/* ============================================================
   Captionato Task Manager — style.css
   Design system per PRD §11: warm off-whites, deep dusty reds,
   Sora / Plus Jakarta Sans / DM Mono. No gradients, subtle
   shadows, generous whitespace.
   ============================================================ */

:root {
  --bg-base:        #FAF7F5;
  --bg-surface:     #F2EDEA;
  --bg-surface-2:   #E8E0DC;
  --accent-primary: #9E2A2B;
  --accent-soft:    #C97B7B;
  --accent-muted:   #E8BFBF;
  --text-primary:   #1A1018;
  --text-secondary: #5C4D4D;
  --text-tertiary:  #9E8A8A;
  --border:         #DDD3CF;

  --font-display: 'Sora', sans-serif;
  --font-body:    'Plus Jakarta Sans', sans-serif;
  --font-mono:    'DM Mono', monospace;

  --radius: 4px;
  --shadow: 0 1px 3px rgba(26, 16, 24, 0.06);
}

/* ---------------------------------------------------- dark mode */

html[data-theme="dark"] {
  --bg-base:        #1A1018;
  --bg-surface:     #241C22;
  --bg-surface-2:   #2E252C;
  --accent-primary: #C94F50;
  --accent-soft:    #7A3535;
  --accent-muted:   #3D2020;
  --text-primary:   #F2EDEA;
  --text-secondary: #C4AFAF;
  --text-tertiary:  #8A7070;
  --border:         #3D2E2E;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

html[data-theme="dark"] .badge-done         { background: #1E3020; color: #7AA87A; }
html[data-theme="dark"] .badge-under_review { background: #2E2010; color: #C9A050; }
html[data-theme="dark"] .btn-primary:hover  { background: #AE3E3F; }

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}

[hidden] { display: none !important; }

button { font: inherit; cursor: pointer; }

/* ---------------------------------------------------- buttons */

.btn {
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 9px 18px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--accent-primary);
  color: var(--bg-base);
}
.btn-primary:hover { background: #872425; }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--bg-surface-2); }

.btn-danger {
  background: transparent;
  color: #b33333;
  border-color: #b33333;
}
.btn-danger:hover { background: rgba(179, 51, 51, 0.1); }

html[data-theme="dark"] .btn-danger             { color: #e07070; border-color: #e07070; }
html[data-theme="dark"] .btn-danger:hover       { background: rgba(224, 112, 112, 0.12); }

.btn:focus-visible,
.tab:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ---------------------------------------------------- theme toggle */

.theme-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 7px 11px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1;
  transition: background-color 0.15s ease;
}
.theme-btn:hover { background: var(--bg-surface-2); }

/* ---------------------------------------------------- gate */

.gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--bg-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gate-inner { text-align: center; width: min(360px, 88vw); }

.gate-wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 28px;
  letter-spacing: -0.01em;
}

.gate-sub {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin: 6px 0 32px;
}

.gate-form { display: flex; gap: 8px; }

.gate-form input {
  flex: 1;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  font: inherit;
  color: var(--text-primary);
}

.gate-error {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-primary);
}

/* ---------------------------------------------------- header + tabs */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-base);
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
}

.app-name-sub {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 13px;
  color: var(--text-tertiary);
}

.tab-bar {
  display: flex;
  gap: 4px;
  padding: 0 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-base);
  overflow-x: auto;
}

.tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: color 0.15s ease;
}

.tab:hover { color: var(--text-primary); }

.tab.is-active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

/* ---------------------------------------------------- main + view head */

.main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 32px 28px 120px;
}

.view-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 24px;
}

.view-head h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
}

.view-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
}

.empty-state {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 14px;
}

/* ---------------------------------------------------- task cards grid */

.task-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  align-items: start;
}

.task-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-soft); /* overridden inline per task */
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  cursor: pointer;
  transition: box-shadow 0.15s ease, transform 0.1s ease;
}

.task-card:hover {
  box-shadow: 0 3px 10px rgba(26, 16, 24, 0.12);
  transform: translateY(-1px);
}

html[data-theme="dark"] .task-card:hover {
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.4);
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.card-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.35;
}

/* status badges — DM Mono, uppercase, soft tint per status */
.badge {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}
.badge-unassigned   { background: var(--bg-surface-2); color: var(--text-secondary); }
.badge-ongoing      { background: var(--accent-muted); color: var(--accent-primary); }
.badge-done         { background: #DCE5D8; color: #3E5C3E; }
.badge-under_review { background: #EBDFC8; color: #7A5C1E; }

.card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
}

.card-assignee { color: var(--text-secondary); }
.card-assignee.is-empty { color: var(--text-tertiary); }

.card-desc {
  margin-top: 10px;
  color: var(--text-secondary);
  font-size: 13px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.card-actions .btn { padding: 5px 12px; font-size: 12px; }

.updates-link {
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 5px 2px;
}
.updates-link:hover { color: var(--accent-primary); }

/* ---------------------------------------------------- claim inline prompt */

.claim-slot { margin-top: 12px; }

.claim-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.claim-row input {
  flex: 1;
  min-width: 120px;
  max-width: 260px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-base);
  font: inherit;
  font-size: 13px;
  color: var(--text-primary);
}

/* ---------------------------------------------------- updates thread */

.thread {
  margin-top: 14px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.thread-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 14px;
}

.thread-item { font-size: 14px; }

.thread-item-head {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-tertiary);
  margin-bottom: 2px;
}

.thread-item-head .thread-author { color: var(--text-secondary); }

.thread-empty {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 14px;
}

.thread-form { display: flex; flex-direction: column; gap: 8px; }

.thread-form input,
.thread-form textarea {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-base);
  font: inherit;
  font-size: 13px;
  color: var(--text-primary);
}

.thread-form input { max-width: 260px; }
.thread-form textarea { resize: vertical; min-height: 56px; }

.thread-form .btn { align-self: flex-start; }

/* ---------------------------------------------------- add task FAB */

.add-task-fab {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 40;
  background: var(--accent-primary);
  color: var(--bg-base);
  border: none;
  border-radius: var(--radius);
  padding: 12px 20px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  box-shadow: 0 2px 8px rgba(26, 16, 24, 0.18);
  transition: background-color 0.15s ease;
}
.add-task-fab:hover { background: #872425; }
html[data-theme="dark"] .add-task-fab:hover { background: #AE3E3F; }

/* ---------------------------------------------------- modal (shared) */

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(26, 16, 24, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal {
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(480px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  padding: 28px;
}

.modal h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
}

.modal-sub {
  font-size: 13px;
  color: var(--text-tertiary);
  margin: 4px 0 20px;
}

.field { display: block; margin-bottom: 16px; }

.field-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.field-label em { font-style: normal; color: var(--text-tertiary); font-weight: 400; }

.field input,
.field textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  font: inherit;
  font-size: 14px;
  color: var(--text-primary);
}

.field textarea { resize: vertical; }

.color-row { display: flex; align-items: center; gap: 10px; }
.color-row input { flex: 1; font-family: var(--font-mono); }

.swatch {
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.form-error {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}

/* ---------------------------------------------------- detail popup */

.detail-modal {
  width: min(640px, 100%);
}

.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 4px;
}

.detail-title-area { flex: 1; min-width: 0; }

.detail-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  word-break: break-word;
}

.detail-close-btn {
  padding: 6px 10px;
  font-size: 16px;
  flex-shrink: 0;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
}

.detail-meta .card-assignee { color: var(--text-secondary); }

.detail-color-swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  vertical-align: middle;
  margin-right: 4px;
  flex-shrink: 0;
}

.detail-description {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 18px;
  white-space: pre-wrap;
  word-break: break-word;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.detail-actions .btn { padding: 7px 16px; font-size: 13px; }

/* ---------------------------------------------------- misc */

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}