:root {
  color-scheme: light;
  --bg: #f4f8fc;
  --panel: #ffffff;
  --ink: #142235;
  --muted: #617087;
  --line: #d7e3f0;
  --primary: #1769aa;
  --primary-dark: #0e4f85;
  --primary-soft: #e8f3fc;
  --accent: #0c7c78;
  --danger: #b3263c;
  --shadow: 0 10px 28px rgba(33, 78, 115, 0.08);
  --radius: 16px;
  font-family: "Malgun Gothic", "맑은 고딕", "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  background: linear-gradient(180deg, #eef6fd 0, var(--bg) 300px);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.65;
}

button, input, textarea { font: inherit; }
button, label, input[type="checkbox"], input[type="radio"] { touch-action: manipulation; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.48; }

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 99;
  transform: translateY(-150%);
  background: var(--ink);
  color: white;
  padding: 8px 12px;
  border-radius: 8px;
}
.skip-link:focus { transform: translateY(0); }

.app-header {
  max-width: 1500px;
  margin: 0 auto;
  padding: 30px clamp(18px, 4vw, 54px) 22px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.eyebrow {
  margin: 0 0 5px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

h1 { margin: 0; font-size: clamp(1.65rem, 3vw, 2.45rem); line-height: 1.25; }
.subtitle { margin: 7px 0 0; color: var(--muted); }

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.privacy-badge, .save-status, .counter {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}
.privacy-badge { color: #17603f; background: #e7f7ef; border: 1px solid #bfe8d0; }
.save-status, .counter { color: var(--primary-dark); background: var(--primary-soft); }

.app-shell {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 clamp(14px, 3vw, 42px) 46px;
}

.view-nav, .cloud-bar {
  max-width: 1500px;
  margin: 0 auto 18px;
  padding-inline: clamp(14px, 3vw, 42px);
}
.view-nav { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.view-nav .save-status { margin-left: auto; }
.view-nav .nav-button {
  color: var(--primary-dark);
  background: #f8fbfe;
  border-color: #b9d7ed;
}
.view-nav .nav-button:hover:not(:disabled) { background: var(--primary-soft); border-color: #8ebbd9; }
.view-nav .nav-button.is-active,
.view-nav .nav-button[aria-current="page"] {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}
.view-nav .nav-button.is-active:hover:not(:disabled),
.view-nav .nav-button[aria-current="page"]:hover:not(:disabled) { background: var(--primary-dark); }
.cloud-bar {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(260px, 1.4fr);
  gap: 10px 22px;
  align-items: center;
  padding-block: 16px;
  border-block: 1px solid var(--line);
}
.cloud-bar h2 { margin: 0; font-size: 1rem; }
.cloud-bar p { margin: 3px 0; color: var(--muted); font-size: 0.84rem; }
.cloud-bar .field-message, .cloud-bar .config-notice { grid-column: 1 / -1; }
.login-form, .logged-in-panel { display: flex; align-items: end; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }
.login-form label { min-width: 180px; font-size: 0.78rem; font-weight: 700; }
.login-form input { min-height: 40px; padding: 7px 10px; }
.config-notice { padding: 8px 11px; border-radius: 9px; background: #fff7dc; color: #70530c !important; }

.study-view, .study-setup-panel, .study-settings-panel,
.study-primary-grid, .study-secondary-grid, .study-option-group, .study-choice-grid {
  min-width: 0;
}
.study-setup-panel { width: 100%; align-self: start; min-height: 0; }
.study-heading { align-items: flex-start; margin-bottom: 18px; }
.study-heading-main { align-items: flex-start !important; }
.study-heading-main > div { min-width: 0; }
.study-heading .section-help { margin: 3px 0 0; }
.study-settings-panel {
  padding: clamp(16px, 2vw, 22px);
  border: 1px solid #cfe1ef;
  border-radius: 14px;
  background: #f6faff;
}
.study-settings-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.study-settings-title h3 { margin: 0; color: var(--primary-dark); font-size: 1rem; }
.study-primary-grid {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(260px, 1.45fr) minmax(160px, 0.8fr);
  gap: 14px;
  align-items: end;
}
.study-field { min-width: 0; }
.study-field > span, .study-option-group h4 {
  display: block;
  margin: 0 0 7px;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
}
.study-field input, .study-field select {
  width: 100%;
  min-height: 44px;
  border: 1px solid #bdccdc;
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  padding: 9px 11px;
}
.study-field input:focus, .study-field select:focus {
  outline: 3px solid rgba(23, 105, 170, 0.18);
  outline-offset: 2px;
  border-color: var(--primary);
}
.study-settings-divider { height: 1px; margin: 18px 0; background: #dbe8f2; }
.study-secondary-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(260px, 1fr);
  gap: 18px;
  align-items: stretch;
}
.study-option-group { min-width: 0; padding: 14px; border-radius: 11px; background: rgba(255, 255, 255, 0.78); }
.study-choice-grid { display: grid; gap: 8px; }
.status-choices { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.order-choices { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.study-choice {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  margin: 0;
  padding: 8px 10px;
  border: 1px solid #d1dfeb;
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}
.study-choice:hover { border-color: #9fc5e2; }
.study-choice:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); color: var(--primary-dark); }
.study-choice:focus-within { outline: 3px solid rgba(23, 105, 170, 0.18); outline-offset: 2px; }
.study-choice input { width: 17px; height: 17px; margin: 0; accent-color: var(--primary); flex: 0 0 auto; }
.study-action-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.study-match-summary { display: grid; gap: 3px; min-width: 0; }
.study-match-summary strong { color: var(--ink); font-size: 0.96rem; }
.study-match-summary span { color: var(--muted); font-size: 0.86rem; }
.study-action-row #startStudyButton { min-width: 150px; flex: 0 0 auto; }
.study-setup-panel > .field-message { margin: 10px 2px 0; }
.study-setup-panel > .field-message:empty { display: none; }
.study-session { max-width: 980px; margin-inline: auto; }
.study-card-face { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: white; }
.study-card-face h3 { margin: 0; padding: 9px 14px; background: var(--primary-soft); color: var(--primary-dark); font-size: 0.88rem; }
.study-card-face pre { min-height: 160px; margin: 0; padding: 20px; white-space: pre-wrap; overflow-wrap: anywhere; font: inherit; font-size: 1.08rem; line-height: 1.9; }
.answer-face { margin-top: 12px; }
.study-reveal-actions { justify-content: center; }
.study-answers { min-height: 42px; margin: 12px 0; padding: 12px 12px 12px 38px; border-radius: 10px; background: #f8fbfe; }
.rating-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 16px; }
.rating-unknown { color: #8b1e2d; background: #fff0f2; border-color: #efb7c0; }
.rating-uncertain { color: #71500b; background: #fff7dc; border-color: #e7cb73; }
.rating-known { color: #17603f; background: #e8f6ee; border-color: #9fd4b5; }

.panel {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(18px, 2.4vw, 28px);
  margin-bottom: 18px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}
.section-heading > div { display: flex; align-items: center; gap: 10px; }
.section-heading h2 { margin: 0; font-size: clamp(1.12rem, 2vw, 1.38rem); line-height: 1.35; }
.section-title-badge {
  display: inline-flex;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 9px;
  color: #fff;
  background: var(--primary);
  font-weight: 800;
  line-height: 1;
}
.step {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 9px;
  color: white;
  background: var(--primary);
  font-weight: 800;
}

.form-grid, .settings-grid, .preview-grid, .bottom-grid, .button-grid { display: grid; gap: 14px; }
.two-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.settings-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 18px; }
.preview-grid, .bottom-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.button-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

label > span, .manual-add > label:first-child {
  display: block;
  margin-bottom: 6px;
  font-weight: 750;
}
small { color: var(--muted); font-size: 0.75em; font-weight: 500; }

input[type="text"], input:not([type]), textarea, #subject, #issue, #manualPhrase {
  width: 100%;
  border: 1px solid #bdccdc;
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  padding: 11px 13px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
textarea { resize: vertical; }
input:focus, textarea:focus, button:focus-visible, .source-preview:focus {
  outline: 3px solid rgba(23, 105, 170, 0.18);
  outline-offset: 2px;
  border-color: var(--primary);
}

fieldset {
  margin: 0;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px 12px;
}
legend { padding: 0 5px; color: var(--muted); font-size: 0.8rem; font-weight: 800; }
.radio-chip { display: inline-flex; align-items: center; gap: 5px; margin: 3px 8px 3px 0; font-size: 0.9rem; }

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(360px, 0.82fr);
  gap: 18px;
  align-items: start;
}
.workspace-grid .panel { height: 100%; }

#originalText {
  min-height: 300px;
  line-height: 1.8;
  font-size: 1.04rem;
  tab-size: 4;
}

.button-row { display: flex; align-items: center; gap: 9px; margin-top: 13px; }
.wrap { flex-wrap: wrap; }
.compact-row { margin: 0 0 12px; }
.button {
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 9px 15px;
  font-weight: 750;
  transition: transform 0.12s, background 0.15s, border-color 0.15s;
}
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button.primary { color: white; background: var(--primary); }
.button.primary:hover:not(:disabled) { background: var(--primary-dark); }
.button.secondary { color: var(--primary-dark); background: var(--primary-soft); border-color: #b9d7ed; }
.button.ghost { color: var(--ink); background: #fff; border-color: var(--line); }
.button.small { min-height: 34px; padding: 6px 10px; font-size: 0.82rem; }
.button.large { min-height: 48px; padding-inline: 20px; }
.danger-text { color: var(--danger) !important; }

.selection-box, .manual-add {
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f9fbfd;
}
.selection-copy { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.selection-copy span, .section-help { color: var(--muted); font-size: 0.88rem; }
.section-help { margin: -8px 0 14px; }
.source-preview {
  min-height: 112px;
  max-height: 250px;
  overflow: auto;
  margin: 10px 0 0;
  padding: 13px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  tab-size: 4;
  border: 1px dashed #abc4d9;
  border-radius: 9px;
  background: white;
  color: #23374d;
  font-family: inherit;
  font-size: 0.96rem;
  line-height: 1.8;
  user-select: text;
  -webkit-user-select: text;
}
.source-selection {
  position: relative;
  border-radius: 4px;
  padding: 1px 2px;
  color: inherit;
}
.source-selection.confirmed { background: #ffe7a8; box-shadow: inset 0 -2px #e09b23; }
.source-selection.pending { background: #ddecfa; outline: 1px dashed #287db8; }
.source-selection.confirmed::after {
  content: attr(data-selection-number);
  display: inline-grid;
  place-items: center;
  min-width: 1.25em;
  height: 1.25em;
  margin-left: 2px;
  border-radius: 999px;
  color: #fff;
  background: #9b6509;
  font-size: 0.66rem;
  font-weight: 800;
  vertical-align: super;
}
.source-selection.selection-flash { animation: selection-flash 0.9s ease; }
@keyframes selection-flash {
  0%, 100% { box-shadow: inset 0 -2px #e09b23; }
  40% { box-shadow: 0 0 0 5px rgba(23, 105, 170, 0.25), inset 0 -2px #1769aa; }
}
.inline-input { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.check-line { display: flex; align-items: flex-start; gap: 7px; margin-top: 9px; font-size: 0.88rem; }
.field-message { min-height: 1.45em; margin: 8px 0 0; color: var(--primary-dark); font-size: 0.86rem; }
.field-message.error { color: var(--danger); }

.candidate-list { display: grid; gap: 9px; max-height: 650px; overflow: auto; padding-right: 3px; }
.candidate-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 11px;
  background: #fff;
}
.candidate-item.is-selected { border-color: #75add4; background: #f3f9fe; }
.candidate-check { margin-top: 6px; transform: scale(1.15); }
.candidate-expression { font-weight: 800; overflow-wrap: anywhere; }
.candidate-meta { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 5px; }
.reason-tag, .count-tag, .source-tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 0.72rem;
  line-height: 1.5;
}
.reason-tag { color: #3b5670; background: #edf3f8; }
.count-tag { color: #17603f; background: #e8f6ee; }
.source-tag { color: #745021; background: #fff1d7; }
.candidate-controls { display: flex; align-items: flex-end; gap: 6px; flex-direction: column; }
.candidate-controls select {
  max-width: 112px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 4px 6px;
  background: white;
  font-size: 0.76rem;
}

.empty-state {
  padding: 30px 16px;
  border: 1px dashed #b8c9d8;
  border-radius: 12px;
  text-align: center;
  color: var(--muted);
  background: #fbfdff;
}

.card-preview {
  min-height: 270px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
}
.card-preview h3 { margin: 0; padding: 10px 14px; background: #edf5fb; color: var(--primary-dark); font-size: 0.9rem; }
.preview-text {
  margin: 0;
  padding: 18px;
  min-height: 220px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: inherit;
  font-size: 1.03rem;
  line-height: 1.85;
}
.hidden-fragment {
  color: #074f8a;
  background: #dcedfa;
  border-radius: 4px;
  padding: 0 3px;
  font-weight: 850;
}
.hidden-fragment.initial { color: #6d3f05; background: #fff0cf; letter-spacing: 0.06em; }
.preview-actions { justify-content: center; margin-top: 18px; }
.shortcut-help { text-align: center; color: var(--muted); font-size: 0.78rem; margin: 10px 0 0; }

.card-list { display: grid; gap: 10px; }
.work-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px;
  background: #fff;
}
.work-card.duplicate-warning { border-color: #e7b45d; }
.work-card-title { margin: 0 0 4px; font-size: 0.92rem; color: var(--primary-dark); }
.work-card-preview { margin: 3px 0; color: #2c3f53; font-size: 0.86rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.work-card-preview.back { color: var(--muted); }
.work-card-actions { display: grid; grid-template-columns: repeat(2, auto); gap: 5px; }

.card-view, .card-view-panel, .card-view-filter-panel,
.card-view-search-row, .card-view-main-filter-grid, .card-view-view-options,
.card-view-field, .card-view-heading-main { min-width: 0; }
.card-view-heading { align-items: flex-start; margin-bottom: 18px; }
.card-view-heading-main { align-items: flex-start !important; }
.card-view-heading .section-help { margin: 3px 0 0; }
.card-view-filter-panel {
  padding: 20px;
  border: 1px solid #cfe1ef;
  border-radius: 14px;
  background: #f6faff;
}
.card-view-filter-heading { margin-bottom: 16px; }
.card-view-filter-heading h3 { margin: 0; color: var(--primary-dark); font-size: 1rem; }
.card-view-field {
  display: grid;
  gap: 7px;
  align-content: start;
  font-size: 0.87rem;
  font-weight: 750;
}
.card-view-field > span { margin: 0; }
.card-view-field input, .card-view-field select {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 9px 11px;
}
.card-view-field input:focus, .card-view-field select:focus {
  outline: 3px solid rgba(23, 105, 170, 0.18);
  outline-offset: 2px;
  border-color: var(--primary);
}
.card-view-search-row { display: grid; }
.card-view-main-filter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #dbe8f2;
}
.card-view-view-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
  gap: 14px;
  align-items: end;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #dbe8f2;
}
.card-view-filter-actions {
  display: flex;
  align-items: end;
  justify-content: flex-end;
  min-height: 44px;
}
.card-view-filter-actions .button { min-height: 44px; white-space: nowrap; }
.card-view-summary, .pagination-controls, .browse-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.card-view-summary { margin: 18px 0 10px; color: var(--muted); }
.browse-card-list { display: grid; gap: 18px; }
.browse-card {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 5px 18px rgba(26, 73, 112, 0.06);
}
.browse-card-header { margin-bottom: 11px; }
.browse-card-header h3 { margin: 0; color: var(--primary-dark); font-size: 1rem; }
.browse-card-meta { display: flex; gap: 6px; flex-wrap: wrap; }
.browse-card-meta span {
  padding: 3px 8px;
  border-radius: 999px;
  color: #3b5670;
  background: #edf3f8;
  font-size: 0.74rem;
}
.browse-face-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.browse-face-grid.single-face { grid-template-columns: minmax(0, 1fr); }
.browse-face {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #fbfdff;
}
.browse-face h4 { margin: 0; padding: 9px 12px; color: var(--primary-dark); background: #edf5fb; font-size: 0.84rem; }
.browse-face.back h4 { background: #f3f5f7; }
.browse-face pre {
  min-height: 150px;
  margin: 0;
  padding: 14px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: normal;
  font-family: inherit;
  font-size: 0.95rem;
  line-height: 1.75;
}
.browse-card-actions { margin-top: 12px; }
.pagination-controls { justify-content: center; margin-top: 18px; }

.preferences { margin-bottom: 12px; }
.import-mode { margin-top: 14px; }
.file-button { display: inline-flex; align-items: center; cursor: pointer; }
.file-button input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.clipboard-fallback { margin-top: 12px; }
.clipboard-fallback textarea { width: 100%; margin-top: 7px; }

footer {
  padding: 20px 16px 36px;
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
}

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

@media (max-width: 1040px) {
  .workspace-grid { grid-template-columns: 1fr; }
  .candidate-list { max-height: none; }
  .settings-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-view-main-filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-view-main-filter-grid .card-view-field:last-child { grid-column: 1 / -1; }
  .card-view-view-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-view-filter-actions { grid-column: 1 / -1; }
  .study-primary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .study-primary-grid .study-field:last-child { grid-column: 1 / -1; }
  .study-secondary-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 15px; }
  .app-header { flex-direction: column; padding-top: 20px; }
  .header-actions { justify-content: flex-start; }
  .two-columns, .preview-grid, .bottom-grid, .button-grid { grid-template-columns: 1fr; }
  .settings-grid { grid-template-columns: 1fr; }
  .panel { border-radius: 12px; padding: 16px; }
  .candidate-item, .work-card { grid-template-columns: auto minmax(0, 1fr); }
  .candidate-controls, .work-card-actions { grid-column: 2; display: flex; flex-wrap: wrap; flex-direction: row; }
  .button { min-height: 46px; }
  .button.small { min-height: 38px; }
  #originalText { min-height: 260px; }
  .cloud-bar, .study-primary-grid { grid-template-columns: minmax(0, 1fr); }
  .study-primary-grid .study-field:last-child { grid-column: auto; }
  .study-secondary-grid { grid-template-columns: minmax(0, 1fr); }
  .study-heading { flex-wrap: wrap; }
  .study-heading .counter { margin-left: 40px; }
  .card-view-heading { flex-wrap: wrap; }
  .card-view-heading .counter { margin-left: 40px; }
  .study-settings-title { align-items: flex-start; flex-wrap: wrap; }
  .study-settings-title .button { margin-left: auto; }
  .status-choices { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .study-action-row { align-items: stretch; flex-direction: column; }
  .study-action-row #startStudyButton { width: 100%; min-width: 0; }
  .login-form, .logged-in-panel { justify-content: flex-start; }
  .login-form label { width: 100%; }
  .view-nav .save-status { margin-left: 0; }
  .rating-grid { grid-template-columns: 1fr; }
  .card-view-filter-panel { padding: 16px; }
  .card-view-main-filter-grid, .card-view-view-options { grid-template-columns: minmax(0, 1fr); }
  .card-view-main-filter-grid .card-view-field:last-child,
  .card-view-filter-actions { grid-column: auto; }
  .card-view-filter-actions { align-items: stretch; }
  .card-view-filter-actions .button { width: 100%; }
  .browse-face-grid { grid-template-columns: 1fr; }
  .browse-face pre { min-height: 0; }
}

@media print {
  body { background: white; }
  .app-header, .setup-panel, .source-panel, .candidates-panel, .cards-panel, .bottom-grid, footer, .preview-actions, .shortcut-help { display: none !important; }
  .panel { box-shadow: none; border: 0; }
}