/* ============== TOKENS ============== */
:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --bg-soft: #fafafa;
  --bg-table-head: #f4f5f7;
  --border: #e5e5ea;
  --border-soft: #ececef;
  --text: #1a1a1f;
  --text-muted: #6b7280;
  --text-dim: #9ca3af;
  --accent: #1f6ac0;
  --accent-bg: #e8f1fb;
  --accent-border: #b8d2ed;
  --note-info-bg: #e8f1fb;     --note-info-border: #b8d2ed;     --note-info-fg: #1f6ac0;
  --note-compare-bg: #f5efff;  --note-compare-border: #d4bff0;  --note-compare-fg: #6d28d9;
  --note-tip-bg: #e8f8ee;      --note-tip-border: #b9e0c2;     --note-tip-fg: #047857;
  --note-warn-bg: #fef5dd;     --note-warn-border: #ecd194;    --note-warn-fg: #92400e;
  --mark-bg: #fff2a8;
  --search-trigger-bg: #f3f4f6;
  --search-trigger-border: #dadce0;

  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-greek: Georgia, "Times New Roman", serif;

  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-6: 24px;
  --radius: 8px;
  --shadow-1: 0 1px 0 rgba(0,0,0,.04);
  --shadow-overlay: 0 24px 60px rgba(0,0,0,.25);
}

:root[data-theme="dark"] {
  --bg: #0e0e11;
  --bg-soft: #16161a;
  --bg-table-head: #1e1e23;
  --border: #2a2a30;
  --border-soft: #1e1e22;
  --text: #e4e4e7;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --accent: #6daee8;
  --accent-bg: #1a2c45;
  --accent-border: #2a4870;
  --note-info-bg: #1a2c45;     --note-info-border: #2a4870;    --note-info-fg: #6daee8;
  --note-compare-bg: #251c3a;  --note-compare-border: #3e2e5e; --note-compare-fg: #b294e0;
  --note-tip-bg: #163024;      --note-tip-border: #265a3f;    --note-tip-fg: #6fc684;
  --note-warn-bg: #2c2310;     --note-warn-border: #4f3c1c;   --note-warn-fg: #d4a04a;
  --mark-bg: #4a3a00;
  --search-trigger-bg: #1d1d22;
  --search-trigger-border: #2a2a30;
  --shadow-overlay: 0 24px 60px rgba(0,0,0,.6);
}

/* ============== RESET / BASE ============== */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html {
  overflow-x: hidden;                 /* safety net against rogue overflow */
  scroll-behavior: smooth;             /* anchor jumps glide instead of teleport */
}

/* Skip-link — hidden until keyboard focus, then jumps over header/sidebar */
.skip-link {
  position: absolute; left: 0; top: 0; z-index: 1000;
  padding: 8px 14px; background: var(--accent); color: #fff;
  border-radius: 0 0 6px 0; font-size: 14px;
  transform: translateY(-100%); transition: transform .15s ease;
}
.skip-link:hover { text-decoration: none; }
.skip-link:focus { transform: translateY(0); outline: none; }
body {
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px; }
kbd { font-family: var(--font-ui); font-size: .85em; padding: 1px 6px;
      background: #fff; border: 1px solid var(--border); border-radius: 3px; }
mark { background: var(--mark-bg); color: inherit; padding: 0 2px; border-radius: 2px; }

/* Greek text — serif */
.ex-el, .vc-lemma, .turn-el, .vc-form-greek, .tldr-form { font-family: var(--font-greek); }

/* ============== HEADER ============== */
.app-header {
  position: sticky; top: 0; z-index: 20;
  display: grid; grid-template-columns: auto auto 1fr auto;
  gap: var(--space-3); align-items: center;
  padding: var(--space-2) var(--space-4);
  background: var(--bg); border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-1);
}
.hamburger {
  display: none; appearance: none; border: 0; background: transparent;
  font-size: 20px; padding: 4px 8px; color: var(--text); cursor: pointer;
}
.brand { font-weight: 600; color: var(--text); font-size: 14px; white-space: nowrap; }
.search-trigger {
  display: flex; align-items: center; gap: var(--space-2);
  padding: 8px 12px; background: var(--search-trigger-bg);
  border: 1px solid var(--search-trigger-border); border-radius: var(--radius);
  cursor: text; min-height: 40px;
}
.search-trigger .search-placeholder { color: var(--text-muted); flex: 1; font-size: 14px; }
.search-trigger .search-icon { color: var(--text-muted); }
.search-trigger .search-shortcut { margin-left: auto; color: var(--text-muted); }
.theme-toggle {
  appearance: none; border: 0; background: transparent;
  font-size: 16px; cursor: pointer; padding: 4px;
  color: var(--text-muted); opacity: .85;
}
.theme-toggle:hover { opacity: 1; }
:root[data-theme="dark"] .theme-toggle::before { content: '☀'; }
:root:not([data-theme="dark"]) .theme-toggle::before { content: '🌙'; }
.theme-toggle .theme-toggle-icon { display: none; }    /* hide static emoji from markup */

/* ============== LAYOUT ============== */
.app-layout { display: grid; grid-template-columns: 220px 1fr; min-height: calc(100vh - 56px); }
.app-sidebar { padding: var(--space-3); border-right: 1px solid var(--border); background: var(--bg-soft); }
.app-main { padding: var(--space-6); max-width: 880px; min-width: 0; overflow-x: hidden; }
.app-main > * { max-width: 100%; }                                    /* keep blocks inside */
.breadcrumb { color: var(--text-muted); font-size: 12px; margin-bottom: var(--space-3); word-break: break-word; }

/* ============== SIDEBAR ============== */
.sidebar-section { margin-bottom: var(--space-4); }
.sidebar-section-title {
  text-transform: uppercase; letter-spacing: .05em; font-size: 10px;
  color: var(--text-dim); margin-bottom: var(--space-1);
}
.sidebar-category { margin: var(--space-2) 0 var(--space-2); }
.sidebar-category-title {
  font-size: 11.5px; color: var(--text-muted); font-weight: 600;
  padding: 2px 6px; margin-bottom: 2px;
  display: flex; align-items: center; gap: 5px;
}
.sidebar-cat-icon { font-size: 13px; }
.sidebar-item {
  display: block; padding: 4px 8px 4px 16px; border-radius: 4px;
  font-size: 13px; color: var(--text); text-decoration: none;
}
.sidebar-item:hover { background: rgba(0,0,0,.03); text-decoration: none; }
.sidebar-item.is-active { background: var(--accent-bg); color: var(--accent); font-weight: 500; }
.sidebar-preset { padding-left: 18px; color: var(--text-muted); font-size: 12.5px; }
.sidebar-loading { color: var(--text-muted); font-size: 12px; }

/* ============== TOPIC ============== */
.topic-eyebrow { font-size: 11px; color: var(--text-dim); text-transform: uppercase;
                 letter-spacing: .05em; margin-bottom: 4px;
                 display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.topic-lesson-badge {
  text-transform: none; letter-spacing: 0; font-weight: 500;
  font-size: 11px; color: var(--accent);
  background: var(--accent-bg); border: 1px solid var(--accent-border);
  padding: 1px 8px; border-radius: 99px;
}
.topic-title { margin: 0 0 4px; font-size: 22px; }
.topic-summary { margin: 0 0 var(--space-4); color: var(--text-muted); font-size: 14px; }
.topic-meta { margin-top: var(--space-4); font-size: 12px; color: var(--text-dim); }

/* ============== BLOCKS ============== */
.block { margin: var(--space-3) 0; }
.block-caption { font-size: 11px; color: var(--text-muted); text-transform: uppercase;
                 letter-spacing: .04em; margin-bottom: 4px; }
.block-caption--summary {
  /* paradigm / diff "summary" blocks share a visual anchor with tldr: a ⚡ prefix */
  color: var(--note-info-fg); font-weight: 600;
}
.block-caption--summary::before { content: '⚡ '; }
.block-text { margin: var(--space-2) 0; }

.block-tldr {
  background: var(--note-info-bg); border: 1px solid var(--note-info-border);
  border-radius: var(--radius); padding: var(--space-3) var(--space-4);
}
.tldr-label { font-size: 11px; color: var(--note-info-fg); text-transform: uppercase;
              letter-spacing: .05em; font-weight: 600; margin-bottom: var(--space-2); }
.tldr-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-2); }
.tldr-item { display: flex; gap: 6px; align-items: baseline; min-width: 0; flex-wrap: wrap; }
.tldr-person { color: var(--text-muted); font-size: 12px; }
.tldr-form { font-size: 15px; min-width: 0; word-break: break-word; }

.block-table .table-scroll { overflow-x: auto; }
.block-table table { width: 100%; border-collapse: collapse; background: var(--bg);
                     border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.block-table th { text-align: left; padding: 6px 10px; background: var(--bg-table-head);
                  color: var(--text-muted); font-weight: 500; font-size: 13px;
                  border-bottom: 1px solid var(--border); }
.block-table td { padding: 6px 10px; border-bottom: 1px solid var(--border-soft); font-size: 13.5px; }
.block-table tr:last-child td { border-bottom: 0; }
.block-table td.row-label { color: var(--text-muted); }
.block-table tr.row-group-start td {
  border-top: 2px solid var(--border);
  padding-top: 10px;
}

.block-examples .examples { list-style: none; padding: 0; margin: 0;
                            display: flex; flex-direction: column; gap: 4px; }
.block-examples li { display: grid; grid-template-columns: auto minmax(0, 1fr) auto;
                     gap: var(--space-3); align-items: baseline;
                     padding: 6px 10px; background: var(--bg-soft);
                     border: 1px solid var(--border-soft); border-radius: 6px; font-size: 13.5px; }
.ex-el { font-size: 14px; }
.ex-ru { color: var(--text-muted); }
.ex-tag { font-size: 11px; color: var(--text-dim); justify-self: end; }

.block-note { padding: var(--space-3) var(--space-4); border-left: 3px solid; border-radius: 0 var(--radius) var(--radius) 0; }
.note-label { font-size: 11px; text-transform: uppercase; letter-spacing: .05em;
              font-weight: 600; margin-bottom: 4px; }
.note-info { background: var(--note-info-bg); border-color: var(--note-info-fg); }
.note-info .note-label { color: var(--note-info-fg); }
.note-tip { background: var(--note-tip-bg); border-color: var(--note-tip-fg); }
.note-tip .note-label { color: var(--note-tip-fg); }
.note-warning { background: var(--note-warn-bg); border-color: var(--note-warn-fg); }
.note-warning .note-label { color: var(--note-warn-fg); }
.note-compare-ru { background: var(--note-compare-bg); border-color: var(--note-compare-fg); }
.note-compare-ru .note-label { color: var(--note-compare-fg); }

.block-list { padding-left: 20px; }
.block-subsection h4 {
  margin: var(--space-4) 0 var(--space-2); font-size: 15px;
  display: flex; align-items: baseline; gap: 6px;
  scroll-margin-top: 68px;  /* sticky header height — anchor jumps land below it */
}
.anchor-copy {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  font-size: 12px; color: var(--text-dim); padding: 1px 4px; border-radius: 4px;
  opacity: 0; transition: opacity .15s, color .15s, background .15s;
}
.block-subsection:hover .anchor-copy,
.anchor-copy:focus-visible { opacity: 1; }
.anchor-copy:hover { color: var(--accent); background: var(--accent-bg); }
.anchor-copy.is-copied {
  opacity: 1; color: var(--note-tip-fg); background: var(--note-tip-bg);
}
.anchor-copy.is-copied::after { content: ' скопировано'; font-size: 11px; }

/* In-page TOC */
.topic-toc {
  background: var(--bg-soft); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: var(--space-2) var(--space-3);
  margin: var(--space-3) 0;
}
.topic-toc summary {
  font-size: 13px; font-weight: 600; color: var(--text);
  cursor: pointer; list-style: none;
}
.topic-toc summary::-webkit-details-marker { display: none; }
.topic-toc-count { color: var(--text-dim); font-weight: 400; font-size: 12px; }
.topic-toc ul { list-style: none; padding: 0; margin: var(--space-2) 0 0;
                 display: flex; flex-direction: column; gap: 2px; }
.topic-toc li a { display: block; padding: 3px 8px; border-radius: 4px;
                  font-size: 13px; color: var(--text); text-decoration: none; }
.topic-toc li a:hover { background: var(--accent-bg); color: var(--accent); }

.block-paradigm {
  background: var(--bg-soft);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
}
.paradigm-rows { display: flex; flex-direction: column; gap: 4px; margin: var(--space-2) 0; }
.paradigm-row { display: flex; gap: var(--space-3); align-items: baseline; font-size: 15px; }
.paradigm-person { color: var(--text-muted); font-size: 12px; min-width: 130px;
                    display: flex; gap: 6px; align-items: baseline; }
.paradigm-pronoun { font-family: var(--font-greek); color: var(--text); opacity: .85; font-size: 13px; }
.paradigm-form { font-family: var(--font-greek); }
.paradigm-stem { color: var(--text); }
.paradigm-ending {
  color: var(--accent); font-weight: 600;
  background: var(--accent-bg);
  padding: 0 4px; border-radius: 3px;
}
.paradigm-legend {
  margin-top: var(--space-2); display: flex; gap: var(--space-3);
  font-size: 11px; color: var(--text-muted);
}
.paradigm-swatch {
  display: inline-block; width: 10px; height: 10px; border-radius: 2px;
  vertical-align: middle; margin-right: 4px;
}
.paradigm-swatch-stem { background: var(--text); }
.paradigm-swatch-ending { background: var(--accent); }

.block-diff {
  background: var(--bg-soft);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
}
.diff-rows { display: flex; flex-direction: column; gap: 6px; margin: var(--space-2) 0; }
.diff-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto minmax(0, 1fr);
  gap: var(--space-3);
  align-items: baseline;
  font-family: var(--font-greek);
  font-size: 14px;
  padding: 4px 0;
  border-bottom: 1px dashed var(--border-soft);
}
.diff-row:last-child { border-bottom: 0; }
.diff-label {
  color: var(--text-muted); font-size: 11px;
  font-family: var(--font-ui); text-transform: uppercase; letter-spacing: .04em;
}
.diff-arrow { color: var(--text-dim); font-family: var(--font-ui); font-size: 13px; }
.diff-side { min-width: 0; word-break: break-word; }
.diff-from { color: var(--text); opacity: .75; }
.diff-to   { color: var(--text); }
.diff-seg { display: inline; }
.diff-seg-added {
  color: var(--note-tip-fg); font-weight: 600;
  background: var(--note-tip-bg); padding: 0 3px; border-radius: 3px;
}
.diff-seg-removed {
  color: var(--note-warn-fg); text-decoration: line-through; opacity: .7;
}
.diff-seg-optional { color: var(--text-muted); font-size: .9em; }
.diff-seg-muted    { opacity: .55; }
.diff-seg-ending   {
  color: var(--accent); font-weight: 600;
  background: var(--accent-bg); padding: 0 3px; border-radius: 3px;
}

.diff-legend {
  margin-top: var(--space-2); display: flex; gap: var(--space-3) var(--space-4);
  font-size: 11px; color: var(--text-muted); flex-wrap: wrap;
}
.diff-legend .diff-seg { margin-right: 4px; }

.see-also,
.related-dialogues,
.related-grammar { margin-top: var(--space-4); }
.see-also h4,
.related-dialogues h4,
.related-grammar h4 { margin: 0 0 var(--space-2); font-size: 14px; }
.see-also-list { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.see-also-list a { display: inline-block; padding: 4px 10px; font-size: 13px;
                   background: var(--accent-bg); border: 1px solid var(--accent-border);
                   border-radius: 99px; color: var(--accent); }
.see-also-list a:hover { text-decoration: none; }

/* dialogue chips use compare-ru (purple) palette to distinguish from grammar */
.see-also-list--dialogues a {
  background: var(--note-compare-bg);
  border-color: var(--note-compare-border);
  color: var(--note-compare-fg);
}

/* ============== DIALOGUE ============== */
.turns { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.turn { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4);
        background: var(--bg-soft); border: 1px solid var(--border-soft); border-radius: var(--radius);
        padding: var(--space-3) var(--space-4); }
.turn-bot { display: flex; flex-direction: column; gap: 2px; }
.turn-el { font-size: 15px; }
.turn-ru { color: var(--text-muted); font-size: 13px; }
.turn-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase;
              letter-spacing: .04em; margin-bottom: 4px; }
.turn-responses ul { margin: 0; padding-left: 18px; font-family: var(--font-greek); font-size: 14px; }
.turn-hint { margin-top: var(--space-2); font-size: 12px; color: var(--text-muted); }

/* ============== VOCABULARY ============== */
.vocab-controls { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-3); }
.vocab-filter { padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius);
                font-size: 14px; max-width: 360px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.chips-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase;
               letter-spacing: .04em; margin-right: 4px; }
.chip { appearance: none; padding: 4px 10px; background: transparent;
        border: 1px solid var(--border); border-radius: 99px; font-size: 12.5px;
        color: var(--text-muted); cursor: pointer; }
.chip:hover { background: var(--bg-soft); }
.chip.is-active { background: var(--accent-bg); border-color: var(--accent-border); color: var(--accent); }

.vocab-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 5px; }
.vocab-card { background: var(--bg); border: 1px solid var(--border-soft); border-radius: 6px; }
.vocab-card summary { display: grid; grid-template-columns: 24px 1fr 1fr auto;
                       gap: var(--space-3); align-items: baseline;
                       padding: 7px 10px; cursor: pointer; list-style: none; }
.vocab-card summary::-webkit-details-marker { display: none; }
.vc-article { font-family: var(--font-greek); color: var(--text-muted); font-size: 12px; text-align: right; }
.vc-lemma { font-size: 14.5px; }
.vc-translation { color: var(--text-muted); font-size: 13.5px; }
.vc-pos { color: var(--text-dim); font-size: 11px; justify-self: end; }
.vc-body { padding: 0 10px 10px 38px; border-top: 1px dashed var(--border); margin-top: -1px; }
.vc-example { margin: 6px 0; display: flex; gap: var(--space-3); font-size: 13px; }
.vc-forms table { border-collapse: collapse; }
.vc-forms td { padding: 4px 12px 4px 0; font-size: 12.5px; }
.vc-form-tag { color: var(--text-muted); }
.vc-form-greek { font-family: var(--font-greek); }
.vc-form-ru { color: var(--text-muted); }

.vocab-card.is-hidden { display: none; }

/* ============== HOME: QUICK CHEAT ============== */
.quick-cheat { margin: var(--space-3) 0 var(--space-6); }
.quick-cheat h4 { margin: 0 0 var(--space-3); font-size: 17px;
                  border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.quick-cheat-grid {
  display: grid; gap: var(--space-3);
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.quick-card {
  background: var(--bg-soft); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: var(--space-3) var(--space-4);
  display: flex; flex-direction: column;
}
.quick-card-title {
  font-size: 12px; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .05em; margin-bottom: var(--space-2);
}
.quick-card-more {
  margin-top: auto; padding-top: var(--space-2);
  font-size: 11.5px; color: var(--accent); text-decoration: none;
}
.quick-card-more:hover { text-decoration: underline; }

.quick-alphabet { width: 100%; border-collapse: collapse; font-size: 12px; font-family: var(--font-greek); }
.quick-alphabet td { padding: 1px 4px; }
.quick-alphabet td:nth-child(even) { color: var(--text-muted); font-size: 10.5px; font-family: var(--font-ui); }

.quick-paradigm { display: flex; flex-direction: column; gap: 2px; font-family: var(--font-greek); }
.quick-paradigm > div { display: flex; gap: 8px; align-items: baseline; font-size: 13px; }
.qp-person { color: var(--text-muted); font-size: 11px; font-family: var(--font-ui); min-width: 60px; }
.qp-form { color: var(--text); }

.quick-articles { font-size: 13.5px; border-collapse: separate; border-spacing: 6px 2px; }
.quick-articles td:first-child { color: var(--text-muted); font-size: 11px; }
.quick-articles td:nth-child(2),
.quick-articles td:nth-child(4) { font-family: var(--font-greek); }
.quick-articles td:nth-child(3) { color: var(--text-dim); font-size: 12px; }

.quick-numbers { padding-left: 22px; margin: 0; font-family: var(--font-greek); font-size: 13px; columns: 2; column-gap: var(--space-3); }
.quick-numbers li { padding: 1px 0; }

/* ============== HOME ============== */
.home-section { margin-bottom: var(--space-6); }
.home-section h4 { margin: 0 0 var(--space-3); font-size: 17px;
                   border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.home-category { margin-bottom: var(--space-4); }
.home-category-title {
  font-size: 13px; color: var(--text-muted); margin-bottom: var(--space-2);
  display: flex; align-items: center; gap: 6px; font-weight: 600;
}
.home-category-icon { font-size: 15px; }
.home-category-count {
  font-size: 11px; color: var(--text-dim);
  background: var(--bg-soft); border: 1px solid var(--border-soft);
  border-radius: 99px; padding: 1px 7px; margin-left: 2px; font-weight: 400;
}
.home-topic-list { list-style: none; padding: 0; margin: 0;
                   display: flex; flex-wrap: wrap; gap: var(--space-2); }
.home-topic-list li a { display: inline-block; padding: 6px 12px;
                         background: var(--bg-soft); border: 1px solid var(--border-soft);
                         border-radius: 6px; font-size: 13.5px; color: var(--text); }
.home-presets { margin-top: var(--space-2); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }

/* ============== MOBILE STICKY SEARCH ============== */
.mobile-search-bar { display: none; }

/* ============== SEARCH OVERLAY ============== */
.search-overlay[hidden] { display: none; }
.search-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(20, 30, 50, .45);
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 60px;
}
.search-panel {
  width: 540px; max-width: 92%; max-height: 80vh;
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
  box-shadow: var(--shadow-overlay); display: flex; flex-direction: column; overflow: hidden;
}
.search-panel-input {
  display: flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--border-soft);
}
.search-panel-input input {
  flex: 1; border: 0; outline: none; font-size: 16px; color: var(--text);
  background: transparent; font-family: var(--font-greek);
}
.search-panel-results { flex: 1; overflow-y: auto; }
.search-result {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: var(--space-3); align-items: center;
  padding: 8px 16px; border-bottom: 1px solid var(--border-soft);
  cursor: pointer;
}
.search-result.is-selected { background: var(--accent-bg); border-left: 3px solid var(--accent); }
.search-result-icon { width: 16px; text-align: center; color: var(--text-muted); }
.search-result-title { font-family: var(--font-greek); font-size: 14px; }
.search-result-subtitle { color: var(--text-muted); font-size: 12px; }
.search-result-crumb { color: var(--text-dim); font-size: 11px; }
.search-group-label { padding: 8px 16px 4px; font-size: 10px; color: var(--text-muted);
                      text-transform: uppercase; letter-spacing: .06em;
                      background: var(--bg-soft); border-bottom: 1px solid var(--border-soft); }
.search-panel-footer {
  display: flex; gap: var(--space-3); padding: 8px 14px;
  background: var(--bg-soft); border-top: 1px solid var(--border-soft);
  font-size: 11px; color: var(--text-muted);
}
.search-empty { padding: var(--space-4); color: var(--text-muted); font-size: 13px; text-align: center; }

/* ============== MOBILE BREAKPOINTS ============== */
@media (max-width: 1023px) {
  .hamburger { display: inline-block; }
  .app-layout { grid-template-columns: 1fr; }
  .app-sidebar {
    position: fixed; inset: 56px 0 0 0; z-index: 30;
    border-right: 0; transform: translateX(-100%); transition: transform .2s ease;
    overflow-y: auto;
  }
  .app-sidebar.is-open { transform: translateX(0); }
}

@media (max-width: 640px) {
  body { font-size: 14px; padding-bottom: 64px; } /* room for bottom search */
  .app-main { padding: var(--space-3); }
  .app-header > .search-trigger { display: none; }   /* desktop search hidden */
  .app-header { grid-template-columns: auto 1fr auto; }
  .mobile-search-bar {
    display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom)) 10px;
    background: var(--bg); border-top: 1px solid var(--border);
    box-shadow: 0 -2px 6px rgba(0,0,0,.04);
  }
  .search-trigger--mobile { width: 100%; padding: 10px 12px; min-height: 44px; }
  .topic-title { font-size: 18px; }
  .vocab-card summary { grid-template-columns: 18px 1fr auto; }
  .vc-translation { grid-column: 2 / 4; font-size: 12.5px; }
  .vc-pos { font-size: 10.5px; }
  .turn { grid-template-columns: 1fr; }
  .tldr-grid { grid-template-columns: 1fr 1fr; }
  .block-examples li { grid-template-columns: 1fr; }       /* stack el/ru/tag vertically on phones */
  .ex-tag { justify-self: start; }

  /* Wide tables get horizontal scroll instead of squished columns */
  .block-table { max-width: 100%; }
  .block-table .table-scroll {
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    /* subtle fade-hint on right edge when content is scrollable */
    background:
      linear-gradient(to right, var(--bg) 30%, rgba(255,255,255,0)) 0 0,
      linear-gradient(to right, rgba(255,255,255,0), var(--bg) 70%) 100% 0,
      radial-gradient(farthest-side at 0 50%, rgba(0,0,0,.08), rgba(0,0,0,0)) 0 0,
      radial-gradient(farthest-side at 100% 50%, rgba(0,0,0,.08), rgba(0,0,0,0)) 100% 0;
    background-repeat: no-repeat;
    background-size: 24px 100%, 24px 100%, 8px 100%, 8px 100%;
    background-attachment: local, local, scroll, scroll;
  }
  .block-table table { table-layout: auto; width: auto; min-width: max-content; }
  .block-table th, .block-table td { white-space: nowrap; padding: 6px 10px; }

  .topic-summary, .block-text { word-break: break-word; overflow-wrap: anywhere; }

  /* diff rows: stay horizontal on mobile too — just compact */
  .diff-row {
    grid-template-columns: 50px minmax(0, 1fr) auto minmax(0, 1fr);
    gap: var(--space-2);
    font-size: 13px;
  }
  .diff-label { font-size: 10px; }
  .diff-side  { word-break: break-word; overflow-wrap: anywhere; }

  .chips { overflow-x: auto; flex-wrap: nowrap; }
  .search-overlay { padding-top: 0; align-items: stretch; }
  .search-panel { width: 100%; max-width: 100%; max-height: 100%; border-radius: 0; border: 0; height: 100vh; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ============== PRINT ============== */
@media print {
  /* hide everything outside main content */
  .app-header,
  .app-sidebar,
  .mobile-search-bar,
  .search-overlay,
  .skip-link,
  .anchor-copy,
  .theme-toggle,
  .hamburger { display: none !important; }

  html, body { background: #fff !important; color: #000 !important; }
  .app-layout { grid-template-columns: 1fr; }
  .app-main { padding: 0; max-width: 100%; overflow: visible; }

  /* expand collapsible UI so printed page shows everything */
  details, details > * { display: block !important; }
  details summary { display: none !important; }
  .vocab-card details, .vocab-card details > * { display: revert !important; }
  .vocab-card details summary { display: revert !important; }

  /* keep block borders/backgrounds light but visible on paper */
  .block-tldr, .block-paradigm, .block-diff,
  .block-note, .topic-toc {
    border: 1px solid #ccc !important; background: #f6f6f6 !important;
    page-break-inside: avoid;
  }
  .block-table table { page-break-inside: avoid; }
  .topic-title, .home-section h4, h4 { page-break-after: avoid; }

  /* show clickable URLs after links */
  .see-also-list a::after,
  .related-dialogues a::after,
  .related-grammar a::after { content: ' (' attr(href) ')'; font-size: 11px; color: #666; }

  /* drop interactive search-trigger box from header in case it survives */
  .search-trigger { display: none !important; }
}