:root {
  --ink: #172126;
  --muted: #68767b;
  --line: #dce4e3;
  --paper: #f7f9f8;
  --surface: #ffffff;
  --accent: #176b67;
  --accent-dark: #0f504d;
  --accent-soft: #e1f0ed;
}

html {
  font-size: 16px;
  min-height: 100%;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
}

a {
  color: var(--accent);
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid #e3a72f;
  outline-offset: 3px;
}

.navbar {
  background: var(--paper) !important;
  border-bottom: 1px solid var(--line) !important;
  margin-bottom: 0 !important;
  padding: 1rem 0;
}

.navbar-brand {
  color: var(--ink) !important;
  font-size: 1.1rem;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.navbar .nav-link {
  color: var(--muted) !important;
  font-size: 0.9rem;
}

.navbar .nav-link:hover {
  color: var(--accent) !important;
}

.hero {
  background: var(--paper);
  padding: clamp(4.5rem, 10vw, 8rem) 0 clamp(4.5rem, 9vw, 7rem);
}

.home-featured {
  align-items: stretch;
  display: grid;
  gap: clamp(1rem, 3vw, 2.5rem);
  grid-template-columns: minmax(0, 1.35fr) minmax(19rem, 0.9fr);
  margin: 0 auto;
  max-width: 1440px;
  padding: 0 12px;
}

.discovery-spotlight {
  align-self: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  box-shadow: 0 0.75rem 2rem rgba(23, 107, 103, 0.07);
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.discovery-spotlight .eyebrow {
  margin-bottom: 0.65rem;
}

.discovery-spotlight h2 {
  font-size: clamp(1.5rem, 2.7vw, 2.15rem);
  letter-spacing: -0.05em;
  line-height: 1.05;
  margin: 0 0 1.25rem;
}

.discovery-mode-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.discovery-mode-controls[hidden],
.discovery-mode-panel[hidden] {
  display: none !important;
}

.discovery-mode-button {
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  gap: 0.45rem;
  min-height: 2.75rem;
  padding: 0.55rem 0.9rem;
}

.discovery-mode-button[aria-pressed="true"] {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-dark);
}

.discovery-mode-panel h3 {
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  margin: 0 0 0.35rem;
}

.discovery-mode-description {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
  margin: 0 0 0.85rem;
}

.discovery-entry-list {
  display: grid;
  gap: 0.65rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.discovery-entry {
  align-items: center;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 0.75rem;
  min-width: 0;
  padding-top: 0.65rem;
}

.discovery-entry .tool-icon {
  flex: 0 0 2.25rem;
  height: 2.25rem;
  margin: 0;
  width: 2.25rem;
}

.discovery-entry-content {
  min-width: 0;
}

.discovery-entry a {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.3;
  overflow-wrap: anywhere;
  text-decoration: none;
}

.discovery-entry-detail {
  color: var(--muted);
  display: block;
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

.hero-content,
.tools-section,
.principles-content,
.tool-page-container {
  max-width: 1280px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  margin: 0 0 1.25rem;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(3.2rem, 9vw, 7rem);
  font-weight: 750;
  letter-spacing: -0.075em;
  line-height: 0.95;
  margin: 0;
  max-width: 800px;
}

.hero h1 span {
  color: var(--accent);
}

.hero-lead {
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.6;
  margin: 1.5rem 0 1.75rem;
  max-width: 480px;
}

.button {
  border: 0;
  border-radius: 0.25rem;
  display: inline-flex;
  font-size: 0.95rem;
  font-weight: 700;
  gap: 1.25rem;
  justify-content: center;
  padding: 0.9rem 1.2rem;
  text-decoration: none;
  transition: background-color 150ms ease, transform 150ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--accent);
  color: #fff;
}

.button-primary:hover {
  background: var(--accent-dark);
  color: #fff;
}

.tools-section {
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
}

.tools-section > .container {
  max-width: 1420px;
}

.tools-section {
  margin-left: auto;
  margin-right: auto;
  max-width: 1420px;
}

.section-heading {
  margin-bottom: 1.5rem;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.05em;
  line-height: 1;
  margin: 0;
}

.tool-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.tool-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  display: flex;
  flex: 0 1 250px;
  flex-direction: column;
  min-height: 250px;
  padding: 1.35rem;
}

.tool-card-featured {
  border-color: #99c7c0;
  box-shadow: 0 0.75rem 2rem rgba(23, 107, 103, 0.08);
}

.tool-icon {
  align-items: center;
  background: var(--accent-soft);
  border-radius: 50%;
  color: var(--accent-dark);
  display: flex;
  font-size: 0.68rem;
  font-weight: 800;
  height: 2.75rem;
  justify-content: center;
  letter-spacing: -0.05em;
  margin-bottom: 1.5rem;
  width: 2.75rem;
}

.tool-status {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  margin: 0 0 0.7rem;
  text-transform: uppercase;
}

.tool-card h3 {
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  margin: 0 0 0.6rem;
}

.tool-card p:not(.tool-status) {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.tool-card-content {
  display: flex;
  flex: 1;
  flex-direction: column;
}

.text-link {
  font-size: 0.9rem;
  font-weight: 700;
  margin-top: auto;
  padding-top: 1.5rem;
  text-decoration: none;
}

.text-link span {
  margin-left: 0.5rem;
}

.principles {
  background: var(--accent-dark);
  color: #d9eeea;
}

.principles-content {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: center;
  padding: 1.25rem 1rem;
}

.principles p {
  font-size: 0.8rem;
  margin: 0;
}

.footer {
  background: var(--paper);
  border-top: 1px solid var(--line) !important;
  bottom: auto;
  line-height: 1.5;
  padding: 1.25rem 0;
  position: static;
  white-space: normal;
}

.footer .container {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.tool-page {
  min-height: calc(100vh - 150px);
  padding: 3rem 0 6rem;
}

.back-link {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 650;
  margin-bottom: 4rem;
  text-decoration: none;
}

.back-link span {
  margin-right: 0.5rem;
}

.tool-page-header {
  margin-bottom: 2.5rem;
  max-width: 640px;
}

.tool-page-header h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  letter-spacing: -0.07em;
  line-height: 1;
  margin: 0 0 1rem;
}

.tool-page-header > p:last-child {
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.6;
  margin: 0;
}

.tool-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  max-width: 680px;
  padding: clamp(1.5rem, 5vw, 2.5rem);
}

.tool-panel h2 {
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 0 0 1.75rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.tool-input {
  border: 1px solid #b8c8c6;
  border-radius: 0.25rem;
  box-sizing: border-box;
  color: var(--ink);
  font: inherit;
  padding: 0.85rem 0.9rem;
  width: 100%;
}

.tool-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: 0;
}

.qr-feedback {
  color: var(--accent-dark);
  font-size: 0.9rem;
  min-height: 1.4em;
  margin: -0.5rem 0 1rem;
}

.qr-output {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  margin-top: 1.5rem;
  max-width: 680px;
  padding: clamp(1.5rem, 5vw, 2.5rem);
  text-align: center;
}

.qr-output h2 {
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem;
  text-align: left;
}

.qr-preview {
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  display: inline-flex;
  justify-content: center;
  padding: 1rem;
}

.qr-preview img {
  display: block;
  height: 256px;
  image-rendering: pixelated;
  width: 256px;
}

.qr-download {
  margin-top: 1.5rem;
}

.transformer-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  max-width: 1100px;
  padding: clamp(1.5rem, 5vw, 2.5rem);
}

.transformer-panel-header {
  align-items: end;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.transformer-panel h2 {
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 0;
}

.transformer-option {
  align-items: center;
  display: flex;
  font-size: 0.85rem;
  font-weight: 700;
  gap: 0.6rem;
  white-space: nowrap;
}

.transformer-option .tool-input {
  padding: 0.55rem 0.7rem;
  width: auto;
}

.transformer-option-note {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.transformer-editor-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.transformer-textarea {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  min-height: 20rem;
  resize: vertical;
}

.transformer-feedback {
  color: var(--accent-dark);
  font-size: 0.9rem;
  min-height: 1.4em;
  margin: 0 0 1rem;
}

.transformer-feedback.is-error {
  color: #9b2c2c;
}

.timestamp-fieldset {
  border: 0;
  margin: 0 0 1.5rem;
  padding: 0;
}

.timestamp-fieldset legend {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.timestamp-choice-group {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.8rem;
}

.timestamp-choice-label {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.timestamp-results,
.tool-information {
  max-width: 1100px;
}

.timestamp-results {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  margin-top: 1.5rem;
  padding: clamp(1.5rem, 5vw, 2.5rem);
}

.timestamp-results h2 {
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem;
}

.timestamp-result-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.timestamp-result-item {
  border: 1px solid var(--line);
  padding: 1rem;
}

.timestamp-result-item h3 {
  font-size: 0.85rem;
  margin: 0 0 0.7rem;
}

.timestamp-result-value {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  margin-bottom: 0.8rem;
  overflow-wrap: anywhere;
}

.timestamp-copy {
  font-size: 0.85rem;
  padding: 0.45rem 0.7rem;
}

.tool-information {
  color: var(--muted);
  margin-top: 3rem;
  max-width: 760px;
}

.tool-information h2 {
  color: var(--ink);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 2rem 0 0.7rem;
}

.tool-information h2:first-child {
  margin-top: 0;
}

.tool-information p,
.tool-information li {
  line-height: 1.7;
}

.tool-information code {
  color: var(--ink);
}

.markdown-preview-label {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.markdown-preview-label label {
  margin-bottom: 0;
}

.markdown-preview-status {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
}

.markdown-preview {
  background: var(--paper);
  border: 1px solid #b8c8c6;
  border-radius: 0.25rem;
  box-sizing: border-box;
  min-height: 20rem;
  overflow-wrap: anywhere;
  overflow-y: auto;
  padding: 0.85rem 0.9rem;
}

.markdown-preview:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: 0;
}

.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3,
.markdown-preview h4,
.markdown-preview h5,
.markdown-preview h6 {
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

.markdown-preview h1 {
  font-size: 2rem;
}

.markdown-preview h2 {
  font-size: 1.6rem;
}

.markdown-preview h3 {
  font-size: 1.35rem;
}

.markdown-preview p,
.markdown-preview ul,
.markdown-preview ol,
.markdown-preview blockquote,
.markdown-preview pre,
.markdown-preview hr {
  margin: 0 0 1rem;
}

.markdown-preview ul,
.markdown-preview ol {
  padding-left: 1.5rem;
}

.markdown-preview blockquote {
  border-left: 3px solid var(--accent);
  color: var(--muted);
  padding-left: 1rem;
}

.markdown-preview pre {
  background: var(--ink);
  border-radius: 0.25rem;
  color: #eaf4f2;
  overflow-x: auto;
  padding: 1rem;
}

.markdown-preview code {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

.markdown-preview :not(pre) > code {
  background: var(--accent-soft);
  border-radius: 0.2rem;
  color: var(--accent-dark);
  padding: 0.1rem 0.3rem;
}

.markdown-preview hr {
  border: 0;
  border-top: 1px solid var(--line);
}

.transformer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button-secondary {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.button-secondary:hover {
  background: #cde5e0;
  color: var(--accent-dark);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.favicon-output {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  margin-top: 1.5rem;
  max-width: 860px;
  padding: clamp(1.5rem, 5vw, 2.5rem);
}

.favicon-output h2 {
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.favicon-privacy-note {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.favicon-previews {
  align-items: end;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.favicon-preview {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  justify-content: end;
  margin: 0;
  min-width: 72px;
}

.favicon-preview img {
  background: var(--paper);
  border: 1px solid var(--line);
  image-rendering: auto;
  max-height: 96px;
  max-width: 96px;
  object-fit: contain;
  padding: 0.35rem;
}

.favicon-preview figcaption {
  color: var(--muted);
  font-size: 0.8rem;
}

.favicon-downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

.noscript-notice {
  background: var(--accent-soft);
  color: var(--accent-dark);
  margin: 0;
  padding: 0.75rem 1rem;
  text-align: center;
}

.legal-page {
  max-width: 800px;
  padding-bottom: 5rem;
  padding-top: 3rem;
}

.legal-page-header {
  border-bottom: 1px solid var(--line);
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
}

.legal-page h1 {
  font-size: clamp(2.25rem, 6vw, 4rem);
  letter-spacing: -0.06em;
  line-height: 1;
  margin: 0 0 1rem;
}

.legal-page h2 {
  font-size: 1.5rem;
  letter-spacing: -0.035em;
  line-height: 1.2;
  margin: 2.75rem 0 1rem;
}

.legal-page p,
.legal-page li {
  color: var(--muted);
  line-height: 1.7;
}

.legal-page p {
  margin-bottom: 1.15rem;
}

.legal-page strong,
.legal-page h1,
.legal-page h2 {
  color: var(--ink);
}

.legal-page ul {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.licenses-page,
.licenses-page * {
  overflow-wrap: anywhere;
}

.licenses-page .licenses-section + .licenses-section {
  border-top: 1px solid var(--line);
  margin-top: 2.5rem;
  padding-top: 0.5rem;
}

.licenses-page .license-entry {
  border-bottom: 1px solid var(--line);
  padding: 1.25rem 0;
}

.licenses-page .license-entry h3 {
  color: var(--ink);
  font-size: 1.2rem;
  letter-spacing: -0.025em;
  line-height: 1.35;
  margin: 0 0 0.75rem;
}

.licenses-page .license-entry h4 {
  color: var(--ink);
  font-size: 1rem;
  margin: 1.25rem 0 0.75rem;
}

.licenses-page .license-entry p:last-child {
  margin-bottom: 0;
}

.licenses-page .license-component-list li {
  margin-bottom: 0.75rem;
}

.licenses-page .license-component-list a {
  display: inline-block;
  margin-left: 0.2rem;
}

.licenses-page .license-trademark-note {
  border-left: 3px solid var(--line);
  padding-left: 0.75rem;
}

.footer nav {
  align-items: center;
  display: flex;
  gap: 0.6rem;
}

@media (min-width: 1600px) {
  .navbar {
    padding: 0.7rem 0;
  }

  .hero {
    padding: 4rem 0 5rem;
  }

  .hero-lead {
    margin: 1.5rem 0 0;
  }

  .tools-section {
    padding-bottom: 1.5rem;
  }

  .section-heading {
    margin-bottom: 1rem;
  }

  .tool-card {
    min-height: 0;
    padding: 1rem;
  }

  .tool-icon {
    margin-bottom: 1rem;
  }

  .text-link {
    padding-top: 1rem;
  }

  .principles-content {
    padding-bottom: 0.75rem;
    padding-top: 0.75rem;
  }

  .footer {
    padding-bottom: 0.75rem;
    padding-top: 0.75rem;
  }
}

@media (max-width: 900px) {
  .home-featured {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .hero {
    padding-bottom: 2rem;
    padding-top: clamp(3.5rem, 8vw, 5rem);
  }

  .discovery-spotlight {
    align-self: auto;
    margin: 0 1rem 3rem;
  }
}

@media (max-width: 767px) {
  .home-featured {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
  }

  .hero {
    padding-bottom: 2rem;
    padding-top: clamp(3.5rem, 12vw, 5rem);
  }

  .discovery-spotlight {
    align-self: auto;
    margin: 0 1rem 3rem;
  }

  .transformer-panel-header,
  .transformer-editor-grid {
    align-items: stretch;
    display: flex;
    flex-direction: column;
  }

  .transformer-panel-header {
    gap: 1rem;
  }

  .transformer-option {
    justify-content: space-between;
  }

  .transformer-textarea {
    min-height: 14rem;
  }

  .markdown-preview {
    min-height: 14rem;
  }

  .tool-grid {
    justify-content: stretch;
  }

  .navbar .dropdown-menu {
    border: 0;
    box-shadow: none;
    padding-left: 0.75rem;
    position: static;
    width: 100%;
  }

  .tool-card {
    flex-basis: 100%;
    min-height: auto;
  }

  .tool-icon {
    margin-bottom: 1.25rem;
  }

  .principles-content {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.45rem;
  }

  .principles-content span {
    display: none;
  }

  .footer .container {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .footer nav {
    flex-wrap: wrap;
  }

  .back-link {
    margin-bottom: 3rem;
  }
}