@font-face {
  font-family: "nudicamono-regular";
  src:
    url("../../nudicamono-regular-webfont.woff2") format("woff2"),
    url("../../nudicamono-regular-webfont.woff") format("woff");
  font-weight: normal;
  font-style: normal;
}

/* ── Design tokens ───────────────────────────────────────────────────── */

:root {
  --u: 8px;
  --black: #000;
  --white: #fff;
  --accent: #0066ff;
  --w-08: rgba(255, 255, 255, 0.08);
  --w-16: rgba(255, 255, 255, 0.16);
  --w-40: rgba(255, 255, 255, 0.4);
  --w-64: rgba(255, 255, 255, 0.64);
  --hair: 1px solid var(--w-16);
  --t-meta: 10px;
  --t-body: 12px;
  --t-title: 14px;
  --tap: 44px;
  --shutter: 64px;
  --r: 0;
}

/* ── Reset ───────────────────────────────────────────────────────────── */

*,
*::before,
*::after {
  box-sizing: border-box;
  font-family:
    "nudicamono-regular", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-feature-settings:
    "tnum" 1,
    "calt" 0;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

body {
  height: 100dvh;
  background: var(--black);
  color: var(--white);
  font-size: var(--t-body);
  letter-spacing: 0.04em;
}

/* ── App shell ───────────────────────────────────────────────────────── */

.app-shell {
  position: relative;
  width: 100%;
  height: 100dvh;
  overflow: hidden;
}

/* ── Camera stage ────────────────────────────────────────────────────── */

.camera-stage {
  position: absolute;
  inset: 0;
  background: var(--black);
  z-index: 0;
}

.camera-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#cameraFeed {
  z-index: 1;
}

#pixelatedCanvas {
  z-index: 2;
}

.hidden {
  display: none;
}

/* ── Top overlay ─────────────────────────────────────────────────────── */

.overlay-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  height: calc(env(safe-area-inset-top, 0px) + var(--u) * 7);
  padding: calc(env(safe-area-inset-top, 0px) + var(--u) * 2) calc(var(--u) * 2)
    var(--u);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  border-bottom: var(--hair);
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  pointer-events: none;
}

.app-title {
  margin: 0;
  font-size: var(--t-title);
  font-weight: normal;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
}

.model-status {
  font-size: var(--t-title);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--w-40);
}

.model-status--version {
  color: var(--accent);
}

/* ── Settings panel ──────────────────────────────────────────────────── */
/* Sits flush above the toolbar. Hairline border, no radius.             */

.settings-panel {
  position: absolute;
  left: calc(var(--u) * 2);
  right: calc(var(--u) * 2);
  bottom: calc(
    env(safe-area-inset-bottom, 0px) + var(--u) * 14
  ); /* above toolbar (96 px + 16 px gap) */
  z-index: 20;
  background: var(--black);
  border: var(--hair);
  border-radius: var(--r);
  padding: calc(var(--u) * 2);
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 0.2s linear,
    transform 0.24s cubic-bezier(0.22, 1, 0.36, 1);
}

.sheet-card--collapsed {
  opacity: 0;
  transform: translateY(var(--u));
  pointer-events: none;
}

.settings-panel-handle {
  width: calc(var(--u) * 4);
  height: 2px;
  background: var(--w-40);
  margin: 0 auto calc(var(--u) * 2);
}

.settings-section + .settings-section {
  margin-top: calc(var(--u) * 2);
  padding-top: calc(var(--u) * 2);
  border-top: var(--hair);
}

/* ── Slider ──────────────────────────────────────────────────────────── */

.control-group + .control-group {
  margin-top: calc(var(--u) * 2);
}

.control-label,
.section-title {
  margin: 0 0 var(--u);
  font-size: var(--t-meta);
  font-weight: normal;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--white);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.section-title {
  margin-bottom: calc(var(--u) * 1.5);
}

.control-value {
  color: var(--accent);
  font-size: var(--t-meta);
  letter-spacing: 0.04em;
  text-transform: none;
}

.control-hint-row {
  margin-top: var(--u);
  display: flex;
  justify-content: space-between;
  font-size: var(--t-meta);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--w-40);
}

input[type="range"] {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  height: 2px;
  border-radius: 0;
  background: var(--w-16);
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: calc(var(--u) * 2);
  height: calc(var(--u) * 2);
  border-radius: 50%;
  background: var(--accent);
  border: 0;
  cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
  width: calc(var(--u) * 2);
  height: calc(var(--u) * 2);
  border-radius: 50%;
  background: var(--accent);
  border: 0;
  cursor: pointer;
}

input[type="range"]::-moz-range-track {
  height: 2px;
  background: var(--w-16);
  border: 0;
}

/* ── Segmented control (channel picker) ──────────────────────────────── */

.segmented-control {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: var(--hair);
  border-radius: 0;
  background: transparent;
}

.theme-btn {
  min-height: calc(var(--u) * 4);
  border: 0;
  border-right: var(--hair);
  border-radius: 0;
  background: transparent;
  color: var(--w-64);
  font-size: var(--t-meta);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0;
  cursor: pointer;
  transition:
    background 0.15s linear,
    color 0.15s linear;
}

.theme-btn:last-child {
  border-right: 0;
}

.theme-btn--active {
  color: var(--black);
  background: var(--white);
}

/* ── Bottom toolbar ──────────────────────────────────────────────────── */
/* 5-column grid. Shutter in col 3, centred.                             */

.toolbar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10;
  height: calc(
    env(safe-area-inset-bottom, 0px) + var(--u) * 12
  ); /* 96 px + safe area */
  padding: calc(var(--u) * 2) calc(var(--u) * 2)
    calc(env(safe-area-inset-bottom, 0px) + calc(var(--u) * 2));
  background: var(--black);
  border-top: var(--hair);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  justify-items: center;
}

/* ── Tool buttons ────────────────────────────────────────────────────── */

.tool-btn {
  width: var(--tap);
  height: var(--tap);
  border-radius: 50%;
  border: 1px solid var(--w-40);
  background: transparent;
  color: var(--white);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition:
    border-color 0.15s linear,
    color 0.15s linear;
}

.tool-btn svg {
  width: calc(var(--u) * 2);
  height: calc(var(--u) * 2);
  fill: currentColor;
}

.tool-btn:active {
  border-color: var(--white);
}

.tool-btn--active {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Shutter ─────────────────────────────────────────────────────────── */

.shutter-btn {
  width: var(--shutter);
  height: var(--shutter);
  border-radius: 50%;
  border: 2px solid var(--white);
  background: transparent;
  padding: 4px;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: border-color 0.15s linear;
}

.shutter-inner {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--white);
  transition:
    transform 0.12s linear,
    background 0.15s linear;
}

.shutter-btn:active .shutter-inner {
  transform: scale(0.85);
}

.shutter-btn:disabled {
  border-color: var(--w-16);
}

.shutter-btn:disabled .shutter-inner {
  background: var(--w-16);
}

/* ── Save ready ──────────────────────────────────────────────────────── */

.tool-btn.save-ready {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--black);
}

/* ── Retake overlay button ───────────────────────────────────────────── */

.clear-btn {
  position: absolute;
  top: calc(env(safe-area-inset-top, 0px) + var(--u) * 9); /* below header */
  right: calc(var(--u) * 2);
  width: var(--tap);
  height: var(--tap);
  border-radius: 50%;
  border: 1px solid var(--white);
  background: var(--black);
  color: var(--white);
  z-index: 5;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition:
    background 0.15s linear,
    color 0.15s linear;
}

.clear-btn:active {
  background: var(--white);
  color: var(--black);
}

.clear-btn svg {
  width: calc(var(--u) * 2);
  height: calc(var(--u) * 2);
  fill: currentColor;
}

/* ── Disabled state ──────────────────────────────────────────────────── */

.is-disabled,
button:disabled {
  opacity: 0.32;
  cursor: not-allowed;
}

.shutter-btn:disabled {
  opacity: 1; /* ring + inner handle the visual */
}

/* ── Focus rings ─────────────────────────────────────────────────────── */

.tool-btn:focus-visible,
.shutter-btn:focus-visible,
.clear-btn:focus-visible,
.theme-btn:focus-visible,
input[type="range"]:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

/* ── Desktop / tablet blocker ───────────────────────────────────────── */

.desktop-blocker {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--black);
  color: var(--white);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--u) * 4);
  gap: calc(var(--u) * 2);
}

.desktop-blocker h1 {
  margin: 0;
  font-size: var(--t-title);
  font-weight: normal;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.desktop-blocker p {
  margin: 0;
  font-size: var(--t-body);
  color: var(--w-64);
  max-width: 320px;
  line-height: 1.5;
}

.desktop-user .desktop-blocker {
  display: flex;
}

.desktop-user .app-shell {
  display: none;
}

/* ── Desktop bypass ──────────────────────────────────────────────────── */

.desktop-bypass-btn {
  margin-top: calc(var(--u) * 2);
  min-height: calc(var(--u) * 5);
  padding: 0 calc(var(--u) * 3);
  border: var(--hair);
  border-radius: 0;
  background: transparent;
  color: var(--white);
  font-size: var(--t-meta);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background 0.15s linear,
    color 0.15s linear;
}

.desktop-bypass-btn:active {
  background: var(--white);
  color: var(--black);
}

.desktop-bypass-btn:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

/* ── No-script blocker ───────────────────────────────────────────────── */

.noscript-blocker {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: var(--black);
  color: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--u) * 4);
  gap: calc(var(--u) * 2);
}

.noscript-blocker h1 {
  margin: 0;
  font-size: var(--t-title);
  font-weight: normal;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.noscript-blocker p {
  margin: 0;
  font-size: var(--t-body);
  color: var(--w-64);
  max-width: 320px;
  line-height: 1.5;
}

/* ── Camera error overlay ────────────────────────────────────────────── */

.camera-error {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--u) * 4);
  background: var(--black);
  color: var(--w-64);
  font-size: var(--t-body);
  text-align: center;
  line-height: 1.5;
  max-width: 280px;
  margin: auto;
}