:root {
  color-scheme: light;
  --ink: #171b1a;
  --ink-soft: #2d3432;
  --muted: #5d6864;
  --line: #252b29;
  --line-soft: #c9cec6;
  --paper: #f1ede2;
  --surface: #fffdf7;
  --surface-muted: #e4e7df;
  --accent: #ff6433;
  --accent-dark: #d9471b;
  --signal: #087f76;
  --signal-dark: #055f58;
  --danger: #b32634;
  --focus: #146bd1;
  --shadow-sm: 4px 4px 0 var(--ink);
  --shadow-lg: 8px 8px 0 var(--ink);
  --radius: 2px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --font-body: "Noto Sans", "Segoe UI", Arial, sans-serif;
  --font-display: "Liberation Sans Narrow", "Arial Narrow", "Noto Sans", sans-serif;
  --font-mono: "DejaVu Sans Mono", "Liberation Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

html { min-width: 320px; scroll-behavior: smooth; }

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(rgba(23, 27, 26, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 27, 26, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background:
    radial-gradient(circle at 12% 8%, rgba(255, 100, 51, 0.12), transparent 28rem),
    radial-gradient(circle at 92% 88%, rgba(8, 127, 118, 0.1), transparent 30rem);
  content: "";
  pointer-events: none;
}

::selection { background: var(--accent); color: var(--ink); }

a { color: var(--signal-dark); text-decoration-thickness: 2px; text-underline-offset: 0.18em; }
a:hover { color: var(--accent-dark); }
button, input, select, textarea { font: inherit; }
[hidden] { display: none !important; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.85rem;
  border: 2px solid var(--ink);
  background: var(--accent);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus { transform: translateY(0); }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 3px solid var(--ink);
  background: rgba(255, 253, 247, 0.96);
  box-shadow: 0 5px 0 rgba(23, 27, 26, 0.08);
  backdrop-filter: blur(12px);
}

.site-header::after {
  position: absolute;
  right: 0;
  bottom: -3px;
  width: clamp(72px, 12vw, 180px);
  height: 3px;
  background: var(--accent);
  content: "";
}

.header-inner,
.page-shell { width: min(1160px, calc(100% - 2.5rem)); margin-inline: auto; }

.header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; }

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1;
  text-decoration: none;
}

.brand:hover { color: var(--ink); }

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 2px solid var(--ink);
  background: var(--accent);
  box-shadow: 3px 3px 0 var(--ink);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: -0.08em;
  transition: transform 180ms var(--ease-out), box-shadow 180ms var(--ease-out);
}

.brand:hover .brand-mark { box-shadow: 1px 1px 0 var(--ink); transform: translate(2px, 2px); }

nav { display: flex; align-items: center; flex-wrap: wrap; gap: 0.95rem; font-size: 0.88rem; }
.site-navigation { flex: 0 0 auto; flex-wrap: nowrap; white-space: nowrap; }
.site-navigation > a { position: relative; padding-block: 0.4rem; color: var(--ink-soft); font-weight: 800; text-decoration: none; }
.site-navigation > a::after { position: absolute; right: 0; bottom: 0; left: 0; height: 2px; background: var(--accent); content: ""; transform: scaleX(0); transform-origin: left; transition: transform 180ms var(--ease-out); }
.site-navigation > a:hover::after,
.site-navigation > a:focus-visible::after { transform: scaleX(1); }
.site-navigation > .nav-create { padding: 0.5rem 0.7rem; border: 2px solid var(--ink); background: var(--accent); box-shadow: 3px 3px 0 var(--ink); }
.site-navigation > .nav-create::after { display: none; }
.site-navigation > .nav-create:hover { color: var(--ink); box-shadow: 1px 1px 0 var(--ink); transform: translate(2px, 2px); }
.pwa-install-button { min-height: 38px; padding: 0.4rem 0.65rem; border: 2px solid var(--ink); border-radius: 0; background: var(--signal); box-shadow: 3px 3px 0 var(--ink); color: #fff; cursor: pointer; font-family: var(--font-mono); font-size: 0.72rem; font-weight: 900; white-space: nowrap; transition: background-color 180ms ease, box-shadow 180ms ease, transform 180ms var(--ease-out); }
.pwa-install-button:hover { background: var(--signal-dark); box-shadow: 1px 1px 0 var(--ink); transform: translate(2px, 2px); }

.menu-toggle { display: none; }
.user-name { max-width: 12rem; overflow: hidden; color: var(--muted); font-family: var(--font-mono); font-size: 0.73rem; text-overflow: ellipsis; }
.user-name::before { color: var(--signal); content: "@"; }
.logout-form { margin: 0; }
.language-form { display: flex; flex: 0 0 auto; align-items: center; margin: 0; }
.language-form select {
  min-height: 38px;
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.35rem 1.9rem 0.35rem 0.55rem;
}

.link-button { padding: 0; border: 0; background: transparent; color: var(--danger); cursor: pointer; font-weight: 800; }
.link-button:hover { color: var(--accent-dark); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 0.2em; }

.page-shell {
  position: relative;
  min-height: calc(100vh - 78px);
  padding-block: clamp(3rem, 7vw, 5.5rem) 6rem;
  scroll-margin-top: 96px;
}

.page-shell::before {
  position: absolute;
  top: 1.4rem;
  right: 0;
  left: 0;
  height: 6px;
  border-inline: 2px solid var(--ink);
  background: repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 12px);
  content: "";
  opacity: 0.25;
}

.page-heading,
.detail-heading { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 2px solid var(--ink); }
.page-heading > div,
.detail-heading > div { min-width: 0; }

h1,
h2,
p { margin-top: 0; }

h1,
h2 { font-family: var(--font-display); }

h1 { max-width: 18ch; margin-bottom: 0.6rem; font-size: clamp(2.8rem, 7vw, 5.7rem); font-weight: 900; letter-spacing: -0.065em; line-height: 0.88; }
h2 { font-size: 1.45rem; font-weight: 900; letter-spacing: -0.035em; line-height: 1.05; }
h2 a { color: var(--ink); text-decoration: none; }
h2 a:hover { color: var(--accent-dark); }

.eyebrow { margin-bottom: 0.75rem; color: var(--signal-dark); font-family: var(--font-mono); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.09em; text-transform: uppercase; }
.eyebrow::before { color: var(--accent-dark); content: "// "; }
.intro { max-width: 65ch; margin-bottom: 0; color: var(--muted); font-size: clamp(1rem, 2vw, 1.12rem); }

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--surface);
  box-shadow: 3px 3px 0 var(--ink);
  color: var(--ink);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.025em;
  text-decoration: none;
  transition: background-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms var(--ease-out);
}

.button:hover { box-shadow: 1px 1px 0 var(--ink); color: var(--ink); transform: translate(2px, 2px); }
.button-primary { background: var(--accent); }
.button-primary:hover { background: #ff7a4f; }
.button-secondary { background: var(--surface-muted); color: var(--signal-dark); }
.button-secondary:hover { background: #d4ddd5; color: var(--signal-dark); }
.button-text { border-color: transparent; background: transparent; box-shadow: none; color: var(--danger); }
.button-text:hover { box-shadow: none; color: var(--danger); transform: none; text-decoration: underline; }

.note-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.4rem; counter-reset: note-card; }
.note-card {
  position: relative;
  display: flex;
  min-height: 270px;
  flex-direction: column;
  padding: 1.6rem;
  overflow: hidden;
  border: 2px solid var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  counter-increment: note-card;
  transition: box-shadow 220ms var(--ease-out), transform 220ms var(--ease-out);
}

.note-card::before { position: absolute; top: 0.8rem; right: 1rem; color: var(--line-soft); content: "0" counter(note-card); font-family: var(--font-mono); font-size: 1rem; font-weight: 900; }
.note-card::after { position: absolute; top: 0; left: 0; width: 42%; height: 7px; background: var(--accent); content: ""; }
.note-card:nth-child(3n + 2)::after { background: var(--signal); }
.note-card:nth-child(3n)::after { background: var(--ink); }
.note-card:hover { box-shadow: var(--shadow-lg); transform: translate(-3px, -3px); }
.note-card h2 { max-width: calc(100% - 2.2rem); margin-block: 0.25rem 0.75rem; font-size: clamp(1.55rem, 3vw, 2.15rem); }
.note-date,
.note-meta { color: var(--muted); font-family: var(--font-mono); font-size: 0.7rem; line-height: 1.45; text-transform: uppercase; }
.note-preview { display: -webkit-box; overflow: hidden; color: var(--muted); -webkit-box-orient: vertical; -webkit-line-clamp: 4; }
.card-link { align-self: flex-start; margin-top: auto; padding-top: 1rem; color: var(--ink); font-family: var(--font-mono); font-size: 0.8rem; font-weight: 900; text-decoration: none; }
.card-link span { display: inline-block; margin-left: 0.25rem; color: var(--accent-dark); transition: transform 180ms var(--ease-out); }
.card-link:hover span { transform: translateX(5px); }
.note-tags { display: flex; flex-wrap: wrap; gap: 0.45rem; margin: 0.9rem 0 1rem; }
.tag-chip { padding: 0.18rem 0.5rem; border: 1px solid var(--ink); background: #dbe8e2; color: var(--ink); font-family: var(--font-mono); font-size: 0.68rem; font-weight: 800; }

@media (min-width: 780px) {
  .note-grid .note-card:first-child { grid-column: span 2; min-height: 240px; padding-right: 28%; }
  .note-grid .note-card:first-child::after { width: 18%; }
  .note-grid .note-card:first-child h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
}

.note-list { display: grid; gap: 0.8rem; counter-reset: note-row; }
.note-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  padding: 1.5rem 1.4rem 1.5rem 4.7rem;
  border: 2px solid var(--ink);
  background: var(--surface);
  counter-increment: note-row;
  transition: background-color 180ms ease, transform 180ms var(--ease-out);
}

.note-row::before { position: absolute; top: 0; bottom: 0; left: 0; display: grid; width: 3.4rem; place-items: center; border-right: 2px solid var(--ink); background: var(--surface-muted); content: counter(note-row, decimal-leading-zero); font-family: var(--font-mono); font-size: 0.78rem; font-weight: 900; }
.note-row:hover { background: #fff; transform: translateX(4px); }
.note-row h2 { margin-bottom: 0.45rem; }
.note-row p { margin-bottom: 0; color: var(--muted); }
.note-meta { min-width: 110px; padding-left: 1rem; border-left: 1px solid var(--line-soft); text-align: right; }
.note-meta span,
.note-meta time { display: block; }
.note-meta span { margin-bottom: 0.35rem; color: var(--signal-dark); font-weight: 900; }

.empty-state { position: relative; padding: clamp(2rem, 6vw, 4rem); overflow: hidden; border: 2px solid var(--ink); background: var(--surface); box-shadow: var(--shadow-lg); text-align: center; }
.empty-state::before { position: absolute; inset: 0 0 auto; height: 14px; background: repeating-linear-gradient(135deg, var(--accent) 0 10px, var(--ink) 10px 20px); content: ""; }
.empty-state h2 { margin-bottom: 0.75rem; font-size: clamp(1.8rem, 4vw, 2.5rem); }
.empty-state p { color: var(--muted); }

.note-detail { max-width: 960px; }
.note-detail h1 { max-width: 15ch; font-size: clamp(3rem, 8vw, 6.5rem); overflow-wrap: anywhere; }
.note-tag-summary { margin-top: 2rem; padding: 1.3rem; border: 2px solid var(--ink); background: var(--surface-muted); box-shadow: var(--shadow-sm); }
.note-tag-summary h2 { margin-bottom: 1rem; font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.note-tag-details { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin: 0; border: 1px solid var(--ink); }
.note-tag-details > div { min-width: 0; padding: 0.85rem; background: var(--surface); }
.note-tag-details > div + div { border-left: 1px solid var(--ink); }
.note-tag-details dt { color: var(--muted); font-family: var(--font-mono); font-size: 0.68rem; font-weight: 900; text-transform: uppercase; }
.note-tag-details dd { margin: 0.25rem 0 0; overflow-wrap: anywhere; font-weight: 800; }
.note-body { margin-top: 2.5rem; padding: clamp(1.5rem, 5vw, 3.2rem); border: 2px solid var(--ink); border-left: 10px solid var(--accent); background: var(--surface); box-shadow: var(--shadow-lg); font-size: clamp(1rem, 2vw, 1.12rem); }
.note-body p { max-width: 72ch; margin-bottom: 1.3rem; }
.note-body p:last-child { margin-bottom: 0; }

.form-page,
.auth-page { max-width: 780px; padding: clamp(1.5rem, 5vw, 3rem); border: 2px solid var(--ink); background: var(--surface); box-shadow: var(--shadow-lg); }
.form-page::before,
.auth-page::before { display: block; width: 4.5rem; height: 8px; margin-bottom: 1.5rem; background: var(--accent); content: ""; }
.form-page h1,
.auth-page h1 { font-size: clamp(2.7rem, 7vw, 5rem); }
.note-form { margin-top: 2.2rem; }
.field-group { margin-bottom: 1.35rem; }
label,
.field-label { display: block; margin-bottom: 0.45rem; color: var(--ink-soft); font-family: var(--font-mono); font-size: 0.74rem; font-weight: 900; letter-spacing: 0.025em; }
.field-group:has(> input[type="checkbox"]) { display: flex; align-items: center; flex-wrap: wrap; gap: 0.65rem; }
.field-group:has(> input[type="checkbox"]) label { order: 2; margin: 0; }
.field-group:has(> input[type="checkbox"]) input { order: 1; margin: 0; }
.field-group:has(> input[type="checkbox"]) small,
.field-group:has(> input[type="checkbox"]) .field-error { width: 100%; order: 3; }

input:not([type="checkbox"]):not([type="radio"]),
textarea,
.tag-filter select {
  width: 100%;
  border: 2px solid var(--ink);
  border-radius: 0;
  background: #fff;
  color: var(--ink);
  padding: 0.75rem 0.8rem;
  transition: box-shadow 160ms ease, transform 160ms ease;
}

input:not([type="checkbox"]):not([type="radio"]):focus,
textarea:focus,
.tag-filter select:focus { outline: 3px solid rgba(20, 107, 209, 0.28); outline-offset: 1px; box-shadow: 4px 4px 0 var(--ink); transform: translate(-2px, -2px); }
input[type="checkbox"],
input[type="radio"] { width: 1.05rem; height: 1.05rem; accent-color: var(--accent-dark); }
textarea { min-height: 260px; resize: vertical; line-height: 1.65; }
small { display: block; margin-top: 0.4rem; color: var(--muted); font-size: 0.8rem; }
.optional { color: var(--muted); font-weight: 500; }
.field-error { margin-top: 0.5rem; padding: 0.55rem 0.7rem; border-left: 4px solid var(--danger); background: #fbe8e8; color: var(--danger); font-size: 0.86rem; font-weight: 700; }
.field-error ul { margin: 0; padding-left: 1.2rem; }
.form-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 0.85rem; margin-top: 1.8rem; }
.auth-alternative { margin: 1.5rem 0 0; padding-top: 1rem; border-top: 1px solid var(--line-soft); color: var(--muted); }
.auth-alternative a { font-weight: 800; }
.altcha-field { margin-top: 1.6rem; padding: 1rem; border: 1px dashed var(--ink); background: var(--surface-muted); }
.altcha-field altcha-widget { display: block; max-width: 100%; }

.email-list-form { margin: 1rem 0 2.5rem; }
.email-options { display: grid; gap: 0.75rem; }
.email-option { display: flex; align-items: flex-start; gap: 0.8rem; margin: 0; padding: 1rem; border: 2px solid var(--ink); background: #fff; cursor: pointer; transition: box-shadow 180ms ease, transform 180ms var(--ease-out); }
.email-option:hover { box-shadow: var(--shadow-sm); transform: translate(-2px, -2px); }
.email-option:has(input:checked) { border-left: 9px solid var(--signal); background: #e4f0eb; }
.email-option input { margin-top: 0.25rem; }
.email-badges { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.45rem; }
.status-badge { display: inline-block; padding: 0.12rem 0.42rem; border: 1px solid var(--ink); background: var(--surface-muted); color: var(--ink-soft); font-family: var(--font-mono); font-size: 0.63rem; font-weight: 900; text-transform: uppercase; }
.status-verified { background: #cfe8de; color: var(--signal-dark); }
.status-unverified { background: #f7d9da; color: var(--danger); }
.compact-empty-state { margin: 1rem 0 2rem; padding: 1.5rem; box-shadow: var(--shadow-sm); text-align: left; }
.compact-empty-state::before { height: 7px; }

.tag-filter { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) auto; align-items: end; gap: 1rem; margin-bottom: 2rem; padding: 1.3rem; border: 2px solid var(--ink); background: var(--surface-muted); box-shadow: var(--shadow-sm); }
.tag-filter label { font-size: 0.69rem; }
.tag-filter select { min-height: 46px; }
.tag-filter-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 0.8rem; }

.pagination { display: flex; align-items: center; justify-content: center; gap: 0; margin-top: 2.2rem; font-family: var(--font-mono); font-size: 0.75rem; font-weight: 900; }
.pagination a,
.pagination span { min-width: 96px; padding: 0.65rem 0.8rem; border: 1px solid var(--ink); background: var(--surface); text-align: center; }
.pagination a { color: var(--ink); text-decoration: none; }
.pagination a:hover { background: var(--accent); }
.pagination span[aria-disabled="true"] { background: var(--surface-muted); color: #777f7c; }

.tag-settings-panel { margin-bottom: 2rem; padding: 1.5rem; border: 2px solid var(--ink); background: var(--surface-muted); box-shadow: var(--shadow-sm); }
.tag-settings-panel h2 { margin-bottom: 1.2rem; font-size: 1.7rem; }
.tag-settings-form { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: end; gap: 1rem; }
.tag-settings-form .field-group { margin: 0; }
.tag-level-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; }
.tag-level-card { position: relative; padding: 1.4rem; border: 2px solid var(--ink); background: var(--surface); box-shadow: var(--shadow-sm); }
.tag-level-card::after { position: absolute; top: -2px; right: -2px; width: 28px; height: 28px; border-bottom: 2px solid var(--ink); border-left: 2px solid var(--ink); background: var(--accent); content: ""; }
.tag-level-card:nth-child(2)::after { background: var(--signal); }
.tag-level-card:nth-child(3)::after { background: var(--ink); }
.tag-level-card h2 { margin-bottom: 1.2rem; padding-right: 1.5rem; font-size: 1.8rem; overflow-wrap: anywhere; }
.tag-value-form { display: grid; gap: 0.6rem; }
.tag-value-form .button { margin-top: 0.2rem; }
.tag-value-list { display: flex; flex-wrap: wrap; gap: 0.45rem; margin: 1.3rem 0 0; padding: 1rem 0 0; border-top: 1px solid var(--line-soft); list-style: none; }
.tag-value-list li { padding: 0.2rem 0.5rem; border: 1px solid var(--ink); background: #dbe8e2; font-family: var(--font-mono); font-size: 0.68rem; }
.tag-empty-state { margin: 1.3rem 0 0; padding-top: 1rem; border-top: 1px solid var(--line-soft); color: var(--muted); font-family: var(--font-mono); font-size: 0.72rem; }

.message { position: relative; margin-bottom: 1.5rem; padding: 0.9rem 1rem 0.9rem 3.2rem; border: 2px solid var(--ink); background: #e4edf4; box-shadow: var(--shadow-sm); font-weight: 800; }
.message::before { position: absolute; inset: 0 auto 0 0; display: grid; width: 2.4rem; place-items: center; background: var(--focus); color: #fff; content: "i"; font-family: var(--font-mono); }
.message.error { background: #fbe8e8; }
.message.error::before { background: var(--danger); content: "!"; }
.message.success { background: #dcece5; }
.message.success::before { background: var(--signal); content: "✓"; }

.page-heading,
.form-page,
.auth-page,
.note-detail,
.tag-settings-panel,
.tag-level-grid { animation: interface-enter 520ms var(--ease-out) both; }
.note-card,
.note-row { animation: interface-enter 440ms var(--ease-out) both; }
.note-card:nth-child(2),
.note-row:nth-child(2) { animation-delay: 60ms; }
.note-card:nth-child(3),
.note-row:nth-child(3) { animation-delay: 120ms; }
.note-card:nth-child(4),
.note-row:nth-child(4) { animation-delay: 180ms; }
.note-card:nth-child(5),
.note-row:nth-child(5) { animation-delay: 240ms; }

@keyframes interface-enter {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 900px) {
  .tag-filter { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tag-filter-actions { grid-column: 1 / -1; }
  .tag-settings-form { grid-template-columns: 1fr; }
  .tag-settings-form .field-group { margin-bottom: 0.4rem; }
  .tag-level-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .header-inner,
  .page-shell { width: min(100% - 1.25rem, 1160px); }
  .page-shell { padding-top: 3.2rem; }
  .page-heading,
  .detail-heading { align-items: flex-start; flex-direction: column; gap: 1.2rem; }
  h1 { font-size: clamp(2.7rem, 14vw, 4.6rem); }
  .note-grid { grid-template-columns: 1fr; }
  .note-row { grid-template-columns: 1fr; gap: 1rem; padding-left: 4.4rem; }
  .note-meta { padding: 0; border: 0; text-align: left; }
  .note-tag-details { grid-template-columns: 1fr; }
  .note-tag-details > div + div { border-top: 1px solid var(--ink); border-left: 0; }
  .form-page,
  .auth-page { box-shadow: var(--shadow-sm); }
  .tag-filter { grid-template-columns: 1fr; }
  .tag-filter-actions { grid-column: auto; }
  .pagination { flex-wrap: wrap; gap: 0.35rem; }
}

@media (max-width: 440px) {
  .page-shell { padding-bottom: 4rem; }
  .page-shell::before { right: 0.25rem; left: 0.25rem; }
  .form-page,
  .auth-page { padding: 1.25rem; }
  .form-actions,
  .form-actions .button { width: 100%; }
  .note-card { min-height: 240px; padding: 1.3rem; }
  .note-row { padding: 4.1rem 1.1rem 1.1rem; }
  .note-row::before { right: 0; bottom: auto; width: auto; height: 3rem; border-right: 0; border-bottom: 2px solid var(--ink); }
  .pagination a,
  .pagination span { flex: 1 1 auto; min-width: 84px; }
}

.site-header.navigation-collapsed .header-inner { min-height: 66px; flex-wrap: wrap; padding-block: 0.65rem; }
.site-header.navigation-collapsed .menu-toggle { display: inline-flex; width: 44px; height: 44px; align-items: center; justify-content: center; padding: 0; border: 2px solid var(--ink); border-radius: 0; background: var(--accent); box-shadow: 3px 3px 0 var(--ink); color: var(--ink); cursor: pointer; }
.site-header.navigation-collapsed .menu-toggle:hover { box-shadow: 1px 1px 0 var(--ink); transform: translate(2px, 2px); }
.site-header.navigation-collapsed .menu-toggle-icon,
.site-header.navigation-collapsed .menu-toggle-icon::before,
.site-header.navigation-collapsed .menu-toggle-icon::after { display: block; width: 20px; height: 2px; background: currentColor; }
.site-header.navigation-collapsed .menu-toggle-icon { position: relative; }
.site-header.navigation-collapsed .menu-toggle-icon::before,
.site-header.navigation-collapsed .menu-toggle-icon::after { position: absolute; left: 0; content: ""; }
.site-header.navigation-collapsed .menu-toggle-icon::before { top: -6px; }
.site-header.navigation-collapsed .menu-toggle-icon::after { top: 6px; }
.site-header.navigation-collapsed .site-navigation { width: 100%; flex-direction: column; align-items: stretch; gap: 0; margin-top: 0.4rem; padding: 0.5rem; border: 2px solid var(--ink); background: var(--surface); box-shadow: var(--shadow-sm); white-space: normal; }
.site-header.navigation-collapsed .site-navigation > a,
.site-header.navigation-collapsed .site-navigation .link-button,
.site-header.navigation-collapsed .site-navigation .user-name { display: flex; min-height: 44px; align-items: center; padding-inline: 0.7rem; }
.site-header.navigation-collapsed .site-navigation > a { border-bottom: 1px solid var(--line-soft); }
.site-header.navigation-collapsed .site-navigation > .nav-create,
.site-header.navigation-collapsed .site-navigation > .pwa-install-button { margin-block: 0.45rem; border: 2px solid var(--ink); }
.site-header.navigation-collapsed .site-navigation > .pwa-install-button { width: 100%; min-height: 44px; text-align: left; }
.site-header.navigation-collapsed .site-navigation .logout-form,
.site-header.navigation-collapsed .site-navigation .language-form { width: 100%; }
.site-header.navigation-collapsed .site-navigation .link-button { width: 100%; text-align: left; }
.site-header.navigation-collapsed .site-navigation .language-form select { width: 100%; min-height: 44px; }
.site-header.navigation-ready.navigation-collapsed .site-navigation { display: none; }
.site-header.navigation-ready.navigation-collapsed.menu-open .site-navigation { display: flex; }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

@media print {
  body { background: #fff; }
  .site-header,
  .skip-link,
  .button,
  .note-tag-summary { display: none !important; }
  .page-shell { width: 100%; padding: 0; }
  .page-shell::before { display: none; }
  .note-body { padding: 0; border: 0; box-shadow: none; }
}