:root {
  color-scheme: light dark;
  --bg: #f1f6f3;
  --surface: #ffffff;
  --surface-2: #e7f0ec;
  --surface-3: #d8e8e1;
  --ink: #102a22;
  --ink-strong: #071c16;
  --muted: #60766d;
  --line: #d4e1dc;
  --accent: #0b7a6f;
  --accent-strong: #07564f;
  --accent-soft: #d9f2ea;
  --accent-soft-strong: #b9e5d8;
  --yellow: #b97914;
  --yellow-soft: #fff1cd;
  --danger: #aa4a47;
  --danger-soft: #fff0ef;
  --focus: #e39b34;
  --duration-stagger: 40ms;
  --duration-micro: 80ms;
  --duration-quick: 150ms;
  --duration-fast: 250ms;
  --duration-medium: 350ms;
  --duration-slow: 400ms;
  --duration-very-slow: 500ms;
  --ease-smooth-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: ease-in-out;
  --ease-linear: linear;
  --ease-bounce: cubic-bezier(0.34, 1.36, 0.64, 1);
  --digit-dur: var(--duration-fast);
  --digit-distance: 8px;
  --digit-stagger: var(--duration-stagger);
  --digit-blur: 2px;
  --digit-ease: cubic-bezier(0.34, 1.45, 0.64, 1);
  --digit-dir-x: 0;
  --digit-dir-y: 1;
  --shadow: 0 20px 44px rgba(22, 60, 48, 0.08), 0 4px 12px rgba(22, 60, 48, 0.04);
  --shadow-strong: 0 24px 56px rgba(4, 54, 47, 0.18), 0 5px 16px rgba(4, 54, 47, 0.1);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --ease-out: var(--ease-smooth-out);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1915;
    --surface: #15251f;
    --surface-2: #1b322a;
    --surface-3: #264439;
    --ink: #e8f6ef;
    --ink-strong: #f7fffb;
    --muted: #adc3b8;
    --line: #2b473c;
    --accent: #64d1b4;
    --accent-strong: #9bf0d6;
    --accent-soft: #173e35;
    --accent-soft-strong: #225749;
    --yellow: #ffd27b;
    --yellow-soft: #4a3617;
    --danger: #ff9a93;
    --danger-soft: #4b2423;
    --focus: #ffc36a;
    --shadow: 0 20px 44px rgba(0, 0, 0, 0.22), 0 4px 12px rgba(0, 0, 0, 0.14);
    --shadow-strong: 0 24px 56px rgba(0, 0, 0, 0.38), 0 5px 16px rgba(0, 0, 0, 0.2);
  }
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100dvh;
  margin: 0;
  background:
    radial-gradient(circle at 95% 0%, color-mix(in srgb, var(--accent-soft) 70%, transparent), transparent 28rem),
    var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

button {
  border: 0;
  font: inherit;
}

button:not(:disabled),
a {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

button:disabled {
  cursor: not-allowed;
}

.skip-link {
  position: fixed;
  z-index: 50;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--ink-strong);
  color: var(--surface);
  transform: translateY(-160%);
  transition: transform var(--duration-quick) var(--ease-smooth-out);
}

.skip-link:focus {
  transform: translateY(0);
}

.auth-screen[hidden],
.app-shell[hidden] {
  display: none !important;
}

body.auth-locked .skip-link {
  display: none;
}

.auth-screen {
  min-height: 100dvh;
  padding: max(18px, env(safe-area-inset-top)) clamp(16px, 5vw, 48px) max(24px, env(safe-area-inset-bottom));
}

.auth-layout {
  display: grid;
  width: min(1060px, 100%);
  min-height: calc(100dvh - 42px);
  margin: 0 auto;
  align-items: center;
  gap: 16px;
}

.auth-card,
.auth-visual {
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow-strong);
}

.auth-card {
  order: 1;
  padding: clamp(22px, 5vw, 48px);
  background: var(--surface);
}

.auth-brand-row,
.auth-access-pill,
.auth-submit,
.auth-footnote,
.password-toggle {
  display: flex;
  align-items: center;
}

.auth-brand-row {
  justify-content: space-between;
  gap: 16px;
}

.auth-access-pill {
  gap: 7px;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid var(--accent-soft-strong);
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.69rem;
  font-weight: 800;
  white-space: nowrap;
}

.auth-access-pill .status-dot {
  width: 7px;
  height: 7px;
}

.auth-heading {
  margin-top: clamp(32px, 5vw, 52px);
}

.auth-heading h1 {
  margin: 10px 0 12px;
  color: var(--ink-strong);
  font-size: clamp(2.55rem, 7vw, 4.55rem);
  font-weight: 820;
  letter-spacing: -0.07em;
  line-height: 0.96;
}

.auth-heading h1 span {
  color: var(--accent-strong);
}

.auth-copy {
  max-width: 430px;
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.auth-form {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.auth-field {
  display: grid;
  gap: 7px;
}

.auth-label {
  color: var(--ink-strong);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.auth-input {
  width: 100%;
  min-height: 54px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: 0;
  background: var(--surface-2);
  color: var(--ink-strong);
  font: inherit;
  font-size: 1rem;
  transition: border-color var(--duration-quick) var(--ease-smooth-out), background var(--duration-quick) var(--ease-smooth-out), box-shadow var(--duration-quick) var(--ease-smooth-out);
}

.auth-input::placeholder {
  color: color-mix(in srgb, var(--muted) 78%, transparent);
}

.auth-input:focus {
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}

.auth-field.has-error .auth-input {
  border-color: var(--danger);
  background: var(--danger-soft);
}

.password-wrap {
  position: relative;
}

.password-wrap .auth-input {
  padding-right: 92px;
}

.password-toggle {
  position: absolute;
  top: 6px;
  right: 6px;
  gap: 6px;
  min-width: 72px;
  min-height: 46px;
  justify-content: center;
  padding: 8px 9px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: var(--surface);
  color: var(--accent-strong);
  font-size: 0.76rem;
  font-weight: 800;
  transition: border-color var(--duration-quick) var(--ease-smooth-out), background var(--duration-quick) var(--ease-smooth-out), transform var(--duration-micro) var(--ease-smooth-out);
}

.password-toggle:hover {
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
}

.password-toggle:active {
  transform: scale(0.97);
}

.password-icon {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
}

.password-icon-hide,
.password-toggle.is-visible .password-icon-show {
  display: none;
}

.password-toggle.is-visible .password-icon-hide {
  display: block;
}

.auth-field-error,
.auth-status,
.auth-error {
  min-height: 18px;
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.35;
}

.auth-field-error,
.auth-error {
  color: var(--danger);
}

.auth-status {
  color: var(--muted);
  text-align: center;
}

.auth-status:empty,
.auth-error:empty,
.auth-field-error:empty {
  visibility: hidden;
}

.auth-submit {
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 56px;
  margin-top: 2px;
  padding: 14px 18px;
  border: 1px solid var(--accent);
  border-radius: 15px;
  background: var(--accent);
  color: #ffffff;
  font-size: 0.96rem;
  font-weight: 850;
  box-shadow: 0 12px 22px color-mix(in srgb, var(--accent) 23%, transparent);
  transition: background var(--duration-quick) var(--ease-smooth-out), box-shadow var(--duration-quick) var(--ease-smooth-out), transform var(--duration-micro) var(--ease-smooth-out);
}

.auth-submit svg {
  width: 19px;
  height: 19px;
}

.auth-submit:hover {
  background: var(--accent-strong);
  box-shadow: 0 15px 26px color-mix(in srgb, var(--accent) 30%, transparent);
}

.auth-submit:active {
  transform: scale(0.985);
}

.auth-submit:disabled {
  cursor: wait;
  opacity: 0.68;
}

.auth-footnote {
  align-items: flex-start;
  gap: 9px;
  margin-top: 26px;
  padding-top: 19px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.4;
}

.auth-footnote svg {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  color: var(--accent-strong);
}

.auth-visual {
  position: relative;
  order: 2;
  min-height: 205px;
  overflow: hidden;
  padding: 22px 24px;
  background:
    radial-gradient(circle at 82% 16%, color-mix(in srgb, var(--accent-soft) 88%, transparent), transparent 13rem),
    linear-gradient(145deg, var(--surface), color-mix(in srgb, var(--surface-2) 70%, var(--surface)));
  color: var(--accent-strong);
}

.auth-visual::before,
.auth-visual::after {
  position: absolute;
  border: 1px solid color-mix(in srgb, var(--accent) 16%, transparent);
  border-radius: 50%;
  content: "";
}

.auth-visual::before {
  top: -110px;
  right: -70px;
  width: 250px;
  height: 250px;
}

.auth-visual::after {
  top: -70px;
  right: -30px;
  width: 170px;
  height: 170px;
}

.auth-visual-topline {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.65rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.auth-visual-copy {
  position: relative;
  z-index: 2;
  max-width: 400px;
  margin-top: 38px;
}

.auth-visual-copy h2 {
  margin: 8px 0 6px;
  color: var(--ink-strong);
  font-size: clamp(1.45rem, 3.5vw, 2.2rem);
  font-weight: 820;
  letter-spacing: -0.055em;
  line-height: 1;
}

.auth-visual-copy h2 span {
  color: var(--accent-strong);
}

.auth-visual-copy p:last-child {
  max-width: 280px;
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.auth-visual-cells {
  position: absolute;
  z-index: 1;
  right: -16px;
  bottom: -28px;
  width: min(64%, 420px);
  height: auto;
  color: var(--accent-strong);
}

.app-shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 20px clamp(16px, 3vw, 48px) 28px;
}

.topbar,
.intro-section,
.app-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.topbar {
  min-height: 54px;
}

.brand-lockup,
.topbar-actions,
.offline-pill,
.text-button,
.icon-text-button,
.secondary-button,
.increment-label,
.local-note,
.progress-label-row,
.counter-topline,
.counter-actions,
.panel-heading,
.session-meta,
.shortcut-list {
  display: flex;
  align-items: center;
}

.brand-lockup,
.topbar-actions,
.offline-pill,
.text-button,
.icon-text-button,
.secondary-button,
.increment-label,
.local-note {
  gap: 9px;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--accent-soft-strong);
  border-radius: 13px;
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.brand-mark svg {
  width: 22px;
  height: 22px;
}

.brand-name,
.brand-context,
.eyebrow,
.section-kicker,
.meta-label,
.intro-copy,
.panel-description,
.count-helper,
.action-status,
.total-unit,
.local-note,
.guide-copy p,
.app-footer,
.shortcut-list,
.offline-pill {
  margin: 0;
}

.brand-name {
  color: var(--ink-strong);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-context {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.topbar-actions {
  justify-content: flex-end;
  flex-wrap: wrap;
}

.offline-pill {
  min-height: 36px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.text-button,
.icon-text-button,
.secondary-button {
  min-height: 46px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 750;
  transition: border-color var(--duration-quick) var(--ease-smooth-out), background var(--duration-quick) var(--ease-smooth-out), color var(--duration-quick) var(--ease-smooth-out), transform var(--duration-micro) var(--ease-smooth-out);
}

.text-button:hover,
.icon-text-button:hover,
.secondary-button:hover {
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.text-button:active,
.icon-text-button:active,
.secondary-button:active {
  transform: scale(0.98);
}

.text-button svg,
.icon-text-button svg,
.secondary-button svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.sound-button.is-on {
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.sound-button.is-muted {
  color: var(--muted);
}

.sound-muted {
  display: none;
}

.sound-button.is-muted .sound-waves {
  display: none;
}

.sound-button.is-muted .sound-muted {
  display: block;
}

.danger-button {
  border-color: color-mix(in srgb, var(--danger) 35%, var(--line));
  color: var(--danger);
}

.danger-button:hover {
  border-color: var(--danger);
  background: var(--danger-soft);
  color: var(--danger);
}

main {
  padding-top: clamp(38px, 6vw, 72px);
}

.intro-section {
  align-items: flex-end;
  flex-wrap: wrap;
  padding: 0 4px 30px;
}

.eyebrow,
.section-kicker {
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.intro-section h1 {
  max-width: 680px;
  margin: 8px 0 10px;
  color: var(--ink-strong);
  font-size: clamp(2.3rem, 5vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.intro-copy {
  max-width: 560px;
  color: var(--muted);
  font-size: clamp(0.96rem, 1.4vw, 1.08rem);
}

.intro-aside {
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  gap: clamp(16px, 2.5vw, 30px);
  margin-left: auto;
}

.cell-visual {
  position: relative;
  width: 238px;
  height: 138px;
  overflow: hidden;
  padding: 12px 14px 0;
  border: 1px solid var(--accent-soft-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 82% 18%, color-mix(in srgb, var(--accent-soft) 85%, transparent), transparent 7rem),
    var(--surface);
  color: var(--accent-strong);
  box-shadow: 0 12px 28px rgba(22, 60, 48, 0.07);
}

.cell-visual::after {
  position: absolute;
  right: -28px;
  bottom: -42px;
  width: 130px;
  height: 130px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
  border-radius: 50%;
  content: "";
}

.cell-visual-topline {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cell-signal {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.cell-canvas {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 108px;
  margin-top: 2px;
}

.cell-visual[data-analyte="RBC"] .wbc-art,
.cell-visual[data-analyte="WBC"] .rbc-art {
  display: none;
}

.analyte-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(112px, 1fr));
  gap: 6px;
  width: min(100%, 284px);
  margin-top: 18px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.analyte-option {
  display: grid;
  min-height: 52px;
  place-content: center;
  gap: 1px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  text-align: center;
  transition: border-color var(--duration-quick) var(--ease-smooth-out), background var(--duration-quick) var(--ease-smooth-out), color var(--duration-quick) var(--ease-smooth-out), transform var(--duration-micro) var(--ease-smooth-out);
}

.analyte-option:hover {
  color: var(--accent-strong);
}

.analyte-option:active {
  transform: scale(0.98);
}

.analyte-option.is-active {
  border-color: var(--accent-soft-strong);
  background: var(--surface);
  color: var(--accent-strong);
  box-shadow: 0 4px 10px rgba(22, 60, 48, 0.08);
}

.analyte-option span {
  font-size: 0.92rem;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.analyte-option small {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 700;
}

.analyte-option.is-active small {
  color: var(--accent-strong);
}

.session-meta {
  justify-content: flex-end;
  gap: clamp(18px, 3vw, 42px);
  padding-bottom: 4px;
}

.session-meta-item {
  min-width: 96px;
}

.meta-label {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.session-meta strong {
  display: block;
  margin-top: 4px;
  color: var(--ink-strong);
  font-size: 0.94rem;
  font-variant-numeric: tabular-nums;
}

.workspace-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (max-width: 719px) {
  .counter-panel {
    order: 1;
  }

  .field-panel {
    order: 2;
  }

  .summary-panel {
    order: 3;
  }
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.field-panel,
.summary-panel,
.counter-panel {
  min-width: 0;
  padding: clamp(18px, 2.2vw, 28px);
}

.field-panel,
.summary-panel {
  display: flex;
  flex-direction: column;
}

.panel-heading,
.counter-topline {
  justify-content: space-between;
  gap: 16px;
}

.panel h2,
.counter-panel h2,
.guide-copy h2 {
  margin: 4px 0 0;
  color: var(--ink-strong);
  font-size: 1.14rem;
  font-weight: 800;
  letter-spacing: -0.025em;
}

.muted-heading {
  color: var(--muted);
  font-weight: 650;
}

.panel-count,
.summary-status {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  transition: border-color var(--duration-quick) var(--ease-smooth-out), background var(--duration-quick) var(--ease-smooth-out), color var(--duration-quick) var(--ease-smooth-out);
}

.summary-status.is-complete {
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.panel-description {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.88rem;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(44px, 1fr));
  gap: 8px;
  margin-top: 22px;
}

.field-tile {
  display: flex;
  min-width: 0;
  min-height: 66px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--muted);
  text-align: left;
  transition: border-color var(--duration-quick) var(--ease-smooth-out), background var(--duration-quick) var(--ease-smooth-out), color var(--duration-quick) var(--ease-smooth-out), transform var(--duration-micro) var(--ease-smooth-out);
}

.field-tile:hover {
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.field-tile:active {
  transform: scale(0.97);
}

.field-tile.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.field-tile.is-complete {
  border-color: var(--accent-soft-strong);
}

.field-number {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.field-tile.is-active .field-number {
  color: var(--accent-strong);
}

.field-value {
  color: var(--ink-strong);
  font-size: 1.2rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.field-status {
  overflow: hidden;
  max-width: 100%;
  color: var(--muted);
  font-size: 0.63rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.field-tile.is-complete .field-status {
  color: var(--accent-strong);
}

.progress-block {
  margin-top: auto;
  padding-top: 28px;
}

.progress-label-row {
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.progress-label-row strong {
  color: var(--ink-strong);
  font-variant-numeric: tabular-nums;
}

.progress-track {
  height: 9px;
  margin-top: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-3);
}

.progress-track span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width var(--duration-fast) var(--ease-smooth-out);
}

.counter-panel {
  display: flex;
  flex-direction: column;
  min-height: 540px;
  background: linear-gradient(150deg, var(--surface), color-mix(in srgb, var(--surface-2) 52%, var(--surface)));
}

.counter-topline {
  align-items: flex-start;
}

.icon-text-button {
  min-height: 40px;
  padding: 8px 11px;
  font-size: 0.78rem;
}

.count-stage {
  display: flex;
  min-height: 250px;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 34px 12px 26px;
  text-align: center;
}

.count-value {
  color: var(--ink-strong);
  font-size: clamp(6rem, 14vw, 11.5rem);
  font-variant-numeric: tabular-nums;
  font-weight: 820;
  letter-spacing: -0.085em;
  line-height: 0.84;
}

.count-unit {
  margin-top: 16px;
  color: var(--accent-strong);
  font-size: 0.83rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.count-helper {
  max-width: 340px;
  margin-top: 9px;
  color: var(--muted);
  font-size: 0.88rem;
}

.increment-button {
  position: relative;
  display: flex;
  width: min(100%, 300px);
  aspect-ratio: 1;
  min-height: 0;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 8px auto 0;
  padding: 28px;
  flex-direction: column;
  border: 1px solid var(--accent);
  border-radius: 30px;
  background: var(--accent);
  color: #ffffff;
  text-align: center;
  box-shadow: 0 13px 24px color-mix(in srgb, var(--accent) 25%, transparent);
  transition: background var(--duration-quick) var(--ease-smooth-out), box-shadow var(--duration-quick) var(--ease-smooth-out), transform var(--duration-micro) var(--ease-smooth-out);
}

.increment-button:hover {
  background: var(--accent-strong);
  box-shadow: 0 16px 28px color-mix(in srgb, var(--accent) 33%, transparent);
}

.increment-button:active {
  transform: scale(0.985);
  box-shadow: 0 8px 15px color-mix(in srgb, var(--accent) 24%, transparent);
}

.increment-button.is-pressed {
  animation: press-pulse var(--duration-quick) var(--ease-smooth-out);
}

.increment-copy {
  display: grid;
  justify-items: center;
  gap: 4px;
}

.increment-kicker {
  color: color-mix(in srgb, #ffffff 78%, transparent);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.03em;
}

.increment-label {
  justify-content: center;
  font-size: clamp(1.1rem, 2.2vw, 1.42rem);
  font-weight: 850;
  letter-spacing: -0.025em;
}

.increment-label svg {
  width: 30px;
  height: 30px;
}

.increment-value {
  color: color-mix(in srgb, #ffffff 82%, transparent);
  font-size: 1.45rem;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
}

.counter-actions {
  gap: 8px;
  padding-top: 12px;
}

.counter-actions .secondary-button {
  flex: 1 1 0;
  justify-content: center;
}

.primary-secondary-button {
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.secondary-button:disabled {
  border-color: var(--line);
  background: var(--surface-2);
  color: var(--muted);
  opacity: 0.55;
}

.action-status {
  min-height: 24px;
  padding-top: 13px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 650;
  text-align: center;
}

.total-block {
  margin-top: 30px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.total-block strong {
  display: block;
  margin-top: 4px;
  color: var(--ink-strong);
  font-size: 3rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.06em;
  line-height: 1;
}

.total-unit {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.76rem;
}

.range-callout {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-2);
  transition: border-color var(--duration-fast) var(--ease-smooth-out), background var(--duration-fast) var(--ease-smooth-out);
}

.range-callout.is-ready {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.range-callout strong {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 1.36rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.range-callout.is-ready strong {
  color: var(--accent-strong);
}

.range-helper {
  max-width: 142px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 650;
  line-height: 1.35;
  text-align: right;
}

.summary-list {
  display: grid;
  gap: 14px;
  margin: 20px 0 0;
}

.summary-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.summary-list dt {
  color: var(--muted);
  font-size: 0.84rem;
}

.summary-list dd {
  margin: 0;
  color: var(--ink-strong);
  font-size: 0.92rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.summary-divider {
  height: 1px;
  margin: 24px 0 18px;
  background: var(--line);
}

.summary-actions {
  display: grid;
  gap: 9px;
}

.full-width {
  width: 100%;
  justify-content: center;
}

.local-note {
  align-items: flex-start;
  margin-top: auto;
  padding-top: 24px;
  color: var(--muted);
  font-size: 0.76rem;
}

.local-note svg {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  color: var(--accent-strong);
}

.quick-guide {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-top: 16px;
  padding: 21px 24px;
}

.guide-icon {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 12px;
  background: var(--yellow-soft);
  color: var(--yellow);
}

.guide-icon svg {
  width: 21px;
  height: 21px;
}

.guide-copy {
  min-width: 0;
  flex: 1 1 auto;
}

.guide-copy h2 {
  margin-top: 3px;
  font-size: 1rem;
}

.guide-copy p:last-child {
  max-width: 720px;
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.84rem;
}

.guide-copy strong {
  color: var(--ink);
}

.shortcut-list {
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 12px;
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 700;
}

kbd {
  display: inline-grid;
  min-width: 25px;
  height: 25px;
  margin-right: 3px;
  padding: 2px 6px;
  place-items: center;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--ink);
  font-family: inherit;
  font-size: 0.69rem;
  font-weight: 850;
}

.app-footer {
  padding: 28px 4px 0;
  color: var(--muted);
  font-size: 0.73rem;
}

.app-footer span:last-child {
  color: var(--accent-strong);
  font-weight: 800;
  letter-spacing: 0.08em;
}

@keyframes t-digit-pop-in {
  0% {
    transform: translate(
      calc(var(--digit-distance) * var(--digit-dir-x)),
      calc(var(--digit-distance) * var(--digit-dir-y))
    );
    opacity: 0;
    filter: blur(var(--digit-blur));
  }

  100% {
    transform: translate(0, 0);
    opacity: 1;
    filter: blur(0);
  }
}

@keyframes cell-art-switch {
  0% {
    transform: translateY(5px) scale(0.98);
    opacity: 0;
    filter: blur(2px);
  }

  100% {
    transform: translateY(0) scale(1);
    opacity: 1;
    filter: blur(0);
  }
}

.cell-visual.is-switching .cell-canvas {
  animation: cell-art-switch var(--duration-fast) var(--ease-in-out) both;
}

.t-digit-group {
  display: inline-flex;
  align-items: baseline;
}

.t-digit {
  display: inline-block;
  will-change: transform, opacity, filter;
}

.t-digit-group.is-animating .t-digit {
  animation: t-digit-pop-in var(--digit-dur) var(--digit-ease) both;
}

.t-digit-group.is-animating .t-digit[data-stagger="1"] {
  animation-delay: var(--digit-stagger);
}

.t-digit-group.is-animating .t-digit[data-stagger="2"] {
  animation-delay: calc(var(--digit-stagger) * 2);
}

@media (prefers-reduced-motion: reduce) {
  .t-digit-group .t-digit {
    animation: none !important;
  }
}

body.focus-mode .app-shell {
  max-width: 1020px;
}

body.focus-mode .field-panel,
body.focus-mode .summary-panel,
body.focus-mode .quick-guide {
  display: none;
}

body.focus-mode .workspace-grid {
  display: block;
}

body.focus-mode .counter-panel {
  min-height: calc(100dvh - 190px);
}

body.focus-mode .count-value {
  font-size: clamp(7rem, 22vw, 15rem);
}

body.focus-mode .app-footer span:first-child {
  color: var(--accent-strong);
}

@keyframes press-pulse {
  0% { transform: scale(1); }
  45% { transform: scale(0.985); }
  100% { transform: scale(1); }
}

@media (min-width: 720px) and (max-width: 979px) {
  .auth-layout {
    max-width: 760px;
  }

  .workspace-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .field-panel {
    grid-column: 1;
    order: initial;
  }

  .counter-panel {
    grid-column: 2;
    order: initial;
  }

  .summary-panel {
    grid-column: 1 / -1;
    order: initial;
  }

  .summary-panel .summary-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .summary-panel .total-block {
    margin-top: 22px;
  }

  .summary-panel .summary-actions {
    max-width: 240px;
  }

  .summary-panel .local-note {
    position: absolute;
    max-width: 260px;
    margin: 56px 0 0 270px;
    padding: 0;
  }
}

@media (min-width: 980px) {
  .auth-layout {
    grid-template-columns: minmax(300px, 0.9fr) minmax(430px, 1.1fr);
    gap: 24px;
  }

  .auth-card {
    order: 2;
  }

  .auth-visual {
    order: 1;
    min-height: 600px;
    padding: 28px 30px;
  }

  .auth-visual-copy {
    margin-top: 180px;
  }

  .auth-visual-cells {
    right: -28px;
    bottom: 14px;
    width: 112%;
    max-width: 520px;
  }

  .workspace-grid {
    grid-template-columns: minmax(190px, 0.78fr) minmax(380px, 1.65fr) minmax(225px, 0.9fr);
    align-items: stretch;
  }

  .field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .field-panel,
  .counter-panel,
  .summary-panel {
    order: initial;
  }
}

@media (max-width: 760px) {
  .topbar,
  .intro-section {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .intro-section {
    padding-bottom: 24px;
  }

  .intro-aside {
    width: 100%;
    align-items: stretch;
    flex-direction: column-reverse;
    margin-left: 0;
  }

  .cell-visual {
    width: 100%;
  }

  .session-meta {
    width: 100%;
    justify-content: flex-start;
    padding-bottom: 0;
  }

  .counter-panel {
    min-height: 500px;
  }

  .range-callout {
    align-items: center;
  }

  .quick-guide {
    flex-wrap: wrap;
  }

  .auth-layout {
    min-height: 0;
  }

  .shortcut-list {
    width: 100%;
    justify-content: flex-start;
    padding-left: 54px;
  }
}

@media (max-width: 480px) {
  .auth-screen {
    padding-right: 12px;
    padding-left: 12px;
  }

  .auth-card {
    padding: 20px 18px;
    border-radius: 24px;
  }

  .auth-brand-row {
    align-items: flex-start;
  }

  .auth-access-pill {
    padding: 6px 8px;
    font-size: 0.65rem;
  }

  .auth-heading {
    margin-top: 30px;
  }

  .auth-heading h1 {
    font-size: clamp(2.35rem, 12vw, 3.2rem);
  }

  .auth-copy {
    font-size: 0.9rem;
  }

  .auth-form {
    margin-top: 24px;
  }

  .auth-visual {
    min-height: 176px;
    padding: 18px;
    border-radius: 24px;
  }

  .auth-visual-copy {
    max-width: 235px;
    margin-top: 26px;
  }

  .auth-visual-copy h2 {
    font-size: 1.36rem;
  }

  .auth-visual-copy p:last-child {
    max-width: 208px;
    font-size: 0.73rem;
  }

  .auth-visual-cells {
    right: -38px;
    bottom: -30px;
    width: 72%;
  }

  .app-shell {
    padding: 14px 12px 24px;
  }

  main {
    padding-top: 40px;
  }

  .intro-section h1 {
    font-size: clamp(2.2rem, 12vw, 3.2rem);
  }

  .topbar-actions {
    gap: 8px;
  }

  .offline-pill {
    flex: 1 1 auto;
  }

  .danger-button {
    flex: 0 0 auto;
  }

  .session-meta {
    gap: 24px;
  }

  .cell-visual {
    height: 128px;
  }

  .cell-canvas {
    height: 98px;
  }

  .field-panel,
  .summary-panel,
  .counter-panel {
    padding: 18px;
  }

  .field-grid {
    gap: 7px;
  }

  .field-tile {
    min-height: 62px;
    padding: 8px;
  }

  .count-stage {
    min-height: 215px;
    padding-top: 26px;
  }

  .count-value {
    font-size: clamp(5.3rem, 28vw, 8rem);
  }

  .increment-button {
    width: min(100%, 280px);
    padding: 22px;
  }

  .counter-actions {
    flex-wrap: wrap;
  }

  .counter-actions .secondary-button {
    min-width: calc(50% - 4px);
  }

  .counter-actions .primary-secondary-button {
    width: 100%;
    order: -1;
  }

  .quick-guide {
    padding: 18px;
  }

  .shortcut-list {
    padding-left: 0;
  }

  .app-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}

@media (max-height: 650px) and (orientation: landscape) {
  main {
    padding-top: 28px;
  }

  .count-stage {
    min-height: 180px;
    padding: 18px 10px;
  }

  .count-value {
    font-size: clamp(4.5rem, 24vh, 7.5rem);
  }

  .counter-panel {
    min-height: 430px;
  }
}

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