/* Mad Lashes Studio — design system v2 (brand-faithful to madlashesco.com). See DESIGN-NOTES.md. */
:root {
  /* colour */
  --c-bg: #ffffff;
  --c-surface: #ffffff;
  --c-surface-2: #f6f6f6;
  --c-tint: rgba(51, 50, 50, 0.05);
  --c-text: #3a3a3a;
  --c-body: #333232;
  --c-muted: #6b6b6b;
  --c-subtle: #8f8f8f;
  --c-line: #ebebeb;
  --c-field: #cccccc;
  --c-field-strong: #b3b3b3;
  --c-primary: #3a3a3a;
  --c-primary-hover: #212121;
  --c-primary-focus: #606060;
  --c-on-primary: #ffffff;
  --c-accent: #ff13a6;
  --c-accent-tint: #ffecfa;
  --c-accent-focus: #ffb9ed;
  --c-stage: #121212;
  --c-stage-2: #1b1b1b;
  --c-on-stage: #ffffff;
  --c-success: #2e7d4f;
  --c-error: #c0392b;
  --c-error-tint: #fdecea;
  /* space */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px;
  /* type */
  --font-head: Helvetica, Arial, sans-serif;
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --t-xs: 11px; --t-sm: 13px; --t-md: 15px; --t-lg: 18px; --t-xl: 22px;
  --track-head: 0.1em;
  --track-btn: 0.08em;
  /* shape */
  --border: 1px solid var(--c-line);
  --radius: 2px;
  --radius-sheet: 12px;
  --focus-ring: 0 0 0 2px var(--c-bg), 0 0 0 4px var(--c-primary-focus);
  --icon: 20px;
  --icon-stroke: 1.5;
  --target: 44px;
  /* motion */
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --t: 180ms;
  /* shell */
  --header-h: 56px;
  --tabbar: 58px;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  --gutter: var(--s4);
}

/* Mad Lashes Studio: "noir" theme CANDIDATE (not approved; Alec directs the final pass).
   Token-only: dark surfaces, white text, the existing pink unchanged. Photo/camera stage, lash previews,
   the logo tile and the printable blueprint are not touched. Enable with <html data-theme="noir">. */
:root[data-theme="noir"] {
  --c-bg: #000000;            /* the same black as the splash: no seam between the intro and the app */
  --c-surface: #0a0a0a;
  --c-surface-2: #141414;
  --c-tint: rgba(255, 255, 255, 0.06);
  --c-text: #f4f4f4;
  --c-body: #e4e4e4;
  --c-muted: #a6a6a6;
  --c-subtle: #7f7f7f;
  --c-line: #262626;
  --c-field: #3b3b3b;
  --c-field-strong: #555555;
  --c-primary: #f4f4f4;          /* primary buttons invert to white, as they already do on the dark stage */
  --c-primary-hover: #ffffff;
  --c-primary-focus: #9a9a9a;
  --c-on-primary: #000000;
  --c-accent: #ff13a6;           /* unchanged brand pink */
  --c-accent-tint: rgba(255, 19, 166, 0.16);
  --c-accent-focus: #ffb9ed;
  --c-stage: #000000;
  --c-stage-2: #0a0a0a;
  --c-error-tint: rgba(192, 57, 43, 0.18);
  color-scheme: dark;
}
:root[data-theme="noir"] body { background: var(--c-bg); color: var(--c-body); }
html, body { background: #000000; min-height: 100dvh; }
body { padding-bottom: var(--safe-b); }
:root[data-theme="noir"] .closeup__label,
:root[data-theme="noir"] .empty .btn--primary { color: #111111; } /* dark text on the white pills/buttons over the stage */

*, *::before, *::after { box-sizing: border-box; }
html, body {
  height: 100%;
  margin: 0;
  background: var(--c-bg);
  color: var(--c-body);
  font: 400 var(--t-md)/1.45 var(--font-ui);
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  overflow: hidden;
  overscroll-behavior: none;
}
body { position: fixed; inset: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
button { -webkit-tap-highlight-color: transparent; cursor: pointer; }
button:disabled { cursor: default; }
[hidden] { display: none !important; }
:focus-visible { outline: none; box-shadow: var(--focus-ring); }
svg { display: block; flex: none; }
a { color: inherit; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; margin: -1px; }
.num, output, .stepper__value, .field__value { font-variant-numeric: tabular-nums; }

/* ------------------------------------------------------------------ type */
.eyebrow, .field__label {
  margin: 0;
  font: 700 var(--t-xs)/1.3 var(--font-head);
  letter-spacing: var(--track-head);
  text-transform: uppercase;
  color: var(--c-text);
}
.eyebrow--center { text-align: center; }
.hint, .meta { margin: var(--s2) 0 0; font-size: var(--t-sm); line-height: 1.45; color: var(--c-muted); }
.meta { margin: 0; }
.body { margin: var(--s2) 0 0; color: var(--c-body); font-size: var(--t-md); line-height: 1.6; }
.h-title {
  margin: 0;
  font: 700 var(--t-lg)/1.2 var(--font-head);
  letter-spacing: var(--track-head);
  text-transform: uppercase;
  color: var(--c-text);
}

/* ------------------------------------------------------------------ shell */
.app { position: fixed; inset: 0; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; background: var(--c-bg); }
.app > .topbar { grid-row: 1; }
.app > .workspace { grid-row: 2; }
.app > .tabbar { grid-row: 3; }
.splash { grid-row: 1 / -1; display: grid; place-items: center; height: 100%; background: #000; }
.splash img { width: min(86vw, 460px); opacity: 0; }

.topbar {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: var(--s3);
  height: calc(var(--header-h) + var(--safe-t));
  padding: var(--safe-t) calc(var(--s3) + var(--safe-r)) 0 calc(var(--s3) + var(--safe-l));
  background: var(--c-surface); border-bottom: var(--border);
  position: relative; z-index: 20;
}
.brand { display: flex; align-items: center; gap: var(--s3); min-width: 0; }
.brand__mark { width: 36px; height: 36px; display: block; border-radius: var(--radius); }
.brand__word { font: 700 var(--t-sm)/1 var(--font-head); letter-spacing: 0.16em; text-transform: uppercase; color: var(--c-text); white-space: nowrap; }
.topbar__center { display: flex; justify-content: center; }
.topbar__right { display: flex; align-items: center; justify-content: flex-end; gap: var(--s2); min-width: 0; }
.engine-status {
  display: inline-flex; align-items: center; gap: 6px;
  font: 700 10px/1 var(--font-head); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--c-muted); white-space: nowrap;
}
.engine-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--c-field); flex: none; }
.engine-status[data-state="ready"]::before { background: var(--c-success); }
.engine-status[data-state="loading"]::before { animation: pulse 1.1s ease-in-out infinite; }
.engine-status[data-state="error"] { color: var(--c-error); }
.engine-status[data-state="error"]::before { background: var(--c-error); }
.test-badge { font: 700 9px/1 var(--font-head); letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-accent); border: 1px solid var(--c-accent); padding: 4px 5px 3px; border-radius: var(--radius); white-space: nowrap; }
.icon-btn {
  display: inline-grid; place-items: center; width: var(--target); height: var(--target);
  border: 0; background: none; color: var(--c-text); border-radius: var(--radius);
}
.icon-btn:hover { background: var(--c-tint); }
.icon-btn svg { width: var(--icon); height: var(--icon); }

.workspace { position: relative; min-height: 0; display: grid; overflow: clip; }

/* ------------------------------------------------------------------ segmented / tabs (shared look) */
.seg { display: flex; gap: var(--s4); overflow-x: auto; scrollbar-width: none; border-bottom: var(--border); }
.seg::-webkit-scrollbar { display: none; }
.seg__opt {
  flex: none; position: relative; min-height: var(--target); min-width: var(--target); padding: 0 2px;
  border: 0; background: none; color: var(--c-muted); text-align: center;
  font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase;
}
.seg__opt:hover { color: var(--c-text); }
.seg__opt.is-active { color: var(--c-text); }
.seg__opt.is-active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--c-accent); }
.seg--compact { border-bottom: 0; gap: var(--s3); }
/* Value segments (curl, volume, compare) share the row evenly so nothing is clipped in narrow inspectors. */
.panel .seg { gap: 0; }
.panel .seg__opt { flex: 1 1 0; }
/* Curl letters read as values, not labels. */
[data-testid="curl-all"] .seg__opt, [data-testid="sec-curl"] .seg__opt, .spike .seg__opt { font: 600 var(--t-md)/1 var(--font-ui); letter-spacing: 0; text-transform: none; }

/* The Photo/Live mode switch is an outline pair like the website's buttons. */
.topbar__center .seg { border: 1px solid var(--c-primary); border-radius: var(--radius); gap: 0; padding: 0; }
.topbar__center .seg__opt { min-height: 44px; min-width: 64px; padding: 0 var(--s3); color: var(--c-text); }
.topbar__center .seg__opt.is-active { background: var(--c-primary); color: var(--c-on-primary); }
.topbar__center .seg__opt.is-active::after { display: none; }

/* ------------------------------------------------------------------ preview column */
.preview { position: relative; min-height: 0; min-width: 0; display: grid; grid-template-rows: auto minmax(0, 1fr) auto auto; background: var(--c-stage); }
.toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: var(--s3);
  height: 46px; padding: 0 var(--s2) 0 var(--s4);
  background: var(--c-surface); border-bottom: var(--border);
}
.toolbar.is-disabled .toolbar__tools, .toolbar.is-disabled .seg { opacity: 0.4; pointer-events: none; }
.toolbar .seg { border-bottom: 0; }
.toolbar__tools { display: flex; align-items: center; gap: 0; }
.tool {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: var(--target); min-width: var(--target); padding: 0 var(--s2);
  border: 0; background: none; color: var(--c-muted); position: relative;
  font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase;
}
.tool svg { width: 18px; height: 18px; }
.tool:hover { color: var(--c-text); }
.tool.is-active { color: var(--c-text); }
.tool.is-active::after { content: ""; position: absolute; left: var(--s2); right: var(--s2); bottom: 6px; height: 2px; background: var(--c-accent); }

.stage { position: relative; overflow: clip; min-height: 0; background: var(--c-stage); touch-action: none; user-select: none; -webkit-user-select: none; }
.stage__base, .stage__lash-canvas, .stage__debug { position: absolute; inset: 0; width: 100%; height: 100%; }
.stage__lashes, .stage__debug { position: absolute; inset: 0; pointer-events: none; }
.stage.is-panning { cursor: grabbing; }
.stage__overlay { position: absolute; inset: 0; pointer-events: none; }
.stage__overlay > * { pointer-events: auto; }

.stage__divider { position: absolute; top: 0; bottom: 0; width: var(--target); margin-left: -22px; cursor: ew-resize; touch-action: none; z-index: 3; }
.stage__divider::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; margin-left: -1px; background: var(--c-on-stage); box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.25); }
.stage__divider-knob { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: flex; background: var(--c-surface); border-radius: var(--radius); font: 700 10px/1 var(--font-head); letter-spacing: var(--track-btn); box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3); }
.stage__divider-knob span { padding: 7px 8px 6px; color: var(--c-muted); }
.stage__divider-knob span + span { color: var(--c-text); border-left: var(--border); }

.stage__handles { position: absolute; inset: 0; pointer-events: none; z-index: 4; }
.handle { position: absolute; left: 0; top: 0; width: 56px; height: 56px; margin: -28px 0 0 -28px; display: grid; place-items: center; border: 0; padding: 0; background: transparent; pointer-events: none; touch-action: none; }
.handle__dot { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--c-on-stage); background: rgba(58, 58, 58, 0.35); box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35); transition: transform 120ms var(--ease); }
.handle--arch .handle__dot { width: 22px; height: 22px; }
.handle--offset .handle__dot { border-color: var(--c-accent); }
.handle.is-dragging .handle__dot, .handle:focus-visible .handle__dot { transform: scale(1.25); background: rgba(255, 19, 166, 0.35); }
.handle:focus-visible { box-shadow: none; }

.empty {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--s4); padding: var(--s5) var(--gutter); text-align: center; color: var(--c-on-stage);
  background: radial-gradient(90% 70% at 50% 45%, #242424 0%, var(--c-stage) 70%);
}
.empty__mark { width: 88px; height: 88px; border-radius: var(--radius); }
.empty .eyebrow { color: rgba(255, 255, 255, 0.72); }
.empty__title { margin: 0; font: 700 var(--t-xl)/1.25 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; color: var(--c-on-stage); }
.empty__title em { font-style: normal; color: var(--c-accent-focus); }
.empty__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s3); margin-top: var(--s2); }
.empty .btn--primary { background: var(--c-on-stage); color: var(--c-text); border-color: var(--c-on-stage); }
.empty .btn--primary:hover { background: #f0f0f0; }
.empty .btn--line { color: var(--c-on-stage); border-color: var(--c-on-stage); }
.empty .btn--line:hover { background: rgba(255, 255, 255, 0.1); }
.empty__note { margin: 0; font-size: var(--t-sm); color: rgba(255, 255, 255, 0.6); }

.busy { position: absolute; left: 0; right: 0; top: 0; opacity: 0; transition: opacity var(--t) var(--ease); pointer-events: none !important; }
.busy.is-visible { opacity: 1; }
.busy__bar { display: block; height: 2px; background: linear-gradient(90deg, transparent, var(--c-accent), transparent) no-repeat; background-size: 40% 100%; animation: sweep 1.1s linear infinite; }
.busy__text { display: inline-block; margin: var(--s3) 0 0 var(--s3); padding: 6px 10px 5px; background: var(--c-surface); border-radius: var(--radius); font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-text); }
.live-status { position: absolute; left: 50%; top: var(--s3); transform: translateX(-50%); margin: 0; max-width: calc(100% - 24px); padding: 8px 12px; background: var(--c-surface); border-radius: var(--radius); font-size: var(--t-sm); color: var(--c-text); text-align: center; box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2); }

.livebar { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: var(--s3); padding: var(--s2) var(--s3); background: var(--c-surface); border-top: var(--border); }
.livebar__side { display: flex; align-items: center; gap: var(--s1); min-width: 0; }
.livebar__side--end { justify-content: flex-end; }
.shutter { width: 58px; height: 58px; border-radius: 50%; border: 2px solid var(--c-primary); background: var(--c-surface); display: grid; place-items: center; padding: 0; }
.shutter__ring { width: 44px; height: 44px; border-radius: 50%; background: var(--c-primary); transition: transform 120ms var(--ease); }
.shutter:active .shutter__ring { transform: scale(0.9); }

.closeup { position: relative; height: 140px; background: var(--c-stage); }
.closeup::after { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; margin-left: -1px; background: var(--c-surface); }
.closeup__base, .closeup__lash-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.closeup__lashes { position: absolute; inset: 0; pointer-events: none; }
.closeup__label { position: absolute; top: 6px; padding: 3px 5px 2px; background: rgba(255, 255, 255, 0.92); border-radius: var(--radius); font: 700 9px/1 var(--font-head); letter-spacing: var(--track-btn); color: var(--c-text); }
.closeup__label--r { left: 6px; }
.closeup__label--l { left: calc(50% + 7px); }

/* ------------------------------------------------------------------ inspector / panel */
.controls { position: relative; min-height: 0; display: flex; flex-direction: column; background: var(--c-surface); }
.sheet-grip, .peek-line { display: none; }
.tabs { display: flex; gap: var(--s4); padding: 0 var(--gutter); border-bottom: var(--border); overflow-x: auto; scrollbar-width: none; flex: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs__tab {
  display: inline-flex; flex: none; align-items: center; justify-content: center; min-height: 48px; min-width: var(--target); padding: 0;
  border: 0; background: none; color: var(--c-muted); position: relative;
  font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; white-space: nowrap;
}
.tabs__tab svg { display: none; }
.tabs__tab:hover { color: var(--c-text); }
.tabs__tab.is-active { color: var(--c-text); }
.tabs__tab.is-active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--c-accent); }
.panels { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; scrollbar-width: thin; scrollbar-color: var(--c-field) transparent; }
.panel { padding: 0 var(--gutter) calc(var(--s6) + var(--safe-b)); }
.panel__intro { display: none; }
.panel-section { padding: var(--s4) 0 var(--s5); border-bottom: var(--border); }
.panel-section:last-child { border-bottom: 0; }
.panel-section__head { margin-bottom: var(--s3); }
.panel-section__head--row { display: flex; align-items: center; justify-content: space-between; gap: var(--s3); }
.panel-section__title { margin: var(--s1) 0 0; font: 700 var(--t-md)/1.25 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-text); }
.panel-section > .eyebrow:first-child { margin-bottom: var(--s3); }
.panel-section__head .eyebrow { color: var(--c-muted); }

/* ------------------------------------------------------------------ controls */
.field { display: block; margin: var(--s4) 0 0; }
.field__row { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s3); }
.field__value { font: 600 var(--t-md)/1 var(--font-ui); color: var(--c-text); }
.field > .seg, .field > .text, .field > .select { margin-top: var(--s2); }

.range { -webkit-appearance: none; appearance: none; width: 100%; height: var(--target); margin: 0; background: transparent; cursor: pointer; --pct: 50%; }
.range::-webkit-slider-runnable-track { height: 3px; border-radius: 2px; background: linear-gradient(90deg, var(--c-primary) var(--pct), var(--c-line) var(--pct)); }
.range::-moz-range-track { height: 3px; background: var(--c-line); }
.range::-moz-range-progress { height: 3px; background: var(--c-primary); }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; margin-top: -8.5px; border-radius: 50%; background: var(--c-surface); border: 2px solid var(--c-primary); }
.range::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--c-surface); border: 2px solid var(--c-primary); }
.range:focus-visible { box-shadow: none; }
.range:focus-visible::-webkit-slider-thumb { box-shadow: var(--focus-ring); }

.stepper { display: flex; align-items: center; justify-content: space-between; gap: var(--s3); margin-top: var(--s4); }
.stepper__ctl { display: flex; align-items: center; gap: var(--s1); }
.stepper__btn { display: grid; place-items: center; width: var(--target); height: var(--target); border-radius: var(--radius); border: 1px solid var(--c-field); background: var(--c-surface); color: var(--c-text); }
.stepper__btn svg { width: 16px; height: 16px; }
.stepper__btn:hover { border-color: var(--c-primary); }
.stepper__btn:active { background: var(--c-tint); }
.stepper__readout { min-width: 72px; text-align: center; display: inline-flex; align-items: baseline; justify-content: center; gap: 3px; }
.stepper__value { font: 600 var(--t-lg)/1 var(--font-ui); color: var(--c-text); }
.stepper__unit { font: 700 10px/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-muted); }
.pair { display: grid; grid-template-columns: 1fr; }
.pair .stepper { margin-top: var(--s3); }

.switch { display: flex; align-items: center; gap: var(--s3); min-height: 52px; margin-top: var(--s2); cursor: pointer; position: relative; }
.switch__text { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.switch__label { font-size: var(--t-md); color: var(--c-text); }
.switch__hint { font-size: var(--t-sm); color: var(--c-muted); }
.switch__input { position: absolute; opacity: 0; width: 44px; height: 28px; right: 0; margin: 0; cursor: pointer; }
.switch__track { width: 44px; height: 26px; border-radius: 13px; background: var(--c-field); position: relative; flex: none; transition: background var(--t) var(--ease); }
.switch__track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--c-surface); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25); transition: transform var(--t) var(--ease); }
.switch__input:checked + .switch__track { background: var(--c-primary); }
.switch__input:checked + .switch__track::after { transform: translateX(18px); }
.switch__input:focus-visible + .switch__track { box-shadow: var(--focus-ring); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s2);
  min-height: var(--target); padding: 0 var(--s4);
  border: 1px solid transparent; border-radius: var(--radius);
  font: 700 12px/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; white-space: nowrap;
  transition: background var(--t) var(--ease), color var(--t) var(--ease), border-color var(--t) var(--ease);
}
.btn svg { width: 16px; height: 16px; }
.btn--small { padding: 0 var(--s3); font-size: var(--t-xs); }
.btn--primary { background: var(--c-primary); border-color: var(--c-primary); color: var(--c-on-primary); }
.btn--primary:hover { background: var(--c-primary-hover); border-color: var(--c-primary-hover); }
.btn--accent { background: var(--c-primary); border-color: var(--c-primary); color: var(--c-on-primary); }
.btn--accent:hover { background: var(--c-primary-hover); }
.btn--line { background: transparent; border-color: var(--c-primary); color: var(--c-text); }
.btn--line:hover { background: var(--c-tint); }
.btn--ghost { background: transparent; color: var(--c-text); padding-left: var(--s2); padding-right: var(--s2); text-decoration: underline; text-decoration-color: var(--c-field); text-underline-offset: 4px; }
.btn--ghost:hover { text-decoration-color: var(--c-text); }
.btn:disabled { opacity: 0.4; }
.btn:focus-visible { box-shadow: var(--focus-ring); }
.btn-row { display: flex; gap: var(--s2); }
.btn-stack { display: grid; gap: var(--s3); margin-top: var(--s4); }
.btn-stack .file-btn .btn, .btn-stack > .btn { width: 100%; }
.file-btn { display: inline-flex; }

.text, .select {
  width: 100%; min-height: var(--target); padding: 10px var(--s3);
  font: 400 16px/1.3 var(--font-ui); color: var(--c-body);
  background: var(--c-surface); border: 1px solid var(--c-field); border-radius: var(--radius);
}
.text::placeholder { color: var(--c-subtle); }
.text:focus, .select:focus { outline: none; border-color: var(--c-field-strong); box-shadow: var(--focus-ring); }
.text--area { resize: vertical; min-height: 88px; line-height: 1.45; margin-top: var(--s2); }
.select { -webkit-appearance: none; appearance: none; padding-right: 32px; background-image: linear-gradient(45deg, transparent 50%, var(--c-text) 50%), linear-gradient(135deg, var(--c-text) 50%, transparent 50%); background-position: calc(100% - 16px) 50%, calc(100% - 11px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }
.select--cam { width: auto; max-width: 200px; }

.chips { display: flex; flex-wrap: wrap; gap: var(--s2); }
.chip { min-height: var(--target); padding: 0 var(--s4); border-radius: var(--radius); border: 1px solid var(--c-field); background: var(--c-surface); color: var(--c-text); font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; }
.chip:hover { border-color: var(--c-primary); }
.chip.is-active { background: var(--c-primary); border-color: var(--c-primary); color: var(--c-on-primary); }

.swatches { display: flex; gap: var(--s3); flex-wrap: wrap; }
.swatch { display: inline-flex; align-items: center; gap: var(--s2); min-height: var(--target); padding: 0 var(--s3) 0 var(--s2); border: 1px solid var(--c-field); border-radius: var(--radius); background: var(--c-surface); color: var(--c-text); }
.swatch__dot { width: 22px; height: 22px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.15); }
.swatch--black .swatch__dot { background: #111; }
.swatch--dark-brown .swatch__dot { background: #3b2419; }
.swatch--brown .swatch__dot { background: #6a4630; }
.swatch__name { font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; }
.swatch.is-active { border-color: var(--c-accent); background: var(--c-accent-tint); }

/* ------------------------------------------------------------------ lookbook */
.lookbook { display: grid; grid-auto-flow: column; grid-auto-columns: 132px; gap: var(--s2); margin: 0 calc(-1 * var(--gutter)); padding: var(--s4) var(--gutter) var(--s4); overflow-x: auto; scroll-snap-type: x proximity; scroll-padding: 0 var(--gutter); scrollbar-width: none; border-bottom: var(--border); }
.lookbook::-webkit-scrollbar { display: none; }
.look-card { display: flex; flex-direction: column; align-items: stretch; text-align: left; padding: 0 0 var(--s2); border: 1px solid var(--c-line); border-radius: var(--radius); background: var(--c-surface); color: var(--c-text); scroll-snap-align: start; overflow: hidden; }
.look-card__art { width: 100%; aspect-ratio: 16 / 10; padding: 6px 8px 0; color: var(--c-text); background: var(--c-surface-2); }
.look-card__name { margin: var(--s2) var(--s2) 0; font: 700 var(--t-xs)/1.2 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; }
.look-card__sub { margin: 3px var(--s2) 0; font-size: 11.5px; line-height: 1.3; color: var(--c-muted); }
.look-card:hover { border-color: var(--c-field-strong); }
.look-card.is-active { border-color: var(--c-accent); box-shadow: inset 0 0 0 1px var(--c-accent); }
.look-card.is-active .look-card__art { background: var(--c-accent-tint); }

/* ------------------------------------------------------------------ length map */
.lashmap-wrap { margin: 0; padding: var(--s3) 0 var(--s2); border-bottom: var(--border); }
.lashmap { width: 100%; height: auto; touch-action: none; overflow: visible; }
.lashmap__arc { fill: none; stroke: var(--c-text); stroke-width: 1.8; stroke-linecap: round; pointer-events: none; }
.lashmap__hit { fill: transparent; }
.lashmap__lash { stroke: var(--c-field-strong); stroke-width: 1; stroke-linecap: round; pointer-events: none; }
.lashmap__mm { fill: var(--c-muted); font: 600 14px var(--font-ui); font-variant-numeric: tabular-nums; pointer-events: none; }
.lashmap__lead { stroke: var(--c-line); stroke-width: 1; stroke-dasharray: 2 3; pointer-events: none; }
.lashmap__idx { fill: var(--c-subtle); font: 700 8px var(--font-head); letter-spacing: 0.08em; pointer-events: none; }
.lashmap__sec { cursor: pointer; outline: none; }
.lashmap__sec.is-selected .lashmap__hit { fill: var(--c-accent-tint); fill-opacity: 0.6; }
.lashmap__sec.is-selected .lashmap__lash { stroke: var(--c-text); }
.lashmap__sec.is-selected .lashmap__mm { fill: var(--c-text); font-weight: 700; }
.lashmap__sec.is-selected .lashmap__idx { fill: var(--c-accent); }
.lashmap__sec:focus-visible .lashmap__hit { fill: var(--c-tint); }
.lashmap__boundary { cursor: ew-resize; outline: none; }
.lashmap__bline { stroke: var(--c-field); stroke-dasharray: 2 3; }
.lashmap__bhit { fill: transparent; }
.lashmap__bdot { fill: var(--c-surface); stroke: var(--c-text); stroke-width: 1.5; }
.lashmap__boundary:focus-visible .lashmap__bdot, .lashmap__boundary:hover .lashmap__bdot { fill: var(--c-accent); stroke: var(--c-accent); }
.lashmap__end { fill: var(--c-subtle); font: 700 8px var(--font-head); letter-spacing: 0.08em; }

.spikes { display: grid; gap: var(--s3); margin-top: var(--s3); }
.spike { padding: var(--s1) var(--s3) var(--s4); border: var(--border); border-radius: var(--radius); background: var(--c-surface-2); }
.spike__head { display: flex; align-items: center; justify-content: space-between; }
.spike__title { font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; color: var(--c-text); }

/* ------------------------------------------------------------------ blueprint tab */
.approval { margin: var(--s4) 0 0; padding: var(--s4); border: var(--border); border-left: 3px solid var(--c-field); border-radius: var(--radius); background: var(--c-surface-2); }
.approval__status { margin: var(--s2) 0 var(--s1); font: 700 var(--t-lg)/1.2 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; color: var(--c-text); display: flex; align-items: center; gap: var(--s2); }
.approval__id { margin: 0 0 var(--s3); font-size: var(--t-sm); color: var(--c-muted); font-variant-numeric: tabular-nums; }
.approval .btn--accent { width: 100%; white-space: normal; line-height: 1.25; padding: var(--s2) var(--s3); text-align: center; }
.approval.is-approved { border-left-color: var(--c-accent); background: var(--c-accent-tint); }
.approval.is-approved .approval__status::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--c-accent); }
.bp-thumb { display: block; width: 100%; padding: 0; border: var(--border); border-radius: var(--radius); background: var(--c-surface); overflow: hidden; cursor: zoom-in; }
.bp-thumb svg { width: 100%; height: auto; }
.checks { margin-top: var(--s4); }
.checks__head { display: flex; align-items: baseline; justify-content: space-between; padding-bottom: var(--s2); border-bottom: var(--border); }
.checks__count { font: 700 var(--t-sm)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-success); }
.checks__count.is-bad { color: var(--c-error); }
.checks__list { list-style: none; margin: 0; padding: 0; }
.checks__item { display: grid; grid-template-columns: 18px 1fr auto; align-items: center; gap: var(--s2); padding: var(--s2) 0; border-bottom: var(--border); font-size: var(--t-sm); color: var(--c-body); }
.checks__item svg { width: 16px; height: 16px; color: var(--c-success); }
.checks__item small { color: var(--c-muted); font-size: var(--t-xs); text-align: right; font-variant-numeric: tabular-nums; }
.checks__item.is-bad, .checks__item.is-bad svg { color: var(--c-error); }
.export-row { display: flex; flex-wrap: wrap; gap: var(--s2); margin-top: var(--s4); }
.export-row .btn { flex: 1 1 auto; }
.map-save { display: grid; grid-template-columns: 1fr auto; gap: var(--s2); align-items: end; }
.map-save .field { margin-top: 0; }
.maps { list-style: none; margin: var(--s3) 0 0; padding: 0; }
.maps__item { display: grid; grid-template-columns: 1fr auto auto; grid-template-rows: auto auto; column-gap: var(--s1); align-items: center; padding: var(--s2) 0; border-bottom: var(--border); }
.maps__name { font: 700 var(--t-sm)/1.2 var(--font-head); letter-spacing: 0.04em; text-transform: uppercase; color: var(--c-text); grid-column: 1; }
.maps__meta { grid-column: 1; grid-row: 2; font-size: var(--t-xs); color: var(--c-muted); }
.maps__item .btn { grid-row: 1 / span 2; }
.maps__empty { padding: var(--s3) 0; color: var(--c-muted); font-size: var(--t-sm); }

/* ------------------------------------------------------------------ studio (brand content, website style) */
.studio-strip { display: flex; align-items: center; justify-content: center; gap: var(--s2); min-height: var(--target); margin: 0 calc(-1 * var(--gutter)); padding: 0 var(--gutter); background: var(--c-primary); color: var(--c-on-primary); text-decoration: none; font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; }
.studio-strip svg { width: 16px; height: 16px; }
.studio-hero { padding: var(--s5) 0; text-align: center; border-bottom: var(--border); }
.studio-hero__logo { width: 120px; height: 120px; margin: 0 auto var(--s4); display: block; border-radius: var(--radius); }
.studio-hero__title { margin: var(--s2) 0; font: 700 var(--t-xl)/1.25 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; color: var(--c-text); }
.studio-hero__lede { margin: 0 auto; max-width: 36ch; color: var(--c-body); font-size: var(--t-md); line-height: 1.6; }
.studio-hero .btn-row { justify-content: center; margin-top: var(--s4); flex-wrap: wrap; }
.studio-links { display: grid; margin-top: var(--s2); }
.studio-link { display: flex; align-items: center; gap: var(--s3); min-height: 56px; border-bottom: var(--border); text-decoration: none; }
.studio-link svg { width: var(--icon); height: var(--icon); color: var(--c-text); }
.studio-link__text { display: flex; flex-direction: column; gap: 2px; }
.studio-link__label { font: 700 var(--t-sm)/1.2 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-text); }
.studio-link small { font-size: var(--t-sm); color: var(--c-muted); }
.studio-link.is-placeholder { opacity: 0.5; pointer-events: none; }
.studio-list { list-style: none; margin: var(--s2) 0 0; padding: 0; columns: 2; column-gap: var(--s4); }
.studio-list li { padding: var(--s2) 0; border-bottom: var(--border); font-size: var(--t-md); color: var(--c-body); break-inside: avoid; }
.studio-foot { padding: var(--s5) 0 var(--s2); text-align: center; }
.studio-foot p { margin: var(--s1) 0; font-size: var(--t-xs); color: var(--c-muted); }

/* ------------------------------------------------------------------ dialogs (full-screen sheets) */
.modal-root .sheet { position: fixed; inset: 0; z-index: 60; display: flex; flex-direction: column; background: var(--c-bg); animation: rise var(--t) var(--ease); }
.sheet__head { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: var(--s3); padding: calc(var(--s2) + var(--safe-t)) calc(var(--s2) + var(--safe-r)) var(--s2) calc(var(--gutter) + var(--safe-l)); border-bottom: var(--border); }
.sheet__titles .eyebrow { color: var(--c-muted); }
.sheet__title { margin: var(--s1) 0 0; font: 700 var(--t-lg)/1.2 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; color: var(--c-text); }
.sheet__actions { display: flex; gap: var(--s2); flex-wrap: wrap; justify-content: flex-end; }
.sheet__actions .btn--ghost { text-decoration: none; border: 1px solid var(--c-primary); padding: 0 var(--s3); }
.sheet__body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 0 calc(var(--gutter) + var(--safe-r)) calc(var(--s6) + var(--safe-b)) calc(var(--gutter) + var(--safe-l)); background: var(--c-surface-2); }

.bp-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: var(--s5); max-width: 1280px; margin: 0 auto; padding-top: var(--s5); }
.bp-main { min-width: 0; }
.bp-approval { margin: 0 0 var(--s3); font: 700 var(--t-xs)/1.2 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-muted); }
.bp-approval.is-approved { color: var(--c-text); }
.bp-approval.is-approved::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 6px; border-radius: 50%; background: var(--c-accent); }
.bp-paper { background: var(--c-surface); border: var(--border); border-radius: var(--radius); overflow: hidden; }
.bp-paper svg { width: 100%; height: auto; }
.bp-table { width: 100%; margin-top: var(--s4); border-collapse: collapse; font-size: var(--t-sm); font-variant-numeric: tabular-nums; background: var(--c-surface); border: var(--border); }
.bp-table th { padding: var(--s2); text-align: left; font: 700 10px/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-text); border-bottom: var(--border); background: var(--c-surface-2); }
.bp-table td { padding: var(--s2); border-bottom: var(--border); color: var(--c-body); white-space: nowrap; }
.bp-table td.num { font-weight: 700; color: var(--c-text); }
.bp-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s3); margin: var(--s4) 0 0; }
.bp-facts dt { font: 700 10px/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-muted); }
.bp-facts dd { margin: var(--s1) 0 0; font-size: var(--t-md); color: var(--c-text); }
.bp-spikes { margin-top: var(--s4); }
.bp-spike-list { margin: var(--s2) 0 0; padding: 0; list-style: none; }
.bp-spike-list li { padding: var(--s2) 0; border-bottom: var(--border); font-size: var(--t-sm); color: var(--c-body); }
.bp-disclosure { margin: var(--s4) 0 0; font-size: var(--t-xs); line-height: 1.5; color: var(--c-muted); }
.bp-footer { margin: var(--s2) 0 0; font: 700 10px/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-subtle); }
.bp-side { min-width: 0; }
.bp-side .checks { margin-top: 0; padding: var(--s3); background: var(--c-surface); border: var(--border); border-radius: var(--radius); }
.bp-side > .eyebrow { margin-top: var(--s5); }
.bp-txt { margin: var(--s2) 0 0; padding: var(--s3); background: var(--c-surface); border: var(--border); border-radius: var(--radius); font: 10.5px/1.55 ui-monospace, "SF Mono", Menlo, Consolas, monospace; color: var(--c-body); white-space: pre; overflow-x: auto; }

.review { max-width: 1280px; margin: 0 auto; padding-top: var(--s5); display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr); gap: var(--s5); align-items: start; }
.compare { display: grid; gap: var(--s4); position: sticky; top: 0; }
.compare__cell { margin: 0; }
.compare__cell .eyebrow { margin-bottom: var(--s2); }
.compare__img, .compare__canvas { display: block; width: 100%; height: auto; max-height: 36vh; object-fit: contain; background: var(--c-stage); border-radius: var(--radius); }
.compare__empty { display: grid; place-items: center; aspect-ratio: 3 / 2; max-height: 30vh; margin: 0; border: 1px dashed var(--c-field); border-radius: var(--radius); color: var(--c-muted); font-size: var(--t-sm); background: var(--c-surface); }
.compare__tools { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s3); margin-top: var(--s2); }
.compare__tools .switch { flex: 1; min-width: 220px; margin: 0; }
.review__form { background: var(--c-surface); border: var(--border); border-radius: var(--radius); padding: 0 var(--s4); }
.rate { display: flex; align-items: center; justify-content: space-between; gap: var(--s2); margin-top: var(--s3); }
.rate__btns { display: flex; gap: var(--s1); }
.rate__btn { width: var(--target); height: var(--target); border-radius: var(--radius); border: 1px solid var(--c-field); background: var(--c-surface); color: var(--c-text); font: 600 var(--t-md)/1 var(--font-ui); }
.rate__btn.is-active { background: var(--c-primary); border-color: var(--c-primary); color: var(--c-on-primary); }
.asbuilt__row { display: grid; grid-template-columns: 1fr auto 76px; align-items: center; gap: var(--s2); border-bottom: var(--border); }
.asbuilt__row .stepper { margin: var(--s1) 0; gap: var(--s2); }
.asbuilt__row .stepper > .field__label { min-width: 22px; }
.asbuilt__planned { font-size: var(--t-xs); color: var(--c-muted); }
.deviations { margin: var(--s2) 0 0; padding: 0; list-style: none; }
.deviations li { padding: var(--s2) 0; border-bottom: var(--border); font-size: var(--t-sm); color: var(--c-body); }
.deviations__none { color: var(--c-muted) !important; }

.summary { max-width: 880px; margin: 0 auto; padding-top: var(--s5); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--c-line); border: var(--border); margin-bottom: var(--s4); }
.stats--small { grid-template-columns: repeat(3, 1fr); margin: var(--s2) 0 0; }
.stat { display: flex; flex-direction: column; gap: var(--s2); padding: var(--s4); background: var(--c-surface); }
.stat__value { font: 700 var(--t-xl)/1 var(--font-ui); color: var(--c-text); font-variant-numeric: tabular-nums; }
.summary .panel-section { background: var(--c-surface); border: var(--border); padding: var(--s3) var(--s4); margin-bottom: var(--s3); }
.rank { margin: var(--s2) 0 0; padding: 0; list-style: none; counter-reset: r; }
.rank li { display: flex; justify-content: space-between; gap: var(--s3); padding: var(--s2) 0; border-bottom: var(--border); font-size: var(--t-sm); color: var(--c-body); counter-increment: r; }
.rank li::before { content: counter(r) "."; color: var(--c-muted); width: 22px; flex: none; }
.rank li span:first-child { flex: 1; }
.rank__n { font-weight: 700; color: var(--c-text); font-variant-numeric: tabular-nums; }

/* ------------------------------------------------------------------ toast, share bar */
.toast { position: fixed; left: 50%; top: calc(var(--header-h) + var(--safe-t) + 56px); z-index: 80; transform: translate(-50%, -6px); opacity: 0; pointer-events: none; max-width: min(440px, calc(100vw - 24px)); padding: 10px 14px; background: var(--c-primary); color: var(--c-on-primary); border-radius: var(--radius); font-size: var(--t-sm); text-align: center; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2); transition: opacity var(--t) var(--ease), transform var(--t) var(--ease); }
.toast.is-visible { opacity: 1; transform: translate(-50%, 0); }
.toast.is-error { background: var(--c-error); }
.ready-bar { position: fixed; left: 50%; bottom: calc(var(--s4) + var(--safe-b)); z-index: 85; transform: translateX(-50%); display: flex; align-items: center; gap: var(--s2); max-width: calc(100vw - 24px); padding: var(--s1) var(--s1) var(--s1) var(--s3); background: var(--c-surface); border: var(--border); border-radius: var(--radius); box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18); font-size: var(--t-sm); }
.ready-bar__text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.ready-bar strong { font-weight: 700; }
.tabbar { display: none; }

/* ------------------------------------------------------------------ wide layout: iPad / desktop inspector */
.app[data-layout="wide"] .workspace { grid-template-columns: minmax(0, 1fr) clamp(340px, 30vw, 420px); }
.app[data-layout="wide"] .controls { border-left: var(--border); }
.app[data-layout="wide"] .lookbook { grid-auto-flow: row; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-columns: auto; overflow: visible; margin: 0; padding: var(--s4) 0; }
.app[data-layout="wide"] .closeup-slot--sheet { display: none; }
.app[data-layout="wide"].is-short .closeup-slot--sheet { display: block; border-bottom: var(--border); }
.app[data-layout="wide"].is-short .closeup-slot--stage { display: none; }
.app[data-layout="wide"].is-short .closeup { height: 92px; }
.app[data-layout="wide"].is-short { --header-h: 50px; }
.app[data-layout="wide"].is-short .toolbar { height: 40px; }
.app[data-layout="wide"].is-short .workspace { grid-template-columns: minmax(0, 1fr) clamp(280px, 40vw, 360px); }
.app[data-layout="wide"].is-short .brand__mark { width: 30px; height: 30px; }
.app[data-layout="wide"].is-short .tabs__tab { min-height: 44px; letter-spacing: 0.04em; font-size: 10px; }
.app[data-layout="wide"].is-short .tabs { gap: 10px; padding: 0 var(--s3); justify-content: space-between; }
.app[data-layout="wide"].is-short .lookbook { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* ------------------------------------------------------------------ phone layout: stage + expandable panel */
.app[data-layout="phone"] { --peek: 60px; --tabbar-h: calc(var(--tabbar) + var(--safe-b)); --gutter: var(--s4); }
.app[data-layout="phone"].has-closeup { --peek: 150px; }
.app[data-layout="phone"] .brand__word { font-size: var(--t-xs); letter-spacing: 0.14em; }
.app[data-layout="phone"] .brand__mark { width: 32px; height: 32px; }
.app[data-layout="phone"] .topbar { grid-template-columns: auto 1fr auto; padding-left: calc(var(--s3) + var(--safe-l)); padding-right: calc(var(--s1) + var(--safe-r)); gap: var(--s2); }
.app[data-layout="phone"] .topbar__center .seg__opt { min-width: 52px; padding: 0 var(--s2); }
.app[data-layout="phone"] .engine-status { width: 12px; overflow: hidden; color: transparent; font-size: 0; gap: 0; }
.app[data-layout="phone"] .workspace { display: block; }
.app[data-layout="phone"] .preview { position: absolute; inset: 0 0 var(--peek) 0; grid-template-rows: auto minmax(0, 1fr); }
.app[data-layout="phone"] .toolbar { height: 44px; padding: 0 0 0 var(--s3); }
.app[data-layout="phone"] .toolbar .seg { gap: var(--s2); }
.app[data-layout="phone"] .tool { padding: 0 6px; }
.app[data-layout="phone"] .tool svg { display: none; }
.app[data-layout="phone"] .closeup-slot--stage { display: none; }
.app[data-layout="phone"] .livebar { position: absolute; left: 0; right: 0; bottom: 0; border-top: 0; background: transparent; padding: var(--s3) var(--s2); }
.app[data-layout="phone"] .livebar .tool, .app[data-layout="phone"] .livebar .seg__opt { color: var(--c-on-stage); }
.app[data-layout="phone"] .livebar .select--cam { display: none; }
.app[data-layout="phone"] .livebar .seg { background: rgba(0, 0, 0, 0.45); border-radius: var(--radius); padding: 0 var(--s2); }
.app[data-layout="phone"] .livebar .tool { background: rgba(0, 0, 0, 0.45); border-radius: var(--radius); }
.app[data-layout="phone"] .controls {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 30; height: var(--peek);
  border-radius: var(--radius-sheet) var(--radius-sheet) 0 0; background: var(--c-surface);
  box-shadow: 0 -4px 18px rgba(0, 0, 0, 0.22); transition: height 220ms var(--ease); overflow: clip;
}
.app[data-layout="phone"] .controls.is-dragging { transition: none; }
.app[data-layout="phone"] .controls[data-sheet="half"] { height: 56%; }
.app[data-layout="phone"] .controls[data-sheet="full"] { height: calc(100% - 64px); }
.app[data-layout="phone"] .controls[data-sheet="peek"] .panels { visibility: hidden; }
.app[data-layout="phone"] .sheet-grip { display: grid; place-items: center; flex: none; width: 100%; height: var(--target); margin-bottom: -16px; padding: 0; border: 0; background: none; touch-action: none; position: relative; z-index: 2; }
.app[data-layout="phone"] .sheet-grip span { width: 36px; height: 4px; border-radius: 2px; background: var(--c-field); }
.app[data-layout="phone"] .closeup-slot--sheet { flex: none; padding: var(--s1) var(--s3) var(--s2); }
.app[data-layout="phone"] .controls[data-sheet="half"] .closeup-slot--sheet { display: none; }
.app[data-layout="phone"] .closeup { height: 98px; border-radius: var(--radius); overflow: hidden; }
.app[data-layout="phone"] .peek-line { display: block; margin: 0; padding: var(--s1) var(--s4) var(--s3); text-align: center; font: 700 10px/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-muted); }
.app[data-layout="phone"] .tabs { display: none; }
.app[data-layout="phone"] .panels { border-top: var(--border); }
.app[data-layout="phone"] .tabbar {
  display: grid; grid-template-columns: repeat(5, 1fr); height: var(--tabbar-h);
  padding: 0 calc(var(--s1) + var(--safe-r)) var(--safe-b) calc(var(--s1) + var(--safe-l));
  background: var(--c-surface); border-top: var(--border); position: relative; z-index: 40;
}
.tabbar__tab { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; min-height: var(--target); border: 0; background: none; color: var(--c-muted); position: relative; font: 700 9.5px/1 var(--font-head); letter-spacing: 0.06em; text-transform: uppercase; }
.tabbar__tab svg { width: 22px; height: 22px; }
.tabbar__tab.is-active { color: var(--c-text); }
.tabbar__tab.is-active::before { content: ""; position: absolute; top: 0; left: 22%; right: 22%; height: 2px; background: var(--c-accent); }
.app[data-layout="phone"] .ready-bar { bottom: calc(var(--tabbar-h) + var(--s3)); }
.app[data-layout="phone"] .empty__actions { flex-direction: column; width: 100%; max-width: 280px; }
.app[data-layout="phone"] .empty__actions .btn, .app[data-layout="phone"] .empty__actions .file-btn { width: 100%; }
.app[data-layout="phone"] .bp-layout, .app[data-layout="phone"] .review { grid-template-columns: minmax(0, 1fr); gap: var(--s4); }
.app[data-layout="phone"] .bp-table { display: block; overflow-x: auto; }
.app[data-layout="phone"] .compare { position: static; }
.app[data-layout="phone"] .bp-facts { grid-template-columns: repeat(2, 1fr); }
.app[data-layout="phone"] .stats { grid-template-columns: repeat(2, 1fr); }
.app[data-layout="phone"] .sheet__head { grid-template-columns: 1fr auto; }
.app[data-layout="phone"] .sheet__actions { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; }
.app[data-layout="phone"] .sheet__close { grid-column: 2; grid-row: 1; }

/* ------------------------------------------------------------------ §17 eye analysis */
.analysis__status { margin: 0; font: 700 var(--t-sm)/1.35 var(--font-head); letter-spacing: 0.04em; text-transform: uppercase; color: var(--c-text); }
.analysis__status.is-low { color: var(--c-error); }
.analysis__issues { margin: var(--s2) 0 0; padding: 0 0 0 var(--s4); font-size: var(--t-sm); color: var(--c-muted); }
.analysis > .btn { margin-top: var(--s3); }
.traits { margin-top: var(--s3); border-top: var(--border); }
.trait { padding: var(--s3) 0; border-bottom: var(--border); }
.trait__head { display: grid; grid-template-columns: 72px minmax(0, 1fr) 48px; align-items: center; gap: var(--s2); }
.trait__label { font: 700 var(--t-xs)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; color: var(--c-muted); }
.trait__select { min-height: var(--target); font-size: 16px; }
.trait__conf { justify-self: end; font: 600 var(--t-sm)/1 var(--font-ui); font-variant-numeric: tabular-nums; color: var(--c-success); }
.trait__conf.is-low { color: var(--c-error); }
.trait__measured { margin: var(--s2) 0 0; font: 600 var(--t-sm)/1.35 var(--font-ui); color: var(--c-text); font-variant-numeric: tabular-nums; }
.trait__why { margin: var(--s1) 0 0; font-size: var(--t-sm); line-height: 1.45; color: var(--c-muted); }
.trait.is-overridden { box-shadow: inset 3px 0 0 var(--c-accent); padding-left: var(--s3); }
.rec { margin-top: var(--s4); padding: var(--s4); background: var(--c-surface-2); border: var(--border); border-radius: var(--radius); }
.rec__head { display: grid; grid-template-columns: 112px 1fr; align-items: center; gap: var(--s3); margin-top: var(--s2); }
.rec__art svg { width: 112px; height: auto; }
.rec__name { margin: 0; font: 700 var(--t-sm)/1.35 var(--font-head); letter-spacing: 0.04em; text-transform: uppercase; color: var(--c-text); }
.rec__reasons { margin: var(--s3) 0; padding-left: var(--s4); font-size: var(--t-sm); line-height: 1.5; color: var(--c-body); }
.rec__reasons li + li { margin-top: var(--s1); }
.rec > .btn { width: 100%; }

/* ------------------------------------------------------------------ §17 client records, look card, booking */
.client-current { padding: var(--s3) var(--s4); background: var(--c-surface-2); border: var(--border); border-radius: var(--radius); }
.client-current__name { margin: 0 0 var(--s1); font: 700 var(--t-md)/1.25 var(--font-head); letter-spacing: 0.04em; text-transform: uppercase; color: var(--c-text); }
.booking-note { margin: var(--s3) 0 0; padding: var(--s3); border: var(--border); border-left: 3px solid var(--c-accent); border-radius: var(--radius); background: var(--c-surface-2); font-size: var(--t-sm); line-height: 1.45; color: var(--c-body); }
.btn-row--wrap { flex-wrap: wrap; margin-top: var(--s3); }
.clients { max-width: 1180px; margin: 0 auto; padding-top: var(--s5); display: grid; grid-template-columns: minmax(280px, 380px) minmax(0, 1fr); gap: var(--s5); align-items: start; }
.clients__list, .client-detail, .client-detail__empty { background: var(--c-surface); border: var(--border); border-radius: var(--radius); padding: var(--s4); }
.client-detail { padding-top: var(--s2); }
.client-detail__empty { margin: 0; color: var(--c-muted); }
.records-notice { margin: 0 0 var(--s3); font-size: var(--t-sm); color: var(--c-muted); }
.records-notice.is-warning { color: var(--c-error); }
.clients__bar { display: grid; grid-template-columns: 1fr auto; gap: var(--s2); align-items: center; }
.client-new { margin-top: var(--s3); padding: var(--s3); background: var(--c-surface-2); border: var(--border); }
.client-new .btn-row { margin-top: var(--s3); }
.client-list { list-style: none; margin: var(--s3) 0 0; padding: 0; }
.client-list__empty { padding: var(--s3) 0; color: var(--c-muted); font-size: var(--t-sm); list-style: none; }
.client-item { display: grid; grid-template-columns: 44px 1fr; gap: var(--s3); align-items: center; width: 100%; min-height: 56px; padding: var(--s2) 0; border: 0; border-bottom: var(--border); background: none; text-align: left; }
.client-item.is-active { box-shadow: inset 3px 0 0 var(--c-accent); padding-left: var(--s3); }
.client-item__initials { display: grid; place-items: center; width: 44px; height: 44px; background: var(--c-primary); color: var(--c-on-primary); font: 700 var(--t-sm)/1 var(--font-head); letter-spacing: 0.06em; border-radius: var(--radius); }
.client-item__text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.client-item__name { font: 700 var(--t-sm)/1.25 var(--font-head); letter-spacing: 0.04em; text-transform: uppercase; color: var(--c-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.client-item__meta { font-size: var(--t-xs); color: var(--c-muted); }
.client-detail__title { margin: var(--s2) 0 0; font: 700 var(--t-lg)/1.2 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; color: var(--c-text); }
.history { list-style: none; margin: var(--s3) 0 0; padding: 0; }
.history__item { display: grid; grid-template-columns: 1fr auto auto; gap: var(--s2); align-items: center; padding: var(--s3) 0; border-bottom: var(--border); }
.history__main { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.history__name { font: 700 var(--t-sm)/1.25 var(--font-head); letter-spacing: 0.04em; text-transform: uppercase; color: var(--c-text); }
.history__meta { font-size: var(--t-xs); color: var(--c-muted); font-variant-numeric: tabular-nums; }
.badges { display: flex; flex-wrap: wrap; gap: var(--s1); margin-top: var(--s1); }
.badge { padding: 2px 6px; border: 1px solid var(--c-field); border-radius: var(--radius); font: 700 10px/1.3 var(--font-head); letter-spacing: 0.06em; text-transform: uppercase; color: var(--c-text); }
.danger { margin-top: var(--s3); padding: var(--s3); border: 1px solid var(--c-error); background: var(--c-error-tint); border-radius: var(--radius); }
.danger__text { margin: 0 0 var(--s3); font-size: var(--t-sm); color: var(--c-body); }
.lookcard { max-width: 1080px; margin: 0 auto; padding-top: var(--s5); display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 360px); gap: var(--s5); align-items: start; }
.lookcard__preview { background: var(--c-surface); border: var(--border); border-radius: var(--radius); padding: var(--s3); }
.lookcard__img { display: block; width: 100%; height: auto; max-height: 72vh; object-fit: contain; }
.lookcard__side .panel-section { background: var(--c-surface); border: var(--border); padding: var(--s3) var(--s4); }
.app[data-layout="phone"] .clients, .app[data-layout="phone"] .lookcard { grid-template-columns: minmax(0, 1fr); gap: var(--s4); padding-top: var(--s3); }
.app[data-layout="phone"] [data-testid="clients-sheet"].has-selection .clients__list { display: none; }
.app[data-layout="phone"] [data-testid="clients-sheet"]:not(.has-selection) .clients__detail { display: none; }
.app[data-layout="phone"] .history__item { grid-template-columns: 1fr auto; }
.app[data-layout="phone"] .history__item .btn--ghost { grid-column: 2; }
[data-testid="clients-sheet"]:not(.has-selection) [data-testid="client-back"], .app:not([data-layout="phone"]) [data-testid="client-back"] { display: none; }

@media (max-width: 370px) {
  .app[data-layout="phone"] .brand__word { display: none; }
}
@media (max-height: 700px) {
  .empty { gap: var(--s3); }
  .empty__mark { width: 64px; height: 64px; }
  .empty__note { display: none; }
}
@media (max-height: 520px) {
  .empty__mark, .empty .eyebrow { display: none; }
  .empty__title { font-size: var(--t-lg); }
  .app[data-layout="phone"] .empty__actions { flex-direction: row; max-width: none; }
}

@keyframes pulse { 50% { opacity: 0.35; } }
@keyframes sweep { from { background-position: -40% 0; } to { background-position: 140% 0; } }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 1ms !important; }
}

/* ------------------------------------------------------------------ print: blueprint only, white paper */
@media print {
  @page { margin: 12mm; }
  html, body { position: static; height: auto; overflow: visible; background: #fff !important; color: #222 !important; }
  .app { position: static; display: block; background: #fff; }
  .app > :not(.modal-root) { display: none !important; }
  .modal-root > :not([data-testid="blueprint-sheet"]) { display: none !important; }
  .modal-root [data-testid="blueprint-sheet"] { display: block !important; position: static; background: #fff; animation: none; }
  .sheet__head { padding: 0 0 8px; }
  .sheet__actions, .sheet__close { display: none !important; }
  .sheet__body { overflow: visible; padding: 0; background: #fff; }
  .bp-layout { display: block; padding: 0; }
  .bp-side .checks { display: none; }
  .bp-txt { page-break-before: always; }
}

/* ------------------------------------------------------------------ one-time iOS install hint (card on the stage, not a banner) */
.install-hint { position: absolute; left: 50%; top: var(--s3); transform: translateX(-50%); display: flex; align-items: center; gap: var(--s1); max-width: calc(100% - 24px); padding: 0 0 0 var(--s3); background: var(--c-surface); border-radius: var(--radius); box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3); font-size: var(--t-sm); color: var(--c-body); white-space: nowrap; z-index: 6; }
.install-hint strong { font-weight: 700; color: var(--c-text); }
.app.has-modal ~ .toast, .app.has-modal .toast { top: auto; bottom: calc(var(--s5) + var(--safe-b)); }
/* Phone live controls: toggles on one row, shutter centred below, nothing clipped. */
.app[data-layout="phone"] .livebar { grid-template-columns: auto 1fr auto; grid-template-areas: "l . r" "s s s"; row-gap: var(--s2); }
.app[data-layout="phone"] .livebar__side { grid-area: l; }
.app[data-layout="phone"] .livebar__side--end { grid-area: r; }
.app[data-layout="phone"] .livebar .shutter { grid-area: s; justify-self: center; }

/* ------------------------------------------------------------------ §18 opening sequence, sign-in and lock screen.
   The only dark surfaces in the app: Lexy's neon logo on black, then the sign-in card. Everything behind them keeps
   the light brand design above. */
.gate {
  /* White-label: an imported studio profile paints its own accent here; Mad Lashes keeps the brand pink. */
  --gate-accent: var(--c-accent);
  position: fixed; inset: 0; z-index: 200;
  display: grid; align-content: center; justify-items: center;
  padding: calc(var(--safe-t) + var(--s5)) calc(var(--safe-r) + var(--s4)) calc(var(--safe-b) + var(--s6)) calc(var(--safe-l) + var(--s4));
  background: #000; color: #fff;
  font-family: var(--font-ui);
  overflow: hidden;
  transition: opacity 400ms ease;
}
.gate[data-phase="done"] { opacity: 0; pointer-events: none; }
/* §18.2 Trusted device: the lit logo, still centred, fades out over the app instead of lifting to reveal a card. */
.gate[data-phase="dissolve"] { opacity: 0; pointer-events: none; transition: opacity 800ms cubic-bezier(.4,.1,.3,1); }
.gate[data-phase="dissolve"] .gate__logo { opacity: 1; transform: scale(1); }
.gate[data-phase="dissolve"] .gate__card { opacity: 0; }

.gate__stack {
  display: grid; justify-items: center; gap: clamp(24px, 5vh, 52px); width: min(100%, 460px);
  transform: translateY(var(--rise, 12vh));
  transition: transform 650ms cubic-bezier(.22, .7, .25, 1);
  will-change: transform;
}
.gate[data-phase="rise"] .gate__stack,
.gate[data-phase="card"] .gate__stack,
.gate[data-phase="ready"] .gate__stack,
.gate[data-phase="done"] .gate__stack { transform: none; }

.gate__logo {
  position: relative;
  width: min(86vw, 460px); aspect-ratio: 1200 / 610;
  opacity: 0; transform: scale(1.02);
  transition: opacity 900ms cubic-bezier(.3, .55, .25, 1), transform 1100ms cubic-bezier(.22, .7, .25, 1);
  will-change: opacity, transform;
}
.gate[data-phase="fade"] .gate__logo,
.gate[data-phase="glow"] .gate__logo,
.gate[data-phase="rise"] .gate__logo,
.gate[data-phase="card"] .gate__logo,
.gate[data-phase="ready"] .gate__logo,
.gate[data-phase="done"] .gate__logo { opacity: 1; transform: scale(1); }

.gate__logo-art { position: absolute; inset: 0; }
.gate__logo-img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain;
}
/* Only opacity animates on these layers; both are composited, so the ignition stays smooth on a phone. */
.gate__logo-img--neon {
  /* The lit state is generated from this very crop (scripts/splash_assets.py), so it sits exactly on top. */
  opacity: 0;
  transition: opacity 1000ms cubic-bezier(.4, .2, .35, 1);
  will-change: opacity;
}
.gate__logo-bloom {
  position: absolute; inset: -14% -8%; pointer-events: none; opacity: 0;
  background: radial-gradient(56% 50% at 50% 47%, var(--gate-glow-soft, rgba(255, 60, 190, 0.3)), var(--gate-glow-inner, rgba(255, 19, 166, 0.12)) 50%, rgba(0, 0, 0, 0) 74%);
  mix-blend-mode: screen; filter: blur(14px);
  transition: opacity 1000ms cubic-bezier(.4, .2, .35, 1);
  will-change: opacity;
}
.gate__logo--studio { width: min(60vw, 300px); aspect-ratio: auto; display: grid; place-items: center; }
.gate__logo--studio .gate__logo-art { position: static; }
.gate__logo--studio .gate__logo-img { position: static; height: auto; max-height: 38vh; }
.gate__logo--studio .gate__logo-bloom { display: none; }

/* The glow beat: the neon lights up over the plain logo and the air around it warms. */
.gate[data-phase="glow"] .gate__logo-img--neon,
.gate[data-phase="rise"] .gate__logo-img--neon,
.gate[data-phase="card"] .gate__logo-img--neon,
.gate[data-phase="ready"] .gate__logo-img--neon,
.gate[data-phase="done"] .gate__logo-img--neon,
.gate[data-phase="dissolve"] .gate__logo-img--neon { opacity: 1; }
.gate[data-phase="glow"] .gate__logo-bloom,
.gate[data-phase="rise"] .gate__logo-bloom,
.gate[data-phase="card"] .gate__logo-bloom,
.gate[data-phase="ready"] .gate__logo-bloom,
.gate[data-phase="done"] .gate__logo-bloom,
.gate[data-phase="dissolve"] .gate__logo-bloom { opacity: 1; }
.gate__card {
  width: 100%;
  display: grid; gap: var(--s4); justify-items: stretch;
  opacity: 0; transform: translateY(18px);
  transition: opacity 420ms ease, transform 420ms cubic-bezier(.2,.7,.2,1);
  pointer-events: none;
}
.gate[data-phase="card"] .gate__card,
.gate[data-phase="ready"] .gate__card { opacity: 1; transform: none; pointer-events: auto; }
.gate__form { display: grid; gap: var(--s3); }
.gate__title { margin: 0 0 var(--s1); font: 600 var(--t-sm)/1.4 var(--font-head); letter-spacing: var(--track-head); text-transform: uppercase; color: #fff; }

.gate__field {
  display: grid; grid-template-columns: 52px 1px 1fr; align-items: center;
  min-height: 56px; border: 1.5px solid var(--gate-accent); border-radius: 999px;
  background: var(--gate-glow-bg, rgba(255, 19, 166, 0.04));
  box-shadow: 0 0 12px var(--gate-glow-soft, rgba(255, 19, 166, 0.35)), inset 0 0 10px var(--gate-glow-inner, rgba(255, 19, 166, 0.12));
}
.gate__field:focus-within { box-shadow: 0 0 18px var(--gate-glow-strong, rgba(255, 19, 166, 0.6)), inset 0 0 14px var(--gate-glow-focus-inner, rgba(255, 19, 166, 0.18)); }
.gate__field-icon { display: grid; place-items: center; color: #fff; }
.gate__field-icon svg { width: 22px; height: 22px; }
.gate__field-rule { height: 22px; background: rgba(255, 255, 255, 0.5); }
.gate__input {
  min-height: 52px; padding: 0 var(--s4); border: 0; background: none; color: #fff;
  font: 400 16px/1.3 var(--font-ui); letter-spacing: 0.02em;
}
.gate__input::placeholder { color: rgba(255, 255, 255, 0.65); }
.gate__input:focus { outline: none; }
.gate__input:disabled { color: rgba(255, 255, 255, 0.6); }

.gate__submit {
  min-height: 52px; border: 1.5px solid #fff; border-radius: 999px; background: #fff; color: #111;
  font: 700 var(--t-sm)/1 var(--font-head); letter-spacing: var(--track-btn); text-transform: uppercase; cursor: pointer;
}
.gate__submit:hover:not(:disabled) { background: var(--gate-accent); border-color: var(--gate-accent); color: #fff; }
.gate__submit:disabled { opacity: 0.45; cursor: default; }
.gate[data-busy="yes"] .gate__submit { opacity: 0.6; }

.gate__forgot {
  justify-self: center; min-height: 44px; padding: 0 var(--s3); border: 0; background: none; cursor: pointer;
  color: var(--gate-accent); font: 500 var(--t-xs)/1 var(--font-ui); letter-spacing: 0.22em; text-transform: uppercase;
  opacity: 0; transition: opacity 400ms ease;
}
.gate[data-phase="ready"] .gate__forgot { opacity: 1; }
.gate__forgot:hover { color: #fff; }
.gate__error { min-height: 18px; margin: 0; color: #ff9ad8; font-size: var(--t-sm); }
.gate__hint { margin: 0; color: rgba(255, 255, 255, 0.62); font-size: var(--t-xs); line-height: 1.5; }

/* §18.1 A closed build: the notice stands where the form would be, in the studio's own accent. */
.gate__closed { display: grid; gap: 8px; padding: 4px 2px 2px; text-align: center; }
.gate__closed-title { margin: 0; color: var(--gate-accent); font-size: var(--t-sm); font-weight: 600; letter-spacing: 0.04em; }
.gate__closed-body { margin: 0; color: rgba(255, 255, 255, 0.62); font-size: var(--t-xs); line-height: 1.55; }
.gate__closed[hidden] { display: none; }
.gate button:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
/* The neon field itself brightens on focus (see .gate__field:focus-within), so the app's default ring is dropped here. */
.gate__input:focus, .gate__input:focus-visible { outline: none; box-shadow: none; }

@media (prefers-reduced-motion: reduce) {
  .gate, .gate__stack, .gate__logo, .gate__logo-img, .gate__logo-bloom, .gate__card, .gate__forgot { transition: none !important; }
}

/* Recovery code, shown once after the first sign-in. */
.recovery { position: fixed; inset: 0; z-index: 150; display: grid; place-items: center; padding: var(--s4); background: rgba(18, 18, 18, 0.72); }
.recovery__card { width: min(100%, 420px); padding: var(--s5); background: var(--c-surface); border-radius: var(--radius-sheet); display: grid; gap: var(--s3); }
.recovery__title { margin: 0; font: 700 var(--t-xl)/1.2 var(--font-head); text-transform: uppercase; letter-spacing: var(--track-head); }
.recovery__code { margin: 0; padding: var(--s3); background: var(--c-surface-2); border: var(--border); font: 600 var(--t-lg)/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; text-align: center; letter-spacing: 0.08em; word-break: break-all; }
.recovery__note { margin: 0; color: var(--c-muted); font-size: var(--t-sm); line-height: 1.5; }
.recovery__actions { display: flex; gap: var(--s2); justify-content: flex-end; flex-wrap: wrap; }
