:root {
  --t2w-violet: #6229e8;
  --t2w-orchid: #9e52f3;
  --t2w-navy: #230f4e;
  --t2w-lilac: #f3eefe;
  --t2w-white: #ffffff;
  --t2w-slate: #6b6b76;
  --t2w-ink: #2b2b33;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-md: 0 4px 12px rgb(35 15 78 / 0.1);

  --viewfinder-scrim: rgb(35 15 78 / 0.45);
  --viewfinder-hint-shadow: rgb(35 15 78 / 0.9);

  color-scheme: light;
  --surface: var(--t2w-lilac); 
  --surface-raised: var(--t2w-white); 
  --ink: var(--t2w-ink); 
  --ink-strong: var(--t2w-navy); 
  --ink-muted: var(--t2w-slate); 
  --accent: var(--t2w-violet); 
  --accent-ink: var(--t2w-white); 
  --border: #8d82a3;
  --qr-light: #ffffff;
  --qr-dark: #000000;
  --border-subtle: #d9d3e6; 
  --focus: #4a17c4; 

  --tone-neutral: var(--t2w-slate);
  --tone-good: #1f7a4d; 
  --tone-reward: var(--t2w-violet);
  --tone-warn: #a8620a; 
  --tone-stop: #a3162b; 

  --logo-light-display: block;
  --logo-dark-display: none;

  --font-ui: 'Poppins', -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-body: 'Inter', -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    color-scheme: dark;
    --surface: #140a2b;
    --surface-raised: #1e1140;
    --ink: #ede7fb; 
    --ink-strong: #f6f2ff; 
    --ink-muted: #b7aad8; 
    --accent: #ae6ef5; 
    --accent-ink: #140a2b; 
    --border-subtle: #3a2b63;
    --focus: #c79bf8; 
    --tone-neutral: #b7aad8; 
    --tone-good: #4fbe86; 
    --tone-reward: #ae6ef5; 
    --tone-warn: #f0b48a; 
    --tone-stop: #ff8b93; 
    --shadow-md: 0 4px 12px rgb(0 0 0 / 0.48);
    --logo-light-display: none;
    --logo-dark-display: block;
  }
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --surface: #140a2b;
  --surface-raised: #1e1140;
  --ink: #ede7fb;
  --ink-strong: #f6f2ff;
  --ink-muted: #b7aad8;
  --accent: #ae6ef5;
  --accent-ink: #140a2b;
  --border-subtle: #3a2b63;
  --focus: #c79bf8;
  --tone-neutral: #b7aad8;
  --tone-good: #4fbe86;
  --tone-reward: #ae6ef5;
  --tone-warn: #f0b48a;
  --tone-stop: #ff8b93;
  --shadow-md: 0 4px 12px rgb(0 0 0 / 0.48);
  --logo-light-display: none;
  --logo-dark-display: block;
}

:root:lang(ar),
[dir='rtl'] {
  --font-ui: 'Cairo', 'IBM Plex Sans Arabic', 'Segoe UI', Tahoma, system-ui, sans-serif;
  --font-body: 'Cairo', 'IBM Plex Sans Arabic', 'Segoe UI', Tahoma, system-ui, sans-serif;
}

@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('./fonts/poppins-latin-600-normal.f4e80d9d.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('./fonts/poppins-latin-700-normal.9338e65f.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./fonts/inter-latin-400-normal.8909904a.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('./fonts/inter-latin-500-normal.f3779f1e.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--surface);
  color: var(--ink);
  font-size: 18px;
  line-height: 1.4;
}

.sr-only {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.topbar__logo {
  display: flex;
  align-items: center;
}

.topbar__logo-light,
.topbar__logo-dark {
  inline-size: 130px;
  block-size: auto;
}

.topbar__logo-light {
  display: var(--logo-light-display);
}

.topbar__logo-dark {
  display: var(--logo-dark-display);
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-raised);
}

.theme-toggle__option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-block-size: 44px;
  min-inline-size: 44px;
  padding-inline: var(--space-2);
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.i-sun,
.i-moon {
  display: block;
  inline-size: 20px;
  block-size: 20px;
}


.shell {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-4);
  max-width: 34rem;
  margin-inline: auto;
}

.panel {
  --panel-tone: var(--tone-neutral);
  background: var(--surface);
  border: 1px solid var(--panel-tone);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}

.panel--good { --panel-tone: var(--tone-good); }
.panel--reward { --panel-tone: var(--tone-reward); }
.panel--warn { --panel-tone: var(--tone-warn); }
.panel--stop { --panel-tone: var(--tone-stop); }

.panel__heading {
  font-family: var(--font-ui);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0 0 var(--space-3);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--ink-strong);
}

.panel__glyph {
  display: inline-flex;
  flex: none;
  line-height: 1;
}

.panel__glyph > svg {
  inline-size: 30px;
  block-size: 30px;
}

.hint {
  margin: var(--space-2) 0 var(--space-4);
  color: var(--ink-muted);
}

.stat {
  margin: 0 0 var(--space-2);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}

.stat__label {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.stat__value {
  font-family: var(--font-ui);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--ink-strong);
}

.stat__value--big {
  font-size: 3rem;
  line-height: 1.1;
}

.reward__text {
  font-family: var(--font-ui);
  margin: 0 0 var(--space-3);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--accent);
}

.btn {
  display: block;
  inline-size: 100%;
  min-block-size: 60px;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  font-family: var(--font-ui);
  font-size: 1.15rem;
  font-weight: 600;
  cursor: pointer;
}

.btn + .btn {
  margin-block-start: var(--space-3);
}

.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn--secondary {
  background: var(--surface-raised);
  color: var(--ink-strong);
  border-color: var(--ink-strong);
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.manual {
  background: var(--surface-raised);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}

.manual__label {
  font-family: var(--font-ui);
  display: block;
  margin-block-end: var(--space-2);
  font-weight: 600;
  color: var(--ink-strong);
}

.manual__input {
  inline-size: 100%;
  min-block-size: 60px;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  direction: ltr;
}

.shift {
  margin-block-start: auto;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
}

.shift__title {
  font-family: var(--font-ui);
  margin: 0 0 var(--space-2);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink-muted);
}

.shift__grid {
  display: flex;
  gap: var(--space-8);
}

.shift__item {
  margin: 0;
  display: flex;
  flex-direction: column;
}

.shift__value {
  font-family: var(--font-ui);
  font-size: 2.6rem;
  line-height: 1.05;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink-strong);
}

.shift__label {
  font-size: 0.95rem;
  color: var(--ink-muted);
}

.shift__note {
  margin: var(--space-3) 0 0;
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.viewfinder {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--t2w-navy);
  aspect-ratio: 3 / 4;
}

.viewfinder__video {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
}

.viewfinder__frame {
  position: absolute;
  inset: 12%;
  border: 4px solid var(--t2w-white);
  border-radius: var(--radius-md);
  box-shadow: 0 0 0 100vmax var(--viewfinder-scrim);
}

.viewfinder__torch {
  position: absolute;
  inset-block-start: var(--space-4);
  inset-inline-end: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-block-size: 44px;
  min-inline-size: 44px;
  padding-inline: var(--space-3);
  border: 0;
  border-radius: 999px;
  background: var(--t2w-navy);
  color: var(--t2w-white);
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.viewfinder__torch[aria-pressed='true'] {
  background: var(--t2w-white);
  color: var(--t2w-navy);
}

.i-torch {
  display: block;
  inline-size: 20px;
  block-size: 20px;
}

.viewfinder__torch-glyph {
  display: inline-flex;
  flex: none;
  line-height: 1;
}

.viewfinder__hint {
  position: absolute;
  inset-inline: 0;
  inset-block-end: var(--space-4);
  margin: 0;
  text-align: center;
  color: var(--t2w-white);
  text-shadow: 0 1px 4px var(--viewfinder-hint-shadow);
}

.spinner {
  inline-size: 32px;
  block-size: 32px;
  margin: 0;
  border: 4px solid var(--border-subtle);
  border-block-start-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(1turn);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.stamp-code {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 1rem;
  text-align: center;
}
.stamp-code__cafe {
  margin: 0;
  font-size: 1.5rem;
}
.stamp-code__qr {
  inline-size: min(80vw, 70vh, 28rem);
  block-size: auto;
  background: var(--qr-light);
}
.stamp-code__bg {
  fill: var(--qr-light);
}
.stamp-code__ink {
  fill: var(--qr-dark);
}
.stamp-code__line {
  margin: 0;
  font-size: 1.25rem;
}