:root {
  --paper: #f5f0e8;
  --paper-soft: #fbf8f2;
  --ink: #201b15;
  --ink-soft: #5a5248;
  --line: #d5c9bb;
  --accent: #6f6a3f;
  --accent-hover: #5c5832;
  --accent-soft: #ece8cc;
  --success: #2f5a2d;
  --danger: #842a2a;
  --radius-lg: 18px;
  --radius-md: 12px;
  --shadow: 0 10px 30px rgba(43, 35, 24, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(1200px 500px at 15% -10%, #fffef9 0%, transparent 65%),
    radial-gradient(900px 600px at 95% 0%, #ede7db 0%, transparent 60%), var(--paper);
  color: var(--ink);
  font-family: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", serif;
  font-size: 18px;
  line-height: 1.65;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 0.75rem;
  z-index: 30;
}

.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
}

.page-shell {
  width: min(980px, 100% - 2rem);
  margin: 1.5rem auto 3rem;
}

/* --- Header --- */

.site-header {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 1.3rem;
}

.eyebrow,
.lede,
button,
.button-like,
label,
small,
.muted,
summary,
.session-meta,
.status-pill,
.progress-meta,
.phase-node-sub {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-soft);
  font-size: 0.74rem;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  line-height: 1.2;
}

h1 {
  font-size: clamp(1.85rem, 4vw, 2.7rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.4rem, 3vw, 2.05rem);
  margin-bottom: 0.6rem;
}

h3 {
  font-size: 1.25rem;
}

h4 {
  font-size: 1.05rem;
}

.lede {
  margin: 0.6rem 0 0;
  color: var(--ink-soft);
  max-width: 70ch;
}

/* --- Session info --- */

.session-info {
  margin-top: 0.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #f9f5ee;
  padding: 0.5rem 0.6rem;
}

.session-info summary {
  cursor: pointer;
  font-weight: 600;
}

.session-info-content-grid {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.session-meta {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

/* --- Buttons --- */

button,
.button-like {
  border: 1px solid var(--line);
  background: var(--paper-soft);
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1;
  min-height: 40px;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
  transition:
    transform 140ms ease,
    border-color 140ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

button:hover,
.button-like:hover {
  transform: translateY(-1px);
  border-color: #b9ad9f;
  box-shadow: 0 4px 12px rgba(62, 54, 41, 0.07);
}

button:active,
.button-like:active {
  transform: translateY(0);
  box-shadow: none;
}

button:focus-visible,
.button-like:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(111, 106, 63, 0.2);
}

button.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 600;
  padding: 0.6rem 1.2rem;
}

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

button.danger {
  color: var(--danger);
  border-color: rgba(132, 42, 42, 0.3);
  font-size: 0.8rem;
  padding: 0.45rem 0.7rem;
  min-height: 34px;
}

button.danger:hover {
  background: #fdf5f5;
  border-color: rgba(132, 42, 42, 0.5);
}

/* Header action buttons — compact utility row */
.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: stretch;
}

.header-actions button,
.header-actions .button-like {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 500;
  line-height: 1;
  height: 34px;
  min-height: 34px;
  padding: 0 0.65rem;
  white-space: nowrap;
}

#import-session {
  position: absolute;
  left: -9999px;
}

/* --- Panels --- */

.panel {
  background: var(--paper-soft);
  border: 1px solid rgba(185, 173, 159, 0.68);
  border-radius: var(--radius-lg);
  padding: clamp(1rem, 3.3vw, 1.6rem);
  box-shadow: var(--shadow);
}

.phase-transition {
  animation: phase-in 320ms ease;
}

@keyframes phase-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.question-card {
  animation: question-card-in 280ms ease;
}

@keyframes question-card-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Landing --- */

.landing-panel {
  max-width: 780px;
  margin: 0 auto;
}

.landing-copy p {
  margin-bottom: 0.75rem;
}

.landing-meta {
  display: inline-flex;
  gap: 0.4rem;
  align-items: center;
  background: #f3ece0;
  border: 1px solid #d7c9b5;
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.quick-link {
  margin-top: 0.75rem;
  font-size: 0.92rem;
}

.quick-link button {
  font-size: 0.82rem;
  padding: 0.35rem 0.65rem;
  min-height: 32px;
  background: transparent;
  border-color: transparent;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.quick-link button:hover {
  color: var(--accent-hover);
  transform: none;
  box-shadow: none;
}

/* --- Progress rail --- */

.progress-meta {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.progress-rail-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0 0.25rem 0.3rem;
  margin: 0 -0.25rem;
}

.progress-rail {
  position: relative;
  padding-top: 1rem;
  min-width: max-content;
}

.progress-line {
  position: absolute;
  top: 1.72rem;
  left: 0;
  right: 0;
  height: 3px;
  background: #ded2c3;
  border-radius: 999px;
}

.progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  background: linear-gradient(90deg, #8d8650, #6f6a3f);
  border-radius: 999px;
}

.phase-nodes {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  z-index: 2;
  min-width: 600px;
}

.phase-node-btn {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid #d8cbba;
  background: #f8f3eb;
  padding: 0.45rem 0.4rem;
  text-align: left;
  min-height: auto;
  font-size: inherit;
  line-height: 1.3;
}

.phase-node-btn.active {
  background: var(--accent-soft);
  border-color: #d2ca95;
  transform: scale(1.02);
  box-shadow: 0 2px 8px rgba(111, 106, 63, 0.12);
}

.phase-node-btn.complete {
  background: #ecf2e3;
  border-color: #c8d7ac;
}

.phase-node-name {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
  line-height: 1.25;
}

.phase-node-sub {
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.meta-row {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

/* --- Save indicator --- */

.saved-indicator {
  display: inline-block;
  margin-left: 0.45rem;
  color: var(--success);
  font-weight: 600;
  opacity: 0;
  transform: translateY(2px);
}

.saved-indicator.show {
  animation: save-flash 1500ms ease;
}

@keyframes save-flash {
  0% {
    opacity: 0;
    transform: translateY(3px);
  }
  20% {
    opacity: 1;
    transform: translateY(0);
  }
  75% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

/* --- Content elements --- */

.callout {
  background: #fffdf8;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: 0.7rem 0.85rem;
  margin: 0.75rem 0 0.85rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.prompt {
  font-size: 1.19rem;
  line-height: 1.45;
  margin: 0.75rem 0;
}

.field {
  margin: 0.75rem 0;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.84rem;
  color: var(--ink-soft);
}

input,
textarea,
select {
  width: 100%;
  border-radius: 10px;
  border: 1px solid #cdbfae;
  background: #fffcf7;
  padding: 0.6rem 0.68rem;
  font: inherit;
  font-size: 0.95rem;
  color: var(--ink);
}

textarea {
  resize: none;
  min-height: 110px;
  overflow: hidden;
}

/* --- Actions row --- */

.actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
  align-items: center;
}

/* --- Grid layouts --- */

.grid {
  display: grid;
  gap: 0.7rem;
}

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

/* --- Tags --- */

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.3rem;
}

.tag {
  display: inline-block;
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  background: #efe8dc;
  border: 1px solid #d4c7b5;
  font-size: 0.76rem;
  line-height: 1.4;
}

/* --- Records / cards --- */

.record {
  border: 1px solid #d9ccbd;
  border-radius: var(--radius-md);
  background: #fefbf6;
  padding: 0.7rem;
}

.record + .record {
  margin-top: 0.55rem;
}

.record h3 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.record button {
  font-size: 0.78rem;
  min-height: 30px;
  padding: 0.3rem 0.6rem;
  margin-top: 0.3rem;
}

small,
.muted {
  color: var(--ink-soft);
}

/* --- Details / accordion --- */

details {
  border: 1px solid #d9ccbd;
  border-radius: var(--radius-md);
  padding: 0.5rem;
  background: #fefbf6;
}

details + details {
  margin-top: 0.45rem;
}

summary {
  cursor: pointer;
  font-size: 0.92rem;
}

/* --- Status pill --- */

.status-pill {
  display: inline-block;
  margin-left: 0.4rem;
  font-size: 0.72rem;
  border-radius: 999px;
  padding: 0.08rem 0.42rem;
  background: #f0e8dc;
  color: #655949;
  vertical-align: middle;
}

/* --- Note --- */

.note {
  border: 1px dashed #c8baa8;
  border-radius: var(--radius-md);
  padding: 0.65rem;
  background: #fcf8f1;
  font-size: 0.95rem;
}

.note strong {
  font-weight: 600;
}

.note p {
  margin-bottom: 0.4rem;
}

/* --- Checkbox grid --- */

.check-grid {
  display: grid;
  gap: 0.45rem;
}

.check-grid label {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  margin: 0;
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.45;
}

.check-grid input {
  width: auto;
  margin-top: 0.18rem;
  flex-shrink: 0;
}

/* --- Report / document --- */

.report-shell {
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fffdf9;
  font-size: 0.92rem;
}

.report-shell h3 {
  margin: 0.7rem 0 0.35rem;
}

.doc-meta {
  color: var(--ink-soft);
  font-size: 0.82rem;
}

/* --- Doctrine card --- */

.doctrine-card {
  margin-top: 0.85rem;
  border: 1px solid #d7c9b6;
  border-radius: 14px;
  background:
    linear-gradient(160deg, #fffcf6 0%, #f7efe2 80%),
    radial-gradient(circle at 100% 0, #ece4d6 0, transparent 45%);
  box-shadow: 0 8px 20px rgba(56, 46, 34, 0.08);
  padding: 0.85rem;
}

.doctrine-card h4 {
  margin-bottom: 0.5rem;
}

.doctrine-card .directive {
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 0.6rem;
}

.doctrine-card .meta-question {
  color: var(--ink-soft);
  margin-bottom: 0.6rem;
}

.doctrine-card ul {
  margin: 0.35rem 0 0.6rem;
}

.doctrine-card .actions {
  margin-top: 0.5rem;
}

.copy-status {
  font-size: 0.82rem;
  color: var(--success);
  min-height: 1.2em;
}

/* --- Observation cards (Phase 2) --- */

[data-testid^="observation-card"] .actions button {
  font-size: 0.78rem;
  min-height: 32px;
  padding: 0.35rem 0.6rem;
}

[data-testid^="observation-card"] .actions button[aria-pressed="true"] {
  background: var(--accent-soft);
  border-color: #c8c08a;
  font-weight: 600;
}

/* --- Responsive --- */

@media (max-width: 700px) {
  .page-shell {
    width: min(980px, 100% - 1rem);
    margin-top: 1rem;
  }

  .panel {
    border-radius: 14px;
  }

  .header-actions button,
  .header-actions .button-like {
    flex: 1 1 auto;
    text-align: center;
  }

  .actions button {
    flex: 1 1 160px;
  }

  .grid.cols-2 {
    grid-template-columns: 1fr;
  }

  .phase-nodes {
    min-width: 520px;
  }

  .phase-node-name {
    font-size: 0.72rem;
  }

  .phase-node-sub {
    font-size: 0.68rem;
  }
}

@media (max-width: 375px) {
  h1 {
    font-size: 1.7rem;
  }
}

@media print {
  body {
    background: #fff;
  }

  .site-header,
  .progress-meta,
  .actions,
  .header-actions,
  .session-info {
    display: none !important;
  }

  .panel {
    box-shadow: none;
    border: none;
    padding: 0;
  }
}