:root {
  --bg: #f4efe7;
  --bg-mid: #f7f1e9;
  --bg-accent: #eadfcd;
  --bg-glow-top: rgba(255, 255, 255, 0.88);
  --bg-glow-bottom: rgba(167, 74, 34, 0.12);
  --paper: rgba(255, 251, 245, 0.9);
  --paper-strong: #fffaf2;
  --surface-soft: rgba(255, 250, 242, 0.72);
  --surface-strong: rgba(255, 250, 242, 0.92);
  --surface-raised: rgba(255, 252, 248, 0.92);
  --surface-tint: rgba(255, 250, 242, 0.65);
  --surface-muted: rgba(255, 250, 242, 0.55);
  --line: rgba(79, 58, 40, 0.12);
  --line-strong: rgba(79, 58, 40, 0.22);
  --border-soft: rgba(79, 58, 40, 0.08);
  --field-border: rgba(79, 58, 40, 0.18);
  --text: #211913;
  --muted: #6d5e50;
  --accent: #a74a22;
  --accent-deep: #8b3814;
  --accent-soft: color-mix(in srgb, var(--accent) 10%, transparent);
  --accent-ring: color-mix(in srgb, var(--accent) 10%, transparent);
  --accent-line: color-mix(in srgb, var(--accent) 26%, transparent);
  --accent-glow: color-mix(in srgb, var(--accent) 8%, transparent);
  --success: #1f6f47;
  --success-soft: color-mix(in srgb, var(--success) 10%, transparent);
  --success-subtle: color-mix(in srgb, var(--success) 6%, transparent);
  --success-border: color-mix(in srgb, var(--success) 20%, transparent);
  --warning: #8a5b09;
  --warning-soft: color-mix(in srgb, var(--warning) 10%, transparent);
  --warning-border: color-mix(in srgb, var(--warning) 20%, transparent);
  --danger: #8b2d21;
  --danger-soft: color-mix(in srgb, var(--danger) 10%, transparent);
  --danger-subtle: color-mix(in srgb, var(--danger) 6%, transparent);
  --danger-border: color-mix(in srgb, var(--danger) 20%, transparent);
  --focus-ring: #8f3f18;
  --focus-ring-width: 3px;
  --focus-ring-offset: 3px;
  --button-primary-text: #fffaf3;
  --button-primary-start: #b55725;
  --button-primary-end: #8f3f18;
  --button-primary-shadow: 0 14px 28px rgba(143, 63, 24, 0.22);
  --lift-shadow: 0 10px 24px rgba(58, 38, 24, 0.08);
  --lift-shadow-strong: 0 14px 32px rgba(58, 38, 24, 0.12);
  --shadow: 0 26px 70px rgba(58, 38, 24, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --space-2xs: 0.4rem;
  --space-xs: 0.7rem;
  --space-sm: 1rem;
  --space-md: 1.3rem;
  --space-lg: clamp(1.65rem, 3vw, 2.3rem);
  --space-xl: clamp(2.2rem, 5vw, 3.2rem);
  --type-detail: 0.98rem;
  --type-caption: 0.95rem;
  --type-kicker: 0.86rem;
  --panel-shadow: 0 16px 42px rgba(58, 38, 24, 0.08);
  --panel-shadow-strong: 0 24px 56px rgba(58, 38, 24, 0.12);
  --max-width: 1200px;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
}

:root[data-theme="dark"] {
  --bg: #14100e;
  --bg-mid: #191411;
  --bg-accent: #261a15;
  --bg-glow-top: rgba(230, 202, 172, 0.08);
  --bg-glow-bottom: rgba(208, 122, 66, 0.14);
  --paper: rgba(22, 18, 16, 0.88);
  --paper-strong: #1d1714;
  --surface-soft: rgba(33, 27, 23, 0.8);
  --surface-strong: rgba(35, 29, 25, 0.92);
  --surface-raised: rgba(39, 32, 28, 0.94);
  --surface-tint: rgba(35, 29, 25, 0.7);
  --surface-muted: rgba(30, 24, 21, 0.68);
  --line: rgba(241, 226, 205, 0.12);
  --line-strong: rgba(241, 226, 205, 0.22);
  --border-soft: rgba(241, 226, 205, 0.1);
  --field-border: rgba(241, 226, 205, 0.16);
  --text: #f6ebdd;
  --muted: #c2b19d;
  --accent: #d07a42;
  --accent-deep: #f2be8f;
  --accent-soft: color-mix(in srgb, var(--accent) 18%, transparent);
  --accent-ring: color-mix(in srgb, var(--accent) 20%, transparent);
  --accent-line: color-mix(in srgb, var(--accent) 42%, transparent);
  --accent-glow: color-mix(in srgb, var(--accent) 14%, transparent);
  --success: #9fd3b1;
  --success-soft: color-mix(in srgb, var(--success) 16%, transparent);
  --success-subtle: color-mix(in srgb, var(--success) 10%, transparent);
  --success-border: color-mix(in srgb, var(--success) 26%, transparent);
  --warning: #f0c16d;
  --warning-soft: color-mix(in srgb, var(--warning) 16%, transparent);
  --warning-border: color-mix(in srgb, var(--warning) 24%, transparent);
  --danger: #f0a08d;
  --danger-soft: color-mix(in srgb, var(--danger) 14%, transparent);
  --danger-subtle: color-mix(in srgb, var(--danger) 10%, transparent);
  --danger-border: color-mix(in srgb, var(--danger) 22%, transparent);
  --focus-ring: #ffd0aa;
  --button-primary-text: #fff5eb;
  --button-primary-start: #aa5629;
  --button-primary-end: #94431e;
  --button-primary-shadow: 0 16px 32px rgba(0, 0, 0, 0.28);
  --lift-shadow: 0 12px 28px rgba(0, 0, 0, 0.24);
  --lift-shadow-strong: 0 16px 34px rgba(0, 0, 0, 0.3);
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
  --panel-shadow: 0 20px 48px rgba(0, 0, 0, 0.24);
  --panel-shadow-strong: 0 28px 70px rgba(0, 0, 0, 0.34);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  color: var(--text);
  color-scheme: light;
  background:
    radial-gradient(circle at top left, var(--bg-glow-top), transparent 32%),
    radial-gradient(circle at bottom right, var(--bg-glow-bottom), transparent 28%),
    linear-gradient(160deg, var(--bg) 0%, var(--bg-mid) 42%, var(--bg-accent) 100%);
  transition: background 220ms ease, color 220ms ease;
}

body {
  margin: 0;
  min-height: 100vh;
  transition: color 220ms ease;
  overflow-x: clip;
}

a {
  color: var(--accent-deep);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

.session-day-summary:focus-visible,
.session-summary:focus-visible {
  outline-offset: -3px;
}

button,
input,
select {
  font: inherit;
}

.shell {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 1.35rem clamp(0.95rem, 2.4vw, 1.6rem) var(--space-xl);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 27rem);
  gap: var(--space-xl);
  align-items: start;
  padding: 0.45rem 0 var(--space-lg);
}

.hero-copy {
  min-width: 0;
  max-width: 46rem;
}

.hero-side {
  display: flex;
  align-items: flex-start;
  justify-self: end;
  gap: clamp(0.7rem, 1.8vw, 1rem);
  flex-wrap: wrap;
  max-width: min(100%, 31rem);
}

.hero-topline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.hero-topline .theme-switcher {
  margin-left: auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--type-caption);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
}

.eyebrow::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px var(--accent-ring);
}

.theme-switcher {
  position: relative;
  z-index: 3;
  flex: none;
}

.theme-toggle,
.theme-menu-option,
.mini-button {
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 44px;
  min-width: 0;
  padding: 0.38rem 0.62rem 0.38rem 0.45rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-raised);
  color: var(--text);
  box-shadow: var(--lift-shadow);
  cursor: pointer;
}

.theme-toggle:hover,
.theme-toggle[aria-expanded="true"] {
  background: var(--surface-strong);
  transform: translateY(-1px);
  box-shadow: var(--lift-shadow-strong);
}

.theme-toggle-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.95rem;
  height: 1.95rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  flex: 0 0 auto;
}

.theme-toggle-icon svg {
  width: 1.15rem;
  height: 1.15rem;
}

.theme-toggle-label {
  font-size: var(--type-caption);
  line-height: 1.1;
  font-weight: 600;
  white-space: nowrap;
}

.theme-menu {
  position: absolute;
  top: calc(100% + 0.45rem);
  right: 0;
  width: min(180px, calc(100vw - 1rem));
  padding: 0.45rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--paper);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.theme-menu-options {
  display: grid;
  gap: 0.3rem;
}

.theme-menu-option {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  min-height: 44px;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.theme-menu-option > span:last-child {
  font-weight: 600;
}

.theme-menu-option-icon {
  width: 1rem;
  color: var(--accent-deep);
  font-size: 1rem;
  line-height: 1;
  text-align: center;
  flex: 0 0 auto;
}

.theme-menu-option[aria-checked="true"] {
  border-color: var(--accent-line);
  background: var(--accent-soft);
  box-shadow: 0 0 0 1px var(--accent-glow);
}

.hero h1 {
  margin: 1.05rem 0 0.2rem;
  max-width: 10ch;
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.auth-panel {
  align-self: start;
  flex: 1 1 21.5rem;
  min-width: 0;
}

.hero .auth-panel {
  justify-self: end;
  width: min(100%, 22.75rem);
}

.panel {
  background: color-mix(in srgb, var(--paper) 96%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--panel-shadow);
}

.panel-section {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--paper-strong) 92%, transparent) 0%, color-mix(in srgb, var(--paper) 98%, transparent) 100%);
}

.panel-feature {
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--paper-strong) 95%, transparent) 0%, color-mix(in srgb, var(--paper) 98%, transparent) 100%);
  border-color: var(--accent-line);
  box-shadow: var(--panel-shadow-strong);
}

.panel-note {
  background: color-mix(in srgb, var(--surface-soft) 92%, transparent);
  box-shadow: none;
}

.panel-inner {
  padding: var(--space-md);
}

.auth-card {
  display: grid;
  gap: 0.55rem;
}

.auth-panel .panel-inner {
  padding: 0.8rem 0.9rem;
}

.auth-state {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem 0.65rem;
  flex-wrap: wrap;
}

.auth-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.48rem 0.75rem;
  border-radius: 999px;
  font-size: var(--type-caption);
  font-weight: 600;
  background: var(--surface-strong);
  border: 1px solid var(--line);
}

.auth-chip::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--warning);
}

.auth-chip.is-authenticated::before {
  background: var(--success);
}

.auth-message {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: var(--type-detail);
  max-width: 34ch;
}

.auth-message:empty {
  display: none;
}

.auth-form {
  display: grid;
  gap: 0.45rem;
}

.auth-form-row {
  display: grid;
  align-items: stretch;
  gap: 0.45rem;
  grid-template-columns: minmax(0, 1fr) auto;
}

.auth-panel .field {
  gap: 0.35rem;
}

.auth-panel label {
  font-size: var(--type-caption);
}

.auth-panel .input {
  padding: 0.68rem 0.82rem;
  font-size: 0.97rem;
}

.auth-panel .button {
  padding: 0.68rem 0.95rem;
}

.auth-state .button {
  width: auto;
}

.auth-panel .micro-status {
  min-height: 1.3rem;
  font-size: var(--type-caption);
}

.storage-panel {
  align-self: start;
  flex: 1 1 21.5rem;
  min-width: 0;
}

.hero .storage-panel {
  justify-self: end;
  width: min(100%, 22.75rem);
}

.storage-card {
  display: grid;
  gap: 1rem;
}

.storage-panel .panel-inner {
  padding: 0.95rem 1rem;
}

.storage-panel .section-title {
  font-size: clamp(1rem, 2vw, 1.2rem);
}

.storage-actions {
  margin-top: 0;
}

.book-add-panel {
  margin-top: 0.15rem;
}

.book-add-body {
  display: grid;
  gap: 1rem;
  padding-top: 0.9rem;
}

.lookup-form {
  display: grid;
  gap: 0.55rem;
}

.lookup-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.55rem;
  align-items: end;
}

.lookup-results {
  display: grid;
  gap: 0.55rem;
}

.lookup-result {
  width: 100%;
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 0.7rem;
  align-items: center;
  padding: 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--surface);
  text-align: left;
  cursor: pointer;
}

.lookup-result:hover,
.lookup-result:focus-visible {
  border-color: var(--accent);
  background: var(--surface-strong);
}

.lookup-result img,
.lookup-result-cover {
  width: 3rem;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border-radius: 4px;
  background: var(--surface-strong);
  border: 1px solid var(--line-soft);
}

.lookup-result-copy {
  min-width: 0;
  display: grid;
  gap: 0.15rem;
}

.lookup-result-copy strong,
.lookup-result-copy span {
  overflow-wrap: anywhere;
}

.lookup-result-copy span {
  color: var(--muted);
  font-size: 0.86rem;
}

.book-draft-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.book-cover-field {
  grid-column: 1 / -1;
}

.layout {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
  align-items: start;
}

.layout-column {
  display: grid;
  gap: var(--space-lg);
  align-content: start;
  min-width: 0;
}

.stack {
  display: grid;
  gap: var(--space-sm);
}

.section-sheet {
  position: relative;
  padding-top: var(--space-md);
  border-top: 1px solid var(--accent-line);
}

.section-sheet::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 4.5rem;
  height: 1px;
  background: var(--accent-deep);
  opacity: 0.45;
}

.section-shell {
  display: grid;
  gap: var(--space-md);
}

.archive-overview-panel,
.archive-results-panel {
  height: fit-content;
}

.archive-overview {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.archive-overview-head {
  display: flex;
  justify-content: space-between;
  gap: 0.9rem;
  align-items: flex-start;
}

.archive-overview-head h3 {
  margin: 0;
  font-size: 1.02rem;
}

.archive-overview-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.9rem 1rem;
  align-items: start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.archive-overview-entry.is-selected {
  margin-inline: -0.95rem;
  padding-inline: 0.95rem;
  border-radius: var(--radius-md);
  border-bottom-color: transparent;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent-soft) 100%, transparent) 0%, transparent 72%);
}

.archive-overview-body {
  min-width: 0;
}

.archive-overview-entry p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.archive-overview-meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.7rem;
}

.archive-overview-tag {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.24rem 0.55rem;
  border-radius: 999px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--type-caption);
  line-height: 1.3;
  font-weight: 500;
}

.archive-overview-action {
  align-self: center;
}

.section-title {
  margin: 0;
  font-size: 1.3rem;
  line-height: 1.15;
}

.section-copy {
  margin: 0.35rem 0 0;
  color: var(--muted);
  max-width: 36rem;
  line-height: 1.58;
  font-size: var(--type-detail);
}

.field-grid {
  display: grid;
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

fieldset {
  min-inline-size: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.field-label-row {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: baseline;
}

.field-label-row small {
  color: var(--muted);
  font-size: var(--type-caption);
  line-height: 1.45;
}

label,
legend {
  color: var(--muted);
  font-size: var(--type-detail);
  font-weight: 500;
  line-height: 1.35;
}

.input,
.select {
  width: 100%;
  border: 1px solid var(--field-border);
  border-radius: var(--radius-md);
  background: var(--paper-strong);
  color: var(--text);
  padding: 0.9rem 1rem;
  font-size: 1.05rem;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 0.85rem 1.15rem;
  cursor: pointer;
  transition: transform 150ms ease, opacity 150ms ease, box-shadow 150ms ease;
  white-space: nowrap;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.button.primary {
  color: var(--button-primary-text);
  background: linear-gradient(135deg, var(--button-primary-start) 0%, var(--button-primary-end) 100%);
  box-shadow: var(--button-primary-shadow);
}

.button.secondary {
  background: var(--surface-strong);
  border: 1px solid var(--line);
  color: var(--text);
}

.button.ghost {
  background: var(--accent-soft);
  color: var(--text);
}

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

.button.success {
  background: var(--success-soft);
  color: var(--success);
}

.inline-actions {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.elapsed-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.book-meta {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: var(--type-detail);
}

.radio-group {
  display: grid;
  gap: 0.5rem;
}

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

.projection-controls {
  display: grid;
  gap: 0.95rem;
  align-self: start;
}

.projection-book-field,
.prediction-panel {
  padding: 0.2rem 0;
}

.radio-option {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  min-height: 0;
  padding: 0.8rem 0.9rem;
  background: color-mix(in srgb, var(--surface-strong) 72%, transparent);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
}

.radio-option input {
  margin-top: 0.15rem;
}

.radio-copy strong {
  display: block;
  font-size: var(--type-detail);
  line-height: 1.2;
}

.radio-copy span {
  display: block;
  color: var(--muted);
  line-height: 1.5;
  margin-top: 0.14rem;
  font-size: var(--type-caption);
}

.helper-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: var(--type-detail);
  max-width: 42ch;
}

.results-header {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  align-items: start;
}

.prediction-panel {
  gap: 0.6rem;
}

.prediction-panel legend {
  margin-bottom: 0.1rem;
  color: var(--muted);
  font-size: var(--type-kicker);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}

.prediction-note {
  font-size: var(--type-caption);
  max-width: 34ch;
}

.projection-note {
  font-size: var(--type-caption);
  max-width: 34ch;
}

.status-block {
  padding: 1rem 1.05rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface-strong);
  min-height: 4.4rem;
  line-height: 1.6;
  color: var(--muted);
}

.status-block.success {
  background: var(--success-soft);
  border-color: var(--success-border);
  color: var(--success);
}

.status-block.warning {
  background: var(--warning-soft);
  border-color: var(--warning-border);
  color: var(--warning);
}

.status-block.error {
  background: var(--danger-soft);
  border-color: var(--danger-border);
  color: var(--danger);
}

.micro-status {
  margin: 0;
  min-height: 1.5rem;
  color: var(--muted);
  font-size: var(--type-detail);
  line-height: 1.5;
}

.micro-status.success {
  color: var(--success);
}

.micro-status.warning {
  color: var(--warning);
}

.micro-status.error {
  color: var(--danger);
}

.metric-layout {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  align-items: stretch;
}

.metric-cluster {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
}

.metric-strip {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-column: 1 / -1;
  padding-top: 0.15rem;
  border-top: 1px solid var(--line);
}

.metric-card {
  padding: 0.95rem 0 0;
  border-radius: 0;
  background: none;
  border: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 0;
}

.metric-card-lead {
  min-height: 100%;
  padding: 1rem 1.05rem;
  border-radius: var(--radius-lg);
  border-color: var(--accent-line);
  border: 1px solid var(--accent-line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--paper-strong) 96%, transparent) 0%, color-mix(in srgb, var(--surface-raised) 100%, transparent) 100%);
}

.metric-card-key {
  min-height: 0;
  border-top: 1px solid var(--line);
}

.metric-card-compact {
  min-height: 0;
  border-top: 1px solid var(--line);
}

.metric-kicker {
  color: var(--muted);
  font-size: var(--type-kicker);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}

.metric-card-lead .metric-value {
  margin-top: 0.45rem;
  font-size: clamp(3rem, 7vw, 4.8rem);
  line-height: 0.92;
}

.metric-card-lead .metric-label {
  max-width: 18ch;
  font-size: 1rem;
}

.metric-card-key .metric-value {
  font-size: clamp(2rem, 4vw, 2.9rem);
}

.metric-card-compact .metric-value {
  font-size: clamp(1.55rem, 3vw, 2rem);
}

.metric-label {
  color: var(--muted);
  line-height: 1.45;
  font-size: var(--type-detail);
}

.metric-value {
  margin-top: 0.75rem;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1;
  letter-spacing: -0.04em;
  word-break: break-word;
}

.metric-value.is-placeholder {
  color: var(--muted);
  font-size: clamp(1.08rem, 1.9vw, 1.35rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  font-weight: 500;
}

.metric-card-lead .metric-value.is-placeholder {
  margin-top: 0.65rem;
  font-size: clamp(1.35rem, 2.8vw, 1.75rem);
}

.metric-card-key .metric-value.is-placeholder {
  font-size: clamp(1.12rem, 2vw, 1.45rem);
}

.metric-card-compact .metric-value.is-placeholder {
  font-size: clamp(1rem, 1.7vw, 1.18rem);
}

.metric-meta {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: var(--type-caption);
  line-height: 1.55;
}

.metric-meta strong {
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
}

.metric-meta strong.is-placeholder {
  color: var(--muted);
  font-size: inherit;
  font-weight: 500;
}

.summary-shell {
  display: grid;
  gap: var(--space-md);
}

.summary-header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-lg);
  align-items: flex-start;
  flex-wrap: wrap;
}

.summary-header p {
  margin: 0.3rem 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.summary-title {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1.05;
}

.summary-empty {
  display: grid;
  gap: 0.4rem;
  padding-top: 0.15rem;
  max-width: 30rem;
}

.summary-empty h3 {
  margin: 0;
  font-size: 1.1rem;
}

.summary-empty p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: var(--type-detail);
}

.summary-figure-strip {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.summary-figure {
  padding: 0.95rem 1rem 0.95rem 0;
}

.summary-figure:not(:last-child) {
  border-right: 1px solid var(--line);
  padding-right: 1rem;
  margin-right: 1rem;
}

.summary-figure strong {
  display: block;
  font-size: clamp(1.45rem, 2.8vw, 2rem);
  letter-spacing: -0.03em;
}

.summary-figure span {
  color: var(--muted);
  font-size: var(--type-caption);
  line-height: 1.45;
}

.summary-notes {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.summary-note {
  padding-top: 0.95rem;
  border-top: 1px solid var(--line);
}

.summary-note.success {
  border-color: var(--success-border);
}

.summary-note.warning {
  border-color: var(--warning-border);
}

.summary-note.error {
  border-color: var(--danger-border);
}

.summary-note h3 {
  margin: 0;
  font-size: 1.08rem;
}

.summary-note p {
  margin: 0.45rem 0 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: var(--type-detail);
}

.session-list,
.archive-list {
  display: grid;
  gap: 0.85rem;
}

.session-day-disclosure,
.session-disclosure {
  border-top: 1px solid var(--line);
  overflow: visible;
}

.session-day-summary,
.session-summary {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) repeat(3, max-content) auto;
  align-items: center;
  gap: 0.55rem;
  min-height: 44px;
  padding: 0.85rem 0;
  cursor: pointer;
  list-style: none;
}

.session-summary::-webkit-details-marker {
  display: none;
}

.session-day-summary::-webkit-details-marker {
  display: none;
}

.session-day-date,
.session-summary-date {
  font-weight: 600;
  line-height: 1.35;
  white-space: nowrap;
  min-width: 0;
  font-size: var(--type-detail);
}

.session-summary-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-radius: 0;
  background: none;
  border: 0;
  line-height: 1.15;
  white-space: nowrap;
  font-size: var(--type-caption);
  font-weight: 600;
  color: var(--muted);
}

.session-summary-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: auto;
  border-radius: 0;
  border: 0;
  background: none;
  color: var(--muted);
  font-size: var(--type-kicker);
  line-height: 1;
  transition: transform 150ms ease;
}

.session-day-disclosure[open] > .session-day-summary .session-summary-toggle,
.session-disclosure[open] > .session-summary .session-summary-toggle {
  transform: rotate(180deg);
}

.session-day-panel {
  display: grid;
  gap: 0.72rem;
  padding: 0 0 1rem;
  border-top: 0;
  background: none;
}

.session-day-panel .session-disclosure {
  margin-left: 1rem;
}

.session-disclosure-panel {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem 1rem;
  align-items: flex-start;
  flex-wrap: wrap;
  padding: 0 0 0.95rem;
  border-top: 0;
  background: none;
}

.session-disclosure-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: var(--type-detail);
}

.session-disclosure-main {
  min-width: 0;
}

.session-disclosure-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin-left: auto;
}

.session-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem 1rem;
  flex-wrap: wrap;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--surface-muted) 70%, transparent);
  border: 1px solid var(--border-soft);
}

.session-row-main {
  display: flex;
  align-items: center;
  gap: 0.55rem 0.7rem;
  flex-wrap: wrap;
  min-width: 0;
}

.session-row-date {
  font-weight: 600;
  line-height: 1.35;
  white-space: nowrap;
}

.session-row-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  padding: 0.38rem 0.62rem;
  border-radius: 999px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  line-height: 1.25;
  white-space: nowrap;
}

.session-row-stat strong {
  font-size: var(--type-detail);
}

.session-row-stat span {
  color: var(--muted);
  font-size: var(--type-caption);
}

.session-row-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin-left: auto;
}

.archive-record-head {
  display: flex;
  justify-content: space-between;
  gap: var(--space-lg);
  align-items: flex-start;
  flex-wrap: wrap;
}

.archive-record-head h3 {
  margin: 0;
  font-size: 1.08rem;
}

.archive-record-head p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: var(--type-detail);
}

.session-actions,
.archive-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.mini-button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  min-height: 44px;
  padding: 0.55rem 0.85rem;
  cursor: pointer;
  background: var(--surface-strong);
  color: var(--text);
}

.mini-button.danger {
  border-color: var(--danger-border);
  color: var(--danger);
  background: var(--danger-subtle);
}

.mini-button.success {
  border-color: var(--success-border);
  color: var(--success);
  background: var(--success-subtle);
}

.archive-record {
  display: grid;
  gap: var(--space-md);
}

.archive-stat-strip {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: 0.95rem;
}

.archive-stat {
  display: grid;
  gap: 0.2rem;
}

.archive-stat strong {
  display: block;
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  letter-spacing: -0.03em;
}

.archive-stat span {
  color: var(--muted);
  font-size: var(--type-caption);
  line-height: 1.45;
}

.list-empty {
  padding: 1rem 0;
  border-radius: 0;
  border-top: 1px dashed var(--line-strong);
  border-bottom: 1px dashed var(--line-strong);
  color: var(--muted);
  background: none;
  line-height: 1.6;
  font-size: var(--type-detail);
}

.details {
  margin-top: 0.4rem;
}

.details summary {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  min-height: 44px;
  color: var(--accent-deep);
  font-weight: 600;
}

.details summary::-webkit-details-marker {
  display: none;
}

.details summary::before {
  content: "+ ";
}

.details[open] summary::before {
  content: "− ";
}

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

  html,
  body {
    transition: none;
  }

  .button:hover,
  .button:focus-visible,
  .theme-toggle:hover,
  .theme-toggle[aria-expanded="true"],
  .session-day-disclosure[open] > .session-day-summary .session-summary-toggle,
  .session-disclosure[open] > .session-summary .session-summary-toggle {
    transform: none;
  }
}

.session-inline-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0.8rem;
}

.session-inline-item {
  padding: 0.75rem 0.8rem;
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  border: 1px solid var(--line);
}

.session-inline-item strong {
  display: block;
  font-size: 1.15rem;
}

.session-inline-item span {
  color: var(--muted);
  font-size: var(--type-caption);
  line-height: 1.45;
}

.archive-session-list {
  display: grid;
  gap: var(--space-sm);
  margin-top: 0.9rem;
}

.archive-session-entry {
  display: grid;
  gap: 0.85rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.archive-session-head h4 {
  margin: 0;
  font-size: 1rem;
}

.archive-session-head p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: var(--type-detail);
}

.archive-session-stats {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.archive-session-stat {
  padding: 0.8rem 0.9rem;
  border-radius: var(--radius-md);
  background: var(--surface-muted);
  border: 1px solid var(--line);
}

.archive-session-stat strong {
  display: block;
  font-size: 1.08rem;
}

.archive-session-stat span {
  color: var(--muted);
  font-size: var(--type-caption);
  line-height: 1.45;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 960px) {
  .shell {
    display: block;
  }

  .hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-lg);
  }

  .layout {
    display: grid;
    gap: var(--space-lg);
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-copy {
    max-width: none;
    padding-top: 0.2rem;
  }

  .hero-side {
    width: 100%;
    max-width: none;
    justify-self: stretch;
  }

  .layout-column {
    display: contents;
  }

  .results-header,
  .metric-layout,
  .metric-cluster,
  .summary-notes {
    grid-template-columns: 1fr;
  }

  .session-panel {
    order: 1;
  }

  .results-panel {
    order: 2;
  }

  .hero .auth-panel,
  .auth-panel,
  .hero .storage-panel,
  .storage-panel {
    width: auto;
    justify-self: auto;
  }

  .book-panel {
    order: 4;
  }

  .book-summary-section {
    order: 5;
  }

  .history-section {
    order: 6;
  }

  .archive-overview-panel {
    order: 7;
  }

  .archive-results-panel {
    order: 8;
  }

  .metric-strip,
  .summary-figure-strip,
  .archive-stat-strip,
  .archive-session-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .summary-figure-strip {
    gap: var(--space-sm);
  }

  .summary-figure,
  .summary-figure:not(:last-child) {
    margin-right: 0;
    padding-right: 0;
    border-right: 0;
  }
}

@media (max-width: 720px) {
  .shell {
    padding: 0.8rem 1rem var(--space-xl);
  }

  .hero,
  .layout,
  .panel,
  .section-sheet,
  .section-shell,
  .panel-inner,
  .field-grid,
  .field,
  .results-header,
  .metric-layout,
  .metric-cluster,
  .metric-strip {
    min-width: 0;
  }

  .hero-topline {
    width: 100%;
    align-items: center;
  }

  .hero h1 {
    margin-top: 0.9rem;
    font-size: clamp(2.35rem, 9vw, 3.4rem);
  }

  .hero-side {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
  }

  .hero-copy {
    padding-top: 0;
  }

  .auth-panel {
    flex: none;
    width: min(100%, 19rem);
  }

  .auth-panel .panel-inner {
    padding: 0.7rem 0.75rem;
  }

  .eyebrow,
  .archive-overview-tag,
  .prediction-panel legend,
  .metric-kicker,
  .session-summary-toggle {
    font-size: 0.89rem;
  }

  .section-copy,
  .auth-message,
  .helper-note,
  .micro-status,
  .metric-meta,
  .summary-figure span,
  .session-summary-pill,
  .session-row-stat span,
  .archive-stat span,
  .archive-session-stat span {
    font-size: 0.98rem;
  }

  .auth-form-row,
  .elapsed-grid,
  .session-inline-grid,
  .summary-figure-strip,
  .prediction-group,
  .metric-cluster,
  .metric-strip,
  .archive-stat-strip,
  .archive-session-stats {
    grid-template-columns: 1fr;
  }

  .auth-form-row {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.4rem;
  }

  .lookup-row,
  .book-draft-grid {
    grid-template-columns: 1fr;
  }

  .book-cover-field {
    grid-column: auto;
  }

  .archive-overview-entry {
    grid-template-columns: 1fr;
  }

  .archive-overview-action {
    justify-self: start;
  }

  .session-summary {
    grid-template-columns: minmax(0, 1fr) fit-content(8rem) auto;
    align-items: start;
  }

  .session-day-summary {
    grid-template-columns: 1fr auto;
  }

  .session-summary-date,
  .session-day-date {
    white-space: normal;
  }

  .session-summary .session-summary-pill {
    display: none;
  }

  .session-summary .session-summary-pill-pace {
    display: inline-flex;
    max-width: 100%;
    white-space: normal;
    text-align: right;
    justify-content: flex-end;
  }

  .session-day-summary .session-summary-pill:not(:first-of-type) {
    display: none;
  }

  .button {
    width: 100%;
  }

  .auth-panel .button {
    width: auto;
  }

  .auth-state {
    width: 100%;
  }

  .inline-actions,
  .session-disclosure-actions,
  .archive-actions {
    flex-direction: column;
  }

  .session-row {
    align-items: flex-start;
  }

  .session-row-actions {
    margin-left: 0;
  }

  .session-day-panel .session-disclosure {
    margin-left: 0;
  }
}

/* Public Readtime alignment with the main calebshenk.com theme. */
:root {
  --bg: #fbf8f2;
  --bg-mid: #f7f1e9;
  --bg-accent: #f4efe6;
  --bg-glow-top: transparent;
  --bg-glow-bottom: transparent;
  --paper: rgba(255, 252, 248, 0.92);
  --paper-strong: #fffbf5;
  --surface: #f6f1e8;
  --surface-soft: #f6f1e8;
  --surface-strong: #efe7da;
  --surface-raised: rgba(255, 252, 248, 0.92);
  --surface-muted: #f8f3eb;
  --surface-tint: #f8f3eb;
  --line: rgba(79, 58, 40, 0.14);
  --line-soft: rgba(79, 58, 40, 0.1);
  --line-strong: rgba(79, 58, 40, 0.22);
  --rule: var(--line);
  --rule-strong: var(--line-strong);
  --border-soft: rgba(79, 58, 40, 0.1);
  --field-border: rgba(79, 58, 40, 0.18);
  --text: #1f1812;
  --text-strong: #17110d;
  --ink: var(--text);
  --muted: #64574b;
  --accent: #164c78;
  --accent-deep: #164c78;
  --accent-soft: rgba(22, 76, 120, 0.1);
  --accent-ring: rgba(22, 76, 120, 0.08);
  --accent-line: rgba(22, 76, 120, 0.2);
  --accent-glow: rgba(22, 76, 120, 0.08);
  --focus-ring: #346d9b;
  --button-primary-text: #fffaf3;
  --button-primary-start: #164c78;
  --button-primary-end: #164c78;
  --button-primary-shadow: none;
  --lift-shadow: 0 10px 24px rgba(37, 27, 20, 0.09);
  --lift-shadow-strong: 0 16px 38px rgba(37, 27, 20, 0.12);
  --shadow: 0 20px 48px rgba(37, 27, 20, 0.16);
  --panel-shadow: none;
  --panel-shadow-strong: 0 10px 24px rgba(37, 27, 20, 0.09);
  --theme-toggle-bg: var(--surface-raised);
  --theme-toggle-hover-bg: rgba(252, 247, 240, 0.98);
  --theme-toggle-icon-bg: var(--accent-soft);
  --theme-toggle-icon: var(--accent);
  --theme-menu-bg: rgba(255, 251, 245, 0.96);
  --theme-menu-selected-bg: rgba(22, 76, 120, 0.08);
  --theme-menu-selected-border: rgba(22, 76, 120, 0.2);
  --theme-menu-selected-shadow: 0 0 0 1px rgba(22, 76, 120, 0.08);
  --page-background: linear-gradient(180deg, var(--bg) 0%, var(--bg-accent) 100%);
  --site-top-stripe: linear-gradient(90deg, #d8e5f2 0%, #ebdfc8 50%, #d8e5f2 100%);
  --max-width: 800px;
  --measure-wide: 42rem;
  --radius-xl: 18px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --type-detail: 0.98rem;
  --type-caption: 0.93rem;
  --type-kicker: 0.78rem;
}

:root[data-theme="dark"] {
  --bg: #14110e;
  --bg-mid: #17130f;
  --bg-accent: #191411;
  --paper: rgba(34, 28, 23, 0.94);
  --paper-strong: #1d1814;
  --surface: #1d1814;
  --surface-soft: #1d1814;
  --surface-strong: #271f19;
  --surface-raised: rgba(34, 28, 23, 0.94);
  --surface-muted: #201b16;
  --surface-tint: #201b16;
  --line: rgba(239, 225, 204, 0.13);
  --line-soft: rgba(239, 225, 204, 0.1);
  --line-strong: rgba(239, 225, 204, 0.24);
  --border-soft: rgba(239, 225, 204, 0.1);
  --field-border: rgba(239, 225, 204, 0.17);
  --text: #f5eadc;
  --text-strong: #fff4e7;
  --ink: var(--text);
  --muted: #c3b4a3;
  --accent: #a8cbed;
  --accent-deep: #a8cbed;
  --accent-soft: rgba(168, 203, 237, 0.16);
  --accent-ring: rgba(168, 203, 237, 0.12);
  --accent-line: rgba(168, 203, 237, 0.26);
  --accent-glow: rgba(168, 203, 237, 0.12);
  --focus-ring: #f0c08c;
  --button-primary-text: #14110e;
  --button-primary-start: #a8cbed;
  --button-primary-end: #a8cbed;
  --lift-shadow: 0 12px 28px rgba(0, 0, 0, 0.26);
  --lift-shadow-strong: 0 18px 42px rgba(0, 0, 0, 0.34);
  --shadow: 0 24px 58px rgba(0, 0, 0, 0.42);
  --panel-shadow-strong: 0 12px 28px rgba(0, 0, 0, 0.26);
  --theme-toggle-hover-bg: rgba(40, 32, 27, 0.98);
  --theme-menu-bg: rgba(27, 22, 18, 0.96);
  --theme-menu-selected-bg: rgba(168, 203, 237, 0.12);
  --theme-menu-selected-border: rgba(168, 203, 237, 0.26);
  --theme-menu-selected-shadow: 0 0 0 1px rgba(168, 203, 237, 0.12);
  --page-background: linear-gradient(180deg, var(--bg) 0%, var(--bg-accent) 100%);
  --site-top-stripe: linear-gradient(90deg, #445b71 0%, #6e563c 50%, #445b71 100%);
}

html {
  background: var(--bg);
}

body {
  background: var(--page-background);
  font-family: "Charter", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif;
  font-size: 1.06rem;
  line-height: 1.65;
}

.top-stripe {
  height: 3px;
  background: var(--site-top-stripe);
}

.site-shell {
  width: min(var(--max-width), calc(100% - 2.5rem));
  margin: 0 auto;
}

.shell {
  width: 100%;
  padding: 0 0 clamp(3.5rem, 7vw, 5rem);
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.25rem 1rem;
  padding: 1.65rem 0 1.45rem;
  border-bottom: 1px solid var(--line);
}

.site-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem 1rem;
  flex-wrap: wrap;
  min-width: 0;
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  padding: 0 0 var(--space-lg);
}

.hero-copy {
  max-width: none;
}

.site-name {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
  min-height: 44px;
  color: var(--text-strong);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.site-name:hover {
  color: var(--text-strong);
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.12em;
}

.site-name-label {
  display: block;
  white-space: nowrap;
}

.site-mark {
  width: 1.7rem;
  height: auto;
  display: block;
  flex: none;
  border-radius: 0.35rem;
  box-shadow: var(--lift-shadow);
}

.site-nav {
  display: flex;
  gap: 0.8rem 1rem;
  flex-wrap: wrap;
  min-width: 0;
  font-size: 0.95rem;
  line-height: 1.35;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--muted);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--text-strong);
  text-decoration: underline;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.3rem 0 2rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text-strong);
  text-decoration: underline;
}

.eyebrow {
  margin-top: clamp(2.6rem, 5vw, 4rem);
  padding: 0;
  border: 0;
  border-radius: 0;
  background: none;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.eyebrow::before {
  display: none;
}

.hero h1 {
  max-width: 14ch;
  margin: 0.75rem 0 0;
  color: var(--text-strong);
  font-size: 3.15rem;
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: 0;
}

.hero-subheading {
  max-width: 37rem;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.14rem;
  line-height: 1.65;
}

.hero-side {
  justify-self: stretch;
  max-width: none;
}

.hero .storage-panel,
.storage-panel {
  width: 100%;
  flex: none;
}

.storage-panel.panel {
  border: 0;
  background: transparent;
  box-shadow: none;
}

.storage-panel .panel-inner {
  padding: 0.95rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.storage-card {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.65rem 1rem;
}

.storage-card .micro-status {
  grid-column: 1 / -1;
}

.storage-card .micro-status:empty {
  display: none;
}

.layout {
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: var(--measure-wide);
}

.layout-column {
  gap: var(--space-md);
}

.book-panel {
  order: 1;
}

.session-panel {
  order: 2;
}

.panel {
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  box-shadow: none;
}

.panel-section,
.panel-feature {
  background: var(--surface-raised);
}

.panel-feature {
  border-color: var(--line-strong);
  box-shadow: var(--panel-shadow-strong);
}

.panel-inner {
  padding: 1.1rem;
}

.section-title {
  color: var(--text-strong);
  font-weight: 600;
}

.input,
.select {
  border-radius: var(--radius-sm);
  background: var(--paper-strong);
}

.button {
  border-radius: 999px;
  box-shadow: none;
}

.button.primary {
  background: var(--accent);
  color: var(--button-primary-text);
}

.button.secondary {
  border: 1px solid var(--line);
  background: var(--surface-raised);
  color: var(--text);
}

.button.ghost {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
}

.theme-toggle {
  border-color: var(--line);
  background: var(--theme-toggle-bg);
  box-shadow: var(--lift-shadow);
}

.theme-toggle:hover,
.theme-toggle[aria-expanded="true"] {
  background: var(--theme-toggle-hover-bg);
  box-shadow: var(--lift-shadow-strong);
}

.theme-toggle-icon {
  background: var(--theme-toggle-icon-bg);
  color: var(--theme-toggle-icon);
}

.theme-menu {
  border-color: var(--line-strong);
  background: var(--theme-menu-bg);
  box-shadow: var(--shadow);
}

.theme-menu-option {
  border-color: var(--line);
  border-radius: 0.85rem;
  background: var(--surface-raised);
}

.theme-menu-option-icon {
  color: var(--theme-toggle-icon);
}

.theme-menu-option[aria-checked="true"] {
  border-color: var(--theme-menu-selected-border);
  background: var(--theme-menu-selected-bg);
  box-shadow: var(--theme-menu-selected-shadow);
}

.theme-menu-option:hover {
  background: var(--theme-toggle-hover-bg);
}

.results-header {
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.results-intro {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  flex-wrap: wrap;
}

.daily-target-field {
  width: min(12rem, 100%);
}

.daily-target-field .input {
  padding: 0.68rem 0.8rem;
}

.projection-settings {
  margin-top: 0;
}

.projection-settings summary {
  min-height: 36px;
  color: var(--accent);
  font-size: var(--type-caption);
}

.projection-settings .projection-controls {
  padding-top: 0.65rem;
  border-top: 1px solid var(--line);
}

.projection-controls {
  grid-template-columns: 1fr;
}

.radio-option {
  border-radius: var(--radius-sm);
  background: var(--surface-muted);
}

.status-block {
  min-height: 0;
  border-radius: var(--radius-sm);
  background: var(--surface-muted);
}

.metric-layout {
  grid-template-columns: 1fr;
  gap: 1rem;
}

.metric-cluster {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.metric-card-lead {
  padding: 1rem 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: none;
}

.metric-card-lead .metric-value {
  font-size: 4rem;
  letter-spacing: 0;
}

.metric-card-key,
.metric-card-compact {
  border-top-color: var(--line);
}

.metric-strip {
  gap: 1rem;
  border-top-color: var(--line);
}

.metric-kicker {
  letter-spacing: 0.08em;
}

.section-drawer {
  padding-top: 0;
  border-top: 1px solid var(--line);
}

.section-drawer::before {
  display: none;
}

.section-drawer > summary {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
  list-style: none;
}

.section-drawer > summary::-webkit-details-marker {
  display: none;
}

.section-drawer > summary::before {
  content: "+ ";
}

.section-drawer[open] > summary::before {
  content: "− ";
}

.section-drawer .section-shell {
  padding-bottom: var(--space-md);
}

@media (max-width: 720px) {
  .site-shell {
    width: min(100% - 2rem, var(--max-width));
  }

  .site-header {
    flex-direction: column;
    gap: 0.7rem;
  }

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

  .site-nav {
    gap: 0.6rem 0.85rem;
  }

  .shell {
    width: 100%;
    padding-inline: 0;
  }

  .hero h1 {
    font-size: 2.55rem;
  }

  .storage-card,
  .results-intro,
  .metric-cluster,
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .storage-card,
  .results-intro {
    display: grid;
    align-items: start;
  }

  .daily-target-field {
    width: 100%;
  }
}