:root {
  color-scheme: light;
  --ink: #17232c;
  --ink-soft: #52626d;
  --paper: #f7faf9;
  --surface: #ffffff;
  --surface-2: #eff7f5;
  --line: #d8e4e1;
  --teal: #087f78;
  --teal-dark: #075f5a;
  --mint: #99e6d7;
  --violet: #6b4cc9;
  --violet-dark: #4e349f;
  --lavender: #e8e1ff;
  --danger: #b4233a;
  --warning: #9a5d00;
  --success: #107354;
  --shadow-sm: 0 8px 24px rgba(18, 62, 65, .08);
  --shadow-lg: 0 28px 70px rgba(18, 45, 61, .16);
  --radius-sm: .75rem;
  --radius: 1.25rem;
  --radius-lg: 2rem;
  --container: 1180px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

body.modal-open { overflow: hidden; }

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a { color: var(--teal-dark); }
a:hover { color: var(--violet-dark); }

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

button { cursor: pointer; }

:focus-visible {
  outline: 3px solid #ef8f32;
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: .5rem;
  left: .5rem;
  transform: translateY(-150%);
  padding: .65rem 1rem;
  border-radius: .6rem;
  background: #fff;
  color: #111;
  box-shadow: var(--shadow-sm);
}

.skip-link:focus { transform: translateY(0); }

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.narrow { width: min(calc(100% - 2rem), 780px); }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid rgba(216, 228, 225, .88);
  background: rgba(247, 250, 249, .92);
  backdrop-filter: blur(18px);
}

.nav-shell {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 4.8rem;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  color: var(--ink);
  font-weight: 850;
  letter-spacing: -.035em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  position: relative;
  width: 2.2rem;
  height: 2.2rem;
  flex: 0 0 auto;
  border-radius: .78rem;
  background: linear-gradient(145deg, var(--teal), var(--violet));
  box-shadow: 0 8px 20px rgba(82, 63, 171, .24);
}

.brand-mark::before,
.brand-mark::after {
  position: absolute;
  content: "";
  width: .68rem;
  height: 1.02rem;
  top: .56rem;
  border: 2px solid white;
  border-radius: 999px;
  transform: rotate(42deg);
}

.brand-mark::before { left: .52rem; border-right-color: transparent; }
.brand-mark::after { right: .5rem; border-left-color: transparent; }

.brand-domain {
  color: var(--ink-soft);
  font-size: .73rem;
  font-weight: 650;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: .25rem;
  margin-left: auto;
}

.site-nav a {
  padding: .55rem .7rem;
  border-radius: .65rem;
  color: var(--ink-soft);
  font-size: .92rem;
  font-weight: 680;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: var(--surface-2);
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: .75rem;
  background: var(--surface);
  color: var(--ink);
}

.nav-app {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: .6rem 1rem;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-size: .92rem;
  font-weight: 780;
  text-decoration: none;
  white-space: nowrap;
}

.nav-app:hover { background: var(--violet-dark); color: #fff; }

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4rem, 8vw, 7.5rem) 0 4.5rem;
  background:
    radial-gradient(circle at 8% 22%, rgba(83, 209, 189, .18), transparent 30rem),
    radial-gradient(circle at 82% 4%, rgba(114, 78, 204, .16), transparent 35rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin: 0 0 1rem;
  color: var(--teal-dark);
  font-size: .79rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--violet));
  content: "";
}

h1, h2, h3 {
  margin-top: 0;
  color: var(--ink);
  line-height: 1.18;
  letter-spacing: -.04em;
}

h1 {
  max-width: 15ch;
  margin-bottom: 1.3rem;
  font-size: clamp(2.65rem, 6vw, 5.25rem);
}

h2 { margin-bottom: 1rem; font-size: clamp(1.9rem, 3.5vw, 3.15rem); }
h3 { margin-bottom: .55rem; font-size: 1.18rem; }

.hero-lead {
  max-width: 43rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: .7rem 1.15rem;
  border: 1px solid transparent;
  border-radius: .85rem;
  background: var(--ink);
  color: #fff;
  font-weight: 780;
  line-height: 1.2;
  text-decoration: none;
  transition: transform .16s ease, background .16s ease, border-color .16s ease;
}

.button:hover { transform: translateY(-1px); background: var(--violet-dark); color: #fff; }
.button.secondary { border-color: var(--line); background: var(--surface); color: var(--ink); }
.button.secondary:hover { border-color: var(--teal); background: var(--surface-2); color: var(--ink); }
.button.teal { background: var(--teal-dark); }
.button.danger { background: var(--danger); }
.button.small { min-height: 2.35rem; padding: .48rem .75rem; border-radius: .65rem; font-size: .86rem; }
.button.ghost { border-color: transparent; background: transparent; color: var(--ink-soft); }
.button.ghost:hover { background: var(--surface-2); color: var(--ink); }
.button[disabled] { cursor: not-allowed; opacity: .52; transform: none; }

.privacy-note {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  max-width: 38rem;
  margin-top: 1.4rem;
  color: var(--ink-soft);
  font-size: .88rem;
}

.privacy-note::before {
  flex: 0 0 auto;
  width: .75rem;
  height: .75rem;
  margin-top: .36rem;
  border: 3px solid var(--teal);
  border-radius: 50%;
  content: "";
}

.hero-media {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: var(--radius-lg);
  background: #172735;
  box-shadow: var(--shadow-lg);
  transform: rotate(1deg);
}

.hero-media img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }

.section { padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.section.compact { padding: 3rem 0; }
.section.tint { background: var(--surface-2); }
.section.dark { background: #13252e; color: #d8e8e6; }
.section.dark h2, .section.dark h3 { color: #fff; }
.section.dark a:not(.button) { color: #abeee2; }

.section-heading {
  max-width: 760px;
  margin-bottom: 2.25rem;
}

.section-heading p,
.prose > p:first-of-type {
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.section.dark .section-heading p { color: #b6cbc8; }

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  padding: 1.45rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.card p:last-child { margin-bottom: 0; }
.card-number { color: var(--violet); font-size: .82rem; font-weight: 850; letter-spacing: .08em; }

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: clamp(2rem, 6vw, 5.5rem);
}

.split.reverse .split-media { order: 2; }

.split-media {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}

.split-media img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }

.check-list,
.plain-list {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.plain-list li {
  position: relative;
  margin: .7rem 0;
  padding-left: 1.7rem;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: .2rem;
  color: var(--teal);
  font-weight: 900;
  content: "✓";
}

.plain-list li::before {
  position: absolute;
  left: .25rem;
  top: .65rem;
  width: .35rem;
  height: .35rem;
  border-radius: 50%;
  background: var(--violet);
  content: "";
}

.steps {
  display: grid;
  gap: .85rem;
  counter-reset: step;
}

.step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  counter-increment: step;
}

.step::before {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: .85rem;
  background: var(--lavender);
  color: var(--violet-dark);
  font-weight: 900;
  content: counter(step, decimal-leading-zero);
}

.step p { margin: .3rem 0 0; color: var(--ink-soft); }

.callout {
  padding: 1.35rem 1.5rem;
  border: 1px solid #b7dbd4;
  border-left: 5px solid var(--teal);
  border-radius: var(--radius-sm);
  background: #effbf8;
}

.callout.warning {
  border-color: #e9ca91;
  border-left-color: #c47b0d;
  background: #fff9ed;
}

.callout p:first-child { margin-top: 0; }
.callout p:last-child { margin-bottom: 0; }

.page-hero {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0 3.5rem;
  background:
    radial-gradient(circle at 10% 10%, rgba(36, 176, 159, .16), transparent 30rem),
    linear-gradient(180deg, #f3f8f7, var(--paper));
}

.page-hero h1 { max-width: 18ch; font-size: clamp(2.4rem, 5vw, 4.5rem); }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1.25rem; color: var(--ink-soft); font-size: .86rem; }
.breadcrumbs a { color: inherit; }

.prose { width: min(100%, 820px); }
.prose h2 { margin-top: 3.2rem; font-size: clamp(1.65rem, 3vw, 2.35rem); }
.prose h3 { margin-top: 2rem; }
.prose table { width: 100%; border-collapse: collapse; }
.prose th, .prose td { padding: .75rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose th { background: var(--surface-2); }
.prose code { padding: .12rem .35rem; border-radius: .3rem; background: #e8efed; font-size: .92em; }

.faq-list details {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.faq-list summary { cursor: pointer; color: var(--ink); font-weight: 780; }
.faq-list details p { color: var(--ink-soft); }

.site-footer {
  padding: 3.5rem 0 2rem;
  border-top: 1px solid var(--line);
  background: #eef4f2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(2, 1fr);
  gap: 2rem;
}

.footer-title { margin: 0 0 .75rem; font-weight: 850; }
.footer-note { max-width: 35rem; color: var(--ink-soft); font-size: .91rem; }
.footer-links { display: grid; gap: .45rem; }
.footer-links a { color: var(--ink-soft); text-decoration: none; }
.footer-links a:hover { color: var(--ink); text-decoration: underline; }
.footer-bottom { margin-top: 2.2rem; padding-top: 1.25rem; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: .82rem; }

/* App */
.app-page { background: #edf3f1; }
.app-header .nav-shell { min-height: 4.2rem; }
.app-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: calc(100vh - 4.2rem);
}

.app-sidebar {
  position: sticky;
  top: 4.2rem;
  height: calc(100vh - 4.2rem);
  overflow-y: auto;
  padding: 1.2rem;
  border-right: 1px solid var(--line);
  background: #f8fbfa;
}

.sidebar-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  margin: 1.15rem .4rem .55rem;
  color: var(--ink-soft);
  font-size: .73rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.folder-list { display: grid; gap: .25rem; }
.folder-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: .25rem; }
.folder-filter {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: .55rem;
  width: 100%;
  padding: .58rem .65rem;
  border: 0;
  border-radius: .65rem;
  background: transparent;
  color: var(--ink-soft);
  text-align: left;
}
.folder-filter:hover, .folder-filter.active { background: #e4f0ed; color: var(--ink); }
.folder-filter span:nth-child(2) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.folder-count { margin-left: auto; font-size: .76rem; font-variant-numeric: tabular-nums; }
.folder-dot { width: .65rem; height: .65rem; flex: 0 0 auto; border-radius: 50%; background: var(--folder-color, var(--teal)); }
.icon-button {
  display: inline-grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  padding: 0;
  border: 1px solid transparent;
  border-radius: .55rem;
  background: transparent;
  color: var(--ink-soft);
}
.icon-button:hover { border-color: var(--line); background: var(--surface); color: var(--ink); }

.sidebar-actions { display: grid; gap: .5rem; margin-top: 1.5rem; }
.sidebar-storage {
  margin-top: 1.25rem;
  padding: .85rem;
  border-radius: .8rem;
  background: #eaf6f3;
  color: var(--ink-soft);
  font-size: .78rem;
}

.app-main { min-width: 0; padding: 1.4rem clamp(1rem, 3vw, 2.5rem) 3rem; }
.share-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  padding: .9rem 1rem;
  border: 1px solid #cbbef5;
  border-radius: .85rem;
  background: #f0edff;
  color: #3f317f;
}
.share-banner[hidden] { display: none; }

.app-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto;
  gap: .75rem;
  align-items: center;
  margin-bottom: 1rem;
}

.search-field { position: relative; }
.search-field input { padding-left: 2.7rem; }
.search-field::before {
  position: absolute;
  z-index: 1;
  top: .68rem;
  left: .9rem;
  color: var(--ink-soft);
  content: "⌕";
  font-size: 1.35rem;
  line-height: 1;
}

.field,
.field-inline { display: grid; gap: .38rem; }
.field[role="group"],
fieldset.field { padding: .85rem; border: 1px solid var(--line); border-radius: .75rem; }
.field legend { padding: 0 .3rem; font-weight: 760; }
.field input[type="checkbox"],
.field input[type="radio"],
input[type="checkbox"],
input[type="radio"] { width: auto; min-height: 0; margin-right: .35rem; }
.field label,
.field-inline label { color: var(--ink); font-size: .84rem; font-weight: 760; }
.field-help { color: var(--ink-soft); font-size: .78rem; }
.field-error { min-height: 1.1rem; color: var(--danger); font-size: .78rem; }

input,
select,
textarea {
  width: 100%;
  min-height: 2.8rem;
  padding: .62rem .78rem;
  border: 1px solid #cbd9d6;
  border-radius: .72rem;
  background: #fff;
  color: var(--ink);
}

textarea { min-height: 6rem; resize: vertical; }
input:hover, select:hover, textarea:hover { border-color: #9fb6b1; }
input:focus-visible, select:focus-visible, textarea:focus-visible { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(8, 127, 120, .18); }

.app-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 1rem 0;
}
.app-summary h1 { max-width: none; margin: 0; font-size: clamp(1.65rem, 3vw, 2.4rem); }
.result-meta { color: var(--ink-soft); font-size: .87rem; }

.tag-filters { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1rem; }
.tag-filter,
.tag {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  padding: .3rem .58rem;
  border: 1px solid #c8ddd8;
  border-radius: 999px;
  background: #eff8f6;
  color: var(--teal-dark);
  font-size: .76rem;
  line-height: 1.2;
  text-decoration: none;
  overflow-wrap: anywhere;
}
.tag-filter { cursor: pointer; }
.tag-filter.active { border-color: var(--violet); background: var(--lavender); color: var(--violet-dark); }

.link-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .85rem; }
.link-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  box-shadow: 0 4px 16px rgba(24, 61, 64, .055);
}
.link-card:hover { border-color: #b7cbc6; box-shadow: var(--shadow-sm); }
.link-card-head { display: flex; align-items: flex-start; gap: .75rem; }
.site-initial {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  flex: 0 0 auto;
  border-radius: .78rem;
  background: linear-gradient(145deg, #d4f0eb, #e8e1ff);
  color: var(--violet-dark);
  font-weight: 900;
}
.link-title { min-width: 0; margin: 0; font-size: 1.03rem; overflow-wrap: anywhere; }
.link-host { color: var(--ink-soft); font-size: .78rem; overflow-wrap: anywhere; }
.link-note { min-height: 3.2rem; margin: .8rem 0; color: var(--ink-soft); font-size: .86rem; overflow-wrap: anywhere; }
.link-tags { display: flex; flex-wrap: wrap; gap: .35rem; min-height: 1.7rem; }
.link-footer { display: flex; align-items: center; gap: .35rem; margin-top: auto; padding-top: 1rem; }
.link-footer .button:first-child { margin-right: auto; }
.link-footer .icon-button { width: auto; padding: .35rem .5rem; font-size: .75rem; }
.folder-label { display: inline-flex; align-items: center; gap: .35rem; margin-top: .7rem; color: var(--ink-soft); font-size: .76rem; }

.empty-state {
  display: grid;
  place-items: center;
  min-height: 350px;
  padding: 2rem;
  border: 1px dashed #b9cbc7;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .62);
  text-align: center;
}
.empty-state[hidden] { display: none; }
.empty-state h2 { font-size: 1.5rem; }
.empty-state p { max-width: 33rem; color: var(--ink-soft); }

dialog {
  width: min(calc(100% - 2rem), 560px);
  max-height: calc(100vh - 2rem);
  padding: 0;
  border: 0;
  border-radius: 1.2rem;
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 30px 100px rgba(8, 27, 38, .32);
}
dialog::backdrop { background: rgba(10, 25, 34, .66); backdrop-filter: blur(3px); }
.dialog-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.2rem; border-bottom: 1px solid var(--line); }
.dialog-head h2 { margin: 0; font-size: 1.3rem; }
.dialog-body { display: grid; gap: 1rem; padding: 1.2rem; overflow-y: auto; }
.dialog-actions { display: flex; justify-content: flex-end; gap: .6rem; padding: 1rem 1.2rem; border-top: 1px solid var(--line); }
.color-options { display: flex; flex-wrap: wrap; gap: .55rem; }
.color-option { width: 2rem; height: 2rem; border: 3px solid #fff; border-radius: 50%; background: var(--color); box-shadow: 0 0 0 1px #bdcbc8; }
.color-option[aria-pressed="true"] { box-shadow: 0 0 0 3px var(--ink); }
.share-output { display: grid; grid-template-columns: 1fr auto; gap: .5rem; }

.toast-region { position: fixed; z-index: 1000; right: 1rem; bottom: 1rem; display: grid; gap: .5rem; width: min(360px, calc(100% - 2rem)); }
.toast { padding: .85rem 1rem; border-radius: .75rem; background: var(--ink); color: #fff; box-shadow: var(--shadow-lg); animation: toast-in .2s ease-out; }
.toast.error { background: #8c1c31; }
@keyframes toast-in { from { transform: translateY(8px); opacity: 0; } }

.noscript { margin: 1rem; padding: 1rem; border: 1px solid #e6b6b6; border-radius: .8rem; background: #fff2f2; }
.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;
}
.shared-view [data-write-only] { display: none !important; }

@media (max-width: 1050px) {
  .site-nav { display: none; position: absolute; top: calc(100% + 1px); left: 0; right: 0; padding: .8rem 1rem 1rem; border-bottom: 1px solid var(--line); background: var(--paper); box-shadow: var(--shadow-sm); }
  .site-nav.open { display: grid; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .nav-app { margin-left: 0; }
  .link-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
  .hero-grid,
  .split { grid-template-columns: 1fr; }
  .hero-grid { gap: 2.5rem; }
  .hero-media { transform: none; }
  .split.reverse .split-media { order: 0; }
  .cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
  .app-shell { grid-template-columns: 1fr; }
  .app-sidebar { position: static; height: auto; padding: .8rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .folder-list { display: flex; gap: .4rem; overflow-x: auto; padding-bottom: .25rem; scrollbar-width: thin; }
  .folder-row { min-width: 145px; flex: 0 0 auto; }
  .sidebar-actions { display: flex; gap: .4rem; overflow-x: auto; margin-top: .8rem; padding-bottom: .25rem; scrollbar-width: thin; }
  .sidebar-actions .button { flex: 0 0 auto; }
  .sidebar-storage { margin: .7rem 0 0; padding: .6rem .75rem; }
  .app-toolbar { grid-template-columns: 1fr 1fr; }
  .app-toolbar .search-field { grid-column: 1 / -1; }
}

@media (max-width: 590px) {
  .container { width: min(calc(100% - 1.2rem), var(--container)); }
  .brand-domain { display: none; }
  .nav-app { padding: .55rem .7rem; font-size: .82rem; }
  h1 { font-size: clamp(2.4rem, 13vw, 3.8rem); }
  .hero { padding-top: 3.4rem; }
  .link-grid { grid-template-columns: 1fr; }
  .app-toolbar { grid-template-columns: 1fr; }
  .app-toolbar .search-field { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > div:first-child { grid-column: auto; }
  .share-banner { align-items: flex-start; flex-direction: column; }
  .share-output { grid-template-columns: 1fr; }
  .dialog-actions { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media print {
  .site-header, .site-footer, .hero-actions, .button-row, .app-sidebar, .app-toolbar, .link-footer, .toast-region { display: none !important; }
  body { background: #fff; color: #000; }
  .app-shell, .split { display: block; }
  .app-main { padding: 0; }
  .link-grid { grid-template-columns: repeat(2, 1fr); }
}