/* =========================================================================
   Northstar Fertility — chart your path to parenthood
   Concept: a constellation navigation instrument. Blush → guiding gold.
   ========================================================================= */

/* ---------- tokens ---------- */
:root{
  --bg:#f7f1e8;          /* warm ivory dawn */
  --bg2:#fffdf8;         /* panel */
  --bg3:#f0e7da;         /* recessed band */
  --ink:#2a2320;         /* warm near-black */
  --ink-soft:#5c5149;    /* secondary text (AA on ivory) */
  --line:rgba(74,58,44,.15);
  --line-2:rgba(74,58,44,.09);

  --gold:#e0a33f;        /* brand star — large/decorative */
  --gold-mid:#bd7d1f;    /* large display accent text (3:1+ large) */
  --gold-ink:#94590f;    /* small accent text — AA on ivory (~5.4:1) */
  --blush:#e2a68d;       /* supporting warm — dawn, never carries small text */
  --blush-tint:#f5e4da;

  --field:#fffdf9;
  --field-line:rgba(74,58,44,.26);

  --skyA:#f6ede0;        /* chart sky top */
  --skyB:#efe0cf;        /* chart sky bottom */
  --node:#fffdf8;

  --ease:cubic-bezier(.22,1,.36,1);
  --pad:clamp(20px,5vw,84px);
  --maxw:1200px;
  --r:16px;
  color-scheme:light dark;
}

@media (prefers-color-scheme:dark){
  :root{
    --bg:#1a1419;        /* warm plum night */
    --bg2:#241b22;
    --bg3:#20161d;
    --ink:#f2e8dd;
    --ink-soft:#bca99b;
    --line:rgba(240,225,210,.14);
    --line-2:rgba(240,225,210,.07);

    --gold:#eab35c;
    --gold-mid:#e6b866;
    --gold-ink:#f0c67d;  /* small accent text on night — high contrast */
    --blush:#d99e86;
    --blush-tint:#2c1f27;

    --field:#1f1720;
    --field-line:rgba(240,225,210,.28);

    --skyA:#20182a;
    --skyB:#160f1a;
    --node:#2a2029;
  }
}
/* explicit override wins both directions when the user toggles */
:root[data-theme="light"]{
  --bg:#f7f1e8;--bg2:#fffdf8;--bg3:#f0e7da;--ink:#2a2320;--ink-soft:#5c5149;
  --line:rgba(74,58,44,.15);--line-2:rgba(74,58,44,.09);
  --gold:#e0a33f;--gold-mid:#bd7d1f;--gold-ink:#94590f;--blush:#e2a68d;--blush-tint:#f5e4da;
  --field:#fffdf9;--field-line:rgba(74,58,44,.26);
  --skyA:#f6ede0;--skyB:#efe0cf;--node:#fffdf8;
}
:root[data-theme="dark"]{
  --bg:#1a1419;--bg2:#241b22;--bg3:#20161d;--ink:#f2e8dd;--ink-soft:#bca99b;
  --line:rgba(240,225,210,.14);--line-2:rgba(240,225,210,.07);
  --gold:#eab35c;--gold-mid:#e6b866;--gold-ink:#f0c67d;--blush:#d99e86;--blush-tint:#2c1f27;
  --field:#1f1720;--field-line:rgba(240,225,210,.28);
  --skyA:#20182a;--skyB:#160f1a;--node:#2a2029;
}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Sora",system-ui,sans-serif;
  font-weight:400;line-height:1.6;letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,canvas{max-width:100%}
::selection{background:var(--gold);color:#1a1419}
:focus-visible{outline:2.5px solid var(--gold-mid);outline-offset:3px;border-radius:4px}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums;letter-spacing:-.01em}

.skip{position:absolute;left:-999px;top:0;z-index:100;background:var(--ink);color:var(--bg);
  padding:12px 18px;border-radius:0 0 10px 0;font-weight:600}
.skip:focus{left:0}

.kicker{font-family:"IBM Plex Mono",monospace;font-size:.74rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold-ink);margin:0 0 1rem}

.sec__title{font-family:"Fraunces",Georgia,serif;font-weight:560;line-height:1.02;
  letter-spacing:-.02em;font-size:clamp(2rem,4.6vw,3.4rem);margin:0 0 .7rem;text-wrap:balance}
.sec__lede{font-size:clamp(1rem,1.4vw,1.16rem);color:var(--ink-soft);max-width:46ch;
  margin:0;text-wrap:pretty}
.sec__head{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:"Sora",sans-serif;font-weight:600;font-size:.94rem;letter-spacing:-.01em;
  padding:.85em 1.5em;border-radius:999px;border:1.5px solid transparent;cursor:pointer;
  text-decoration:none;transition:transform .4s var(--ease),background .4s var(--ease),
  box-shadow .4s var(--ease),color .4s var(--ease);white-space:nowrap}
.btn--primary{background:var(--gold);color:#241704;box-shadow:0 8px 26px -12px var(--gold)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px -12px var(--gold)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--field-line)}
.btn--ghost:hover{border-color:var(--gold-mid);color:var(--gold-ink);transform:translateY(-2px)}
.btn--nav{padding:.6em 1.15em;font-size:.86rem;background:var(--gold);color:#241704}
.btn--nav:hover{transform:translateY(-1px)}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:60;transition:background .4s var(--ease),
  border-color .4s var(--ease),backdrop-filter .4s var(--ease)}
.nav__in{max-width:var(--maxw);margin-inline:auto;padding:.85rem var(--pad);
  display:flex;align-items:center;gap:1.2rem;border-bottom:1px solid transparent}
.nav.is-stuck{background:color-mix(in oklab,var(--bg) 82%,transparent);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.nav.is-stuck .nav__in{border-bottom-color:var(--line)}
.brand{display:flex;align-items:center;gap:.55rem;text-decoration:none;color:var(--ink);
  font-family:"Fraunces",serif;font-weight:600;font-size:1.12rem;letter-spacing:-.02em}
.brand__mark{color:var(--gold);display:grid;place-items:center;flex:none}
.brand__word em{font-style:italic;color:var(--gold-ink);font-weight:500}
.nav__links{display:flex;gap:1.5rem;margin-left:auto;font-size:.9rem}
.nav__links a{color:var(--ink-soft);text-decoration:none;transition:color .3s var(--ease)}
.nav__links a:hover{color:var(--gold-ink)}
.nav__end{display:flex;align-items:center;gap:.7rem}
.themebtn{width:36px;height:36px;border-radius:999px;border:1.5px solid var(--field-line);
  background:transparent;color:var(--ink-soft);cursor:pointer;display:grid;place-items:center;
  transition:color .3s var(--ease),border-color .3s var(--ease)}
.themebtn:hover{color:var(--gold-ink);border-color:var(--gold-mid)}

.burger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border:0;
  background:transparent;cursor:pointer;padding:9px;margin-left:auto}
.burger span{height:2px;background:var(--ink);border-radius:2px;transition:transform .4s var(--ease),opacity .3s var(--ease)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobmenu{display:none;flex-direction:column;gap:.3rem;padding:.5rem var(--pad) 1.4rem;
  background:var(--bg2);border-bottom:1px solid var(--line)}
.mobmenu a{color:var(--ink);text-decoration:none;padding:.85rem .2rem;font-size:1.05rem;
  border-bottom:1px solid var(--line-2);font-family:"Fraunces",serif}
.mobmenu .btn--mob{margin-top:.8rem;border-bottom:0;color:#241704;justify-content:center}

@media (max-width:860px){
  .nav__links,.nav__end{display:none}
  .burger{display:flex}
}

/* =========================================================================
   HERO
   ========================================================================= */
.hero{padding:clamp(28px,5vh,60px) 0 clamp(60px,9vh,110px)}
.hero__wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad);
  display:grid;grid-template-columns:1.02fr 1.1fr;gap:clamp(28px,4vw,64px);align-items:center}
.hero__lede{max-width:38rem}
.hero__title{font-family:"Fraunces",Georgia,serif;font-weight:560;
  font-size:clamp(2.5rem,6.2vw,4.6rem);line-height:1.0;letter-spacing:-.03em;
  margin:.4rem 0 1.3rem;text-wrap:balance}
.hero__title em{font-style:italic;color:var(--gold-mid)}
.ln{display:block;overflow:hidden;padding-block:.02em}
.ln__i{display:block;transform:translateY(112%)}
.hero__sub{font-size:clamp(1rem,1.35vw,1.14rem);color:var(--ink-soft);max-width:40ch;
  margin:0 0 1.6rem;text-wrap:pretty}

/* controls */
.ctrl{display:flex;flex-direction:column;gap:1.15rem;margin:0 0 1.7rem;border:0;padding:0}
.ctrl__set{border:0;padding:0;margin:0;min-inline-size:0}
.ctrl__set legend{font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink-soft);margin:0 0 .55rem;padding:0;
  display:flex;align-items:baseline;gap:.6rem;width:100%}
.ageout{color:var(--gold-ink);letter-spacing:.02em;text-transform:none;font-size:.82rem}
.seg{display:flex;flex-wrap:wrap;gap:.4rem}
.seg__b{font-family:"Sora",sans-serif;font-size:.85rem;font-weight:500;color:var(--ink-soft);
  background:var(--bg2);border:1.5px solid var(--line);border-radius:999px;
  padding:.55em 1em;cursor:pointer;transition:all .3s var(--ease)}
.seg__b:hover{border-color:var(--gold-mid);color:var(--ink)}
.seg__b.is-on{background:var(--ink);color:var(--bg);border-color:var(--ink)}

.range{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:999px;
  background:linear-gradient(90deg,var(--gold) calc(var(--fill,0%) ),
    var(--line) calc(var(--fill,0%)));cursor:pointer;margin:.2rem 0}
.range::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:999px;
  background:var(--gold);border:3px solid var(--bg2);box-shadow:0 2px 8px -2px var(--gold);cursor:pointer}
.range::-moz-range-thumb{width:22px;height:22px;border-radius:999px;background:var(--gold);
  border:3px solid var(--bg2);box-shadow:0 2px 8px -2px var(--gold);cursor:pointer}
.range__ticks{display:flex;justify-content:space-between;font-family:"IBM Plex Mono",monospace;
  font-size:.62rem;color:var(--ink-soft);margin-top:.4rem;letter-spacing:.02em}

.hero__cta{display:flex;flex-wrap:wrap;gap:.7rem;margin-bottom:1rem}
.hero__note{font-size:.82rem;color:var(--ink-soft);max-width:40ch;margin:0;font-style:italic;
  font-family:"Fraunces",serif}

/* ---- chart card ---- */
.chart{margin:0;background:var(--bg2);border:1px solid var(--line);border-radius:calc(var(--r) + 6px);
  overflow:hidden;box-shadow:0 40px 80px -50px rgba(40,26,10,.5)}
.chart__stage{position:relative;background:linear-gradient(180deg,var(--skyA),var(--skyB));
  aspect-ratio:600/440}
.chart__stars,.chart__svg{position:absolute;inset:0;width:100%;height:100%}
.chart__svg{display:block}
.chart__origin,.chart__dest{position:absolute;font-family:"IBM Plex Mono",monospace;
  font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);
  pointer-events:none}
.chart__origin{left:4%;bottom:5%}
.chart__dest{right:4%;top:6%;color:var(--gold-ink)}

.sky__path{--len:1;stroke-dasharray:var(--len);stroke-dashoffset:var(--len);
  transition:stroke-dashoffset 1.5s var(--ease)}
.sky__path.drawn{stroke-dashoffset:0}
.skyLine{stroke:var(--line);stroke-width:1;stroke-dasharray:2 5;opacity:.7}

.node{cursor:pointer}
.node__dot{fill:var(--node);stroke:var(--gold-mid);stroke-width:1.6;
  transform-box:fill-box;transform-origin:center;transform:scale(0);
  transition:transform .5s var(--ease),fill .3s var(--ease)}
.node.shown .node__dot{transform:scale(1)}
.node:hover .node__dot,.node:focus-visible .node__dot{fill:var(--gold)}
.node__num{fill:var(--ink-soft);font-family:"IBM Plex Mono",monospace;font-size:9px;
  text-anchor:middle;opacity:0;transition:opacity .4s var(--ease);pointer-events:none}
.node.shown .node__num{opacity:1}
.node--star .node__dot{fill:var(--gold);stroke:var(--gold);r:9}
.node--star .starburst{fill:var(--gold);transform-box:fill-box;transform-origin:center;
  transform:scale(0);transition:transform .6s var(--ease)}
.node--star.shown .starburst{transform:scale(1)}
.node--star .glow{opacity:0;transition:opacity .6s var(--ease)}
.node--star.shown .glow{opacity:1}
.twinkle{animation:tw 3.2s var(--ease) infinite}
@keyframes tw{0%,100%{opacity:.55}50%{opacity:1}}

.chart__read{padding:clamp(18px,3vw,26px);background:var(--bg2)}
.chart__headline{font-family:"Fraunces",serif;font-size:clamp(1.15rem,2vw,1.5rem);
  font-weight:560;letter-spacing:-.02em;margin:0 0 .25rem;line-height:1.15}
.chart__detail{font-size:.86rem;color:var(--ink-soft);margin:0 0 1.1rem;min-height:1.2em}
.read{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:0 0 1.1rem}
.read__cell{background:var(--bg2);padding:.75rem .7rem}
.read__cell dt{font-family:"IBM Plex Mono",monospace;font-size:.58rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink-soft);margin:0 0 .3rem;line-height:1.3}
.read__cell dd{margin:0;font-size:clamp(1.05rem,1.6vw,1.35rem);font-weight:600;color:var(--ink)}
.read__cell--hope{background:var(--blush-tint)}
.read__cell--hope dd{color:var(--gold-ink)}

.itin{list-style:none;margin:0 0 1rem;padding:0;display:grid;gap:.1rem;
  max-height:none}
.itin li{display:grid;grid-template-columns:auto 1fr;gap:.7rem;align-items:baseline;
  padding:.4rem 0;border-bottom:1px solid var(--line-2)}
.itin li:last-child{border-bottom:0}
.itin__n{color:var(--gold-ink);font-size:.72rem;padding-top:.15rem}
.itin__t{font-size:.92rem;font-weight:500;color:var(--ink);display:flex;flex-direction:column}
.itin__t em{font-style:normal;font-size:.76rem;color:var(--ink-soft);font-weight:400}
.itin__t--star{color:var(--gold-ink);font-family:"Fraunces",serif;font-style:italic;font-size:1rem}
.chart__fine{font-size:.68rem;color:var(--ink-soft);margin:0;line-height:1.4;opacity:.85}

@media (max-width:940px){
  .hero__wrap{grid-template-columns:1fr;gap:2.2rem}
  .hero__lede{max-width:none}
  .read{grid-template-columns:repeat(2,1fr)}
}

/* =========================================================================
   TREATMENTS — ledger
   ========================================================================= */
.treat{padding:clamp(60px,10vh,120px) 0}
.treat .sec__head{margin-bottom:clamp(28px,5vh,54px)}
.ledger{list-style:none;margin:0 auto;padding:0;max-width:var(--maxw);
  padding-inline:var(--pad)}
.lrow{display:grid;grid-template-columns:auto 1fr auto;gap:clamp(1rem,3vw,2.6rem);
  align-items:center;padding:clamp(1.1rem,2.6vw,1.7rem) 0;border-top:1px solid var(--line);
  transition:background .35s var(--ease)}
.lrow:last-child{border-bottom:1px solid var(--line)}
.lrow:hover{background:var(--blush-tint)}
.lrow__n{font-size:.82rem;color:var(--gold-ink);align-self:start;padding-top:.35rem}
.lrow__main h3{font-family:"Fraunces",serif;font-weight:540;font-size:clamp(1.25rem,2.4vw,1.85rem);
  letter-spacing:-.02em;margin:0 0 .35rem;line-height:1.1}
.lrow__main p{margin:0;color:var(--ink-soft);font-size:.98rem;max-width:52ch;text-wrap:pretty}
.lrow__tag{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--gold-ink);border:1px solid var(--field-line);
  padding:.4em .8em;border-radius:999px;white-space:nowrap;justify-self:end}
@media (max-width:720px){
  .lrow{grid-template-columns:auto 1fr;gap:1rem 1.2rem}
  .lrow__tag{grid-column:2;justify-self:start;margin-top:.5rem}
}

/* =========================================================================
   OUTCOMES + CARE
   ========================================================================= */
.out{padding:clamp(60px,10vh,120px) 0;background:var(--bg3)}
.out__grid{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad);
  display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,72px);align-items:start}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:2rem 0 0}
.stat{background:var(--bg);padding:clamp(1.2rem,2.5vw,1.8rem)}
.stat__n{font-size:clamp(2rem,4.5vw,3rem);font-weight:600;color:var(--gold-ink);
  line-height:1;margin:0 0 .5rem}
.stat dt{font-size:.86rem;color:var(--ink-soft);line-height:1.4}
.stat__ill{display:inline-block;font-family:"IBM Plex Mono",monospace;font-size:.58rem;
  letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);border:1px solid var(--line);
  border-radius:5px;padding:.05em .45em;margin-left:.4em;vertical-align:middle;opacity:.8}

.out__care{background:var(--bg2);border:1px solid var(--line);border-radius:calc(var(--r) + 4px);
  padding:clamp(1.4rem,3vw,2.2rem);position:sticky;top:90px}
.care__h{font-family:"Fraunces",serif;font-weight:560;font-size:clamp(1.2rem,2.2vw,1.5rem);
  letter-spacing:-.02em;margin:0 0 1rem;line-height:1.15;text-wrap:balance}
.care__orbit{max-width:230px;margin:0 auto 1.3rem}
.care__ring{stroke:var(--line);stroke-width:1;stroke-dasharray:2 5}
.care__ring--2{stroke:var(--line)}
.care__core{fill:var(--gold)}
.care__label{fill:#241704;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.1em;font-weight:600}
.care__sub{fill:#241704;font-family:"IBM Plex Mono",monospace;font-size:6px;letter-spacing:.06em;opacity:.75}
.careDot{fill:var(--bg2);stroke:var(--blush);stroke-width:1.5}
.careDot--gold{stroke:var(--gold-mid)}
.care__list{list-style:none;margin:0;padding:0;display:grid;gap:.8rem}
.care__list li{font-size:.94rem;color:var(--ink-soft);padding-left:1.4rem;position:relative;text-wrap:pretty}
.care__list li::before{content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;
  background:var(--gold);border-radius:2px;transform:rotate(45deg)}
.care__list strong{color:var(--ink);font-weight:600}
@media (max-width:860px){
  .out__grid{grid-template-columns:1fr}
  .out__care{position:static}
  .stats{grid-template-columns:1fr 1fr}
}

/* =========================================================================
   DOCTOR
   ========================================================================= */
.doc{padding:clamp(60px,10vh,120px) 0}
.doc__grid{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad);
  display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(28px,5vw,72px);align-items:center}
.doc__port{margin:0;max-width:360px;justify-self:center}
.port__skin{fill:#e9c3a6}
.port__hair{fill:#2c211c}
.port__coat{fill:#fbfaf7}
.port__collar{fill:#eef0f2}
.port__placket{stroke:#dfe1e4;stroke-width:2}
.port__eye{fill:#2c211c}
.port__smile{fill:none;stroke:#b5715a;stroke-width:2.4;stroke-linecap:round}
.port__star{fill:var(--gold)}
@media (prefers-color-scheme:dark){.port__coat{fill:#e7e2da}.port__collar{fill:#d4d0c9}}
:root[data-theme="dark"] .port__coat{fill:#e7e2da}
:root[data-theme="dark"] .port__collar{fill:#d4d0c9}
:root[data-theme="light"] .port__coat{fill:#fbfaf7}
:root[data-theme="light"] .port__collar{fill:#eef0f2}

.doc__role{font-size:.78rem;color:var(--gold-ink);letter-spacing:.02em;margin:.2rem 0 1.3rem;text-wrap:balance}
.doc__quote{font-family:"Fraunces",serif;font-size:clamp(1.25rem,2.4vw,1.7rem);font-weight:440;
  font-style:italic;line-height:1.35;letter-spacing:-.01em;margin:0 0 1.3rem;color:var(--ink);text-wrap:pretty}
.doc__bio{color:var(--ink-soft);font-size:1rem;max-width:52ch;margin:0 0 1.6rem;text-wrap:pretty}
.doc__creds{list-style:none;margin:0 0 1.8rem;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.doc__creds li{font-size:.9rem;color:var(--ink);display:flex;gap:.7rem;align-items:baseline}
.doc__creds .mono{color:var(--gold-ink);font-size:.72rem}
@media (max-width:820px){
  .doc__grid{grid-template-columns:1fr;gap:2rem}
  .doc__port{max-width:260px}
  .doc__creds{grid-template-columns:1fr}
}

/* =========================================================================
   STORY
   ========================================================================= */
.story{padding:clamp(64px,11vh,130px) 0;background:linear-gradient(180deg,var(--blush-tint),var(--bg3))}
.story__in{max-width:860px;margin-inline:auto;padding-inline:var(--pad);text-align:center}
.story__star{color:var(--gold);display:inline-block;margin-bottom:1rem}
.story .kicker{color:var(--gold-ink)}
.story__q{margin:0 0 1.4rem}
.story__q p{font-family:"Fraunces",serif;font-size:clamp(1.4rem,3.4vw,2.4rem);font-weight:460;
  line-height:1.3;letter-spacing:-.02em;margin:0;text-wrap:balance;color:var(--ink)}
.story__q em{font-style:italic;color:var(--gold-mid)}
.story__by{display:flex;flex-direction:column;gap:.25rem}
.story__name{font-family:"Fraunces",serif;font-size:1.1rem;font-weight:560}
.story__meta{font-size:.72rem;color:var(--ink-soft);letter-spacing:.04em}
.story__disclaimer{font-size:.68rem;color:var(--ink-soft);margin:1.4rem 0 0;opacity:.8}

/* =========================================================================
   BOOK / FORM
   ========================================================================= */
.book{padding:clamp(60px,10vh,120px) 0}
.book__grid{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad);
  display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(28px,5vw,72px);align-items:start}
.book__lede{color:var(--ink-soft);font-size:1.05rem;max-width:44ch;margin:0 0 1.8rem;text-wrap:pretty}
.book__reg{border-top:1px solid var(--line);margin:0 0 1.6rem}
.book__reg > div{display:flex;justify-content:space-between;gap:1rem;align-items:baseline;
  padding:.85rem 0;border-bottom:1px solid var(--line-2)}
.book__reg dt{font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);margin:0}
.book__reg dd{margin:0;font-weight:600;color:var(--ink);text-align:right}
.book__human{font-family:"Fraunces",serif;font-style:italic;font-size:1.05rem;color:var(--ink);
  max-width:40ch;margin:0;text-wrap:pretty}

.form{background:var(--bg2);border:1px solid var(--line);border-radius:calc(var(--r) + 6px);
  padding:clamp(1.5rem,3.5vw,2.4rem);box-shadow:0 30px 70px -50px rgba(40,26,10,.4)}
.field{margin-bottom:1.15rem;display:flex;flex-direction:column}
.field label{font-size:.82rem;font-weight:600;margin-bottom:.45rem;color:var(--ink)}
.field .opt{font-weight:400;color:var(--ink-soft);font-size:.76rem}
.field input,.field textarea{font-family:"Sora",sans-serif;font-size:.98rem;color:var(--ink);
  background:var(--field);border:1.5px solid var(--field-line);border-radius:11px;
  padding:.8em .9em;width:100%;transition:border-color .3s var(--ease),box-shadow .3s var(--ease);resize:vertical}
.field textarea[readonly]{color:var(--ink-soft);background:var(--bg3)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold-mid);
  box-shadow:0 0 0 3px color-mix(in oklab,var(--gold) 28%,transparent)}
.field input[aria-invalid="true"]{border-color:#c0392b;box-shadow:0 0 0 3px rgba(192,57,43,.16)}
.err{color:#c0392b;font-size:.78rem;margin:.4rem 0 0;font-weight:500}
@media (prefers-color-scheme:dark){.err,.field input[aria-invalid="true"]{--e:#f0938a}.err{color:#f0938a}
  .field input[aria-invalid="true"]{border-color:#f0938a}}
:root[data-theme="dark"] .err{color:#f0938a}
:root[data-theme="dark"] .field input[aria-invalid="true"]{border-color:#f0938a}
.btn--submit{width:100%;margin-top:.4rem}
.form__fine{font-size:.74rem;color:var(--ink-soft);margin:.9rem 0 0;text-align:center}
.form__ok{text-align:center;padding:1rem .5rem}
.form__okstar{color:var(--gold);display:inline-block;margin-bottom:.6rem}
.form__okh{font-family:"Fraunces",serif;font-size:1.4rem;font-weight:560;margin:0 0 .5rem}
.form__okp{color:var(--ink-soft);font-size:.96rem;max-width:38ch;margin:0 auto;text-wrap:pretty}
@media (max-width:820px){.book__grid{grid-template-columns:1fr;gap:2.2rem}}

/* =========================================================================
   FOOTER
   ========================================================================= */
.foot{background:var(--bg3);border-top:1px solid var(--line);padding:clamp(40px,7vh,72px) 0}
.foot__in{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad);
  display:grid;grid-template-columns:auto 1fr;gap:1.6rem 3rem;align-items:start}
.foot__brand{display:flex;flex-direction:column;gap:.3rem}
.foot__brand .brand__mark{color:var(--gold)}
.foot__brand > p{margin:0;font-family:"Fraunces",serif;font-size:1.1rem;font-weight:560}
.foot__addr{font-family:"IBM Plex Mono",monospace;font-size:.74rem;color:var(--ink-soft);
  font-weight:400;line-height:1.7}
.foot__note{color:var(--ink-soft);font-size:.82rem;max-width:60ch;margin:0;text-wrap:pretty}
.foot__copy{grid-column:1/-1;font-size:.68rem;color:var(--ink-soft);letter-spacing:.04em;
  padding-top:1.2rem;border-top:1px solid var(--line-2);margin:0}
@media (max-width:720px){.foot__in{grid-template-columns:1fr}}

/* =========================================================================
   REVEAL + ENTRANCE
   ========================================================================= */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}

/* hero title line-mask rise — plays once via .lit */
.hero.lit .ln__i{transform:translateY(0);transition:transform 1.25s var(--ease)}
.hero.lit .ln:nth-child(1) .ln__i{transition-delay:.1s}
.hero.lit .ln:nth-child(2) .ln__i{transition-delay:.24s}
.hero.lit .ln:nth-child(3) .ln__i{transition-delay:.38s}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
  .ln__i{transform:none!important}
  .rv{opacity:1;transform:none}
  .sky__path{stroke-dashoffset:0!important}
  .node__dot,.starburst{transform:scale(1)!important}
  .node__num,.glow{opacity:1!important}
}