.patterns-page { max-width: 1280px; margin: 0 auto; padding: 38px 40px 110px; }
.patterns-back { display: inline-flex; align-items: center; min-height: 42px; color: var(--muted); font-size: 13px; font-weight: 700; }
.patterns-back:hover, .patterns-back:focus-visible { color: var(--text); }
.patterns-intro { max-width: 810px; padding: 48px 0 32px; }
.patterns-intro h1 { max-width: 760px; margin: 18px 0; font-size: clamp(42px, 6vw, 78px); line-height: 1.02; letter-spacing: -.065em; }
.patterns-intro > p:not(.section-kicker) { max-width: 630px; color: var(--muted); font-size: clamp(16px, 2vw, 20px); line-height: 1.5; }
.patterns-intro .patterns-status { margin-top: 30px; color: var(--subtle) !important; font-size: 12px !important; }
.pattern-jumps { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 52px; }
.pattern-jumps a { padding: 10px 14px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 12px; font-weight: 700; }
.pattern-jumps a:hover, .pattern-jumps a:focus-visible { border-color: var(--text); color: var(--text); }
.sequence-link-group { margin: 25px 0; }
.sequence-link-group h3 { margin: 0 0 12px; font-size: 18px; }
.sequence-links { display: flex; flex-wrap: wrap; gap: 8px; }
.sequence-links a { display: inline-flex; align-items: center; justify-content: center; min-width: 64px; min-height: 46px; padding: 9px 15px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); color: var(--text); font-size: 19px; font-weight: 750; font-variant-numeric: tabular-nums; }
.sequence-links a:hover { border-color: var(--strong-line); background: var(--surface-raised); }
.sequence-links a:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
.sequence-note { color: var(--muted); max-width: 65ch; line-height: 1.6; }
.known-code-group { margin: 28px 0; }
.known-code-group h3 { margin: 0 0 12px; font-size: 18px; }
.known-code-list, .area-code-results { margin: 0; padding: 0; list-style: none; }
.known-code-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.known-code-choice { display: grid; grid-template-columns: 76px minmax(0, 1fr); align-content: start; gap: 6px 14px; height: 100%; min-height: 108px; padding: 17px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--text); }
.known-code-choice strong { grid-row: 1 / span 2; font-size: 27px; font-variant-numeric: tabular-nums; letter-spacing: -.035em; }
.known-code-label { font-size: 15px; font-weight: 750; }
.known-code-description { color: var(--muted); font-size: 13px; line-height: 1.5; }
.known-code-choice:hover, .area-code-quick a:hover, .area-code-results a:hover { border-color: var(--strong-line); background: var(--surface-raised); }
.known-code-choice:focus-visible, .known-group-all:focus-visible, .area-code-quick a:focus-visible, .area-code-results a:focus-visible, #area-code-query:focus-visible, .pattern-sources summary:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
.known-group-all { display: inline-flex; align-items: center; min-height: 44px; margin-top: 7px; color: var(--muted); font-size: 13px; font-weight: 750; text-decoration: underline; text-underline-offset: 3px; }
.known-code-repeat .known-code-list { max-width: 600px; grid-template-columns: 1fr; }
.pattern-sources { margin-top: 26px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.pattern-sources summary { width: fit-content; min-height: 44px; padding: 10px 0; color: var(--text); font-weight: 750; cursor: pointer; }
.pattern-sources p { max-width: 75ch; }
.pattern-sources li { margin: 8px 0; }
.pattern-sources a { text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.area-code-quick { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.area-code-quick a, .area-code-results a { display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 10px 13px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--text); }
.area-code-quick strong, .area-code-results strong { min-width: 4ch; font-variant-numeric: tabular-nums; }
.area-code-quick span, .area-code-results span { font-size: 14px; overflow-wrap: anywhere; }
.area-code-browser { max-width: 780px; }
.area-code-browser > label { display: block; margin-bottom: 10px; font-size: 15px; font-weight: 750; }
#area-code-query { width: 100%; min-height: 48px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-raised); color: var(--text); font-size: 16px; }
#area-code-query::placeholder { color: var(--muted); opacity: 1; }
.area-code-status { margin: 18px 0 10px; color: var(--muted); font-size: 13px; }
.area-code-results { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; max-height: 370px; padding: 4px; overflow-y: auto; overscroll-behavior: contain; }
.area-code-results li { min-width: 0; }
.area-code-results a { height: 100%; }
.category-doorways { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 15px; margin-top: 30px; }
.category-doorways a { display: grid; gap: 9px; padding: 22px; border: 1px solid var(--strong-line); border-radius: 16px; background: var(--surface); }
.category-doorways strong { font-size: 22px; }
.category-doorways span { color: var(--muted); line-height: 1.5; }
.lucky-selection { display: grid; gap: 14px; max-width: 700px; padding: 24px; border: 1px solid var(--strong-line); border-radius: 16px; background: var(--surface); }
.lucky-selection label, .lucky-own { display: grid; gap: 9px; color: var(--text); font-size: 14px; font-weight: 700; }
.lucky-selection p { margin: 0; color: var(--muted); line-height: 1.5; }
.lucky-selection select, .lucky-own input { width: min(100%, 350px); min-height: 46px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-raised); color: var(--text); font: inherit; }
.lucky-selection .pattern-all { justify-self: start; border: 0; cursor: pointer; }
.lucky-choices label { position: relative; display: flex; align-items: center; justify-content: center; min-width: 75px; min-height: 48px; padding: 10px 16px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); color: var(--text); font-size: 22px; font-weight: 750; cursor: pointer; }
.lucky-choices input { position: absolute; opacity: 0; }
.lucky-choices label:has(input:checked) { background: var(--text); color: var(--bg); border-color: var(--text); }
.lucky-choices label:has(input:focus-visible), .lucky-own input:focus-visible, .lucky-selection select:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
.lucky-source { margin-top: 20px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.lucky-source a { text-decoration: underline; text-underline-offset: 3px; }
.patterns-explainer details { margin-top: 22px; }
.patterns-explainer summary { min-height: 44px; cursor: pointer; font-weight: 700; }
.patterns-explainer li { margin-bottom: 12px; color: var(--muted); line-height: 1.6; font-size: 13px; }
.pattern-family { padding: 34px 0 42px; border-top: 1px solid var(--line); scroll-margin-top: 24px; }
.pattern-family-head { display: flex; gap: 26px; margin-bottom: 24px; }
.pattern-family-head > span { padding-top: 7px; color: var(--subtle); font-size: 12px; font-weight: 700; }
.pattern-family h2 { margin: 0; font-size: clamp(26px, 3vw, 38px); letter-spacing: -.045em; }
.pattern-family-head p { margin: 7px 0 0; color: var(--muted); font-size: 14px; line-height: 1.45; }
.pattern-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.pattern-card { display: flex; flex-direction: column; width: 100%; min-height: 188px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); color: var(--text); text-align: left; text-decoration: none; cursor: pointer; }
.pattern-card:hover:not(:disabled), .pattern-card[aria-pressed="true"] { border-color: var(--strong-line); background: var(--surface-raised); }
.pattern-card[aria-pressed="true"] { outline: 2px solid var(--text); outline-offset: 2px; }
.pattern-card:focus-visible { outline: 2px solid var(--text); outline-offset: 2px; }
.pattern-card:disabled { cursor: default; }
.pattern-card-top { display: flex; justify-content: space-between; gap: 8px; width: 100%; color: var(--subtle); font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.pattern-card strong { margin-top: 22px; font-size: clamp(20px, 2.2vw, 27px); letter-spacing: -.04em; line-height: 1.1; }
.pattern-example { margin-top: 7px; color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.pattern-count { margin-top: auto; padding-top: 18px; color: var(--text); font-size: 12px; font-weight: 750; }
.year-browser { margin-top: 22px; padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }
.year-browser h3 { margin: 0 0 6px; font-size: 23px; letter-spacing: -.04em; }
.year-browser-head p, .year-note { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.year-decades { display: grid; gap: 8px; margin-top: 24px; }
.year-decade { display: grid; grid-template-columns: 120px 1fr auto; align-items: center; gap: 14px; width: 100%; min-height: 46px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 11px; background: var(--bg); color: var(--text); text-align: left; }
.year-decade:hover, .year-decade[aria-pressed="true"] { border-color: var(--strong-line); background: var(--surface-raised); }
.year-decade:focus-visible, .year-choice:focus-visible { outline: 2px solid var(--text); outline-offset: 2px; }
.year-decade strong { font-size: 13px; font-variant-numeric: tabular-nums; }
.year-decade > span:nth-child(2) { order: 3; color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.year-bar-track { display: block; height: 8px; border-radius: 99px; background: var(--surface-raised); overflow: hidden; }
.year-bar-track span { display: block; height: 100%; border-radius: inherit; background: var(--strong-line); }
.year-decade[aria-pressed="true"] .year-bar-track span { background: var(--text); }
.year-choices { margin-top: 24px; padding-top: 22px; border-top: 1px solid var(--line); }
.year-choices[hidden] { display: none; }
.year-choices h4 { margin: 0 0 14px; font-size: 16px; }
.year-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
.year-choice { display: flex; flex-direction: column; gap: 3px; padding: 11px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--text); text-align: left; }
.year-choice:hover:not(:disabled), .year-choice[aria-pressed="true"] { border-color: var(--strong-line); background: var(--surface-raised); }
.year-choice:disabled { opacity: .45; cursor: default; }
.year-choice strong { font-size: 17px; font-variant-numeric: tabular-nums; }
.year-choice span { color: var(--muted); font-size: 11px; }
.year-note { margin-top: 18px; font-size: 12px; }
.pattern-results { margin: 20px 0 72px; padding: 30px; border: 1px solid var(--strong-line); border-radius: 22px; scroll-margin-top: 22px; }
.pattern-results[hidden] { display: none; }
.pattern-results-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.pattern-results-head h2 { margin: 8px 0; font-size: clamp(27px, 3vw, 40px); letter-spacing: -.045em; }
.pattern-results-head p:last-child { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.pattern-all { flex-shrink: 0; display: inline-flex; align-items: center; min-height: 45px; padding: 11px 15px; border-radius: 999px; background: var(--text); color: var(--bg); font-size: 12px; font-weight: 800; }
.pattern-all:hover { opacity: .86; }
.pattern-samples { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.pattern-shop { min-width: 0; }
.pattern-shop h3 { margin: 0 0 10px; color: var(--muted); font-size: 13px; }
.pattern-shop p { color: var(--subtle); font-size: 13px; }
.pattern-sample { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 61px; margin-top: 7px; padding: 10px 13px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.pattern-sample:hover { border-color: var(--strong-line); }
.pattern-sample strong { min-width: 0; font-size: 17px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.pattern-sample span { flex-shrink: 0; color: var(--muted); font-size: 12px; font-weight: 700; }
.pattern-disclaimer { margin: 22px 0 0; color: var(--subtle); font-size: 12px; line-height: 1.5; }
.patterns-explainer { max-width: 850px; padding: 32px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }
.patterns-explainer h2 { margin: 0 0 10px; font-size: 25px; letter-spacing: -.04em; }
.patterns-explainer p { margin: 0 0 16px; color: var(--muted); font-size: 14px; line-height: 1.6; }
.patterns-explainer a { font-size: 13px; font-weight: 750; text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 700px) {
  .patterns-page { padding: 20px 20px 75px; }
  .patterns-intro { padding: 27px 0 20px; }
  .patterns-intro h1 { font-size: clamp(39px, 10vw, 56px); }
  .pattern-jumps { margin-bottom: 34px; gap: 7px; }
  .pattern-jumps a { padding: 8px 11px; font-size: 11px; }
  .pattern-family { padding: 25px 0 30px; }
  .pattern-family-head { gap: 13px; margin-bottom: 18px; }
  .pattern-grid, .pattern-samples { grid-template-columns: 1fr; }
  .known-code-list, .area-code-results { grid-template-columns: 1fr; }
  .known-code-choice { grid-template-columns: 65px minmax(0, 1fr); gap: 5px 11px; padding: 14px; }
  .pattern-card { min-height: 145px; padding: 17px; }
  .pattern-card strong { margin-top: 17px; font-size: 22px; }
  .pattern-count { padding-top: 13px; }
  .year-browser { padding: 20px 15px; }
  .year-decade { grid-template-columns: 106px 1fr; gap: 5px 11px; }
  .year-decade > span:nth-child(2) { grid-column: 1; grid-row: 2; order: unset; }
  .year-bar-track { grid-column: 2; grid-row: 1 / span 2; }
  .year-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pattern-results { padding: 20px 15px; margin-bottom: 46px; }
  .pattern-results-head { display: block; }
  .pattern-all { margin-top: 15px; }
  .patterns-explainer { padding: 23px; }
}
@media (max-width: 360px) {
  .pattern-sample strong { font-size: 15px; }
  .pattern-sample span { font-size: 11px; }
}

@media (max-width: 640px) {
  .patterns-back, .pattern-jumps a { min-height: 44px; display: inline-flex; align-items: center; }
  .lucky-selection select, .lucky-own input { font-size: 16px; }
}