/* Salilaskurit – yksi tyylitiedosto, ei riippuvuuksia. */

:root {
  --bg: #ffffff;
  --bg-soft: #f5f6f8;
  --bg-card: #ffffff;
  --fg: #16181d;
  --fg-muted: #5b6270;
  --line: #e2e5ea;
  --accent: #1f6feb;
  --accent-fg: #ffffff;
  --accent-soft: #eaf1fe;
  --ok: #17794c;
  --warn: #9a5b00;
  --radius: 12px;
  --wrap: 60rem;
  --shadow: 0 1px 2px rgba(16, 20, 30, .05), 0 8px 24px rgba(16, 20, 30, .05);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0d14;
    --bg-soft: #131926;
    --bg-card: #111624;
    --fg: #e9ecf2;
    --fg-muted: #98a2b6;
    --line: #222a3a;
    --accent: #4c8dff;
    --accent-fg: #06101f;
    --accent-soft: #15203a;
    --ok: #4ac68b;
    --warn: #e0a340;
    --shadow: 0 1px 2px rgba(0, 0, 0, .45), 0 12px 32px rgba(0, 0, 0, .35);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 1.25rem; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

h1, h2, h3 { line-height: 1.25; letter-spacing: -0.015em; margin: 0 0 .5rem; }
h1 { font-size: clamp(1.75rem, 1.2rem + 2vw, 2.5rem); }
h2 { font-size: clamp(1.3rem, 1.1rem + .8vw, 1.6rem); margin-top: 2rem; }
h3 { font-size: 1.1rem; margin-top: 1.5rem; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--accent); color: var(--accent-fg); padding: .6rem 1rem; border-radius: 0 0 var(--radius) 0;
}
.skip:focus { left: 0; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

/* ------------------------------------------------------------- header --- */

.site-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(180%) blur(8px);
  position: sticky; top: 0; z-index: 20;
}

.header-inner {
  display: flex; align-items: center; gap: 1rem;
  min-height: 3.75rem; flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: .5rem; font-weight: 650; color: var(--fg); text-decoration: none; margin-right: auto; }
.brand__mark { color: var(--accent); letter-spacing: -.15em; }

.site-nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-nav a { color: var(--fg-muted); text-decoration: none; font-size: .95rem; padding: .35rem 0; border-bottom: 2px solid transparent; }
.site-nav a:hover { color: var(--fg); }
.site-nav a[aria-current="page"] { color: var(--fg); border-bottom-color: var(--accent); }

.lang-switch { display: flex; gap: .25rem; border: 1px solid var(--line); border-radius: 999px; padding: .15rem; }
.lang-switch a {
  font-size: .75rem; font-weight: 600; letter-spacing: .04em;
  padding: .2rem .55rem; border-radius: 999px; color: var(--fg-muted); text-decoration: none;
}
.lang-switch a[aria-current="true"] { background: var(--accent); color: var(--accent-fg); }

.nav-toggle { display: none; }

@media (max-width: 46rem) {
  .nav-toggle {
    display: flex; flex-direction: column; justify-content: center; gap: 4px;
    width: 2.5rem; height: 2.25rem; padding: .4rem; order: 3;
    background: none; border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
  }
  .nav-toggle span { display: block; height: 2px; background: var(--fg); border-radius: 2px; }
  .site-nav { order: 4; flex-basis: 100%; flex-direction: column; gap: 0; display: none; padding-bottom: .5rem; }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: .6rem 0; border-bottom: 1px solid var(--line); }
}

/* --------------------------------------------------------------- main --- */

main { padding-block: 2rem 3rem; }

.hero { margin-bottom: 2rem; }
.hero--home { padding-block: 1rem 0; }
.lead { font-size: 1.1rem; color: var(--fg-muted); max-width: 42rem; margin: .25rem 0 0; }

.section-h { margin-top: 0; }

/* --------------------------------------------------------------- cards -- */

.cards { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.card a {
  display: flex; flex-direction: column; height: 100%; gap: .35rem;
  padding: 1.25rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-card); color: inherit; text-decoration: none; transition: border-color .15s, transform .15s;
}
.card a:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h3 { margin: 0; font-size: 1.05rem; }
.card p { margin: 0; color: var(--fg-muted); font-size: .92rem; flex: 1; }
.card__cta { color: var(--accent); font-size: .88rem; font-weight: 600; margin-top: .5rem; }

.plain-list { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .75rem; }
.plain-list a { padding: .5rem .9rem; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; }

/* ---------------------------------------------------------- calculator -- */

.calc-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem; box-shadow: var(--shadow); margin-bottom: 2rem;
}
.calc-card__title { margin-top: 0; font-size: 1.15rem; }

.calc { display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); margin: 0; border: 0; padding: 0; }
.field { display: flex; flex-direction: column; gap: .35rem; min-width: 0; margin: 0; border: 0; padding: 0; }
.field--full { grid-column: 1 / -1; }
@media (min-width: 40rem) { .field--third { grid-column: span 1; } }

label, legend { font-size: .85rem; font-weight: 600; color: var(--fg-muted); letter-spacing: .01em; padding: 0; }

input[type="number"], input[type="text"], select {
  font: inherit; font-variant-numeric: tabular-nums;
  padding: .6rem .7rem; width: 100%; min-width: 0;
  color: var(--fg); background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
}
input:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
input:invalid { border-color: #c0392b; }

.input-row { display: flex; gap: .5rem; }
.input-row input { flex: 1; }
.input-row select { width: auto; flex: 0 0 5.5rem; }

.hint { font-size: .8rem; color: var(--fg-muted); margin: 0; }
.mt-8 { margin-top: .5rem; }
.hidden { display: none; }

.plate-picker { display: flex; flex-wrap: wrap; gap: .4rem; }
.plate-picker label {
  display: inline-flex; align-items: center; gap: .35rem; cursor: pointer;
  padding: .35rem .65rem; border: 1px solid var(--line); border-radius: 999px;
  font-size: .85rem; font-weight: 500; color: var(--fg); background: var(--bg);
}
.plate-picker input { width: auto; margin: 0; accent-color: var(--accent); }
.plate-picker label:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }

/* --------------------------------------------------------------- result - */

.result {
  margin-top: 1.5rem; padding: 1.1rem 1.25rem;
  background: var(--accent-soft); border-radius: var(--radius); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}
.result__label { margin: 0; font-size: .82rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--fg-muted); }
.result__value { margin: .15rem 0 0; font-size: clamp(1.5rem, 1.1rem + 1.8vw, 2.2rem); font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; }
.result__meta { display: flex; flex-wrap: wrap; gap: 1.5rem; margin: .75rem 0 0; }
.result__meta div { margin: 0; }
.result__meta dt { font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-muted); }
.result__meta dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; }
.note { margin: .6rem 0 0; font-size: .85rem; color: var(--warn); }
.note:empty { display: none; }

.plate-viz { display: flex; align-items: center; gap: 3px; min-height: 2.75rem; margin: .5rem 0 .25rem; flex-wrap: wrap; }
.plate-viz__bar { width: 1.25rem; height: .35rem; background: var(--fg-muted); border-radius: 2px; }
.plate-viz__plate {
  display: grid; place-items: center; width: 1.75rem; border-radius: 3px;
  background: var(--accent); color: var(--accent-fg);
  font-size: .68rem; font-weight: 700; font-variant-numeric: tabular-nums;
}

.calc-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }
.btn {
  font: inherit; font-size: .9rem; font-weight: 600; cursor: pointer;
  padding: .5rem .95rem; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg); color: var(--fg);
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn--ghost { background: transparent; }

.subhead { font-size: .95rem; text-transform: uppercase; letter-spacing: .06em; color: var(--fg-muted); margin-top: 1.75rem; }

/* -------------------------------------------------------------- tables -- */

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); margin-top: .5rem; }
.data-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: .92rem; }
.data-table th, .data-table td { padding: .55rem .8rem; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
.data-table thead th { background: var(--bg-soft); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-muted); position: sticky; top: 0; }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover { background: var(--bg-soft); }
.data-table td:nth-child(2) { font-weight: 600; }

/* RPE-ruudukko: tiiviimpi solu, kiinnitetty toistosarake */
.data-table--grid { font-size: .86rem; }
.data-table--grid th, .data-table--grid td { padding: .4rem .6rem; text-align: right; }
.data-table--grid thead th:first-child,
.data-table--grid tbody th { text-align: left; }
.data-table--grid tbody th {
  position: sticky; left: 0; z-index: 1;
  background: var(--bg-card); border-right: 1px solid var(--line); font-weight: 600;
}
.data-table--grid td:nth-child(2) { font-weight: inherit; }

.data-table .is-current,
.data-table tr.is-current td,
.data-table tr.is-current th {
  background: var(--accent); color: var(--accent-fg); font-weight: 700;
}
.data-table td.is-current { outline: 2px solid var(--accent); outline-offset: -2px; }
.data-table tbody tr.is-current:hover td { background: var(--accent); }

.switch { display: inline-flex; align-items: center; gap: .45rem; cursor: pointer; font-size: .9rem; font-weight: 600; color: var(--fg); }
.switch input { width: auto; margin: 0; accent-color: var(--accent); }

/* --------------------------------------------------------------- prose -- */

.prose { max-width: 42rem; }
.prose p { margin: 0 0 1rem; }
.prose h2 { margin-top: 2.25rem; }
.prose ul, .prose ol { padding-left: 1.25rem; }
.article__meta { color: var(--fg-muted); font-size: .85rem; margin: 0 0 1rem; }

.faq details { border-bottom: 1px solid var(--line); padding: .35rem 0; }
.faq summary { cursor: pointer; font-weight: 600; padding: .55rem 0; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::after { content: "+"; color: var(--accent); font-weight: 700; }
.faq details[open] summary::after { content: "−"; }
.faq summary::-webkit-details-marker { display: none; }
.faq p { margin: 0 0 .75rem; color: var(--fg-muted); }

.disclaimer { margin-top: 2.5rem; font-size: .82rem; color: var(--fg-muted); border-top: 1px solid var(--line); padding-top: 1rem; }
.empty { color: var(--fg-muted); }

.related { margin-top: 2.5rem; }
.related h2 { font-size: 1rem; text-transform: uppercase; letter-spacing: .06em; color: var(--fg-muted); }
.related ul { list-style: none; padding: 0; margin: .5rem 0 0; display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.related a { display: flex; flex-direction: column; gap: .2rem; padding: .9rem 1rem; border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; color: inherit; }
.related a:hover { border-color: var(--accent); }
.related span { font-size: .85rem; color: var(--fg-muted); }

/* ----------------------------------------------------------------- ads -- */

.ad-slot { display: block; margin: 2.5rem auto; text-align: center; max-width: 100%; }
.ad-slot__label { display: block; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: var(--fg-muted); margin-bottom: .3rem; }
.ad-placeholder {
  min-height: 90px; display: grid; place-items: center;
  border: 1px dashed var(--line); border-radius: var(--radius); color: var(--fg-muted);
  font-size: .7rem; text-transform: uppercase; letter-spacing: .1em;
}

/* -------------------------------------------------------------- footer -- */

.site-footer { border-top: 1px solid var(--line); background: var(--bg-soft); padding-block: 2rem; margin-top: 3rem; }
.footer-note { margin: 0 0 .75rem; font-size: .88rem; color: var(--fg-muted); }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: .75rem; }
.footer-links a { font-size: .88rem; color: var(--fg-muted); }
.footer-copy { margin: 0; font-size: .82rem; color: var(--fg-muted); }

.lang-gate { display: grid; place-items: center; min-height: 100vh; text-align: center; }

/* -------------------------------------------------------------- print -- */

@media print {
  .site-header, .site-footer, .ad-slot, .calc-actions, .related, .faq, .skip { display: none !important; }
  body { background: #fff; color: #000; }
  .calc-card { border: 0; box-shadow: none; padding: 0; }
  .data-table th, .data-table td { border-bottom: 1px solid #ccc; }
  a { text-decoration: none; color: #000; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

.link-button {
  font: inherit; font-size: .88rem; color: var(--fg-muted);
  background: none; border: 0; padding: 0; cursor: pointer;
  text-decoration: underline; text-underline-offset: 2px;
}
.link-button:hover { color: var(--accent); }
.link-button[hidden] { display: none; }

/* --------------------------------------------- levyvärit ja käänteinen -- */

.swatch {
  width: .85rem; height: .85rem; border-radius: 3px; flex: 0 0 auto;
  border: 1px solid rgba(0, 0, 0, .25); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .2);
}

.plate-counts { display: grid; gap: .5rem; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }
.plate-count {
  display: flex; align-items: center; gap: .5rem;
  padding: .35rem .55rem; border: 1px solid var(--line); border-radius: 8px; background: var(--bg);
}
.plate-count label { display: flex; align-items: center; gap: .4rem; flex: 1; min-width: 0; color: var(--fg); font-weight: 500; }
.plate-count input { width: 3.75rem; flex: 0 0 auto; padding: .3rem .4rem; text-align: right; }
.unit-suffix { font-size: .75rem; color: var(--fg-muted); flex: 0 0 auto; }

.weight-chips { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .5rem; }
.weight-chip {
  font-size: .82rem; font-variant-numeric: tabular-nums;
  padding: .25rem .55rem; border: 1px solid var(--line); border-radius: 999px; color: var(--fg-muted);
}
.weight-chip.is-current { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); font-weight: 700; }
.weight-chip--more { border-style: dashed; }

.color-legend { display: flex; flex-wrap: wrap; gap: .6rem 1.25rem; }
.legend-item { display: flex; align-items: center; gap: .45rem; }
.legend-chip {
  display: grid; place-items: center; width: 1.6rem; height: 2.2rem; border-radius: 3px;
  font-size: .68rem; font-weight: 700; font-variant-numeric: tabular-nums;
}
.legend-label { font-size: .85rem; color: var(--fg-muted); }

/* Artikkelien taulukot */
.prose table {
  width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem;
  font-size: .92rem; font-variant-numeric: tabular-nums;
}
.prose th, .prose td { padding: .5rem .7rem; text-align: left; border-bottom: 1px solid var(--line); }
.prose thead th {
  background: var(--bg-soft); font-size: .78rem; text-transform: uppercase;
  letter-spacing: .05em; color: var(--fg-muted);
}
.prose tbody tr:last-child td { border-bottom: 0; }
/* Kapealla näytöllä leveä taulukko vieritetään omassa laatikossaan eikä
   se levitä koko sivua vaakasuunnassa. */
@media (max-width: 560px) {
  .prose table { display: block; overflow-x: auto; }
  .prose th, .prose td { padding: .45rem .5rem; }
}

/* 5/3/1-taulukon ryhmäotsikot */
.data-table tr.is-group th {
  background: var(--bg-soft); font-size: .78rem; text-transform: uppercase;
  letter-spacing: .05em; color: var(--fg-muted); font-weight: 700;
}
.data-table tr.is-warmup td, .data-table tr.is-warmup th { color: var(--fg-muted); }

/* Murupolku */
.breadcrumb { margin: 0 0 1.25rem; font-size: .85rem; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .35rem; }
.breadcrumb li + li::before { content: "›"; color: var(--fg-muted); margin-right: .35rem; }
.breadcrumb a { color: var(--fg-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); text-decoration: underline; }
.breadcrumb span { color: var(--fg); }
@media print { .breadcrumb { display: none; } }

/* Seuraava vaihe -linkki */
.next-step {
  display: flex; flex-direction: column; gap: .15rem;
  margin-top: 2.5rem; padding: 1.1rem 1.25rem;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-left-width: 4px; border-radius: var(--radius);
  background: var(--accent-soft); color: inherit; text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.next-step:hover { border-color: var(--accent); transform: translateX(2px); }
.next-step__label {
  font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; color: var(--accent);
}
.next-step__title { font-size: 1.1rem; }
.next-step__title::after { content: " →"; color: var(--accent); }
.next-step__why { font-size: .9rem; color: var(--fg-muted); }
@media print { .next-step { display: none; } }

/* ------------------------------------------------------- omat luvut --- */

.profile__save {
  display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: 1rem 0 .5rem;
}
.profile__save select { width: auto; min-width: 12rem; margin: 0; }

.profile__list { display: grid; gap: .75rem; margin-top: 1rem; }

.profile__item {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: .85rem 1rem; background: var(--bg-soft);
}
.profile__head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
}
.profile__lift { font-weight: 600; }
.profile__value { font-variant-numeric: tabular-nums; font-size: 1.05rem; }
.profile__meta {
  margin: .2rem 0 0; font-size: .8rem; color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
}
.profile__item .link-button { margin-top: .4rem; font-size: .8rem; }

/* Kehityskäyrä. Ei kirjastoa, pelkkä SVG. */
.spark { display: block; width: 100%; height: auto; max-height: 96px; margin: .6rem 0 .2rem; overflow: visible; }
.spark__line { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.spark__dot { fill: var(--accent); }

/* Esitäytön merkintä muissa laskureissa. */
.hint--prefill {
  display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; margin-top: .35rem;
}
.hint--prefill select {
  width: auto; margin: 0; padding: .2rem .4rem; font-size: .8rem;
}

/* Liikkeiden tasapaino. */
.profile__balance { margin-top: 1.25rem; }
.profile__balance .subhead { margin: 0 0 .6rem; }
.balance__row {
  display: grid; grid-template-columns: 9rem 1fr auto; gap: .6rem;
  align-items: center; margin-bottom: .4rem; font-size: .88rem;
}
.balance__track {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 999px; height: .55rem; overflow: hidden;
}
.balance__bar { display: block; height: 100%; background: var(--accent); border-radius: 999px; }
.balance__bar--low { background: var(--warn); }
.balance__level { color: var(--fg-muted); font-size: .8rem; white-space: nowrap; }

@media (max-width: 30rem) {
  .balance__row { grid-template-columns: 1fr auto; }
  .balance__track { grid-column: 1 / -1; order: 3; }
}

/* Varmuuskopiointi. */
.profile__tools {
  display: flex; flex-wrap: wrap; gap: 1rem;
  margin-top: 1.25rem; padding-top: .9rem; border-top: 1px solid var(--line);
}

/* ------------------------------------------------------- salikäyttö ---- */
/* Kuormasolu, kuittausrasti, ± -painikkeet ja salinäkymä. Kaikki mitoitettu
   niin, että osumakohta on vähintään 44 px myös kapealla näytöllä.        */

.chip-row { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .6rem; }
.chip {
  font: inherit; font-size: .85rem; font-weight: 600; cursor: pointer;
  padding: .45rem .8rem; min-height: 2.25rem; border-radius: 999px;
  border: 1px solid var(--line); background: var(--bg); color: var(--fg);
  font-variant-numeric: tabular-nums;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.is-active { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }

/* Kuormasolu: paino ja sen alla levyerittely, koko solu painikkeena. */
.data-table td.cell-load { padding: 0; }
.load-cell {
  display: flex; flex-direction: column; align-items: flex-start; gap: .1rem;
  width: 100%; min-height: 2.75rem; padding: .45rem .8rem;
  font: inherit; text-align: left; cursor: pointer;
  background: none; border: 0; color: inherit;
  font-variant-numeric: tabular-nums;
}
.load-cell:hover { background: var(--accent-soft); }
.load-cell:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.load-cell__w { font-weight: 600; }
.load-cell__p { font-size: .74rem; color: var(--fg-muted); letter-spacing: .01em; }

/* Kuitatut sarjat. */
.data-table th .set-done {
  width: 1.1rem; height: 1.1rem; margin-right: .5rem; vertical-align: -.15rem;
  accent-color: var(--accent); cursor: pointer;
}
.set-number { font-variant-numeric: tabular-nums; }
.data-table tr.is-done th, .data-table tr.is-done td { opacity: .45; }
.data-table tr.is-done .load-cell__w { text-decoration: line-through; }

/* ± -painikkeet painokenttiin. */
.stepper { display: flex; gap: .35rem; flex: 1; min-width: 0; }
.stepper input { flex: 1; min-width: 0; }
.stepper__btn {
  flex: 0 0 2.75rem; min-height: 2.75rem;
  font: inherit; font-size: 1.2rem; font-weight: 600; line-height: 1; cursor: pointer;
  border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg-soft); color: var(--fg);
}
.stepper__btn:hover { border-color: var(--accent); color: var(--accent); }

/* Salinäkymä: yksi luku, luettavissa telineen takaa. */
body.has-gym-view { overflow: hidden; }
.gym-view {
  position: fixed; inset: 0; z-index: 50;
  display: flex; align-items: center; justify-content: center;
  padding: 1rem; background: rgba(8, 10, 14, .78);
}
.gym-view[hidden] { display: none; }
.gym-view__inner {
  position: relative; width: 100%; max-width: 26rem;
  max-height: 100%; overflow-y: auto; text-align: center;
  padding: 1.5rem 1.25rem 1.25rem; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.gym-view__close {
  position: absolute; top: .5rem; right: .5rem;
  width: 2.75rem; height: 2.75rem; font-size: 1.1rem; line-height: 1; cursor: pointer;
  background: none; border: 0; color: var(--fg-muted); border-radius: 8px;
}
.gym-view__close:hover { color: var(--fg); background: var(--bg-soft); }
.gym-view__label {
  margin: 0; font-size: .8rem; text-transform: uppercase;
  letter-spacing: .06em; color: var(--fg-muted);
}
.gym-view__weight {
  margin: .1rem 0 .4rem; font-weight: 700; line-height: 1.05;
  font-size: clamp(2.75rem, 2rem + 8vw, 4.5rem);
  font-variant-numeric: tabular-nums; letter-spacing: -.02em;
}
.gym-view__viz { justify-content: center; }
.gym-view__plates {
  margin: .2rem 0 0; font-size: .95rem; color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
}
.gym-view__timer { margin-top: 1.1rem; padding-top: .9rem; border-top: 1px solid var(--line); }
.gym-view__timer-label {
  margin: 0; font-size: .78rem; text-transform: uppercase;
  letter-spacing: .06em; color: var(--fg-muted);
}
.gym-view__clock {
  margin: .1rem 0 .5rem; font-size: 2.4rem; font-weight: 700;
  font-variant-numeric: tabular-nums; line-height: 1.1;
}
.gym-view.is-rested .gym-view__clock { color: var(--ok); }
.gym-view__presets { display: flex; flex-wrap: wrap; gap: .4rem; justify-content: center; margin-bottom: .75rem; }
.gym-view__timer .btn { min-height: 2.75rem; padding-inline: 1.5rem; }

@media print {
  .gym-view, .stepper__btn, .set-done { display: none !important; }
  .load-cell { padding: 0; }
}

/* Kapea näyttö: taulukot ovat vieritettäviä, mutta viisi saraketta mahtuu
   näkyviin kun soluista karsii turhan väljyyden. */
@media (max-width: 26rem) {
  .data-table th, .data-table td { padding: .5rem .5rem; }
  .load-cell { padding: .4rem .5rem; }
  .load-cell__p { font-size: .7rem; }
  .data-table th .set-done { margin-right: .35rem; }
}

/* ------------------------------------------------------- etusivun ilme -- */

.eyebrow {
  margin: 0 0 .5rem; font-size: .78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em; color: var(--accent);
}

/* Hero: teksti ja levykuva rinnakkain vasta kun tilaa on. Kapealla
   näytöllä kuva jää pois kokonaan – se on koriste, ei sisältöä. */
.hero--home { display: grid; gap: 1.5rem; align-items: center; }
.hero__text { min-width: 0; }
.hero__art { display: none; }

@media (min-width: 52rem) {
  .hero--home { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); }
  .hero__art { display: block; color: var(--accent); }
  .hero__art svg { width: 100%; height: auto; max-width: 22rem; margin-inline: auto; display: block; }
}

.hero__plate { fill: var(--bg-soft); }
.hero__rim { fill: none; stroke: var(--accent); stroke-width: 3; opacity: .55; }
.hero__groove { fill: none; stroke: var(--line); stroke-width: 10; }
.hero__hub { fill: var(--bg-card); stroke: var(--line); stroke-width: 2; }
.hero__bore { fill: var(--bg); }
.hero__holes circle { fill: var(--bg); stroke: var(--line); stroke-width: 2; }

/* Korttien kuvakkeet. Sävy erottaa laskurit toisistaan silmäiltäessä,
   mutta merkitys ei koskaan riipu väristä – otsikko kertoo saman. */
.card__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.75rem; height: 2.75rem; flex: 0 0 auto;
  border-radius: 10px; margin-bottom: .35rem;
  background: color-mix(in srgb, currentColor 14%, transparent);
}
.card__icon svg { width: 1.35rem; height: 1.35rem; }
.card__icon--onerm { color: #4c8dff; }
.card__icon--percent { color: #35b37e; }
.card__icon--plates { color: #a472f0; }
.card__icon--wendler { color: #e0a340; }
.card__icon--rpe { color: #ef6461; }
.card__icon--prilepin { color: #56a8d8; }
.card__icon--standards { color: #3fbfae; }

.card--wide {
  display: flex; align-items: center; gap: 1.1rem; flex-wrap: wrap;
  margin-top: 1rem; padding: 1.25rem;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-card); color: inherit; text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.card--wide:hover { border-color: var(--accent); transform: translateY(-2px); }
.card--wide > div { flex: 1 1 14rem; min-width: 0; }
.card--wide h3 { margin: 0; font-size: 1.05rem; }
.card--wide p { margin: .15rem 0 0; color: var(--fg-muted); font-size: .92rem; }
.card--wide .card__icon { margin-bottom: 0; }

/* Luottamusrivi. Ei lupauksia joita sivusto ei lunasta – sama sanoma
   kuin tietosuojaselosteessa ja sivujen vastuuvapauslauseessa. */
.trust {
  list-style: none; margin: 2rem 0 0; padding: 1.25rem;
  display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-card);
}
.trust li { display: flex; gap: .75rem; align-items: flex-start; }
.trust__mark {
  flex: 0 0 auto; width: .6rem; height: .6rem; margin-top: .45rem;
  border-radius: 50%; background: var(--accent);
}
.trust h3 { margin: 0; font-size: .95rem; }
.trust p { margin: .15rem 0 0; font-size: .87rem; color: var(--fg-muted); }

/* ---------------------------------------------------- laskurin rakenne -- */

/* Kaksi paneelia rinnakkain työpöydällä, allekkain kun tilaa on alle
   noin 21 rem per paneeli. auto-fit hoitaa vaihdon ilman katkaisukohtaa.
   min(21rem, 100%) on olennainen: ilman sitä sarake ei voi kutistua
   säiliötä kapeammaksi, ja 375 px:n näytöllä sivu vuotaisi yli reunan. */
.panel-grid {
  display: grid; gap: 1.25rem; align-items: start;
  grid-template-columns: repeat(auto-fit, minmax(min(21rem, 100%), 1fr));
}
.panel-grid > .calc-card { margin-bottom: 2rem; }

/* Numeroitu vaihe otsikossa. */
.calc-card__title { display: flex; align-items: center; gap: .6rem; }
.step {
  display: inline-flex; align-items: center; justify-content: center;
  flex: 0 0 auto; width: 1.6rem; height: 1.6rem; border-radius: 50%;
  font-size: .8rem; font-weight: 700; font-variant-numeric: tabular-nums;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

.btn--primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.btn--primary:hover { color: var(--accent-fg); filter: brightness(1.08); }

/* Tulosruutu: luku vasemmalle, tasomerkki oikealle. Merkki näytetään
   vain jos kehonpaino ja sukupuoli ovat tiedossa – muuten se olisi
   pelkkä kehu ilman katetta. */
.result--split { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.result--split > div:first-child { flex: 1 1 12rem; min-width: 0; }
.level-badge {
  display: flex; align-items: center; gap: .6rem;
  padding: .5rem .8rem; border-radius: 999px;
  background: var(--bg-card); border: 1px solid var(--line);
}
.level-badge[hidden] { display: none; }
.level-badge__level { font-size: .9rem; font-weight: 650; }
.level-badge__lift { display: block; font-size: .75rem; color: var(--fg-muted); font-weight: 400; }