .btn.ghost:hover { background: rgba(255, 255, 255, .1); }
.hero-proof { display: flex; gap: 22px; flex-wrap: wrap; font-size: .95rem; color: rgba(230, 238, 251, .8); }
.hero-proof b { color: #fff; font-family: var(--display); font-size: 1.3rem; display: block; }
.demo-frame { background: #000e28; border-radius: 22px; padding: 10px; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .6), 0 0 0 1px rgba(255, 255, 255, .08); }
.demo-label { display: flex; justify-content: space-between; align-items: center; color: rgba(230, 238, 251, .75); font-size: .85rem; padding: 4px 8px 10px; }
.demo-label b { color: var(--sun); }
@media (max-width: 920px) { .hero-grid { grid-template-columns: 1fr; } .hero { padding: 40px 0 48px; } }

.section { padding: 72px 0; }
.section.tint { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 640px; margin-bottom: 34px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }

.modules { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.module { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 26px; overflow: hidden; }
.module::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 5px; background: var(--mc, var(--board)); }
.module .tag { display: inline-block; font-family: var(--display); font-weight: 800; font-size: 1.6rem; color: var(--mc, var(--board)); margin-bottom: 4px; }
.module ul { margin: 12px 0 0; padding-left: 18px; color: var(--muted); }
.module.learn { --mc: #002b83; } .module.revise { --mc: #b47d12; } .module.assess { --mc: #1d4ed8; }
@media (max-width: 860px) { .modules { grid-template-columns: 1fr; } }

/* the grade ladder: twelve steps, like the emblem */
.ladder { display: grid; grid-template-columns: repeat(12, 1fr); gap: 6px; align-items: end; }
.step { display: flex; flex-direction: column; justify-content: flex-end; text-decoration: none; color: #fff; border-radius: 10px 10px 4px 4px; padding: 10px 6px; text-align: center; font-weight: 700; transition: transform .15s; }
.step:hover { transform: translateY(-4px); text-decoration: none; }
.step b { font-family: var(--display); font-size: 1.5rem; line-height: 1; }
.step small { font-size: .7rem; opacity: .85; }
.step.lower { background: #d99a1e; color: var(--ink); } .step.upper { background: #009af3; } .step.junior { background: #002b83; } .step.senior { background: #001a67; }
.ladder-bands { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 10px; font-size: .9rem; color: var(--muted); }
.ladder-bands span { border-top: 3px solid var(--line); padding-top: 6px; }
@media (max-width: 700px) { .ladder { grid-template-columns: repeat(6, 1fr); } .ladder-bands { grid-template-columns: repeat(2, 1fr); } }

.areas { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.area-card { display: flex; gap: 14px; align-items: center; padding: 16px; background: #fff; border: 1px solid var(--line); border-radius: 16px; color: var(--ink); text-decoration: none; }
.area-card .glyph { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 1.2rem; background: var(--ac); flex-shrink: 0; }
.area-card.soon { opacity: .6; }
.area-card .soon-tag { font-size: .78rem; color: var(--muted); }
a.area-card:hover { border-color: var(--ac); text-decoration: none; }

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.plan { background: #fff; border: 2px solid var(--line); border-radius: 20px; padding: 26px; display: flex; flex-direction: column; }
.plan.best { border-color: var(--board); position: relative; }
.plan.best::before { content: "Best value"; position: absolute; top: -13px; left: 22px; background: var(--sun); color: var(--ink); font-weight: 700; font-size: .8rem; padding: 3px 12px; border-radius: 99px; }
.plan .price { font-family: var(--display); font-size: 2.4rem; font-weight: 800; margin: 6px 0 2px; }
.plan .per { color: var(--muted); margin-bottom: 14px; }
.plan ul { padding-left: 18px; margin: 0 0 20px; color: var(--muted); flex: 1; }
@media (max-width: 860px) { .plans { grid-template-columns: 1fr; } }

.band { border-radius: 24px; padding: 40px; color: #fff; background: radial-gradient(ellipse 60% 80% at 100% 0%, rgba(0, 201, 253, .32), transparent 60%), var(--synara); display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items: center; }
.band p { color: rgba(230, 238, 251, .88); }
.band h2 { color: #fff; font-size: 2rem; }
@media (max-width: 760px) { .band { grid-template-columns: 1fr; padding: 28px; } }

footer.site { background: var(--board-deep); color: rgba(230, 238, 251, .75); padding: 48px 0 36px; margin-top: 0; }
footer.site a { color: rgba(255, 255, 255, .88); text-decoration: none; }
footer.site a:hover { color: var(--sun); }
.foot { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; }
.foot nav, .foot div { display: flex; flex-direction: column; gap: 6px; }
.foot strong { color: #fff; margin-bottom: 4px; }
.foot .motto { font-family: var(--display); font-style: italic; color: var(--sun); font-size: 1.1rem; }
.synara-tag { display: inline-block; margin-top: 10px; font-size: .8rem; color: #fff; background: var(--navy); border-radius: 99px; padding: 3px 12px; }
@media (max-width: 760px) { .foot { grid-template-columns: 1fr 1fr; } .foot > :first-child { grid-column: 1 / -1; } }

/* ---------- cards and generic ---------- */
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.page-head { padding-top: 34px; padding-bottom: 18px; }
.page-head p { color: var(--muted); max-width: 60ch; }
.pill { display: inline-block; font-size: .78rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; background: var(--tint); color: var(--board); }
.pill.free { background: var(--ok-soft); color: var(--ok); }
.pill.lock { background: #f1f1ee; color: var(--muted); }
.pill.sun { background: var(--warn-soft); color: #7a5300; }
.auth { max-width: 460px; margin: 40px auto; background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 32px; }
.auth .emb { width: 64px; display: block; margin: 0 auto 10px; }
.auth h1 { text-align: center; font-size: 1.9rem; }
.choice-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 16px; }
.choice { border: 2px solid var(--line); border-radius: 12px; padding: 10px; text-align: center; font-weight: 700; cursor: pointer; margin: 0; }
.choice:has(input:checked) { border-color: var(--board); background: var(--tint); }
.choice input { position: absolute; opacity: 0; }

/* ---------- school app ---------- */
.appbar { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 40; }
.appbar .wrap { display: flex; align-items: center; gap: 18px; min-height: 64px; }
.appbar nav { display: flex; gap: 6px; margin-left: 12px; }
.appbar nav a { padding: 8px 14px; border-radius: 99px; color: var(--ink); text-decoration: none; font-weight: 700; }
.appbar nav a.on, .appbar nav a:hover { background: var(--tint); color: var(--board); }
.who { margin-left: auto; position: relative; }
.who summary { list-style: none; display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 5px 12px 5px 5px; border: 2px solid var(--line); border-radius: 99px; font-weight: 700; }
.who summary::-webkit-details-marker { display: none; }
.who-menu { position: absolute; right: 0; top: calc(100% + 8px); background: #fff; border: 1px solid var(--line); border-radius: 16px; min-width: 250px; padding: 8px; box-shadow: 0 20px 40px -20px rgba(0, 0, 0, .3); z-index: 50; }
.who-menu form { margin: 0; }
.who-menu button, .who-menu a { display: flex; gap: 10px; align-items: center; width: 100%; padding: 9px 10px; border: 0; background: none; border-radius: 10px; font: 700 .95rem var(--body); color: var(--ink); text-decoration: none; cursor: pointer; text-align: left; }
.who-menu button:hover, .who-menu a:hover { background: var(--tint); }
.who-menu hr { border: 0; border-top: 1px solid var(--line); margin: 6px 0; }
.av { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-family: var(--display); font-weight: 800; background: var(--avc, var(--board)); flex-shrink: 0; }
.av.lg { width: 64px; height: 64px; font-size: 1.6rem; }
@media (max-width: 760px) { .appbar nav { display: none; } .who summary span.nm { display: none; } }

.greet { padding: 30px 0 10px; display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.greet h1 { margin: 0; }
.continue { display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: center; padding: 20px 22px; border-radius: 20px; background: var(--board); color: #fff; text-decoration: none; margin: 18px 0 26px; }
.continue:hover { text-decoration: none; background: var(--board-deep); }
.continue .play { width: 52px; height: 52px; border-radius: 50%; background: var(--sun); color: var(--ink); display: grid; place-items: center; font-size: 1.3rem; }
.continue small { color: rgba(230, 238, 251, .75); }
.subjects { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.subject { display: block; padding: 20px; background: #fff; border: 1px solid var(--line); border-radius: 18px; text-decoration: none; color: var(--ink); border-top: 6px solid var(--ac); }
.subject:hover { text-decoration: none; box-shadow: 0 10px 30px -18px rgba(0, 0, 0, .35); }
.bar { height: 8px; background: var(--tint); border-radius: 99px; overflow: hidden; margin: 12px 0 6px; }
.bar i { display: block; height: 100%; background: var(--ac, var(--board)); border-radius: 99px; }
.upgrade { display: flex; gap: 16px; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 18px 22px; border-radius: 18px; background: var(--warn-soft); border: 1px solid #f3dd9b; margin: 24px 0; }

.strand { margin-bottom: 26px; }
.strand h2 { font-size: 1.25rem; margin-bottom: 10px; }
.topics { display: grid; gap: 10px; }
.topic-row { display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 18px; text-decoration: none; color: var(--ink); }
.topic-row:hover { border-color: var(--board); text-decoration: none; }
.topic-row.empty { opacity: .55; }
.mods { display: flex; gap: 6px; flex-wrap: wrap; }
.dots { display: flex; gap: 4px; margin-top: 6px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.dots i.done { background: var(--ok); }

.tabs { display: flex; gap: 6px; margin: 20px 0; border-bottom: 2px solid var(--line); }
.tabs a { padding: 10px 18px; font-weight: 700; color: var(--muted); text-decoration: none; border-bottom: 3px solid transparent; margin-bottom: -2px; }
.tabs a.on { color: var(--board); border-bottom-color: var(--sun); }
.lessons { display: grid; gap: 12px; }
.lesson-card { display: grid; grid-template-columns: 56px 1fr auto; gap: 16px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px; color: var(--ink); text-decoration: none; }
.lesson-card:hover { border-color: var(--board); text-decoration: none; }
.lesson-card .ic { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; font-size: 1.4rem; background: var(--tint); color: var(--board); }
.lesson-card.locked .ic { background: #f1f1ee; color: var(--muted); }
.lesson-card.done .ic { background: var(--ok-soft); color: var(--ok); }

/* ---------- assessments ---------- */
.q { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 20px; margin-bottom: 14px; }
.q h3 { font-family: var(--body); font-size: 1.1rem; }
.opts { display: grid; gap: 8px; }
.opt { display: flex; gap: 12px; align-items: center; padding: 12px 14px; border: 2px solid var(--line); border-radius: 12px; font-weight: 400; cursor: pointer; margin: 0; }
.opt:has(input:checked) { border-color: var(--board); background: var(--tint); }
.opt.right { border-color: var(--ok); background: var(--ok-soft); }
.opt.wrong { border-color: var(--bad); background: var(--bad-soft); }
.timer { position: sticky; top: 76px; z-index: 5; display: inline-flex; gap: 8px; background: var(--ink); color: #fff; padding: 8px 16px; border-radius: 99px; font-weight: 700; font-variant-numeric: tabular-nums; }
.score-ring { --p: 0; width: 140px; height: 140px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 16px;
  background: conic-gradient(var(--board) calc(var(--p) * 1%), var(--tint) 0); }
.score-ring span { width: 112px; height: 112px; border-radius: 50%; background: #fff; display: grid; place-items: center; font-family: var(--display); font-size: 2rem; font-weight: 800; }

table.list { width: 100%; border-collapse: collapse; }
table.list th, table.list td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list th { font-size: .82rem; color: var(--muted); }
.table-wrap { overflow-x: auto; }

/* notes */
.notes { background: #fff; border-radius: 18px; border: 1px solid var(--line); padding: 26px 30px;
  background-image: repeating-linear-gradient(to bottom, transparent 0 33px, var(--rule) 33px 34px); line-height: 34px; }
.notes ul { margin: 0; padding-left: 20px; }

.error-page { text-align: center; padding: 80px 20px; }
.error-page img { width: 120px; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }

/* School packages */
.packages { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.package { background: #fff; border: 2px solid var(--line); border-radius: 22px; padding: 28px; }
.package:first-child { border-color: var(--board); }
.package h2 { font-size: 1.6rem; margin-bottom: 8px; }
.package ul { margin: 14px 0 0; padding-left: 18px; }
.package li { margin: 4px 0; }
.modules.two { grid-template-columns: 1fr 1fr; }
.upgrade.fee { background: #eaf1fc; border-color: #c3d2ec; }
@media (max-width: 860px) { .packages, .modules.two { grid-template-columns: 1fr; } }

/* devices */
.device-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.device-row:last-child { border-bottom: 0; }

/* saved lessons */
.saved-list { display: grid; gap: 10px; margin-bottom: 40px; }
.saved-row { display: flex; justify-content: space-between; align-items: center; gap: 14px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 18px; }
.saved-row.expired { opacity: .7; }
.saved-actions { display: flex; gap: 8px; }
.net-state { font-weight: 700; color: var(--board); }
@media (max-width: 600px) { .saved-row { flex-direction: column; align-items: stretch; } }

/* locked tests */
.exam { max-width: 760px; margin: 0 auto; }
.exam-rules { max-width: 560px; margin: 30px auto; }
.exam-rules ul { padding-left: 20px; margin: 14px 0 20px; }
.exam-rules li { margin: 6px 0; }
.exam-paper { user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; }
.exam-bar { display: flex; align-items: center; gap: 12px; margin: 10px 0 12px; }
.exam-bar b { flex: 1; font-family: var(--display); font-size: 1.2rem; }
.exam-bar .timer { position: static; }
.exam-count { color: var(--muted); font-size: .9rem; }
.exam-map { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.exam-map button { width: 36px; height: 36px; border-radius: 10px; border: 2px solid var(--line); background: #fff; font: 700 .9rem var(--body); cursor: pointer; color: var(--ink); }
.exam-map button.done { background: var(--tint); border-color: var(--board); }
.exam-map button.now { outline: 3px solid var(--sun); outline-offset: 1px; }
.exam-q { min-height: 300px; }
.exam-q .kicker { color: var(--sun-deep); font-weight: 700; font-size: .85rem; margin: 0 0 4px; }
.exam-q h3 { font-size: 1.25rem; margin-bottom: 14px; }
.exam-nav { display: flex; gap: 10px; justify-content: space-between; margin: 6px 0 40px; }
.exam-warn { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; background: rgba(0, 14, 40, .7); }
.exam-warn[hidden] { display: none; }
.exam-warn .card { max-width: 440px; }
body.exam-on .appbar, body.exam-on footer { display: none; }
@media print { body.exam-on * { visibility: hidden !important; } }

/* results and guided revision */
.integrity { display: inline-block; margin: 6px 0 0; padding: 6px 12px; border-radius: 99px; background: var(--bad-soft); color: var(--bad); font-weight: 700; font-size: .9rem; }
.integrity.soft { background: var(--warn-soft); color: #7a5300; }
.fixit { border-left: 6px solid var(--sun); }
.fixit-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.fixit .later { display: flex; gap: 8px; align-items: center; margin: 0; }
.fixit .later select { width: auto; padding: 10px 12px; }
.revise { max-width: 720px; margin: 0 auto 40px; }
.rv-progress { height: 8px; background: var(--tint); border-radius: 99px; overflow: hidden; margin: 6px 0 14px; }
.rv-progress i { display: block; height: 100%; width: 0; background: var(--sun); transition: width .4s; }
.rv-card .kicker { color: var(--sun-deep); font-weight: 700; font-size: .85rem; margin: 0 0 4px; }
.rv-card h3 { font-size: 1.25rem; }
.rv-card .opt { width: 100%; text-align: left; background: #fff; font: inherit; color: var(--ink); }
.rv-card .opt.was { border-style: dashed; }
.rv-fb { margin-top: 14px; }
.rv-fb b { display: block; font-family: var(--display); font-size: 1.1rem; margin-bottom: 4px; }
.rv-fb .btn { margin-top: 8px; }
.rv-lessons { padding-left: 18px; }

/* learner home: revision and quick actions */
.todo-card { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 18px 20px; margin: 18px 0; border-left: 6px solid var(--sun); }
.todo-card h2 { font-size: 1.2rem; margin-bottom: 8px; }
.todo-row { display: flex; align-items: center; gap: 14px; padding: 10px 0; border-top: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.todo-row:first-of-type { border-top: 0; }
.todo-row > span:nth-child(2) { flex: 1; }
.todo-row small { color: var(--muted); }
.todo-row.due small { color: #7a5300; font-weight: 700; }
.todo-ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--warn-soft); font-size: 1.2rem; }
.quick { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 10px; margin: 16px 0 6px; }
.quick-item { display: flex; gap: 12px; align-items: center; padding: 14px 16px; background: #fff; border: 1px solid var(--line); border-radius: 16px;
  color: var(--ink); text-decoration: none; font: inherit; text-align: left; cursor: pointer; }
.quick-item[hidden] { display: none; }
.quick-item > span:first-child { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; background: var(--tint); color: var(--board); font-size: 1.2rem; flex: none; }
.quick-item b { display: block; }
.quick-item small { color: var(--muted); }
.quick-item.on { border-color: var(--board); box-shadow: inset 0 0 0 1px var(--board); }
.quick-item.on > span:first-child { background: var(--board); color: #fff; }
.quick-item:hover { border-color: var(--board); text-decoration: none; }

/* invite */
.copy-row { display: flex; gap: 8px; }
.copy-row input { flex: 1; }
.stats-mini { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; }
.stats-mini div { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px; }
.stats-mini b { display: block; font-family: var(--display); font-size: 1.8rem; }
.stats-mini span { color: var(--muted); font-size: .9rem; }