/* English course — "broadsheet" design, ported from the Claude Design prototype.
   Serif everywhere (Source Serif 4), hairline rules instead of cards, two inks
   (navy + red), near-zero radius, no shadows, no transitions. A dark theme is
   derived from the same tokens (html[data-theme="dark"]). */

@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 400; font-display: swap; src: url("fonts/SourceSerif4-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; }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 600; font-display: swap; src: url("fonts/SourceSerif4-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; }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 400; font-display: swap; src: url("fonts/SourceSerif4-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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 600; font-display: swap; src: url("fonts/SourceSerif4-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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Source Serif 4"; font-style: italic; font-weight: 400; font-display: swap; src: url("fonts/SourceSerif4-italic-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; }
@font-face { font-family: "Source Serif 4"; font-style: italic; font-weight: 400; font-display: swap; src: url("fonts/SourceSerif4-italic-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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

/* ---------- tokens ---------- */
:root {
  --font: "Source Serif 4", "Iowan Old Style", "Palatino", Georgia, "Times New Roman", serif;
  --bg: #f3f2f2;
  --surface: #eae9e9;
  --text: #201e1d;
  --paper: #f3f2f2;                 /* reversed-out text on an ink fill */
  --divider: rgba(32, 30, 29, 0.16);
  --n100: #f8f4f4; --n200: #eae7e7; --n300: #d7d3d3; --n400: #bab6b6; --n500: #9b9797;
  --n600: #7d7979; --n700: #605d5d; --n800: #444141; --n900: #2d2b2b;
  --ink-b: #17427a; --ink-b-deep: #123a6d; --ink-b-tint: #c3d4ea; --ink-b-press: #0c2b52;
  --ink-r: #c8102e; --ink-r-deep: #a00d24;
  --hover-b: #e9f8ff; --hover-r: #fff1f4;
  /* printer's grey wedge, darkest first */
  --w0: #201e1d; --w1: #3a3837; --w2: #565352; --w3: #737070; --w4: #918e8d; --w5: #aeabaa;
  --radius: 2px;
  --overlay: rgba(32, 30, 29, 0.55);
}
html[data-theme="dark"] {
  --bg: #1b1a19;
  --surface: #262423;
  --text: #ece9e4;
  --paper: #1b1a19;
  --divider: rgba(236, 233, 228, 0.18);
  --n100: #242221; --n200: #2e2c2b; --n300: #3c3a38; --n400: #57544f; --n500: #78746f;
  --n600: #98938d; --n700: #b3ada6; --n800: #cdc7bf; --n900: #e1dcd5;
  --ink-b: #7ea6e0; --ink-b-deep: #9dbdec; --ink-b-tint: #2b3f5f; --ink-b-press: #c2d6f5;
  --ink-r: #ef5c72; --ink-r-deep: #f4808f;
  --hover-b: #1f2a3a; --hover-r: #3a2128;
  --w0: #ece9e4; --w1: #d2cec8; --w2: #b5b0a9; --w3: #98938c; --w4: #7b7670; --w5: #5f5b56;
  --overlay: rgba(0, 0, 0, 0.6);
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html { background: var(--bg); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); font-size: 15px; line-height: 1.55;
  color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}
h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.12; letter-spacing: -0.01em; }
p { margin: 0 0 10px; }
a { color: var(--ink-b-deep); }
button { font-family: var(--font); }
strong { font-weight: 600; }
input:focus-visible, button:focus-visible, a:focus-visible, [role="button"]:focus-visible { outline: 2px solid var(--ink-b); outline-offset: 2px; }
.muted { color: var(--n600); }
.meta { font-size: 13px; color: var(--n600); }
.lead { font-size: 16px; line-height: 1.55; color: var(--n800); }
.lead.italic { font-style: italic; color: var(--n700); }
.warn { font-size: 13.5px; font-style: italic; color: var(--ink-r-deep); margin-top: 14px; }
.kicker { font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-b-deep); }
.kicker.muted { color: var(--n600); }
.textlink {
  font: inherit; font-weight: 600; color: var(--ink-b-deep); text-decoration: none; cursor: pointer;
  display: inline-block; padding: 6px 0; background: none; border: 0;
}
.textlink.red { color: var(--ink-r-deep); }
.textlink.small { font-size: 13.5px; }
.textlink.quiet { color: var(--n600); font-weight: 400; }
.textlink:disabled { opacity: 0.4; cursor: default; }
.hint { font-size: 11.5px; font-style: italic; color: var(--n500); }
.ico { display: inline-flex; vertical-align: middle; line-height: 0; }
.ico svg { width: 1.2em; height: 1.2em; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.mark { color: var(--n700); display: inline-flex; }
.mark svg { display: block; }

/* ---------- layout ---------- */
.app { max-width: 720px; margin: 0 auto; min-height: 100vh; }
.content { padding: calc(env(safe-area-inset-top, 0px) + 22px) 22px calc(env(safe-area-inset-bottom, 0px) + 100px); outline: none; }
body[data-view="lesson"] .content, body[data-view="exercises"] .content, body[data-view="progress"] .content {
  padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 46px);
}
section { margin-top: 32px; }

/* ---------- bottom tab bar ---------- */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  max-width: 720px; margin: 0 auto;
  display: flex; border-top: 1px solid var(--divider); background: var(--bg);
  padding: 10px 8px calc(env(safe-area-inset-bottom, 0px) + 10px);
}
.tabbar .tab { flex: 1; text-align: center; text-decoration: none; color: var(--n600); position: relative; }
.tabbar .tab svg { width: 22px; height: 22px; display: block; margin: 0 auto; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.tabbar .tab span { display: block; font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; margin-top: 3px; }
.tabbar .tab.active { color: var(--ink-b-deep); }
.tabbar .tab.active span { font-weight: 600; }
.tab-badge {
  position: absolute; top: -2px; left: calc(50% + 10px); min-width: 16px; height: 16px; border-radius: 999px;
  background: var(--ink-r); color: var(--paper) !important; font-size: 10px !important; font-weight: 600;
  display: flex; align-items: center; justify-content: center; padding: 0 4px;
  letter-spacing: 0 !important; text-transform: none !important; margin: 0 !important; line-height: 1;
}
.tabbar .tab .tab-badge[hidden] { display: none; }
body[data-view="lesson"] .tabbar, body[data-view="exercises"] .tabbar, body[data-view="progress"] .tabbar { display: none; }

/* ---------- screen chrome ---------- */
.screen-head { display: flex; justify-content: space-between; align-items: flex-start; }
.screen-title { font-size: 29px; line-height: 1.05; }
.screen-sub { font-size: 12.5px; font-style: italic; color: var(--n600); margin-top: 4px; }
.screen-top { display: flex; justify-content: space-between; align-items: center; padding: 0 0 18px; }
.backlink { display: inline-flex; align-items: center; gap: 2px; font-size: 14.5px; font-weight: 600; color: var(--ink-b-deep); text-decoration: none; }
.backlink .ico svg { width: 1em; height: 1em; }
.screen-tools { display: flex; align-items: center; gap: 12px; color: var(--n700); }

/* pomodoro: moved into .pomo-slot by app.js on lesson / exercise screens */
#pomo-home { display: none; }
.pomo-slot { display: inline-flex; align-items: center; gap: 6px; }
.pomo-slot .ico { color: var(--n700); font-size: 14px; }
.pomodoro { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; color: var(--n700); font-variant-numeric: tabular-nums; }
.pomodoro[hidden] { display: none; }
.pomo-label { display: none; }
.pomodoro[data-state="focus"] .pomo-time { color: var(--ink-r-deep); font-weight: 600; }
.pomodoro[data-state="break"] .pomo-time { color: var(--ink-b-deep); font-weight: 600; }
.pomo-btn { background: none; border: 0; color: var(--n600); font: inherit; font-size: 11px; cursor: pointer; padding: 4px 3px; }

/* ---------- masthead (Hoy) ---------- */
.rule-double { border-top: 3px solid var(--text); height: 5px; border-bottom: 1px solid var(--text); }
.dateband {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--n700);
  padding: 8px 0; border-bottom: 1px solid var(--text);
}
.dateband .streak { color: var(--ink-r-deep); white-space: nowrap; }
.masthead-title { font-size: 33px; line-height: 1.05; margin-top: 22px; }
.continue .kicker { margin-bottom: 8px; }
.continue-title { font-size: 24px; }
.continue .meta { margin-top: 6px; }
.continue .textlink { margin-top: 12px; }
.today-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 9px 0; font-size: 15.5px; }
.today-row .textlink { padding: 0; }

/* dotted-leader level index (Hoy, Progreso) */
.index { margin-top: 8px; }
.index-row { display: flex; align-items: baseline; gap: 8px; padding: 7px 0; text-decoration: none; color: var(--n600); cursor: pointer; }
.index-row .idx-code { font-weight: 600; font-size: 15px; width: 26px; flex: none; }
.index-row .idx-name { font-size: 14px; }
.index-row .leader { flex: 1; border-bottom: 1.5px dotted var(--n400); transform: translateY(-3px); }
.index-row .idx-count { font-size: 13.5px; }
.index-row.active { color: var(--text); }
.index-row.started .idx-count { color: var(--ink-b-deep); font-weight: 600; }

/* ---------- print ornaments ---------- */
.plate { position: relative; display: inline-block; font-weight: 600; line-height: 0.95; }
.plate-lg { font-size: 74px; }
.plate-md { font-size: 34px; line-height: 1; }
.plate > span { mix-blend-mode: multiply; }
.plate .plate-b { position: absolute; left: -3px; top: -2px; color: var(--ink-b); }
.plate .plate-r { position: absolute; left: 3px; top: 2px; color: var(--ink-r); }
.plate .plate-k { position: relative; color: var(--text); }
.plate-md .plate-b { left: -2px; top: -1.5px; }
.plate-md .plate-r { left: 2px; top: 1.5px; }
.plate.flat { color: var(--n400); }
html[data-theme="dark"] .plate > span { mix-blend-mode: normal; }

.wedge { display: inline-flex; vertical-align: middle; }
.wedge-cell { width: 22px; height: 8px; background: var(--bg); box-shadow: inset 0 0 0 0.5px var(--n400); }
.wedge-sm .wedge-cell { width: 17px; height: 7px; }
.wedge-cell.f0 { background: var(--w0); box-shadow: none; }
.wedge-cell.f1 { background: var(--w1); box-shadow: none; }
.wedge-cell.f2 { background: var(--w2); box-shadow: none; }
.wedge-cell.f3 { background: var(--w3); box-shadow: none; }
.wedge-cell.f4 { background: var(--w4); box-shadow: none; }
.wedge-cell.f5 { background: var(--w5); box-shadow: none; }
.ticks { display: flex; gap: 4px; margin-top: 7px; }
.tick { width: 24px; height: 11px; box-shadow: inset 0 0 0 1px var(--n400); }
.tick.done { background: var(--text); box-shadow: none; }
.tick.cur { box-shadow: inset 0 0 0 1.5px var(--ink-b); }

/* ---------- Lecciones (el mapa) ---------- */
.map-summary { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.map-follow { margin-top: 8px; }
.map-section { margin-top: 26px; }
.map-level { display: flex; gap: 16px; align-items: flex-start; cursor: pointer; }
.map-level .plate { width: 56px; flex: none; }
.map-level-body { flex: 1; padding-top: 4px; min-width: 0; }
.map-level-top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.map-level-name { font-weight: 600; font-size: 16px; color: var(--n700); }
.map-level.open .map-level-name { color: var(--text); }
.map-lessons { margin: 14px 0 0 72px; }
.map-lessons[hidden] { display: none; }
.map-lesson { display: flex; gap: 12px; align-items: baseline; padding: 6px 0; text-decoration: none; color: var(--text); font-size: 15px; }
.map-lesson .num { font-size: 12.5px; color: var(--n600); width: 20px; flex: none; }
.map-lesson .ttl { flex: 1; }
.map-lesson .mk { font-size: 12px; color: var(--n600); }
.map-lesson.cur .ttl { color: var(--ink-b-deep); font-weight: 600; }
.map-lesson.done .ttl { color: var(--n700); }
.map-lesson.disabled { color: var(--n500); }

/* ---------- lesson ---------- */
.lesson-head { margin-top: 4px; }
.lesson-title { font-size: 26px; margin-top: 14px; }
.lesson-head .meta { margin-top: 6px; }
.eyebrow-row { margin-top: 32px; display: flex; align-items: center; gap: 8px; }
.eyebrow-row.with-action { justify-content: space-between; align-items: baseline; }
.eyebrow { display: flex; align-items: center; gap: 8px; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--n700); }
.swatch { width: 9px; height: 9px; background: var(--ink-b); flex: none; }
.swatch.r { background: var(--ink-r); }
.swatch.k { background: var(--text); }
.swatch.tint { background: var(--ink-b-tint); }
.objectives { margin: 12px 0 0; padding-left: 18px; }
.objectives li { margin: 6px 0; font-size: 15.5px; line-height: 1.5; }

.vocab-list { margin-top: 6px; }
.vocab-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; cursor: pointer; }
.vocab-main { flex: 1; min-width: 0; }
.vocab-row .term { font-weight: 600; font-size: 16.5px; }
.vocab-row .say { font-size: 12px; font-style: italic; color: var(--n600); margin-left: 4px; }
.vocab-row .gloss { font-size: 14px; color: var(--n800); text-align: right; }
.vocab-ico { color: var(--ink-b); font-size: 16px; flex: none; }

.row-controls { display: flex; flex-wrap: wrap; gap: 0 18px; margin-top: 4px; }
.dialogue { margin-top: 14px; display: flex; flex-direction: column; gap: 15px; }
.dline { margin: 0; }
.dline .spk { display: block; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--n600); margin-bottom: 2px; }
.dline.spk-0 .spk { color: var(--ink-b-deep); }
.dline .term { display: block; font-size: 16.5px; line-height: 1.4; cursor: pointer; }
.dline.playing .term { color: var(--ink-b-deep); }
.dline .gloss { display: none; font-size: 13px; font-style: italic; color: var(--n600); }
.dialogue.show-tr .gloss, .ld-transcript.show-tr .gloss { display: block; }
.hidden-note { display: none; }
.dialogue.hide-text .dline { display: none; }
.dialogue.hide-text .hidden-note { display: block; }
.dq { margin-top: 24px; }
.dq-title { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--n600); font-weight: 400; }
.dq-q { margin-top: 16px; }
.ex-prompt { font-size: 16px; font-weight: 600; margin: 0 0 10px; line-height: 1.45; }
.mc-choices { display: flex; flex-direction: column; gap: 10px; }
.mc-choice, .match-tile {
  font-family: var(--font); font-size: 15.5px; text-align: left; border: 1.5px solid var(--n400);
  background: none; color: var(--text); border-radius: var(--radius); padding: 12px 14px; cursor: pointer; line-height: 1.35;
}
.mc-choice.right, .match-tile.done { border-color: var(--ink-b); background: var(--ink-b); color: var(--paper); font-weight: 600; }
.mc-choice.wrong, .match-tile.miss { border-color: var(--ink-r); color: var(--ink-r-deep); }
.match-tile.sel { border-color: var(--ink-b); color: var(--ink-b-deep); font-weight: 600; }
.score-line { font-size: 13.5px; color: var(--n600); margin: 10px 0 0; }
.score-line .ex-show { margin-left: 8px; }

.reading { margin-top: 12px; }
.reading p { margin: 0 0 12px; font-size: 16px; line-height: 1.55; cursor: pointer; }
.reading-gloss { display: none; border-top: 1px solid var(--divider); padding-top: 10px; }
.reading-gloss p { font-style: italic; color: var(--n600); font-size: 14px; cursor: default; }
.reading.show-tr .reading-gloss { display: block; }

.prose { margin-top: 12px; font-size: 15.5px; line-height: 1.6; }
.prose h3 { font-size: 18px; margin: 18px 0 8px; }
.prose h4 { font-size: 16px; margin: 14px 0 6px; }
.prose p { margin: 0 0 10px; }
.prose ul, .prose ol { padding-left: 18px; margin: 0 0 10px; }
.prose table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 14.5px; }
.prose th { text-align: left; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--n600); border-bottom: 1.5px solid var(--text); padding: 6px 8px 6px 0; font-weight: 600; }
.prose td { border-bottom: 1px solid var(--divider); padding: 7px 8px 7px 0; vertical-align: top; }
.prose code { font-family: inherit; font-style: italic; }
.discussion ul { padding-left: 18px; margin-top: 10px; }
.discussion li { margin: 6px 0; font-size: 15.5px; }
.discussion .term { cursor: pointer; }
.discussion .gloss { font-style: italic; color: var(--n600); }

.ex-cta { margin-top: 36px; padding-top: 18px; border-top: 1px solid var(--divider); display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.ex-cta-title { font-weight: 600; font-size: 17px; }
.ex-cta .meta { margin-top: 2px; }
.lesson-status { margin-top: 14px; font-size: 13.5px; color: var(--n600); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.lesson-status.done { color: var(--ink-b-deep); font-weight: 600; }
.lesson-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 36px; padding-top: 14px; border-top: 1px solid var(--divider); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block; font-family: var(--font); font-size: 15px; font-weight: 600; line-height: 1.2;
  border-radius: var(--radius); padding: 11px 18px; cursor: pointer; text-decoration: none;
  border: 1.5px solid var(--ink-b); color: var(--ink-b-deep); background: none;
}
.btn.primary { background: var(--ink-b); color: var(--paper); border-color: var(--ink-b); }
.btn.red { border-color: var(--ink-r); color: var(--ink-r-deep); }
.btn.red.primary { background: var(--ink-r); color: var(--paper); }
.btn.small { font-size: 13.5px; padding: 8px 12px; }
.btn.ghost { border-color: var(--n500); color: var(--n800); }
.btn:disabled { opacity: 0.4; cursor: default; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }

/* ---------- exercises (one at a time) ---------- */
.ex-pos { display: flex; align-items: center; gap: 10px; margin-top: 4px; }
.ex-stage { margin-top: 28px; }
.ex-card .kicker { margin-bottom: 8px; }
.ex-instr { font-size: 16.5px; font-weight: 600; line-height: 1.45; margin: 0 0 18px; }
.ex-card > .muted { font-size: 13.5px; font-style: italic; }
.ex-input {
  font-family: var(--font); font-size: 17px; border: 0; border-bottom: 2px solid var(--n400); border-radius: 0;
  background: transparent; color: var(--text); padding: 8px 4px; min-width: 150px;
}
.ex-input:focus { outline: none; border-bottom-color: var(--ink-b); }
.ex-input.wide { width: 100%; }
.ex-input.wrong-input { border-bottom-color: var(--ink-r); color: var(--ink-r-deep); }
.ex-fill { font-size: 16.5px; line-height: 2.1; }
.ex-fill .ex-input { max-width: 200px; }
.ex-cue { color: var(--n600); font-style: italic; font-size: 14px; }
.ex-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-top: 16px; }
.ex-show { font-size: 13.5px; color: var(--n600); text-decoration: underline; cursor: pointer; }
.ex-fbrow { margin-top: 26px; min-height: 70px; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.ex-feedback { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 600; min-width: 0; }
.ex-feedback svg { width: 22px; height: 22px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ex-feedback.ok { color: var(--ink-b-deep); }
.ex-feedback.bad { color: var(--ink-r-deep); }
.ex-fbrow .btn[hidden] { display: none; }
.match-grid { display: flex; gap: 14px; margin-top: 4px; }
.match-col { flex: 1; display: flex; flex-direction: column; gap: 9px; min-width: 0; }
.order-build { min-height: 46px; padding: 8px 0; border-bottom: 2px solid var(--n400); display: flex; flex-wrap: wrap; gap: 8px; }
.order-bank { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tok { font-family: var(--font); font-size: 16px; border: 1.5px solid var(--n400); background: none; color: var(--text); border-radius: var(--radius); padding: 9px 13px; cursor: pointer; }
.order-build .tok { background: var(--text); color: var(--paper); border-color: var(--text); font-weight: 600; }
.conj-table { border-collapse: collapse; margin-top: 8px; }
.conj-pron { padding: 6px 14px 6px 0; color: var(--n700); font-style: italic; }
.ld-transcript { margin-top: 14px; display: flex; flex-direction: column; gap: 12px; }
.ld-transcript.hidden { display: none; }
.ld-q { margin-top: 18px; }
.ex-summary { text-align: center; padding: 40px 0; }
.ex-summary .meta { margin-top: 12px; }
.ex-summary .lead { margin-top: 18px; }
.ex-summary .btn-row { justify-content: center; margin-top: 26px; }

/* ---------- Repaso (flashcards) ---------- */
.fcard { display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; cursor: pointer; padding: 30px 0; min-height: 300px; }
.fc-cue { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--n500); margin-bottom: 18px; }
.fc-front { font-size: 31px; font-weight: 600; line-height: 1.2; display: flex; align-items: center; gap: 10px; }
.fc-front .ico { color: var(--ink-b); font-size: 16px; }
.fc-rule { width: 60px; height: 1px; background: var(--text); margin: 16px 0; }
.fc-back { font-size: 22px; line-height: 1.3; }
.fc-hint { font-size: 13px; font-style: italic; color: var(--n500); margin-top: 16px; }
.grade-row { display: flex; gap: 8px; margin-top: 16px; }
.grade-row .btn { flex: 1; font-size: 13.5px; padding: 12px 4px; text-align: center; }
.g-again { border-color: var(--ink-r); color: var(--ink-r-deep); }
.g-hard { border-color: var(--n500); color: var(--n800); }
.g-easy { background: var(--ink-b); color: var(--paper); }
.review-line { font-size: 13px; color: var(--n600); margin-top: 14px; }
.empty { margin-top: 24px; }
.empty .btn { margin-top: 18px; }

/* ---------- Glosario ---------- */
.search-wrap { display: flex; align-items: center; gap: 10px; margin-top: 20px; border-bottom: 2px solid var(--n400); padding-bottom: 8px; color: var(--n600); }
.search-wrap .ico { font-size: 17px; }
.search-input { font-family: var(--font); font-size: 17px; border: 0; border-radius: 0; background: transparent; color: var(--text); flex: 1; padding: 6px 0; outline: none; -webkit-appearance: none; }
.gloss-list { margin-top: 6px; }
.gloss-row { display: flex; align-items: center; gap: 10px; padding: 11px 0; }
.gloss-main { flex: 1; min-width: 0; }
.gloss-main .term { font-weight: 600; font-size: 16.5px; }
.gloss-main .say { font-size: 12px; font-style: italic; color: var(--n600); margin-left: 4px; }
.gloss-main .es { font-size: 14.5px; color: var(--n800); }
.gloss-link { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-b-deep); text-decoration: none; font-weight: 600; flex: none; }
.sr-head { font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--n600); margin-top: 18px; }
.sr-row { display: flex; gap: 12px; align-items: baseline; padding: 8px 0; text-decoration: none; color: var(--text); }
.sr-row .num { font-size: 12.5px; color: var(--n600); width: 20px; flex: none; }
.sr-row.disabled { color: var(--n500); }

/* ---------- Progreso ---------- */
.streak-line { font-size: 16.5px; margin-top: 10px; }
.stat-line { font-size: 15.5px; margin-top: 10px; }
.settings { margin-top: 10px; border-top: 1px solid var(--divider); }
.settings-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--divider); font-size: 15px; }
.settings-row .textlink { padding: 0; }

/* ---------- keyboard help overlay ---------- */
.kbd-overlay { position: fixed; inset: 0; background: var(--overlay); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 20px; }
.kbd-overlay[hidden] { display: none; }
.kbd-panel { background: var(--bg); color: var(--text); padding: 22px; max-width: 380px; width: 100%; border: 1px solid var(--text); }
.kbd-panel h2 { font-size: 20px; margin-bottom: 12px; }
.kbd-row { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; border-bottom: 1px solid var(--divider); font-size: 14px; }
kbd { font-family: inherit; font-size: 12px; border: 1px solid var(--n400); padding: 1px 6px; border-radius: var(--radius); }
.kbd-hint { font-size: 12.5px; font-style: italic; color: var(--n600); margin-top: 12px; }

/* ---------- wider screens: a measured column, not a stretched phone ---------- */
@media (min-width: 721px) {
  .content { padding-left: 32px; padding-right: 32px; }
}