/*
 * IELTS by skill: the roadmap index (/study/ielts) and the lesson and exercise pages that belong to it.
 * Square like the rest of Study: progress marks are checkboxes, empty, next (yellow) or done (green tick).
 * Be Vietnam Pro carries every Vietnamese diacritic. Text colours meet WCAG AA on their backgrounds
 * (body text 7:1 or more, small labels 4.5:1 or more); bars and dots meet 3:1 against their track.
 */
body[data-study-mode="ielts"] {
  --ir-font: "Be Vietnam Pro", "Segoe UI", Arial, sans-serif;
  --ir-ink: #15130f;
  --ir-ink-2: #24211b;
  --ir-paper: #f1ece1;
  --ir-card: #fffdf8;
  --ir-line: #c9bfac;
  --ir-text: #2b2720;
  --ir-muted: #4f483d;
  --ir-on-ink: #f1ece1;
  --ir-on-ink-muted: #d9d1c1;
  --ir-pen: #3524d6;
  --ir-hi: #eef04a;
  --ir-done: #11643f;
  --ir-done-soft: #e3f1e8;
  --ir-exercise: #9a3412;
  --ir-track: #ddd4c3;
}
body[data-study-mode="ielts"] :is(.ielts-home, .ielts-step-page) { font-family: var(--ir-font); }
body[data-study-mode="ielts"] .ielts-home :is(h1, h2, h3, h4),
body[data-study-step="lesson"] .ielts-step-page :is(.lesson h1, .lesson-body h2),
body[data-study-mode="ielts"] .ielts-step-page :is(.step-finish h2, .outline-class) {
  font-family: var(--ir-font);
  font-weight: 700;
  letter-spacing: normal;
  text-transform: none;
}

/* ---------- Progress bars ---------- */
.progress { display: block; height: 8px; overflow: hidden; background: var(--ir-track); }
.progress-large { height: 14px; }
.progress-on-ink { background: #4a4438; }
.progress-fill { display: block; width: 0; height: 100%; background: var(--ir-pen); transition: width .5s ease; }
.progress-on-ink .progress-fill { background: var(--ir-hi); }
[data-complete="true"] > .progress-fill, .progress-fill[data-complete="true"] { background: var(--ir-done); }

/* ---------- Hero: what this is, and how far you are ---------- */
.ielts-hero { background: var(--ir-ink); color: var(--ir-on-ink); border-bottom: 2px solid var(--ir-ink); }
.ielts-hero-inner { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .9fr); gap: 28px 56px; align-items: center; padding-block: clamp(36px, 6vw, 72px); }
.ielts-kicker { margin: 0 0 14px; color: var(--ir-hi); font: 600 15px/1.5 var(--ir-font); }
.ielts-hero h1 { margin: 0; color: var(--ir-on-ink); font-size: clamp(34px, 4.6vw, 60px); line-height: 1.18; }
.ielts-tools { padding-block: clamp(28px, 4vw, 48px) 0; }
.ielts-tools h2 { margin: 0 0 16px; color: var(--ir-ink); font: 700 clamp(22px, 2.4vw, 30px)/1.3 var(--ir-font); }
.tool-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.tool-grid a { display: grid; gap: 6px; height: 100%; box-sizing: border-box; padding: 16px 18px; border: 2px solid var(--ir-ink); background: var(--ir-card); color: var(--ir-text); text-decoration: none; font: 400 15px/1.5 var(--ir-font); }
.tool-grid a:hover, .tool-grid a:focus-visible { background: var(--ir-hi); }
.tool-name { color: var(--ir-ink); font: 700 18px/1.3 var(--ir-font); }
.tool-meta { margin-top: auto; color: var(--ir-done); font-weight: 600; font-size: 14px; }
@media (max-width: 900px) { .tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .tool-grid { grid-template-columns: minmax(0, 1fr); } }
.wc-hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin: 24px 0 0; color: var(--ir-on-ink-muted); font: 400 15px/1.5 var(--ir-font); }
.ielts-lede { max-width: 34em; margin: 18px 0 0; color: var(--ir-on-ink-muted); font: 400 clamp(17px, 1.5vw, 19px)/1.65 var(--ir-font); }
.overall { display: grid; gap: 14px; padding: 24px; border: 1px solid #4a4438; background: var(--ir-ink-2); }
.overall-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.overall h2 { margin: 0; color: var(--ir-on-ink); font-size: 18px; line-height: 1.4; }
.overall-percent { margin: 0; color: var(--ir-hi); font: 700 40px/1 var(--ir-font); font-variant-numeric: tabular-nums; }
.overall-count { margin: 0; color: var(--ir-on-ink-muted); font: 500 15px/1.5 var(--ir-font); }
.overall-next { justify-self: stretch; justify-content: center; min-height: 50px; padding: 12px 18px; font: 600 16px/1.35 var(--ir-font); text-align: center; white-space: normal; }
.overall-note { margin: 0; color: var(--ir-on-ink-muted); font: 400 14px/1.55 var(--ir-font); }
.overall-note a { color: var(--ir-hi); }

/* ---------- Skills ---------- */
.skills { padding: clamp(40px, 6vw, 72px) 0 clamp(64px, 8vw, 104px); background: var(--ir-paper); color: var(--ir-text); }
.skills-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 10px 32px; margin-bottom: 24px; }
.skills-head h2 { margin: 0; color: var(--ir-ink); font-size: clamp(28px, 3vw, 40px); line-height: 1.2; }
.skills-head p { max-width: 36em; margin: 0; color: var(--ir-muted); font: 400 17px/1.6 var(--ir-font); }
.skill-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }
.skill-card a { display: grid; grid-template-rows: auto 1fr; height: 100%; overflow: hidden; border: 2px solid var(--ir-line);
  background: var(--ir-card); color: var(--ir-text); text-decoration: none; transition: border-color .15s, box-shadow .15s, transform .15s; }
.skill-card a:hover { border-color: var(--ir-ink); }
.skill-card a:focus-visible { outline: 3px solid var(--ir-pen); outline-offset: 3px; }
.skill-card a[aria-current="true"] { border-color: var(--ir-ink); box-shadow: 6px 6px 0 var(--ir-ink); transform: translate(-2px, -2px); }
.skill-card img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border-bottom: 2px solid var(--ir-line); }
.skill-copy { display: grid; gap: 8px; align-content: start; padding: 16px 18px 18px; }
.skill-name { color: var(--ir-ink); font: 700 21px/1.3 var(--ir-font); }
.skill-text { color: var(--ir-muted); font: 400 15px/1.55 var(--ir-font); }
.skill-meta { display: flex; justify-content: space-between; gap: 10px; margin-top: 4px; color: var(--ir-text); font: 600 14px/1.4 var(--ir-font); }
.skill-percent { color: var(--ir-pen); }
.skill-card-mock a { border-style: dashed; }

/* Once a skill is open, the cards fold into a bar of tabs that stays in reach while you scroll its roadmap. */
.skills.is-focused .skill-grid { position: sticky; top: var(--ielts-header, 64px); z-index: 5; display: flex; gap: 8px; margin: 0 calc(-1 * var(--gutter)); padding: 10px var(--gutter);
  overflow-x: auto; background: var(--ir-paper); border-bottom: 1px solid var(--ir-line); scrollbar-width: thin; }
.skills.is-focused .skill-card { flex: 0 0 auto; }
.skills.is-focused .skill-card a { grid-template-rows: auto; min-width: 150px; box-shadow: none; transform: none; }
.skills.is-focused .skill-card a[aria-current="true"] { background: var(--ir-ink); border-color: var(--ir-ink); }
.skills.is-focused .skill-card a[aria-current="true"] :is(.skill-name, .skill-meta, .skill-percent) { color: var(--ir-on-ink); }
.skills.is-focused .skill-card :is(img, .skill-text) { display: none; }
.skills.is-focused .skill-copy { gap: 6px; padding: 10px 14px 12px; }
.skills.is-focused .skill-name { font-size: 16px; }
.skills.is-focused .skill-meta { margin: 0; font-size: 13px; }
.skills.is-focused .skill-meta > span:first-child { display: none; }
.skills.is-focused .skill-card a[aria-current="true"] .progress { background: #4a4438; }
.skills.is-focused .skill-card a[aria-current="true"] .progress-fill { background: var(--ir-hi); }
.skills.is-focused .skills-head { display: none; }

/* ---------- One-screen index: a top line, then picture tiles for skills and tools ---------- */
.ielts-one { --tile-gap: 10px; }
.ielts-top { border-bottom: 1px solid var(--ir-line); }
.ielts-top-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px; padding-block: 14px; }
.ielts-top h1 { margin: 0 8px 0 0; color: var(--ir-ink); font-size: clamp(22px, 2.2vw, 28px); line-height: 1.2; }
.ielts-top .overall { display: flex; flex: 1 1 220px; align-items: center; gap: 12px; padding: 0; border: 0; background: none; }
.ielts-top .overall h2 { flex: none; margin: 0; color: var(--ir-muted); font: 600 14px/1.3 var(--ir-font); }
.ielts-top .overall .progress { flex: 1 1 auto; height: 8px; }
.ielts-top .overall-percent { flex: none; margin: 0; color: var(--ir-ink); font: 700 15px/1 var(--ir-font); }
.ielts-top .overall-next { min-height: 42px; padding: 9px 16px; font-size: 15px; }
.ielts-top .pro-cta { margin: 0; }
.ielts-top .pro-cta p { display: none; }
.ielts-top .pro-cta .btn { min-height: 42px; padding: 9px 16px; font-size: 15px; }
.ielts-one .row-title { margin: 0 0 8px; color: var(--ir-ink); font: 700 17px/1.3 var(--ir-font); }
.ielts-one .skills { padding: 16px 0 4px; background: none; }
.ielts-one .ielts-tools { padding: 12px 0 20px; }
.ielts-one :is(.skill-grid, .tool-grid) { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: var(--tile-gap); margin: 0; padding: 0; list-style: none; }
.ielts-one :is(.skill-card a, .tool-grid a) { display: flex; flex-direction: column; height: 100%; overflow: hidden; border: 1.5px solid var(--ir-ink);
  background: #fff; color: var(--ir-ink); text-decoration: none; transition: transform .15s, box-shadow .15s; }
.ielts-one :is(.skill-card a, .tool-grid a):hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--ir-ink); background: #fff; }
.ielts-one :is(.skill-card a, .tool-grid a):focus-visible { outline: 3px solid var(--ir-ink); outline-offset: 2px; }
/* Pictures size to the screen height, so both rows fit above the fold on a laptop. */
.ielts-one :is(.skill-art, .tool-grid img) { display: block; width: 100%; height: clamp(72px, calc((100vh - 420px) / 2), 170px); object-fit: contain;
  padding: 6px 8px 0; box-sizing: border-box; background: #fff; border: 0; }
.ielts-one .skill-copy { display: grid; gap: 2px; padding: 6px 10px 10px; }
.ielts-one .skill-name, .ielts-one .tool-name { display: block; color: var(--ir-ink); font: 700 15px/1.3 var(--ir-font); }
.ielts-one .tool-grid a { display: flex; gap: 0; padding: 0; border-width: 1.5px; }
.ielts-one .tool-grid a:hover, .ielts-one .tool-grid a:focus-visible { background: #fff; }
.ielts-one .tool-name { padding: 6px 10px 0; font-size: 15px; }
.ielts-one .skills:not(.is-focused) .skill-text { display: none; }
.ielts-one .skill-meta { display: flex; justify-content: space-between; gap: 6px; margin: 0; color: var(--ir-muted); font: 600 12.5px/1.4 var(--ir-font); }
.ielts-one .skill-copy .progress { height: 5px; margin-top: 4px; }
.ielts-one .tool-meta { display: block; margin-top: auto; padding: 2px 10px 10px; color: var(--ir-muted); font: 600 12.5px/1.4 var(--ir-font); }
.ielts-one .skills.is-focused .row-title { display: none; }
.ielts-one .skills.is-focused .skill-art { display: none; }
.ielts-one .skills.is-focused .skill-grid { display: flex; }
.ielts-legal { padding-block: 8px 24px; }
.ielts-legal .mode-aside { margin: 0 0 6px; font-size: 13px !important; }
.ielts-legal .disclaimer { margin: 0; font-size: 12px !important; }
@media (max-width: 1100px) {
  /* Narrower screens: each row scrolls sideways, so the page itself stays short. */
  .ielts-one :is(.skills:not(.is-focused) .skill-grid, .tool-grid) { display: flex; overflow-x: auto; scroll-snap-type: x mandatory;
    margin-inline: calc(-1 * var(--gutter)); padding: 2px var(--gutter) 8px; scrollbar-width: thin; }
  .ielts-one :is(.skills:not(.is-focused) .skill-card, .tool-grid li) { flex: 0 0 clamp(132px, 30vw, 180px); scroll-snap-align: start; }
  .ielts-one :is(.skill-art, .tool-grid img) { height: clamp(80px, 22vw, 130px); }
}
@media (max-width: 640px) {
  .ielts-top-inner { gap: 10px 12px; padding-block: 12px; }
  .ielts-top .overall { flex-basis: 100%; order: 2; }
  .ielts-top .overall-next, .ielts-top .pro-cta { order: 3; flex: 1 1 auto; }
  .ielts-top .pro-cta .btn, .ielts-top .overall-next { width: 100%; justify-content: center; }
}

/* ---------- A skill's roadmap ---------- */
.roadmaps { display: grid; gap: 28px; margin-top: 32px; }
.skills.is-ready:not(.is-focused) .roadmaps { display: none; }
.skills.is-focused .roadmap:not(.is-open) { display: none; }
.roadmap { padding: clamp(20px, 3vw, 36px); border: 2px solid var(--ir-ink); background: var(--ir-card); scroll-margin-top: calc(var(--ielts-header, 64px) + 96px); }
.roadmap:focus { outline: none; }
.roadmap-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 360px); gap: 20px 40px; align-items: end; padding-bottom: 24px; border-bottom: 2px solid var(--ir-line); }
.roadmap-head .kicker { margin: 0 0 6px; color: var(--ir-pen); font: 700 14px/1.4 var(--ir-font); letter-spacing: 0; text-transform: none; }
.roadmap-head .kicker::before { display: none; }
.roadmap-head h2 { margin: 0; color: var(--ir-ink); font-size: clamp(30px, 3.2vw, 44px); line-height: 1.15; }
.roadmap-head p { margin: 8px 0 0; color: var(--ir-muted); font: 400 17px/1.6 var(--ir-font); }
.roadmap-progress { display: grid; gap: 10px; }
.roadmap-count { margin: 0; color: var(--ir-text); font: 600 15px/1.4 var(--ir-font); }
.roadmap-next { justify-content: center; min-height: 48px; padding: 12px 16px; font: 600 15px/1.35 var(--ir-font); text-align: center; white-space: normal; }

.rm-stage { margin-top: 32px; scroll-margin-top: calc(var(--ielts-header, 64px) + 96px); }
.rm-stage-head { display: grid; gap: 6px; margin-bottom: 16px; }
.roadmap .rm-stage-head .rm-stage-n { width: max-content; margin: 0; padding: 4px 12px; background: var(--ir-ink); color: var(--ir-on-ink); font: 600 13px/1.5 var(--ir-font); }
.rm-stage-head h3 { margin: 4px 0 0; color: var(--ir-ink); font-size: clamp(21px, 2vw, 26px); line-height: 1.3; }
.rm-stage-head p { margin: 0; color: var(--ir-muted); font: 400 16px/1.6 var(--ir-font); }
.rm-pairs { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.rm-pair { position: relative; display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 12px; }
.rm-pair:not(:last-child)::before { content: ""; position: absolute; left: 25px; top: 44px; bottom: -14px; width: 2px; background: var(--ir-line); }
.rm-pair-n { display: grid; place-items: center; width: 52px; height: 44px; background: var(--ir-paper); color: var(--ir-muted); font: 700 18px/1 var(--ir-font); font-variant-numeric: tabular-nums; }
.rm-pair-steps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0; padding: 0; list-style: none; }
.rm-step a { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 4px 12px; height: 100%; padding: 14px 16px; border: 2px solid var(--ir-line);
  background: #fff; color: var(--ir-text); text-decoration: none; transition: border-color .15s, background-color .15s; }
.rm-step a:hover { border-color: var(--ir-ink); }
.rm-step a:focus-visible { outline: 3px solid var(--ir-pen); outline-offset: 2px; }
.rm-dot { width: 22px; height: 22px; margin-top: 2px; border: 2px solid #6b6355; background: #fff; }
.rm-step-text { display: grid; gap: 4px; min-width: 0; }
.rm-step-type { color: var(--ir-pen); font: 700 13px/1.4 var(--ir-font); }
.rm-step[data-kind="exercise"] .rm-step-type { color: var(--ir-exercise); }
.rm-step-title { color: var(--ir-ink); font: 600 16px/1.45 var(--ir-font); }
.rm-step-meta { display: flex; flex-wrap: wrap; gap: 4px 12px; color: var(--ir-muted); font: 400 14px/1.5 var(--ir-font); }
.rm-step-side { grid-column: 2; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 4px; }
.rm-step-side .badge { font: 600 12px/1.2 var(--ir-font); letter-spacing: 0; text-transform: none; }
.rm-state { font: 600 14px/1.4 var(--ir-font); }
.rm-state:empty { display: none; }
.rm-step[data-state="done"] a { border-color: #8fbfa3; background: var(--ir-done-soft); }
.rm-step[data-state="done"] .rm-dot { border-color: var(--ir-done); background: var(--ir-done) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12.5 4 4 8-9'/%3E%3C/svg%3E") center / 14px no-repeat; }
.rm-step[data-state="done"] .rm-state { color: var(--ir-done); }
.rm-step[data-state="next"] a { border-color: var(--ir-ink); background: #fefce0; box-shadow: 4px 4px 0 var(--ir-ink); }
.rm-step[data-state="next"] .rm-dot { border-color: var(--ir-ink); background: var(--ir-hi); box-shadow: 0 0 0 3px #fff, 0 0 0 5px var(--ir-ink); }
.rm-step[data-state="next"] .rm-state { color: var(--ir-ink); }
.rm-step[data-access="locked"] .rm-dot { border-style: dashed; }

/* Listening tips, shown inside the Listening roadmap */
.ielts-listening-tips { margin-top: 24px; border: 2px solid var(--ir-line); background: #fff; }
.ielts-listening-tips summary { padding: 14px 18px; color: var(--ir-ink); font: 700 17px/1.4 var(--ir-font); cursor: pointer; }
.listening-tip-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px 24px; margin: 0; padding: 4px 18px 18px 38px; }
.listening-tip-list h4 { margin: 0; color: var(--ir-ink); font: 700 15px/1.4 var(--ir-font); }
.listening-tip-list p { margin: 2px 0 0; color: var(--ir-muted); font: 400 15px/1.5 var(--ir-font); }
body[data-study-mode="ielts"] .ielts-home .mode-aside { margin-top: 32px; color: var(--ir-text); font: 400 16px/1.6 var(--ir-font); }
body[data-study-mode="ielts"] .ielts-home .mode-aside a { color: var(--ir-pen); font-weight: 600; }
body[data-study-mode="ielts"] .ielts-home .disclaimer { color: var(--ir-muted); font: 400 14px/1.6 var(--ir-font); }

/* ---------- Lesson and exercise pages ---------- */
.ielts-step-page .crumbs { flex-wrap: wrap; font: 500 14px/1.5 var(--ir-font); letter-spacing: 0; text-transform: none; }
.ielts-step-page .crumbs a { color: var(--ir-pen); }
.ielts-step-page .lesson-kicker { flex-wrap: wrap; align-items: center; color: var(--ir-muted); font: 500 14px/1.5 var(--ir-font); letter-spacing: 0; text-transform: none; }
.step-pill { padding: 3px 10px; background: var(--ir-pen); color: #fff; font: 700 13px/1.5 var(--ir-font); }
body[data-study-step="exercise"] .step-pill { background: var(--ir-exercise); }
body[data-study-step="lesson"] .lesson h1 { color: var(--ir-ink); font-size: clamp(30px, 3.4vw, 44px); line-height: 1.2; }
body[data-study-step="lesson"] .lesson-summary { color: var(--ir-muted); font: 400 19px/1.6 var(--ir-font); }
body[data-study-step="lesson"] .lesson-body { color: var(--ir-text); font: 400 18px/1.75 var(--ir-font); }
body[data-study-step="lesson"] .lesson-body h2 { font-size: clamp(23px, 2.2vw, 28px); line-height: 1.3; }
.step-before { margin: 6px 0 18px; padding: 12px 16px; border-left: 4px solid var(--ir-pen); background: var(--ir-card); color: var(--ir-text); font: 500 16px/1.55 var(--ir-font); }
.step-before a { color: var(--ir-pen); font-weight: 600; }
.step-finish { display: grid; gap: 12px; margin: 32px 0 8px; padding: 22px 24px; border: 2px solid var(--ir-ink); background: var(--ir-card); }
.step-finish h2 { margin: 0; font-size: 24px; line-height: 1.3; }
.step-finish p { margin: 0; color: var(--ir-muted); font: 400 16px/1.55 var(--ir-font); }
.step-finish-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.step-finish .btn { white-space: normal; text-align: left; font: 600 16px/1.35 var(--ir-font); }
.step-finish .text-link { padding: 0; border: 0; background: none; color: var(--ir-pen); font: 600 15px/1.4 var(--ir-font); text-decoration: underline; cursor: pointer; }
.step-saved { color: var(--ir-done) !important; font-weight: 600 !important; }
.step-saved:empty { display: none; }
.step-finish-exercise { margin-top: 20px; }

/* The set outline: lesson and exercise pairs with their progress (scoped over hub.css's single-list outline) */
.step-outline .step-outline-list { display: grid; gap: 0; }
.step-outline .step-outline-list > li { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 4px 8px; align-items: start; padding: 12px 0; }
.step-outline .step-outline-list > li > .outline-n { padding-top: 2px; color: var(--ir-pen); font: 700 14px/1.6 var(--ir-font); }
.step-outline .step-outline-list > li > .badge { grid-column: 2; width: max-content; font: 600 11px/1.2 var(--ir-font); letter-spacing: 0; text-transform: none; }
.step-outline .step-outline-list ol { grid-column: 2; display: grid; gap: 4px; margin: 0; padding: 0; border-top: 0; list-style: none; }
.step-outline .step-outline-list ol li { border-bottom: 0; }
.step-outline .outline-step a { position: relative; display: grid; grid-template-columns: minmax(0, 1fr); gap: 1px; padding: 8px 10px 8px 32px;
  color: var(--ir-text); font: 400 14px/1.45 var(--ir-font); text-decoration: none; }
.step-outline .outline-step a::before { content: ""; position: absolute; left: 9px; top: 11px; width: 13px; height: 13px; border: 2px solid #6b6355; background: #fff; }
.step-outline .outline-step a:hover { background: var(--ir-card); }
.step-outline .outline-type { color: var(--ir-muted); font: 600 12px/1.4 var(--ir-font); }
.step-outline .outline-step.current a { background: var(--ir-ink); color: var(--ir-on-ink); }
.step-outline .outline-step.current .outline-type { color: var(--ir-hi); }
.step-outline .outline-step.current a::before { border-color: var(--ir-hi); background: transparent; }
.step-outline .outline-step[data-state="done"] a::before { border-color: var(--ir-done); background: var(--ir-done); box-shadow: inset 0 0 0 2px #fff; }
.step-outline .outline-step.current[data-state="done"] a::before { border-color: var(--ir-hi); background: var(--ir-hi); box-shadow: inset 0 0 0 2px var(--ir-ink); }
.ielts-step-page .outline-class { font-size: 20px; line-height: 1.35; }
.ielts-step-page .outline-note { font: 400 14px/1.5 var(--ir-font); color: var(--ir-muted); }

/* ---------- Phones and narrow windows ---------- */
@media (max-width: 1100px) {
  .skill-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .rm-pair-steps { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 860px) {
  .ielts-hero-inner { grid-template-columns: minmax(0, 1fr); }
  .skill-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .roadmap-head { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
  .skill-card .skill-text { display: none; }
  .skill-copy { padding: 12px 14px 14px; }
  .skill-name { font-size: 18px; }
  .skill-meta { flex-direction: column; gap: 2px; }
  .roadmap { padding: 18px 14px; }
  .rm-pair { grid-template-columns: 40px minmax(0, 1fr); gap: 8px; }
  .rm-pair-n { width: 40px; height: 36px; font-size: 15px; }
  .rm-pair:not(:last-child)::before { left: 19px; top: 36px; }
  .rm-step a { padding: 12px; }
  .overall-percent { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  .progress-fill, .skill-card a { transition: none; }
}