/* base reset */
:root{color-scheme:light;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
body{margin:0;padding:0}
img{max-width:100%}
[hidden]:not([hidden=until-found i]){display:none!important}
/* Layout: navy hero + one reading column. Every sentence is a block: Finnish, then 中文, then English. Tap a dotted word for an Anki-style card. */
:root {
  --bg: #F1F4F9;
  --surface: #FFFFFF;
  --ink: #15213B;
  --ink-2: #4B5772;
  --line: #D8DFEB;
  --accent: #8A5A00;
  --accent-bg: #FBEFC8;
  --accent-line: #C99A2E;
  --green: #2C7A57;
  --hero: #101A38;
  --hero-ink: #EEF1F8;
  --hero-ink-2: #A9B4D0;
  --star: #F2C14E;
  --btn: #15213B;
  --btn-ink: #FFFFFF;
  --zh: #1F5C45;
  --font-display: "Young Serif", Georgia, "Times New Roman", serif;
  --font-body: "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --fs: 1.25rem;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0B1124; --surface: #131B35; --ink: #EAEEF7; --ink-2: #9EAAC6; --line: #27314F;
    --accent: #F2C14E; --accent-bg: #3A3115; --accent-line: #B58A2A; --green: #5FC595; --zh: #8FD6B3;
    --hero: #0E1630; --btn: #F2C14E; --btn-ink: #1A1500;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0B1124; --surface: #131B35; --ink: #EAEEF7; --ink-2: #9EAAC6; --line: #27314F;
  --accent: #F2C14E; --accent-bg: #3A3115; --accent-line: #B58A2A; --green: #5FC595; --zh: #8FD6B3;
  --hero: #0E1630; --btn: #F2C14E; --btn-ink: #1A1500;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { background: var(--bg); color: var(--ink); font-family: var(--font-body); font-size: 1rem; line-height: 1.5; padding-block: 0 5rem; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--hero); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--accent-line); outline-offset: 2px; border-radius: 4px; }
.wrap { width: 100%; max-width: 44rem; margin-inline: auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }

/* hero */
.hero { background: var(--hero); color: var(--hero-ink); position: relative; overflow: hidden; }
.hero .wrap { padding-block: 2.25rem 2rem; position: relative; z-index: 1; min-width: 0; }
.hero svg { position: absolute; right: -1rem; bottom: -2.2rem; width: min(22rem, 70%); height: auto; opacity: .95; z-index: 0; }
.eyebrow { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--hero-ink-2); margin: 0 0 .6rem; }
.hero h1 { font-family: var(--font-display); font-weight: 400; font-size: clamp(2.4rem, 9vw, 3.6rem); line-height: 1.05; margin: 0 0 .6rem; text-wrap: balance; }
.hero p.sub { margin: 0; color: var(--hero-ink-2); max-width: 24rem; font-size: 1.05rem; }
.resume { display: inline-flex; align-items: center; gap: .6rem; margin-top: 1.4rem; padding: .75rem 1.1rem; min-height: 44px; border: 0; border-radius: .6rem; background: var(--star); color: #1A1500; font-weight: 700; cursor: pointer; }
.resume:hover { filter: brightness(1.06); }
.resume svg { position: static; width: 1rem; height: 1rem; opacity: 1; }

/* chapter list */
.list { list-style: none; margin: 0; padding: 1.25rem 0 0; display: grid; gap: .6rem; }
.row { display: grid; grid-template-columns: 3.6rem minmax(0, 1fr) auto; align-items: center; gap: .9rem; width: 100%; text-align: left; padding: .9rem 1rem; min-height: 4.5rem; background: var(--surface); border: 1px solid var(--line); border-radius: .75rem; cursor: pointer; }
.row:hover { border-color: var(--accent-line); }
.row .num { font-family: var(--font-display); font-size: 1.75rem; line-height: 1; color: var(--accent); text-align: center; }
.row .snip { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: 1.02rem; color: var(--ink); }
.row .meta { display: block; margin-top: .2rem; font-size: .85rem; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.row .done { color: var(--green); width: 1.4rem; height: 1.4rem; }
.row.todo { border-style: dashed; background: transparent; cursor: default; color: var(--ink-2); }
.row.todo:hover { border-color: var(--line); }
.row.todo .num { color: var(--ink-2); }
.foot { margin-top: 2rem; color: var(--ink-2); font-size: .9rem; }
.foot p { margin: 0 0 .6rem; }

/* reader bar + settings */
.bar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--hero); color: var(--hero-ink); }
.bar .wrap { display: flex; align-items: center; gap: .5rem; min-height: 3.25rem; padding-block: .25rem; }
.bar .title { flex: 1; min-width: 0; font-family: var(--font-display); font-size: 1.1rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ib { display: inline-flex; align-items: center; gap: .4rem; min-height: 44px; min-width: 44px; padding: 0 .7rem; justify-content: center; border: 0; background: transparent; color: inherit; border-radius: .6rem; cursor: pointer; font-weight: 700; }
.ib:hover { background: rgba(255,255,255,.12); }
.ib[aria-pressed="true"] { background: var(--star); color: #1A1500; }
.ib svg { width: 1.3rem; height: 1.3rem; flex: none; }
.blurbar .wrap { display: flex; align-items: center; flex-wrap: wrap; gap: .4rem; padding-block: .1rem .5rem; min-height: 0; }
.blurbar .lab { font-size: .8rem; color: var(--hero-ink-2); margin-right: .2rem; }
.bchip { min-height: 34px; padding: 0 .75rem; border: 1px solid rgba(255,255,255,.35); background: transparent; color: var(--hero-ink); border-radius: 999px; cursor: pointer; font-size: .9rem; }
.bchip[aria-pressed="true"] { background: var(--star); border-color: var(--star); color: #1A1500; font-weight: 700; }
.prog { height: 3px; background: rgba(255,255,255,.15); }
.prog i { display: block; height: 100%; width: 0; background: var(--star); }
.panel { background: var(--surface); border-bottom: 1px solid var(--line); }
.panel .wrap { display: grid; gap: .9rem; padding-block: 1rem; }
.panel .g { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem .75rem; }
.panel .t { min-width: 5.5rem; color: var(--ink-2); font-size: .9rem; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: .6rem; overflow: hidden; }
.seg button { min-height: 40px; min-width: 44px; padding: 0 .85rem; border: 0; background: transparent; cursor: pointer; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--btn); color: var(--btn-ink); font-weight: 700; }
.sw { display: inline-flex; align-items: center; gap: .5rem; min-height: 40px; cursor: pointer; }
.sw input { width: 1.2rem; height: 1.2rem; accent-color: var(--green); }
.note { margin: 0; font-size: .88rem; color: var(--ink-2); }

/* reading */
.head { padding-block: 2rem 1rem; }
.head .eyebrow { color: var(--ink-2); }
.head h1 { font-family: var(--font-display); font-weight: 400; font-size: clamp(2.6rem, 11vw, 4rem); line-height: 1; margin: 0; color: var(--accent); }
.head .meta { margin: .6rem 0 0; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.partial { margin: 1rem 0 0; padding: .7rem .9rem; border-left: 3px solid var(--accent-line); background: var(--accent-bg); border-radius: 0 .5rem .5rem 0; font-size: .92rem; }
.text { display: grid; gap: 1.5rem; padding-block: 1rem 2rem; }
.para { display: grid; gap: 1rem; }
.para.say { padding-left: .9rem; border-left: 2px solid var(--line); }
.sen { display: grid; gap: .25rem; min-width: 0; }
.fi { margin: 0; font-size: var(--fs); line-height: 1.6; overflow-wrap: anywhere; hyphens: auto; }
.tr { margin: 0; font-size: calc(var(--fs) * .8); line-height: 1.55; overflow-wrap: anywhere; }
.tr.l2 { color: var(--zh); }
.tr.en { color: var(--ink-2); font-style: italic; }
.no-l2 .tr.l2, .no-en .tr.en { display: none; }
.blur-fi .fi:not(.rv), .blur-l2 .tr.l2:not(.rv), .blur-en .tr.en:not(.rv) { filter: blur(7px); cursor: pointer; user-select: none; -webkit-user-select: none; transition: filter .15s; }
.blur-fi .fi:not(.rv) .w, .blur-fi .fi:not(.rv) .u { pointer-events: none; }
.w.mine { border-bottom-color: var(--green); }
.w.mine:hover, .w.mine.on { background: rgba(44, 122, 87, .18); }
.blur-fi .fi.rv, .blur-l2 .tr.l2.rv, .blur-en .tr.en.rv { cursor: pointer; }
.reblur { min-height: 40px; padding: 0 .9rem; border: 1px solid var(--line); background: transparent; border-radius: .6rem; cursor: pointer; }
.reblur:hover { border-color: var(--accent-line); }
.w { border-bottom: 2px dotted var(--accent-line); cursor: pointer; border-radius: 2px; }
.w:hover, .w.on { background: var(--accent-bg); }
.nogloss .w { border-bottom: 0; cursor: auto; pointer-events: none; }
.fig { display: flex; align-items: center; gap: .7rem; padding: .8rem 1rem; border: 1px dashed var(--line); border-radius: .75rem; color: var(--ink-2); font-size: .95rem; line-height: 1.4; }
.fig svg { width: 1.5rem; height: 1.5rem; flex: none; }

/* vocabulary list */
.vocab h2 { font-family: var(--font-display); font-weight: 400; font-size: 1.5rem; margin: 2rem 0 .3rem; }
.vocab .note { margin-bottom: 1rem; }
.chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(15rem, 100%), 1fr)); gap: .5rem; }
.chip { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .1rem .5rem; text-align: left; padding: .6rem .8rem; min-height: 3.4rem; background: var(--surface); border: 1px solid var(--line); border-radius: .6rem; cursor: pointer; min-width: 0; }
.chip:hover { border-color: var(--accent-line); }
.chip b { font-size: 1.05rem; overflow-wrap: anywhere; }
.chip span { color: var(--ink-2); font-size: .92rem; overflow-wrap: anywhere; grid-column: 1; }
.lv { align-self: start; grid-row: 1; grid-column: 2; font-size: .72rem; font-weight: 700; letter-spacing: .04em; padding: .1rem .4rem; border-radius: .35rem; border: 1px solid var(--accent-line); color: var(--accent); }

.pager { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; margin-top: 2rem; }
.pager button { display: flex; flex-direction: column; gap: .15rem; min-height: 4rem; padding: .7rem 1rem; border: 1px solid var(--line); background: var(--surface); border-radius: .75rem; cursor: pointer; text-align: left; }
.pager button:hover:not(:disabled) { border-color: var(--accent-line); }
.pager button:disabled { opacity: .45; cursor: default; }
.pager .nx { text-align: right; align-items: flex-end; grid-column: 2; }
.pager small { color: var(--ink-2); }
.pager b { font-family: var(--font-display); font-weight: 400; font-size: 1.3rem; color: var(--accent); }
.mark { margin-top: 1.5rem; display: flex; justify-content: center; }
.mark button { min-height: 48px; padding: 0 1.4rem; border: 0; border-radius: .7rem; background: var(--btn); color: var(--btn-ink); font-weight: 700; cursor: pointer; }
.mark button.is { background: transparent; color: var(--green); border: 1px solid var(--green); }

/* word card, laid out like the Anki card */
.card { position: fixed; z-index: 40; left: 50%; transform: translateX(-50%); bottom: max(12px, env(safe-area-inset-bottom, 0px)); width: min(36rem, calc(100% - 24px)); max-height: min(78vh, 40rem); overflow-y: auto; background: var(--surface); color: var(--ink); border: 1px solid var(--accent-line); border-radius: 1rem; padding: 1rem 1.1rem; box-shadow: 0 10px 40px rgba(8, 14, 36, .35); }
.card .top { display: flex; justify-content: space-between; align-items: start; gap: .5rem; }
.card .front { font-family: var(--font-display); font-size: 1.9rem; line-height: 1.15; overflow-wrap: anywhere; }
.card .front b { color: var(--accent); font-weight: 400; }
.card .tags { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; margin-top: .3rem; color: var(--ink-2); font-size: .88rem; }
.card .x { min-width: 40px; min-height: 40px; border: 0; background: transparent; cursor: pointer; font-size: 1.4rem; line-height: 1; color: var(--ink-2); border-radius: .5rem; flex: none; }
.card .rows { margin-top: .7rem; display: grid; gap: .55rem; }
.card .row2 { display: grid; grid-template-columns: 4.6rem minmax(0, 1fr); gap: .6rem; }
.card .label { color: var(--ink-2); font-size: .85rem; padding-top: .15rem; }
.card .val { overflow-wrap: anywhere; }
.card .val .en { color: var(--ink-2); font-size: .92rem; }
.card hr { border: 0; border-top: 1px solid var(--line); margin: .2rem 0; }
.card .ex-fi { font-weight: 700; }
.card .ex-l2 { color: var(--zh); }
.card .scene { color: var(--ink-2); font-size: .82rem; }

.acts { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .8rem; }
.btn { min-height: 42px; padding: 0 1rem; border: 1px solid var(--line); background: transparent; border-radius: .6rem; cursor: pointer; }
.btn:hover { border-color: var(--accent-line); }
.btn.primary { background: var(--btn); color: var(--btn-ink); border-color: var(--btn); font-weight: 700; }
.btn.danger { color: #B3261E; }
.csvbox { width: 100%; min-height: 8rem; margin-top: .6rem; font: .8rem/1.4 ui-monospace, monospace; background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: .5rem; padding: .5rem; }
.card .note { margin: .2rem 0 0; }
@media (min-width: 40rem) { :root { --fs: 1.35rem; } }

/* ---- added for the standalone app ---- */
.field { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: .6rem; padding: .55rem .75rem; min-width: 0; width: 100%; }
textarea.field { min-height: 14rem; resize: vertical; line-height: 1.5; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.sub { margin: 0; color: var(--ink-2); }
.status { color: var(--ink-2); font-size: .9rem; }
.status.bad, .note.bad { color: #B3261E; }
.tools { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1rem; }
.tool { display: inline-flex; align-items: center; gap: .45rem; min-height: 40px; padding: 0 .95rem; border: 1px solid rgba(255,255,255,.4); background: rgba(255,255,255,.12); color: var(--hero-ink); border-radius: 999px; cursor: pointer; font-weight: 700; font-size: .95rem; }
.tool:hover { background: rgba(255,255,255,.22); }
.tool svg { width: 1.15rem; height: 1.15rem; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.bar .tools { margin: 0; flex: none; flex-wrap: nowrap; gap: .35rem; }
.bar .tool { min-height: 36px; padding: 0 .7rem; font-size: .88rem; }
@media (max-width: 400px) { .bar .tool span { display: none; } .bar .tool { padding: 0 .6rem; } }
.hero .acts { margin-top: 1.2rem; }
.hero .btn.cta { background: var(--star); color: #1A1500; border-color: var(--star); font-weight: 700; min-height: 44px; }
.empty { margin: 2rem 0 0; padding: 1.4rem 1rem; border: 1px dashed var(--line); border-radius: .75rem; color: var(--ink-2); }
.empty b { color: var(--ink); }
.addform { display: grid; gap: 1rem; padding-block: 1.5rem 3rem; }
.addform label.lab { display: grid; gap: .3rem; color: var(--ink-2); font-size: .9rem; }
.trbox { margin: 1rem 0 0; padding: .7rem .9rem; border-left: 3px solid var(--accent-line); background: var(--accent-bg); border-radius: 0 .5rem .5rem 0; font-size: .92rem; display: grid; gap: .5rem; }
.sen .tr.miss { color: var(--ink-2); font-style: italic; opacity: .7; }
.btn.small { min-height: 34px; padding: 0 .7rem; font-size: .9rem; }
.btn[disabled] { opacity: .5; cursor: default; }
.libhead { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-top: 1.5rem; }
.libhead h2 { font-family: var(--font-display); font-weight: 400; font-size: 1.5rem; margin: 0; }
.foot .acts { margin-top: .6rem; }
.tip { margin-top: .4rem; }

/* settings dialog */
dialog#settings { border: 1px solid var(--line); border-radius: 1rem; background: var(--surface); color: var(--ink); padding: 1.25rem; width: min(34rem, calc(100vw - 32px)); max-height: calc(100vh - 32px); overflow: auto; }
dialog#settings::backdrop { background: rgba(0,0,0,.5); }
dialog#settings form { display: grid; gap: .8rem; }
dialog#settings h2 { font-family: var(--font-display); font-weight: 400; margin: 0; }
dialog#settings label { display: grid; gap: .25rem; font-size: .88rem; color: var(--ink-2); }
.presets { display: flex; flex-wrap: wrap; gap: .4rem; }
.presets button[aria-pressed="true"] { border-color: var(--accent-line); color: var(--accent); background: var(--accent-bg); }


/* ---- start screen / guide ---- */
.hero .btn.ghost { background: transparent; color: var(--hero-ink); border-color: rgba(255,255,255,.4); min-height: 44px; }
.guide { padding-block: 1.5rem 3rem; display: grid; gap: 1.5rem; }
.ghead h1 { font-family: var(--font-display); font-weight: 400; font-size: clamp(2.2rem, 9vw, 3.2rem); line-height: 1.05; margin: .2rem 0 .8rem; color: var(--accent); }
.lead { font-size: 1.15rem; line-height: 1.6; margin: 0 0 .6rem; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: .9rem; }
.step { display: grid; grid-template-columns: 2.4rem minmax(0, 1fr); gap: .9rem; padding: 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: .85rem; }
.step.ok { border-color: var(--green); }
.step .n { width: 2.4rem; height: 2.4rem; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-display); font-size: 1.2rem; background: var(--accent-bg); color: var(--accent); }
.step.ok .n { background: var(--green); color: #fff; }
.step h2, .tips h2 { font-family: var(--font-display); font-weight: 400; font-size: 1.3rem; margin: 0 0 .4rem; }
.step p { margin: 0 0 .5rem; }
.mini { margin: .3rem 0 .6rem; padding-left: 1.2rem; display: grid; gap: .3rem; }
.guide details { margin: .4rem 0; border-top: 1px solid var(--line); padding-top: .4rem; }
.guide summary { cursor: pointer; min-height: 40px; display: flex; align-items: center; font-weight: 700; }
.guide details p.note { margin: 0 0 .5rem; }
.tips dl { margin: 0; display: grid; gap: .8rem; }
.tips dt { font-weight: 700; }
.tips dd { margin: .15rem 0 0; color: var(--ink-2); }
.gend { justify-content: center; margin-top: .5rem; }

/* tools on the light reading page */
.head .tools { margin: 0 0 1.1rem; }
.head .tool { background: var(--surface); color: var(--ink); border-color: var(--line); }
.head .tool:hover { border-color: var(--accent-line); background: var(--surface); }