:root {
  color-scheme: light;
  --bg: #f7f4ee;
  --panel: #fffdf8;
  --panel-strong: #ffffff;
  --text: #1e2521;
  --muted: #59655f;
  --line: #d9d1c3;
  --accent: #2f6f60;
  --accent-strong: #184f45;
  --danger: #b83b36;
  --urgent-bg: #fff0ea;
  --done: #eef3ec;
  --shadow: 0 10px 30px rgba(48, 39, 25, 0.08);
  --radius: 8px;
  --tap: 44px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #151713;
    --panel: #20231e;
    --panel-strong: #262a24;
    --text: #f1f0eb;
    --muted: #b6b8af;
    --line: #3b4037;
    --accent: #81bca6;
    --accent-strong: #9fcdbb;
    --danger: #ff8b82;
    --urgent-bg: #3a251e;
    --done: #1c2a22;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #151713;
  --panel: #20231e;
  --panel-strong: #262a24;
  --text: #f1f0eb;
  --muted: #b6b8af;
  --line: #3b4037;
  --accent: #81bca6;
  --accent-strong: #9fcdbb;
  --danger: #ff8b82;
  --urgent-bg: #3a251e;
  --done: #1c2a22;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.45;
}

button,
input,
textarea {
  font: inherit;
}

button,
.import-label,
.button-link {
  min-height: var(--tap);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
  color: var(--text);
  padding: 0.65rem 0.85rem;
  cursor: pointer;
}

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

button.active,
button[aria-pressed="true"],
.button-link.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

button:focus-visible,
.button-link:focus-visible,
input:focus-visible,
textarea:focus-visible,
label:focus-within {
  outline: 3px solid color-mix(in srgb, var(--accent) 45%, transparent);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: max(1rem, env(safe-area-inset-top)) 1rem 0.75rem;
  background: var(--bg);
}

.eyebrow {
  margin: 0 0 0.15rem;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(1.6rem, 7vw, 2.6rem);
  line-height: 1.02;
}

.page-subtitle {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-weight: 750;
}

.icon-button {
  flex: 0 0 auto;
  min-width: 72px;
}

.header-actions,
.account-summary,
.auth-mode {
  display: flex;
  gap: 0.5rem;
}

.header-actions {
  flex: 0 0 auto;
  align-items: center;
}

.account-panel {
  position: relative;
  width: min(980px, calc(100% - 2rem));
  margin: 0 auto 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 0.85rem;
}

.titled-panel {
  margin-top: 0.75rem;
  padding-top: 1.35rem;
}

.panel-title {
  position: absolute;
  top: 0;
  left: 0.75rem;
  transform: translateY(-50%);
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
  color: var(--accent-strong);
  padding: 0.15rem 0.55rem;
  font-size: 0.82rem;
  font-weight: 850;
  line-height: 1.2;
}

.account-summary {
  align-items: center;
  flex-wrap: wrap;
}

.account-summary strong {
  overflow-wrap: anywhere;
}

.account-summary span {
  color: var(--muted);
  font-weight: 750;
}

.auth-form {
  display: grid;
  gap: 0.75rem;
}

.auth-form label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-weight: 800;
}

.auth-form input {
  min-height: var(--tap);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
  color: var(--text);
  padding: 0.7rem 0.85rem;
}

.dashboard-main {
  display: grid;
  gap: 0.85rem;
}

.dashboard-create .auth-form,
.wedding-edit-form {
  align-items: end;
}

.wedding-list {
  display: grid;
  gap: 0.75rem;
}

.wedding-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
  padding: 0.85rem;
}

.wedding-edit-form {
  display: grid;
  gap: 0.75rem;
}

.wedding-edit-form label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-weight: 800;
}

.wedding-edit-form input {
  min-height: var(--tap);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
  color: var(--text);
  padding: 0.7rem 0.85rem;
}

.wedding-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.auth-mode {
  flex-wrap: wrap;
}

.auth-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.captcha-group {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-weight: 800;
}

.captcha-box {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
  padding: 0.75rem;
}

.captcha-checkbox {
  display: grid;
  place-items: center;
  position: relative;
}

.captcha-box input[type="checkbox"] {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.captcha-box .checkbox-wrapper label {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 36px;
  cursor: pointer;
}

.captcha-box .checkbox-wrapper label::before {
  content: "";
  display: block;
  width: 36px;
  height: 36px;
  border: 2px solid var(--muted);
  border-radius: 3px;
  background: var(--panel);
  transition: border-color 160ms ease, background 160ms ease;
}

.captcha-box .checkbox-wrapper input[type="checkbox"]:checked + label::before {
  border-color: var(--accent);
  background: var(--accent);
}

.captcha-box .checkbox-wrapper input[type="checkbox"]:checked + label::after {
  content: "";
  position: absolute;
  left: 13px;
  top: 7px;
  width: 8px;
  height: 16px;
  border: solid #ffffff;
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}

.captcha-text {
  display: grid;
  gap: 0.1rem;
}

.captcha-title {
  color: var(--text);
  font-weight: 800;
}

.captcha-text small {
  color: var(--muted);
}

.captcha-honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

@keyframes captcha-shake {
  0%, 100% { transform: translateX(0); }
  15% { transform: translateX(-7px); }
  30% { transform: translateX(6px); }
  45% { transform: translateX(-5px); }
  60% { transform: translateX(4px); }
  75% { transform: translateX(-2px); }
}

.captcha-box.captcha-error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 24%, transparent);
  animation: captcha-shake 0.55s ease;
}

.toolbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  gap: 0.65rem;
  padding: 0.75rem 1rem;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.progress-panel {
  display: grid;
  gap: 0.35rem;
}

.progress-topline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
}

.progress-topline strong {
  color: var(--text);
}

.progress-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--line);
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 180ms ease;
}

.search-row,
.mode-row,
.filters,
.quick-actions {
  display: flex;
  gap: 0.5rem;
}

.search-row input {
  min-width: 0;
  flex: 1;
  min-height: var(--tap);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
  color: var(--text);
  padding: 0.7rem 0.85rem;
}

.mode-row,
.filters {
  overflow-x: auto;
  scrollbar-width: none;
}

.mode-row::-webkit-scrollbar,
.filters::-webkit-scrollbar {
  display: none;
}

.filters button,
.mode-row button,
.quick-actions button,
.import-label {
  flex: 0 0 auto;
  white-space: nowrap;
}

main {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 1rem 1rem 4rem;
}

.notes-panel,
.check-section,
.quick-actions {
  margin-bottom: 0.75rem;
}

.notes-panel,
.check-section {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.section-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 58px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
}

.section-toggle > span:first-child {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
}

.section-toggle strong {
  overflow-wrap: anywhere;
  font-size: 1rem;
}

.section-toggle small,
.progress-panel small {
  color: var(--muted);
}

.section-meta {
  margin-left: 0.75rem;
  border-radius: 999px;
  background: var(--done);
  padding: 0.25rem 0.55rem;
  color: var(--accent-strong);
  font-weight: 800;
}

.items {
  display: grid;
  border-top: 1px solid var(--line);
}

.check-item {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--panel-strong);
}

.check-item:last-child {
  border-bottom: 0;
}

.check-item.priority-critical {
  background: var(--panel-strong);
}

.check-item-surface {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: start;
  min-height: 100%;
  padding: 0.85rem;
  background: var(--panel-strong);
  cursor: pointer;
  touch-action: pan-y;
  transition: transform 160ms ease, background 160ms ease;
}

.check-item.priority-critical .check-item-surface {
  background: linear-gradient(90deg, var(--urgent-bg), var(--panel-strong) 46%);
}

.check-visual {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin: 0.08rem 0 0;
  border: 1.5px solid var(--muted);
  border-radius: 3px;
  background: var(--panel-strong);
  color: #ffffff;
  font-weight: 900;
}

.is-done .check-visual {
  border-color: var(--accent);
  background: var(--accent);
}

.is-done .check-visual::before {
  content: "✓";
}

.uncheck-action {
  position: absolute;
  inset: 0 0 0 auto;
  z-index: 0;
  display: grid;
  place-items: center;
  width: 82px;
  min-height: 100%;
  border: 0;
  border-left: 1px solid color-mix(in srgb, var(--danger) 45%, var(--line));
  border-radius: 0;
  background: var(--danger);
  color: #ffffff;
  font-size: 1.35rem;
  font-weight: 900;
}

.reveal-uncheck .check-item-surface {
  transform: translateX(-82px);
}

.item-body {
  display: grid;
  gap: 0.45rem;
  min-width: 0;
}

.item-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.65rem;
}

.item-label {
  min-width: 0;
  overflow-wrap: anywhere;
  font-weight: 750;
}

.type-badge,
.tags span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0.15rem 0.45rem;
  font-size: 0.76rem;
  font-weight: 800;
  white-space: nowrap;
}

.type-badge {
  flex: 0 0 auto;
  background: var(--accent);
  color: #ffffff;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.tags span {
  background: color-mix(in srgb, var(--line) 55%, transparent);
  color: var(--muted);
}

.tip {
  color: var(--muted);
  font-size: 0.92rem;
}

.is-done .check-item-surface {
  background: var(--done);
}

.is-done .item-label {
  color: var(--muted);
  text-decoration: line-through;
}

.item-note-tools {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.15rem;
}

.item-note-button {
  justify-self: start;
  min-height: 38px;
  padding: 0.45rem 0.65rem;
  color: var(--accent-strong);
  font-size: 0.9rem;
  font-weight: 800;
}

.item-note-input {
  display: none;
  min-height: 82px;
  font-size: 1rem;
}

.note-open .item-note-input {
  display: block;
}

.notes-content {
  display: grid;
  gap: 0.75rem;
  padding: 0 0.85rem 0.85rem;
  border-top: 1px solid var(--line);
}

.notes-content label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-weight: 800;
}

textarea {
  width: 100%;
  min-height: 90px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
  color: var(--text);
  padding: 0.7rem;
}

.quick-actions {
  padding: 0.1rem 0;
  flex-wrap: wrap;
}

.danger-button {
  border-color: color-mix(in srgb, var(--danger) 60%, var(--line));
  color: var(--danger);
}

.import-label {
  display: inline-flex;
  align-items: center;
}

#importInput {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.status-message,
.empty-state {
  color: var(--muted);
  text-align: center;
}

.status-message {
  min-height: 1.4rem;
  margin: 0.4rem 0;
  font-weight: 800;
}

.empty-state {
  padding: 2rem 1rem;
}

.field-mode {
  --tap: 52px;
  font-size: 18px;
}

.field-mode .toolbar {
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
}

.field-mode .tip,
.field-mode .section-toggle small {
  display: none;
}

.field-mode .check-visual {
  width: 34px;
  height: 34px;
}

.field-mode .check-item-surface {
  padding: 0.95rem 0.75rem;
}

.emergency-mode .toolbar {
  border-bottom-color: var(--danger);
}

.emergency-mode #emergencyModeButton {
  border-color: var(--danger);
  background: var(--danger);
  color: #ffffff;
}

@media (min-width: 760px) {
  .app-header,
  .toolbar {
    padding-left: max(1.5rem, calc((100vw - 980px) / 2));
    padding-right: max(1.5rem, calc((100vw - 980px) / 2));
  }

  .toolbar {
    grid-template-columns: 1fr 1.2fr;
    align-items: start;
  }

  .filters,
  .mode-row {
    grid-column: span 2;
  }

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

  .notes-content label:first-child {
    grid-column: span 2;
  }
}

@media (max-width: 520px) {
  .app-header {
    align-items: flex-start;
  }

  .header-actions {
    display: grid;
  }

  .search-row {
    display: grid;
    grid-template-columns: 1fr auto;
  }

  .progress-topline {
    font-size: 0.92rem;
  }

  .item-title-row {
    display: grid;
  }

  .type-badge {
    justify-self: start;
  }
}

@media print {
  :root {
    --bg: #ffffff;
    --panel: #ffffff;
    --panel-strong: #ffffff;
    --text: #000000;
    --muted: #333333;
    --line: #999999;
  }

  .toolbar,
  .quick-actions,
  .notes-panel,
  .icon-button,
  .status-message {
    display: none !important;
  }

  main {
    width: 100%;
    padding: 0;
  }

  .check-section {
    break-inside: avoid;
    box-shadow: none;
  }

  .section-toggle {
    min-height: auto;
  }
}