/* anashaddadfit.com — shared styles (design v2). Brand values come from the
   fitness-content-studio skill; web-only additions are derived from them. */

@font-face {
  font-family: "Readex Pro";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/ReadexPro-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "Readex Pro";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/ReadexPro-SemiBold.woff2") format("woff2");
}

:root {
  --bg: #0e0e0e;
  --ink: #f5f1ea;
  --acc: #cf8f2e;
  --mut: #8d8b87;
  --ink-2: #b9b5ae;
  --ink-3: #d9d4cc;
  --card: #151413;
  --card-on: #1f1d1b;
  --tile: #1e1c1a;
  --tile-on: #2a2724;
  --line: rgba(245, 241, 234, 0.1);
  --line-2: rgba(245, 241, 234, 0.18);
  --line-on: rgba(245, 241, 234, 0.85);
  --err: #f0a08b;
  --r: 18px;
  --r-lg: 24px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --t-fast: 150ms;
  --t: 420ms;
  --wrap: 640px;
  --gutter: 20px;
  --bar-h: 94px;
  color-scheme: dark;
}

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

html {
  background: var(--bg);
  color: var(--ink);
  font-family: "Readex Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  overflow-x: clip;
  position: relative;
}

/* No double-tap zoom on controls; pinch zoom stays available */
button,
input,
a,
label,
summary,
[role="slider"] {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
button,
input {
  font: inherit;
  color: inherit;
}

/* Canvas: soft amber glow behind the top of the screen, plus film grain */
.glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.glow::before {
  content: "";
  position: absolute;
  left: 50%;
  top: var(--glow-y, -180px);
  width: 560px;
  height: 560px;
  margin-left: -280px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(207, 143, 46, 0.2), rgba(207, 143, 46, 0.05) 55%, rgba(207, 143, 46, 0));
  transition: top 600ms ease;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: url("/assets/img/grain.svg") repeat;
  background-size: 240px 240px;
  opacity: 0.14;
  mix-blend-mode: soft-light;
}

.icons {
  display: none;
}

/* Skip link + screen-reader text */
.sr {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.skip {
  position: absolute;
  inset-inline-start: var(--gutter);
  top: -100px;
  z-index: 20;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}
.skip:focus {
  top: 12px;
}

/* Layout */
.wrap {
  position: relative;
  z-index: 2;
  width: min(100% - 2 * var(--gutter), var(--wrap));
  margin-inline: auto;
}
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0 10px;
}
.brand {
  display: inline-flex;
  align-items: center;
  height: 36px;
  border-radius: 8px;
}
.brand img {
  display: block;
  width: 140px;
  height: auto;
}
.lang {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(245, 241, 234, 0.16);
  border-radius: 18px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  background: transparent;
  transition: background var(--t-fast), border-color var(--t-fast);
}
.lang:hover {
  background: var(--card);
  border-color: var(--line-2);
}

/* Segmented progress + visible label */
.progress {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 6px 0 0;
}
.progress[hidden] {
  display: none;
}
.segs {
  display: flex;
  gap: 5px;
}
.segs i {
  flex: 1 1 0;
  height: 3px;
  border-radius: 2px;
  background: rgba(245, 241, 234, 0.12);
  transition: background 300ms ease;
}
.segs i.on {
  background: var(--ink);
}
.qlabel {
  margin: 0;
  font-size: 13px;
  color: var(--mut);
}

/* Steps */
.app {
  padding-bottom: calc(var(--bar-h) + env(safe-area-inset-bottom, 0px));
}
.step {
  display: flex;
  flex-direction: column;
  padding: 34px 0 24px;
}
.step[hidden] {
  display: none;
}
.step h1,
.step h2 {
  margin: 0;
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.step h1 {
  font-size: clamp(2.1rem, 10vw, 2.6rem);
  line-height: 1.04;
}
.step h2 {
  font-size: clamp(1.7rem, 8vw, 2rem);
}
[dir="rtl"] .step h1,
[dir="rtl"] .step h2,
[dir="rtl"] .panel h3,
[dir="rtl"] .seo h2 {
  letter-spacing: 0;
  line-height: 1.3;
}
.sub {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink-2);
  text-wrap: pretty;
}
.note {
  margin: 14px 0 0;
  font-size: 14px;
  color: var(--mut);
}
.hint {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--mut);
}
.intro-cards {
  margin-top: 30px;
}

/* Choice cards (real radio inputs underneath) */
.cards {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  border: 0;
  min-width: 0;
}
.cards legend {
  padding: 0;
}
.card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--card);
  color: var(--ink);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.3;
  cursor: pointer;
  user-select: none;
  transition:
    transform var(--t-fast) ease,
    border-color 200ms ease,
    background 200ms ease;
}
.card input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}
.card:active {
  transform: scale(0.985);
}
.card .card-text {
  flex: 1 1 auto;
  min-width: 0;
}
.card .ic {
  flex: 0 0 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--tile);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 200ms ease;
}
.card .ic svg {
  width: 22px;
  height: 22px;
}
.card .tick {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  border: 1.5px solid rgba(245, 241, 234, 0.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg);
  transition: background 200ms ease, border-color 200ms ease;
}
.card .tick svg {
  width: 12px;
  height: 12px;
  opacity: 0;
  transition: opacity var(--t-fast);
}
.card:has(input:checked) {
  background: var(--card-on);
  border-color: var(--line-on);
}
.card:has(input:checked) .ic {
  background: var(--tile-on);
}
.card:has(input:checked) .tick {
  background: var(--ink);
  border-color: var(--ink);
}
.card:has(input:checked) .tick svg {
  opacity: 1;
}
.card:has(input:focus-visible) {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}
.card .meter {
  display: flex;
  gap: 3px;
  align-items: flex-end;
  height: 18px;
  flex: 0 0 auto;
}
.card .meter i {
  width: 4px;
  border-radius: 2px;
  background: rgba(245, 241, 234, 0.18);
}
.card .meter i:nth-child(1) { height: 6px; }
.card .meter i:nth-child(2) { height: 10px; }
.card .meter i:nth-child(3) { height: 14px; }
.card .meter i:nth-child(4) { height: 18px; }
.card .meter i.on {
  background: var(--ink);
}
.card .meter + .card-text {
  padding-inline-start: 4px;
  font-size: 16px;
}

/* Sex tiles */
.tiles {
  display: flex;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  border: 0;
}
.tiles legend {
  padding: 0;
}
.tile {
  position: relative;
  flex: 1 1 0;
  height: 132px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--card);
  display: flex;
  align-items: flex-end;
  font-size: 20px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  transition: transform var(--t-fast) ease, border-color 200ms ease, background 200ms ease;
}
.tile input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}
.tile:active {
  transform: scale(0.985);
}
.tile:has(input:checked) {
  border-color: var(--line-on);
  background: var(--card-on);
}
.tile:has(input:focus-visible) {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

/* Unit toggle */
.seg {
  display: inline-flex;
  align-self: flex-start;
  margin: 18px 0 0;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--card);
}
.seg label {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 16px;
  border-radius: 18px;
  color: var(--mut);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}
.seg input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}
.seg label:has(input:checked) {
  background: var(--ink);
  color: var(--bg);
}
.seg label:has(input:focus-visible) {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

/* Swipe rulers */
.rulers {
  display: flex;
  flex-direction: column;
  gap: 26px;
  margin: 26px 0 0;
}
.rulers[hidden] {
  display: none;
}
.rul-label {
  display: block;
  font-size: 14px;
  color: var(--mut);
}
.rul-value {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  margin: 6px 0 0;
  direction: ltr;
}
.rul-value input {
  width: 2ch;
  min-width: 1.2ch;
  max-width: 6ch;
  padding: 0;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-weight: 600;
  font-size: clamp(48px, 16vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  text-align: center;
  font-variant-numeric: tabular-nums;
  caret-color: var(--ink);
  transition: border-color var(--t-fast);
}
.rul-value input:focus {
  outline: none;
  border-bottom-color: var(--ink);
}
.rul-value .unit {
  font-size: 18px;
  color: var(--mut);
}
.rul-value .unit.tight {
  margin-inline-start: -2px;
  margin-inline-end: 8px;
}
.rul-track {
  position: relative;
  margin: 6px calc(-1 * var(--gutter)) 0;
}
.ruler {
  display: flex;
  overflow-x: scroll;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  padding: 0 calc(50% - 5px);
  height: 86px;
  align-items: flex-start;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  cursor: grab;
  touch-action: pan-x;
  mask-image: linear-gradient(90deg, transparent, #000 22%, #000 78%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 22%, #000 78%, transparent);
}
.ruler::-webkit-scrollbar {
  display: none;
}
.ruler:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: -2px;
  border-radius: 12px;
}
.ruler.dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}
.rt {
  flex: 0 0 10px;
  height: 86px;
  position: relative;
  scroll-snap-align: center;
}
.rt::before {
  content: "";
  position: absolute;
  left: 4.5px;
  top: 14px;
  width: 1px;
  height: 16px;
  background: rgba(245, 241, 234, 0.22);
}
.rt.mid::before {
  height: 24px;
  background: rgba(245, 241, 234, 0.35);
}
.rt.major::before {
  height: 34px;
  width: 1.5px;
  background: rgba(245, 241, 234, 0.6);
}
.tl {
  position: absolute;
  top: 56px;
  left: 5px;
  transform: translateX(-50%);
  font-size: 12px;
  color: var(--mut);
  white-space: nowrap;
  direction: ltr;
}
.needle {
  position: absolute;
  left: 50%;
  top: 6px;
  width: 3px;
  height: 48px;
  margin-left: -1.5px;
  border-radius: 2px;
  background: var(--acc);
  pointer-events: none;
  box-shadow: 0 0 18px rgba(207, 143, 46, 0.55);
}
.err {
  min-height: 1.4em;
  margin: 8px 0 0;
  color: var(--err);
  font-size: 0.92rem;
  text-align: center;
}

/* Sticky bottom action bar (thumb zone) */
.bar {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 10;
  padding: 12px var(--gutter) calc(20px + env(safe-area-inset-bottom, 0px));
  background: linear-gradient(180deg, rgba(14, 14, 14, 0), var(--bg) 30%);
  pointer-events: none;
}
.bar[hidden] {
  display: none;
}
.bar-in {
  display: flex;
  gap: 10px;
  width: min(100%, var(--wrap));
  margin-inline: auto;
  pointer-events: auto;
}
.icon-btn {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(245, 241, 234, 0.14);
  border-radius: 28px;
  background: var(--card);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--t-fast) ease, background var(--t-fast);
}
.icon-btn svg {
  width: 20px;
  height: 20px;
}
.icon-btn:active {
  transform: scale(0.96);
}
.icon-btn[hidden] {
  display: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 56px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 28px;
  font-weight: 600;
  font-size: 17px;
  text-decoration: none;
  cursor: pointer;
  transition:
    background var(--t-fast),
    color var(--t-fast),
    transform var(--t-fast) ease,
    border-color var(--t-fast),
    opacity 200ms ease;
}
.btn:active {
  transform: scale(0.98);
}
.btn.primary {
  flex: 1 1 auto;
  background: var(--ink);
  color: var(--bg);
}
.btn.primary:hover {
  background: #fff;
}
.btn.primary:disabled {
  opacity: 0.28;
  cursor: default;
  transform: none;
}
.btn.primary[hidden] {
  display: none;
}
.btn.ghost {
  min-height: 52px;
  border-radius: 26px;
  background: transparent;
  border-color: var(--line-2);
  color: var(--ink);
  font-size: 16px;
}
.btn.ghost:hover {
  background: var(--card);
}
.btn svg {
  width: 18px;
  height: 18px;
}
.ar-back {
  transform: scaleX(-1);
}
[dir="rtl"] .ar-back {
  transform: none;
}
[dir="rtl"] .ar-next {
  transform: scaleX(-1);
}

/* Focus (keyboard) */
:where(a, button, input, summary):focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: 6px;
}
.btn:focus-visible,
.lang:focus-visible,
.icon-btn:focus-visible {
  border-radius: 999px;
}
.focus-target:focus {
  outline: none;
}

/* ---------- Result ---------- */
.result {
  padding: 26px 0 32px;
}
.eyebrow {
  margin: 0;
  font-size: 15px;
  color: var(--mut);
}
.big {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 4px 0 0;
  color: var(--acc);
  font-weight: 600;
  font-size: clamp(4.4rem, 23vw, 5.75rem);
  line-height: 1;
  letter-spacing: -0.045em;
  font-variant-numeric: tabular-nums;
}
[dir="rtl"] .big {
  direction: ltr;
  justify-content: flex-end;
}
.big .u {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0;
}
.pace {
  margin: 14px 0 0;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.35;
}
.why {
  margin: 6px 0 0;
  color: var(--mut);
  font-size: 15px;
  line-height: 1.5;
}
.limit {
  margin: 12px 0 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.5;
}
.limit[hidden] {
  display: none;
}

/* Macro donut card */
.macro-card {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 26px 0 0;
  padding: 20px;
  border: 1px solid rgba(245, 241, 234, 0.08);
  border-radius: var(--r-lg);
  background: var(--card);
}
.donut {
  flex: 0 0 128px;
  width: 128px;
  height: 128px;
}
.donut circle {
  transition: stroke-dasharray 600ms var(--ease), stroke-dashoffset 600ms var(--ease);
}
.donut text {
  font-family: inherit;
  font-size: 11px;
  fill: var(--mut);
}
.legend {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: 0;
}
.legend li {
  display: flex;
  align-items: center;
  gap: 10px;
}
.legend .sw {
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--ink);
}
.legend li:nth-child(2) .sw {
  background: rgba(245, 241, 234, 0.55);
}
.legend li:nth-child(3) .sw {
  background: rgba(245, 241, 234, 0.28);
}
.legend .lt {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.legend .l {
  font-size: 14px;
  line-height: 1.3;
  color: var(--ink-2);
}
/* Secondary label for advanced lifters, computed from the numbers shown */
.legend .sub {
  min-height: 15px;
  font-size: 12px;
  line-height: 1.25;
  color: var(--mut);
  white-space: nowrap;
}
.legend .g {
  font-size: 20px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.legend .g small {
  font-size: 13px;
  font-weight: 400;
  color: var(--mut);
  margin-inline-start: 3px;
}

.tip {
  margin: 18px 0 0;
  padding: 0 4px;
  color: var(--ink-3);
  font-size: 15px;
  line-height: 1.55;
}

.panel {
  margin: 22px 0 0;
  padding: 20px 20px 8px;
  border: 1px solid rgba(245, 241, 234, 0.08);
  border-radius: var(--r-lg);
  background: var(--card);
}
.panel h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.25;
}
.panel .how {
  margin: 8px 0 12px;
  color: var(--mut);
  font-size: 14px;
  line-height: 1.5;
}
.check {
  margin: 0;
  padding: 0;
  list-style: none;
}
.check .head {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 12px;
  padding: 8px 0;
  color: var(--mut);
  font-size: 12px;
  border-top: 1px solid rgba(245, 241, 234, 0.08);
}
.check li {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid rgba(245, 241, 234, 0.08);
  font-size: 14px;
  line-height: 1.35;
  color: var(--ink-2);
}
.check .ic {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--tile);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
}
.check .ic svg {
  width: 14px;
  height: 14px;
}
.check .do {
  text-align: end;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}
.check .do small {
  display: block;
  color: var(--mut);
  font-weight: 400;
  font-size: 12px;
}
.check .do small[hidden],
.check .do .act[hidden],
.check .do .act-floor[hidden] {
  display: none;
}
.check .do .act-floor {
  display: block;
  max-width: 8.5em;
  white-space: normal;
  line-height: 1.3;
  font-size: 0.92rem;
}
.ifs {
  margin: 8px 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.ifs li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--tile);
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-2);
}
.ifs li b {
  display: block;
  color: var(--ink);
  font-weight: 600;
}

/* Folds */
.folds {
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
}
details {
  border-bottom: 1px solid var(--line);
}
summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 58px;
  padding: 10px 2px;
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  list-style: none;
}
summary::-webkit-details-marker {
  display: none;
}
summary > span {
  flex: 1 1 auto;
}
summary .chev {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  color: var(--mut);
  transition: transform 300ms var(--ease);
}
details[open] summary .chev {
  transform: rotate(180deg);
}
.fold-body {
  padding: 4px 2px 22px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.6;
}
.fold-body p {
  margin: 0 0 12px;
}
.fold-body ul {
  margin: 8px 0 12px;
  padding-inline-start: 20px;
}
.fold-body li {
  margin: 0 0 8px;
}
.fold-body .ex {
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--card);
  font-variant-numeric: tabular-nums;
  font-size: 0.9rem;
}
.fold-body .signoff {
  color: var(--ink);
  font-weight: 600;
}
.nw {
  white-space: nowrap;
}
.sources li {
  margin: 0 0 12px;
}
.sources .claim {
  display: block;
  color: var(--ink);
}
.sources .cite {
  display: block;
  color: var(--mut);
  font-size: 0.86rem;
  line-height: 1.45;
  text-align: start;
  unicode-bidi: isolate;
}
[dir="rtl"] .sources .cite {
  text-align: right;
}

/* Adjust panel */
.adj {
  display: grid;
  gap: 14px;
}
.adj-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
}
.adj-row .lbl {
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
}
.adj-row .lbl small {
  display: block;
  color: var(--mut);
  font-weight: 400;
  font-size: 13px;
}
.adj-ctl {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
}
.adj-ctl output {
  min-width: 5.2ch;
  text-align: center;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  direction: ltr;
  unicode-bidi: isolate;
}
.stp {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: var(--tile);
  color: var(--ink);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background var(--t-fast), transform var(--t-fast) ease;
}
.stp svg {
  width: 16px;
  height: 16px;
}
.stp:active {
  transform: scale(0.94);
}
.stp:disabled {
  opacity: 0.3;
  cursor: default;
  transform: none;
}
.kv {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--card);
  color: var(--ink);
  font-weight: 600;
}

.result .actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 24px 0 0;
}
.result .actions .btn {
  width: 100%;
}
.foot {
  margin: 20px 0 0;
  display: grid;
  gap: 12px;
}
.ig {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  color: var(--ink-2);
  text-decoration: none;
  font-weight: 600;
  width: fit-content;
}
.ig:hover {
  color: var(--ink);
}
.ig svg {
  width: 20px;
  height: 20px;
}
.disc {
  margin: 0;
  color: var(--mut);
  font-size: 13px;
  line-height: 1.5;
}

/* Number and unit stay together; Latin runs keep their direction */
bdi,
.ltr {
  unicode-bidi: isolate;
}
.pace bdi,
.check bdi,
.tip bdi,
.ifs bdi,
.limit bdi,
.kv bdi {
  white-space: nowrap;
}

/* ---------- Stop screen (under 18) ---------- */
.stop .sub {
  max-width: 34ch;
}

/* ---------- Save-image fallback overlay ---------- */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(14, 14, 14, 0.94);
}
.overlay[hidden] {
  display: none;
}
.overlay-box {
  display: grid;
  gap: 14px;
  justify-items: center;
  width: min(100%, 360px);
}
.overlay img {
  display: block;
  width: 100%;
  max-height: 70dvh;
  object-fit: contain;
  border-radius: 14px;
  border: 1px solid var(--line);
}
.overlay p {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  text-align: center;
}
html.no-scroll,
html.no-scroll body {
  overflow: hidden;
}

/* ---------- SEO content ---------- */
.seo {
  padding: 56px 0 24px;
  border-top: 1px solid var(--line);
}
.seo h2 {
  margin: 0 0 10px;
  font-size: clamp(1.4rem, 5.4vw, 1.8rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.seo section + section {
  margin-top: 36px;
}
.seo p {
  margin: 0;
  color: var(--ink-2);
  line-height: 1.6;
}
.faq details {
  border-bottom: 1px solid var(--line);
}
.faq details:first-of-type {
  border-top: 1px solid var(--line);
}
.faq summary {
  font-size: 15px;
}
.faq .fold-body {
  padding-top: 0;
}

/* ---------- Motion ---------- */
@keyframes scr-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes vt-out {
  to {
    opacity: 0;
  }
}
.result > .rv:nth-child(1) { --i: 0; }
.result > .rv:nth-child(2) { --i: 1; }
.result > .rv:nth-child(3) { --i: 2; }
.result > .rv:nth-child(4) { --i: 3; }
.result > .rv:nth-child(5) { --i: 4; }
.result > .rv:nth-child(6) { --i: 5; }
.result > .rv:nth-child(7) { --i: 6; }
@media (prefers-reduced-motion: no-preference) {
  .step.enter {
    animation: scr-in var(--t) var(--ease) both;
  }
  .result.enter .rv {
    animation: scr-in 600ms var(--ease) both;
    animation-delay: calc(var(--i) * 80ms);
  }
  ::view-transition-old(root) {
    animation: 160ms ease-out both vt-out;
  }
  ::view-transition-new(root) {
    animation: var(--t) var(--ease) both scr-in;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

@media (max-width: 359px) {
  .macro-card {
    gap: 14px;
    padding: 16px;
  }
  .donut {
    flex-basis: 104px;
    width: 104px;
    height: 104px;
  }
}

/* ---------- Short phones (e.g. 375x667): both rulers above the bar ---------- */
@media (max-height: 700px) and (max-width: 699px) {
  .top {
    padding: 14px 0 6px;
  }
  .progress {
    gap: 6px;
  }
  .step {
    padding: 18px 0 16px;
  }
  .step h2 {
    font-size: 1.55rem;
  }
  .seg {
    margin-top: 12px;
  }
  .seg label {
    min-height: 32px;
  }
  .rulers {
    gap: 8px;
    margin-top: 12px;
  }
  .rul-value {
    margin-top: 0;
  }
  .rul-value input {
    font-size: 44px;
    line-height: 1.05;
  }
  .rul-track {
    margin-top: 0;
  }
  .ruler,
  .rt {
    height: 66px;
  }
  .rt::before {
    top: 8px;
  }
  .tl {
    top: 44px;
  }
  .needle {
    top: 2px;
    height: 40px;
  }
  .err {
    margin-top: 2px;
    min-height: 1.2em;
  }
  .card {
    padding: 13px 16px;
  }
  .tile {
    height: 112px;
  }
}

/* ---------- Wider screens: centred column ---------- */
@media (min-width: 700px) {
  :root {
    --gutter: 32px;
  }
  .top {
    padding: 28px 0 12px;
  }
  .brand img {
    width: 160px;
  }
  .step {
    padding: 44px 0 32px;
  }
  .step h1 {
    font-size: 3.2rem;
  }
  .step h2 {
    font-size: 2.3rem;
  }
  .rul-track {
    margin-inline: 0;
  }
  .ruler {
    border-radius: 16px;
  }
  .result .actions {
    flex-direction: row;
  }
}