@charset "UTF-8";

:root {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #213047;
  color-scheme: light;
  background-color: #eef3f9;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 280px;
  margin: 0;
  border-top: 4px solid #255fd5;
}

button,
input,
textarea {
  font: inherit;
}

button,
a,
input,
textarea {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: #1e55b5;
  text-underline-offset: 3px;
}

a:hover {
  color: #123c89;
}

:focus-visible {
  outline: 3px solid #255fd5;
  outline-offset: 3px;
}

button {
  min-height: 44px;
  padding: 9px 15px;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  color: #24466f;
  cursor: pointer;
  background-color: #ffffff;
  border: 1px solid #b8c8dc;
  border-radius: 8px;
}

button:disabled {
  color: #718096;
  cursor: default;
  background-color: #f0f3f7;
  border-color: #dbe2eb;
}

button:hover:not(:disabled) {
  background-color: #edf4ff;
  border-color: #779bcb;
}

.button-primary {
  color: #ffffff;
  background-color: #255fd5;
  border-color: #255fd5;
}

.button-primary:hover:not(:disabled) {
  color: #ffffff;
  background-color: #194db5;
  border-color: #194db5;
}

.button-quiet {
  padding-right: 10px;
  padding-left: 10px;
  background-color: transparent;
  border-color: transparent;
}

#contents {
  width: min(100% - 40px, 960px);
  padding: 32px 0 24px;
  margin: 0 auto;
}

.app-header,
.app-footer,
.section-heading,
.input-actions,
.result-actions,
.result-options,
.result-heading {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.app-header,
.app-footer,
.section-heading,
.result-options {
  justify-content: space-between;
}

.app-header {
  margin-bottom: 24px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(1.5rem, 4vw, 1.875rem);
  font-weight: 750;
  line-height: 1.2;
  color: #142c52;
  letter-spacing: -0.035em;
}

.subtitle {
  margin-top: 6px;
  font-size: 0.9375rem;
  color: #52627a;
}

.subtitle span {
  padding: 0 3px;
  color: #255fd5;
}

#version-info {
  font-size: 0.75rem;
  color: #68788d;
}

.panel {
  padding: 24px;
  background-color: #ffffff;
  border: 1px solid #dce4ef;
  border-radius: 14px;
  box-shadow: 0 3px 12px #182e5210;
}

.panel + .panel {
  margin-top: 20px;
}

#input-label,
h2,
legend {
  font-size: 1rem;
  font-weight: 700;
  color: #1d3454;
}

.input-actions,
.result-actions {
  gap: 8px;
}

#input-text {
  display: block;
  width: 100%;
  min-height: 156px;
  padding: 14px 16px;
  margin-top: 10px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 1rem;
  line-height: 1.65;
  color: #213047;
  resize: vertical;
  background-color: #fbfcff;
  border: 1px solid #aebed4;
  border-radius: 9px;
}

#input-text::placeholder {
  color: #6b7b91;
  opacity: 1;
}

.help-text,
.privacy-note {
  margin-top: 9px;
  font-size: 0.8125rem;
  color: #5c6b7f;
}

#viewer-options {
  min-width: 0;
  padding: 0;
  margin: 22px 0 0;
  border: 0;
}

legend {
  padding: 0;
  margin-bottom: 10px;
}

.viewer-options-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.viewer-option {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  min-height: 74px;
  padding: 13px 14px;
  cursor: pointer;
  background-color: #ffffff;
  border: 1px solid #d7e0ed;
  border-radius: 9px;
}

.viewer-option:hover {
  background-color: #f5f8fd;
  border-color: #9bb6dd;
}

.viewer-option:has(input:checked) {
  background-color: #f0f5ff;
  border-color: #9bb6dd;
}

input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: #255fd5;
  cursor: pointer;
}

.viewer-option strong,
.viewer-option small {
  display: block;
}

.viewer-option strong {
  font-size: 0.875rem;
  font-weight: 650;
}

.viewer-option small {
  margin-top: 2px;
  font-size: 0.75rem;
  color: #586b84;
}

.privacy-note {
  margin-top: 16px;
}

#result-summary {
  min-height: 20px;
  margin-top: 4px;
  font-size: 0.8125rem;
  color: #5c6b7f;
}

.result-options {
  gap: 4px 12px;
  margin: 12px 0 14px;
}

.display-option {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  min-height: 44px;
  font-size: 0.875rem;
  cursor: pointer;
}

.display-option input {
  margin-top: 0;
}

#action-status {
  font-size: 0.8125rem;
  color: #235f4d;
}

.clipboard-buffer {
  position: fixed;
  top: 0;
  left: -9999px;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
}

#result {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.result-card {
  min-width: 0;
  padding: 16px;
  border: 1px solid #dce4ef;
  border-radius: 10px;
}

.result-heading {
  gap: 8px;
  margin-bottom: 12px;
}

.code-label {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 1.0625rem;
  font-weight: 700;
  color: #183557;
  letter-spacing: 0.025em;
}

.code-kind {
  display: inline-block;
  padding: 3px 8px;
  font-size: 0.6875rem;
  font-weight: 700;
  color: #255397;
  background-color: #eaf1fd;
  border-radius: 5px;
}

.maker-badge {
  color: #70448a;
  background-color: #f4edf9;
}

.duplicate-note {
  font-size: 0.75rem;
  color: #67778d;
}

.row-copy {
  margin-left: auto;
  font-size: 0.75rem;
}

.viewer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.viewer-link {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-width: 0;
  min-height: 58px;
  padding: 10px 12px;
  text-decoration: none;
  background-color: #f5f8fd;
  border: 1px solid #dce6f5;
  border-radius: 8px;
}

.viewer-link:hover {
  background-color: #eaf2ff;
  border-color: #8caee0;
}

.viewer-link-name {
  font-size: 0.875rem;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.viewer-link-note {
  margin-top: 2px;
  font-size: 0.6875rem;
  line-height: 1.5;
  color: #58708e;
  overflow-wrap: anywhere;
}

.empty-state {
  padding: 30px 18px;
  font-size: 0.875rem;
  color: #5a6c85;
  text-align: center;
  background-color: #f7f9fc;
  border: 1px dashed #c6d3e5;
  border-radius: 10px;
}

.no-viewer-note {
  margin-top: 10px;
  font-size: 0.8125rem;
  color: #68788c;
}

.url-list {
  padding: 0;
  margin: 0;
  list-style: none;
  border: 1px solid #dce4ef;
  border-radius: 10px;
}

.url-item {
  padding: 0 14px;
}

.url-item + .url-item {
  border-top: 1px solid #e7edf5;
}

.url-item a {
  display: block;
  min-height: 44px;
  padding: 12px 0;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.8125rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.viewer-note {
  padding-top: 12px;
}

.app-footer {
  gap: 8px 20px;
  padding: 18px 2px 0;
  font-size: 0.75rem;
  color: #65748a;
}

.app-footer nav {
  display: flex;
  gap: 20px;
}

.app-footer a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.noscript-note {
  padding: 16px;
  margin-top: 16px;
  color: #713d24;
  background-color: #fff4df;
  border-radius: 8px;
}

@media (width <= 640px) {
  #contents {
    width: min(100% - 24px, 960px);
    padding-top: 22px;
  }

  .app-header {
    gap: 8px;
    margin-bottom: 18px;
  }

  .panel {
    padding: 16px;
    border-radius: 12px;
  }

  .section-heading {
    gap: 6px;
  }

  .viewer-options-grid,
  .viewer-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .viewer-option {
    padding: 12px;
  }

  .results-heading {
    gap: 12px;
    align-items: flex-start;
  }

  .result-card {
    padding: 13px;
  }

  .code-label {
    font-size: 1rem;
  }

  .app-footer {
    align-items: flex-start;
  }
}

@media (width <= 420px) {
  .input-panel > .section-heading {
    align-items: flex-start;
  }

  .input-actions {
    gap: 0;
    margin: -10px -6px 0 0;
  }

  .button-quiet {
    padding-right: 6px;
    padding-left: 6px;
    font-size: 0.8125rem;
  }

  .viewer-options-grid,
  .viewer-links {
    grid-template-columns: 1fr;
  }

  .viewer-option {
    min-height: 64px;
  }

  .result-actions {
    width: 100%;
  }

  .result-actions button {
    flex: 1;
  }

  .result-heading {
    gap: 8px 6px;
  }

  .row-copy {
    padding-right: 10px;
    padding-left: 10px;
  }
}