/* datecalculatortool.com - cool-editorial design (talaria-site-designer)
   Generic-Utility archetype, calendar-true signature: the torn desk-calendar tile.
   Bricolage Grotesque heads, Inter body, IBM Plex Mono figures. Light paper header,
   6px radius, raspberry accent (hsl 317 49% 54%), gently-asymmetric layout. */

:root{
  --c-ink:#211a22;
  --c-ink2:#4a3d49;
  --c-muted:#7c6f7a;
  --c-line:#e8dce4;
  --c-line2:#dcc9d6;
  --c-paper:#faf5f8;
  --c-card:#ffffff;
  --c-accent:#c350a3;
  --c-accent-dk:#98347c;
  --c-accent2:#f4d7ec;
  --c-good:#1f8a5f;
  --radius:6px;
  --maxw:1080px;
  --head:'Bricolage Grotesque',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);color:var(--c-ink);background:var(--c-paper);
  font-size:16px;line-height:1.62;-webkit-font-smoothing:antialiased;min-height:100dvh}
img{max-width:100%;display:block}
a{color:var(--c-accent-dk);text-underline-offset:2px}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3,h4{font-family:var(--head);line-height:1.14;color:var(--c-ink);margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.2vw,2.9rem);font-weight:700}
h2{font-size:clamp(1.25rem,2.4vw,1.6rem);font-weight:700}
h3{font-size:1.08rem;font-weight:700}
p{margin:0 0 1rem}
ul{padding-left:1.3em;margin:.5rem 0 1rem}
li{margin-bottom:.4em}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
a,button,select,input{transition:background-color .14s ease,border-color .14s ease,color .14s ease,transform .1s ease}
button:active,.btn:active,.cta:active{transform:scale(.98)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto;animation:none!important}}
.mono,.num{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---- header (LIGHT per config) ---- */
header.site{background:var(--c-card);border-bottom:1px solid var(--c-line);position:sticky;top:0;z-index:50}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand .mark{width:36px;height:36px;flex:0 0 auto}
.brand .name{font-family:var(--head);font-weight:700;font-size:1.14rem;color:var(--c-ink);letter-spacing:-.01em}
.brand .name .ac{color:var(--c-accent)}
nav.nav{display:flex;align-items:center;flex-wrap:wrap}
nav.nav a{color:var(--c-ink2);text-decoration:none;margin-left:16px;font-size:.9rem;font-weight:600;
  padding:6px 0;border-bottom:1px solid transparent}
nav.nav a:hover{color:var(--c-accent-dk);border-bottom-color:var(--c-accent);text-decoration:none}
nav.nav a.cta{background:var(--c-accent);color:#fff;padding:8px 15px;border-radius:var(--radius);margin-left:16px;border-bottom:0}
nav.nav a.cta:hover{background:var(--c-accent-dk);color:#fff}
@media (max-width:760px){nav.nav{gap:2px 12px}nav.nav a{margin-left:0}nav.nav a.cta{margin-left:0}}

/* ---- hero (gently-asymmetric two column) ---- */
.hero{background:var(--c-paper);overflow:hidden}
.hero .wrap{padding:40px 22px 6px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}}
.hero-left{min-width:0;display:flex;flex-direction:column}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-weight:600;
  text-transform:uppercase;letter-spacing:.12em;font-size:.7rem;color:var(--c-accent-dk);margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);display:inline-block}
.hero h1{max-width:14ch}
.hero .q{font-size:1.02rem;font-weight:700;margin:.3em 0 .35em;color:var(--c-ink)}
.hero .answer{font-size:1.06rem;color:var(--c-ink2);max-width:52ch;margin-bottom:8px}
.hero-mascot{margin-top:22px;max-width:250px}
@media (max-width:860px){.hero-mascot{max-width:220px;margin:16px auto 0}}
.hero-right{min-width:0}

/* ---- calendar-tile signature shape ---- */
.day-tile{background:var(--c-ink);color:#fff;border-radius:var(--radius);overflow:hidden;
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,0 100%);position:relative}
.day-tile .wk{background:var(--c-accent);color:#fff;font-family:var(--mono);font-weight:600;
  font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;padding:8px 14px}
.day-tile .num{font-family:var(--mono);font-weight:700;font-size:2.2rem;padding:10px 14px 14px;
  font-variant-numeric:tabular-nums;line-height:1}

/* ---- calc tool tile ---- */
.calc-tile{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:24px;box-shadow:0 4px 22px rgba(33,26,34,.07)}
.calc-tile h2{font-size:1.16rem;margin:0 0 14px}
.modebar{display:flex;gap:9px;margin-bottom:16px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--c-accent);color:#fff;border:0;border-radius:var(--radius);
  padding:11px 18px;font-size:.92rem;font-weight:700;font-family:var(--body);cursor:pointer}
.btn:hover{background:var(--c-accent-dk)}
.btn.ghost{background:#fff;color:var(--c-accent-dk);border:1.5px solid var(--c-line2)}
.btn.ghost:hover{border-color:var(--c-accent)}
.calc-tile label{display:block;font-weight:600;font-size:.84rem;color:var(--c-ink2);margin:12px 0 5px}
.calc-tile input,.calc-tile select{width:100%;padding:11px 12px;border:1px solid var(--c-line2);
  border-radius:var(--radius);font-size:1rem;font-family:var(--body);background:var(--c-paper);color:var(--c-ink)}
.calc-tile input:focus,.calc-tile select:focus{outline:none;border-color:var(--c-accent);
  background:#fff;box-shadow:0 0 0 3px rgba(195,80,163,.15)}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row>div{flex:1;min-width:130px}
.result{margin-top:18px;padding:16px 18px;background:var(--c-paper);border:1px solid var(--c-line);
  border-radius:var(--radius);font-size:1.02rem;min-height:24px;border-top:3px solid var(--c-accent)}
.result b{font-family:var(--mono);font-size:1.7rem;color:var(--c-accent-dk);font-variant-numeric:tabular-nums}
.result.empty{color:var(--c-muted);border-top-color:var(--c-line)}
.authority{display:flex;flex-wrap:wrap;gap:9px 20px;margin-top:16px;padding-top:14px;
  border-top:1px solid var(--c-line);font-size:.78rem;color:var(--c-muted);font-weight:600}
.authority span{display:inline-flex;align-items:center;gap:6px}
.authority .dot{color:var(--c-accent)}

/* ---- content sections ---- */
main{padding:8px 0 10px}
section.content{padding:16px 0}
.wrap.prose{max-width:760px}
h2{margin:1.7em 0 .5em}
table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.93rem;background:var(--c-card);
  border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden}
th{background:var(--c-paper);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--c-muted);text-align:left;padding:10px 12px;border-bottom:1px solid var(--c-line)}
td{border-bottom:1px solid var(--c-line);padding:9px 12px;text-align:left;color:var(--c-ink2)}
tr:last-child td{border-bottom:0}
td.mono,th.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.faq details{border-top:1px solid var(--c-line);padding:14px 0}
.faq summary{cursor:pointer;font-weight:700;font-family:var(--head);list-style:none;
  display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--c-accent);font-weight:700;font-size:1.2rem;flex:0 0 auto}
.faq details[open] summary::after{content:"\2212"}
.faq details p{color:var(--c-ink2);margin:10px 0 0}
.crumbs{font-size:.83rem;color:var(--c-muted);padding:14px 0 0}
.crumbs a{color:var(--c-muted)}
.callout{background:var(--c-accent2);border-left:4px solid var(--c-accent);border-radius:0 var(--radius) var(--radius) 0;
  padding:16px 18px;margin:20px 0}
.callout p{margin:0;color:var(--c-ink)}
.definition{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:16px 18px;margin:20px 0}
.definition .lbl{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--c-accent-dk);font-weight:600;margin-bottom:6px;display:block}

/* ---- byline ---- */
.byline{display:flex;align-items:center;gap:10px;color:var(--c-muted);font-size:.85rem;margin:8px 0 18px}
.byline img{width:34px;height:34px;border-radius:50%;object-fit:cover;border:1px solid var(--c-line)}
.byline b{color:var(--c-ink);font-weight:700}
.wk-chip{display:inline-flex;align-items:center;gap:6px;background:var(--c-accent2);color:var(--c-accent-dk);
  font-family:var(--mono);font-size:.72rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;
  padding:4px 10px;border-radius:20px}

/* ---- guides grid (varied: one lead card + compact rows, not a triplet) ---- */
.guides{display:grid;grid-template-columns:1.3fr 1fr;gap:14px;margin:14px 0 20px}
@media (max-width:760px){.guides{grid-template-columns:1fr}}
.gcard{display:block;border:1px solid var(--c-line);border-radius:var(--radius);padding:18px 20px;
  background:var(--c-card);text-decoration:none;color:var(--c-ink);transition:border-color .14s,transform .12s}
.gcard:hover{border-color:var(--c-accent);transform:translateY(-2px);text-decoration:none}
.gcard.lead{grid-row:span 2;display:flex;flex-direction:column;justify-content:center;min-height:180px}
.gcard.lead strong{font-size:1.2rem}
.gcard strong{display:block;font-family:var(--head);font-size:1rem;font-weight:700;color:var(--c-ink);margin-bottom:5px}
.gcard small{color:var(--c-muted);font-size:.82rem}
.gclist{display:flex;flex-direction:column;gap:14px}

/* ---- dataset page: summary table, methodology, csv, cite ---- */
.cite-block{background:var(--c-ink);color:rgba(255,255,255,.86);border-radius:var(--radius);
  padding:16px 18px;margin:20px 0;font-size:.86rem;font-family:var(--mono)}
.cite-block strong{color:#fff}
.csv-dl{display:inline-flex;align-items:center;gap:8px;background:var(--c-accent);color:#fff;
  padding:10px 18px;border-radius:var(--radius);text-decoration:none;font-weight:700;font-size:.9rem;margin:8px 0 4px}
.csv-dl:hover{background:var(--c-accent-dk);color:#fff;text-decoration:none}
.method{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--radius);padding:18px 20px;margin:18px 0}
.method h3{margin-top:0}

/* ---- voice band ---- */
.voice{background:var(--c-ink);color:#fff;padding:34px 0;margin:30px 0 0}
.voice .wrap p{font-family:var(--head);font-size:clamp(1.2rem,2.6vw,1.6rem);font-weight:700;
  color:#fff;margin:0;max-width:32ch}

/* ---- footer (HARD RULE: grid, never flex) ---- */
footer.site{background:var(--c-ink);color:rgba(255,255,255,.66);margin-top:26px}
footer.site .wrap{padding:38px 22px 22px}
footer.site .brand .name{color:#fff}
footer.site .brand svg rect{fill:#fff}
footer.site .cols{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:32px;align-items:start;margin-bottom:24px}
footer.site .cols a{display:block;margin:0 0 9px;color:rgba(255,255,255,.68);text-decoration:none;font-size:.9rem}
footer.site .cols a:hover{color:var(--c-accent2);text-decoration:none}
footer.site .cols h4{font-family:var(--head);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;
  color:#fff;margin-bottom:12px}
@media (max-width:760px){footer.site .cols{grid-template-columns:1fr 1fr}}
footer.site .blurb{color:rgba(255,255,255,.6);font-size:.88rem;max-width:34ch;margin-top:10px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:16px;font-size:.8rem;color:rgba(255,255,255,.48)}
.related-mesh{margin-top:12px;font-size:.8rem;line-height:1.8;color:rgba(255,255,255,.42);
  border-top:1px solid rgba(255,255,255,.1);padding-top:12px}
.related-mesh a{color:rgba(255,255,255,.58);text-decoration:underline;text-underline-offset:2px}
.related-mesh a:hover{color:var(--c-accent2)}

/* ---- cookie banner (existing markup kept, recolored) ---- */
#cc-banner{position:fixed;bottom:0;left:0;right:0;background:var(--c-ink);color:#fff;padding:12px 16px;
  font:14px/1.45 var(--body);display:flex;gap:12px;align-items:center;justify-content:center;
  flex-wrap:wrap;z-index:99999}
#cc-banner a{color:var(--c-accent2)}
#cc-banner button{border:0;border-radius:var(--radius);padding:7px 14px;font-weight:600;cursor:pointer}
.cc-ok{background:var(--c-accent);color:#fff}
.cc-ok:hover{background:var(--c-accent-dk)}
.cc-no{background:rgba(255,255,255,.14);color:#fff}

/* AI-discoverability alignment rule (standing network rule) */
body:not(:has(.calc-layout)) .tool-hero .wrap{max-width:760px}