:root {
  color-scheme: light;
  --bg: #f6f7f3;
  --surface: #ffffff;
  --surface-strong: #eef4f2;
  --text: #18211f;
  --muted: #68736f;
  --border: #d7ded8;
  --primary: #176b5b;
  --primary-strong: #0f4f45;
  --danger: #b4343a;
  --warning: #9b6b16;
  --focus: #2f82c6;
  --shadow: 0 16px 40px rgba(24, 33, 31, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  letter-spacing: 0;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  padding: 0 16px;
  cursor: pointer;
}

button:hover {
  background: var(--primary-strong);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

button.secondary {
  background: #244d73;
}

button.secondary:hover {
  background: #1a3b59;
}

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

button.ghost:hover {
  background: var(--surface-strong);
}

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

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  padding: 11px 12px;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 24%, transparent);
  outline-offset: 2px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: 24px;
  line-height: 1.2;
}

h2 {
  font-size: 20px;
  line-height: 1.25;
}

h3 {
  font-size: 17px;
  line-height: 1.3;
}

h4 {
  margin: 0;
  font-size: 15px;
  line-height: 1.3;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
}

.topbar {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px clamp(16px, 5vw, 56px);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark,
.entry-logo {
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

.brand-mark {
  width: 42px;
  height: 42px;
  font-size: 20px;
}

.topbar p {
  margin-top: 5px;
  color: var(--muted);
  font-size: 14px;
}

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 28px auto 56px;
}

.entry-grid {
  display: grid;
  grid-template-columns: minmax(0, 420px);
  justify-content: center;
  align-content: center;
  min-height: calc(100vh - 160px);
  gap: 18px;
}

.create-panel {
  padding: 22px;
}

.create-panel h2 {
  text-align: center;
}

.create-panel button {
  width: 100%;
  min-height: 46px;
}

.share-only-form {
  display: grid;
  gap: 16px;
}

.panel {
  display: grid;
  gap: 16px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.room-view {
  display: grid;
  gap: 16px;
}

.room-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0 2px;
}

.room-header p {
  margin-top: 7px;
  color: var(--muted);
  font-size: 14px;
}

.status-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.pill {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: #dff0ea;
  color: #115246;
  padding: 4px 11px;
  font-size: 13px;
  white-space: nowrap;
}

.pill.muted {
  background: #edf0ef;
  color: var(--muted);
}

.secret-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.admin-secrets-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 264px;
  gap: 16px;
  align-items: stretch;
}

.admin-secret-main {
  display: grid;
  gap: 14px;
}

.share-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
}

.quota-panel {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.quota-item {
  min-height: 82px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 12px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.quota-item span {
  color: var(--muted);
  font-size: 13px;
}

.quota-item strong {
  font-size: 18px;
}

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

.segmented label {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--text);
  padding: 0 12px;
}

.upload-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.upload-card {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-strong);
}

.upload-card.drop-active {
  border-color: var(--primary);
  background: #e4f2ee;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 14%, transparent);
}

.upload-card > button {
  width: 100%;
  margin-top: auto;
}

.upload-card textarea {
  min-height: 142px;
}

.upload-card textarea,
.upload-card .file-label {
  background: #fff;
}

.file-label {
  min-height: 92px;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--border);
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--primary);
  cursor: pointer;
}

.upload-card.drop-active .file-label {
  border-color: var(--primary);
  background: #fff;
}

.file-label input {
  display: none;
}

.selected-file {
  display: grid;
  gap: 10px;
  padding: 12px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.selected-file-summary {
  color: var(--muted);
  font-size: 13px;
}

.pending-file {
  display: grid;
  gap: 4px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.selected-file strong {
  overflow-wrap: anywhere;
}

.selected-file span {
  color: var(--muted);
  font-size: 13px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.list {
  display: grid;
  gap: 10px;
}

.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.row-title {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.row-title strong {
  overflow-wrap: anywhere;
}

.row-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.qr-row {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 264px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-strong);
  padding: 12px;
}

.qr-row canvas {
  width: 240px;
  height: 240px;
  background: #fff;
  border-radius: 4px;
}

.preview {
  margin-top: 10px;
  max-width: 420px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.text-output {
  margin-top: 10px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: var(--surface-strong);
  border-radius: 8px;
  border: 1px solid var(--border);
  padding: 12px;
}

.text-message-tools {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: end;
  gap: 12px;
  margin-top: 10px;
}

.text-qr-button {
  width: 220px;
  height: 220px;
  display: grid;
  place-items: center;
  min-height: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.text-qr-button:hover {
  background: #fff;
  border-color: var(--primary);
}

.text-qr,
.text-qr-fallback {
  width: 220px;
  height: 220px;
  border-radius: 8px;
  background: #fff;
}

.text-qr-fallback {
  display: grid;
  place-items: center;
  padding: 12px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.text-message-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(24, 33, 31, 0.56);
}

.qr-modal {
  width: min(420px, 100%);
  display: grid;
  gap: 16px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.qr-modal-canvas {
  width: min(360px, 100%);
  height: auto;
  justify-self: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  max-width: min(420px, calc(100vw - 36px));
  background: #18211f;
  color: #fff;
  border-radius: 8px;
  padding: 12px 14px;
  box-shadow: var(--shadow);
}

.hidden {
  display: none !important;
}

html[data-host-mode="share"] #entry-grid {
  display: none !important;
}

html[data-host-mode="create"] #share-only-entry {
  display: none !important;
}

.warn {
  color: var(--warning);
}

@media (max-width: 900px) {
  .entry-grid,
  .quota-panel,
  .upload-grid {
    grid-template-columns: 1fr;
  }

  .secret-grid {
    grid-template-columns: 1fr;
  }

  .admin-secrets-layout,
  .share-line {
    grid-template-columns: 1fr;
  }

  .qr-row {
    min-height: 252px;
  }

  .room-header,
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .status-row {
    justify-content: flex-start;
  }

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

  .actions {
    justify-content: flex-start;
  }

  .text-message-tools {
    grid-template-columns: 1fr;
  }

  .text-qr-button,
  .text-qr,
  .text-qr-fallback {
    width: min(240px, 100%);
    height: auto;
    aspect-ratio: 1;
  }

  .text-message-actions {
    align-items: stretch;
  }

  .text-message-actions button,
  .qr-modal .actions button {
    flex: 1 1 140px;
  }
}