/* Layout: one calm scroll from a sunrise sky (hero) down to deep navy (footer), like the covers; voices float in, get named, and settle. */
:root{
  --navy:#0B3A66; --sky:#3E9BD1; --mint:#A6E5DA; --sun:#F2803A; --gold:#F5B10C; --lav:#9B7AD6;
  --bg:#F6FBFC; --bg-2:#EAF6F8; --card:#FFFFFF; --ink:#0E2A44; --ink-2:#47627A; --line:#D5E6EC;
  --hero-top:#DDF2F7; --hero-bot:#FFF1E2; --btn-ink:#FFFFFF; --sun-ink:#B4520F; --tag-bg:#FFFFFF;
  --display:"Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --body:"Atkinson Hyperlegible", "Segoe UI", system-ui, -apple-system, sans-serif;
  --r:18px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --navy:#CFE6F7; --sky:#6FB8E3; --mint:#7CCFC2; --sun:#F58E4B; --gold:#F7C24A; --lav:#B89BEA;
  --bg:#0A1A2B; --bg-2:#0F2438; --card:#13293F; --ink:#E7F1F8; --ink-2:#A9BFD1; --line:#22405C;
  --hero-top:#0E2A44; --hero-bot:#2A1F1C; --btn-ink:#1A0E05; --sun-ink:#F7A36B; --tag-bg:#1B3550; color-scheme:dark}}
:root[data-theme="dark"]{
  --navy:#CFE6F7; --sky:#6FB8E3; --mint:#7CCFC2; --sun:#F58E4B; --gold:#F7C24A; --lav:#B89BEA;
  --bg:#0A1A2B; --bg-2:#0F2438; --card:#13293F; --ink:#E7F1F8; --ink-2:#A9BFD1; --line:#22405C;
  --hero-top:#0E2A44; --hero-bot:#2A1F1C; --btn-ink:#1A0E05; --sun-ink:#F7A36B; --tag-bg:#1B3550; color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.65;padding-inline:0}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:clamp(16px,4vw,32px)}
h1,h2,h3{font-family:var(--display);color:var(--navy);line-height:1.08;text-wrap:balance;margin:0;letter-spacing:-.01em}
h2{font-size:clamp(30px,4.4vw,46px);font-weight:800}
h3{font-size:21px;font-weight:700}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px;border-radius:6px}
.eyebrow{font-family:var(--display);font-weight:700;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--sun-ink)}
.lead{color:var(--ink-2);font-size:19px;max-width:62ch}
section{padding-block:clamp(64px,9vw,112px)}
.sec-head{display:grid;gap:14px;margin-bottom:40px;max-width:760px}

/* nav */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--hero-top) 88%,transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-weight:800;font-size:21px;color:var(--navy)}
.logo svg{flex:none}
.logo b{color:var(--sun-ink);font-weight:800}
.links{display:flex;gap:22px;align-items:center;font-size:15px}
.links a{text-decoration:none;color:var(--ink-2)}
.links a:hover{color:var(--navy)}
.help-btn{background:var(--navy);color:var(--bg)!important;padding:8px 16px;border-radius:999px;font-weight:700}
@media (max-width:820px){.links a:not(.help-btn){display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--display);font-weight:700;font-size:17px;padding:13px 24px;border-radius:999px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s}
.btn:hover{transform:translateY(-2px)}
.btn-sun{background:var(--sun);color:var(--btn-ink)}
.btn-line{border-color:var(--navy);color:var(--navy);background:transparent}

/* hero */
.hero{background:linear-gradient(180deg,var(--hero-top),var(--hero-bot));padding-block:clamp(40px,7vw,84px) clamp(56px,8vw,96px);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
@media (max-width:880px){.hero-grid{grid-template-columns:1fr}}
.hero h1{font-size:clamp(44px,7.2vw,86px);font-weight:800}
.hero h1 span{color:var(--sun-ink)}
.hero .lead{margin-top:20px}
.ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.series{margin-top:26px;font-size:14px;color:var(--ink-2)}
.series em{font-style:normal;font-weight:700;color:var(--navy)}
.stage{position:relative;aspect-ratio:1/1;max-width:540px;width:100%;margin-inline:auto}
.hero-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:28px;box-shadow:0 30px 60px -30px rgba(11,58,102,.55)}
.voice-waves{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;border-radius:28px}
.bubble{position:absolute;z-index:2;max-width:34%;background:var(--card);border:1.5px solid var(--line);border-radius:16px;padding:9px 13px 8px;font-size:clamp(12px,1.55vw,15px);line-height:1.3;box-shadow:0 6px 18px -10px rgba(11,58,102,.35);animation:float 7s ease-in-out infinite}
.bubble .who{display:inline-block;margin-top:5px;font-family:var(--display);font-weight:700;font-size:11px;letter-spacing:.08em;text-transform:uppercase;padding:2px 8px;border-radius:999px;color:#fff;transition:opacity .5s,transform .5s}
.bubble.dim .who{opacity:.45;transform:scale(.92)}
.w-parent{background:#D9692A}.w-teacher{background:#2F86BE}.w-friend{background:#1E9C8A}.w-phone{background:#8A63CF}.w-me{background:#0B3A66}
@keyframes float{0%,100%{translate:0 0}50%{translate:0 -8px}}
@media (prefers-reduced-motion:reduce){.bubble{animation:none}.btn{transition:none}}

/* problem */
.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:820px){.three{grid-template-columns:1fr}}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:grid;gap:10px;align-content:start}
.pcard .ico{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--bg-2)}
.pcard p{color:var(--ink-2)}

/* method */
.method{background:var(--bg-2)}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;counter-reset:s}
@media (max-width:820px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:28px 26px;border-radius:var(--r);background:var(--card);border:1px solid var(--line);display:grid;gap:10px;align-content:start}
.step .n{font-family:var(--display);font-weight:800;font-size:56px;line-height:1;color:var(--gold)}
.step h3{font-size:28px}
.step p{color:var(--ink-2)}
.ffg{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}
.ffg span{font-size:13px;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--bg-2);color:var(--navy)}

/* try it */
.try-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
@media (max-width:880px){.try-grid{grid-template-columns:1fr}}
.panel{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:clamp(20px,3vw,30px);display:grid;gap:22px;min-width:0}
.q{display:grid;gap:10px}
.q label,.q .ql{font-family:var(--display);font-weight:700;color:var(--navy);font-size:17px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:inherit;font-size:15px;padding:8px 14px;border-radius:999px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:var(--bg)}
textarea{font:inherit;font-size:16px;width:100%;min-height:64px;resize:vertical;padding:12px 14px;border-radius:14px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink)}
.err{color:#C0392B;font-size:14px}
.result{background:linear-gradient(160deg,var(--hero-top),var(--hero-bot));border-radius:22px;padding:clamp(22px,3vw,32px);display:grid;gap:16px;border:1px solid var(--line);min-width:0}
.result .thought{font-family:var(--display);font-size:clamp(22px,2.6vw,28px);font-weight:700;color:var(--navy);line-height:1.2}
.tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:13px;font-weight:700;padding:4px 12px;border-radius:999px;background:var(--tag-bg);color:var(--navy);border:1px solid var(--line)}
.result .reframe{font-size:18px}
.result .next{font-size:15px;color:var(--ink-2);border-top:1px dashed var(--line);padding-top:14px}
.private{font-size:13px;color:var(--ink-2)}

/* signal */
.signal{background:var(--navy);color:var(--bg)}
.signal h2,.signal .eyebrow{color:var(--bg)}
.signal .eyebrow{color:var(--gold)}
.signal .lead{color:color-mix(in srgb,var(--bg) 78%,transparent)}
.sig-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:center}
@media (max-width:880px){.sig-grid{grid-template-columns:1fr}}
.scope{background:color-mix(in srgb,var(--bg) 6%,transparent);border:1px solid color-mix(in srgb,var(--bg) 18%,transparent);border-radius:22px;padding:18px;display:grid;gap:14px;min-width:0}
.scope canvas{width:100%;height:220px;display:block}
.scope .row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:14px;color:color-mix(in srgb,var(--bg) 80%,transparent)}
.scope input{flex:1;min-width:160px;accent-color:var(--gold)}
.scope output{font-family:var(--display);font-weight:700;color:var(--gold);font-variant-numeric:tabular-nums}

/* books */
.books{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
@media (max-width:820px){.books{grid-template-columns:1fr}}
.book{display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:24px}
@media (max-width:460px){.book{grid-template-columns:1fr}.book img{width:150px}}
.book img{width:100%;border-radius:8px;box-shadow:0 18px 30px -18px rgba(11,58,102,.6);aspect-ratio:2/3;object-fit:cover}
.book .for{font-family:var(--display);font-weight:700;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--sun-ink)}
.book h3{margin-top:6px}
.book .sub{color:var(--ink-2);font-size:15px;margin-top:6px}
.book .meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:14px;color:var(--ink-2);margin-top:12px}
.book .meta b{color:var(--navy)}
.book .btn{margin-top:16px;font-size:16px;padding:11px 20px}

/* research */
.research{background:var(--bg-2)}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-bottom:28px}
@media (max-width:820px){.stats{grid-template-columns:1fr}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;gap:8px;align-content:start}
.stat .big{font-family:var(--display);font-weight:800;font-size:52px;line-height:1;color:var(--sky)}
.stat p{color:var(--ink-2);font-size:15px}
.findings{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:820px){.findings{grid-template-columns:1fr}}
.finding{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;display:grid;gap:8px;align-content:start}
.feature{background:var(--navy);color:var(--bg);border-radius:24px;padding:clamp(24px,4vw,40px);display:grid;gap:12px;margin-bottom:20px}
.feature h3{color:var(--bg);font-size:clamp(24px,3vw,34px);font-weight:800;max-width:24ch}
.feature p{color:color-mix(in srgb,var(--bg) 82%,transparent);max-width:64ch}
.feature .link{color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.feature .cite{color:var(--mint)}
a.finding{text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}
a.finding:hover{transform:translateY(-3px);border-color:var(--sky)}
.stats{margin-top:20px;margin-bottom:0}
.articles{background:var(--bg)}
.arts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}
@media (max-width:820px){.arts{grid-template-columns:1fr}}
.art{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;min-width:0}
.art summary{list-style:none;cursor:pointer;display:grid;gap:8px}
.art summary::-webkit-details-marker{display:none}
.art .tag2{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sky)}
.art .more{font-size:14px;font-weight:700;color:var(--sun-ink)}
.art .more::after{content:" +"}
.art[open] .more::after{content:" −"}
.art p{color:var(--ink-2);font-size:15.5px;margin-top:12px}
.art .refs{font-size:13px;font-style:italic}
.art .refs a{color:var(--sun-ink)}
.finding .link{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--sun-ink)}
.finding p{color:var(--ink-2);font-size:15.5px}
.cite{font-size:13px;color:var(--ink-2);font-style:italic}

/* author */
.author{display:grid;grid-template-columns:300px minmax(0,1fr);gap:48px;align-items:start}
@media (max-width:720px){.author{grid-template-columns:1fr}}
.portrait{width:100%;max-width:300px;height:auto;aspect-ratio:623/820;object-fit:cover;border-radius:24px;border:6px solid var(--card);box-shadow:0 0 0 3px var(--mint),0 30px 50px -28px rgba(11,58,102,.6);background:#fff}
.quals{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:16px;margin-top:24px}
.li-btn{margin-top:22px;font-size:15px;padding:10px 18px}
.quals>div{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:16px 18px;min-width:0}
.quals h4{margin:0 0 8px;font-family:var(--display);font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--sun-ink)}
.quals ul{margin:0;padding-left:18px;display:grid;gap:6px;font-size:14.5px;line-height:1.45;color:var(--ink)}
.author blockquote{margin:0;font-family:var(--display);font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--navy);line-height:1.25}
.author .bio{color:var(--ink-2);margin-top:18px;max-width:62ch}

/* help */
.help{padding-block:clamp(48px,7vw,80px)}
.help-box{border:2px solid var(--mint);background:var(--card);border-radius:24px;padding:clamp(22px,4vw,40px);display:grid;gap:22px}
.lines{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:12px}
.line{border:1px solid var(--line);border-radius:14px;padding:14px 16px;background:var(--bg)}
.line .c{font-family:var(--display);font-weight:700;color:var(--navy)}
.line .num{font-size:15px;color:var(--ink);user-select:all}
.line .who2{font-size:13px;color:var(--ink-2)}

footer{background:#06223D;color:#C9DBEA;padding-block:48px 40px;font-size:14px}
footer .wrap{display:grid;gap:18px}
footer .logo{color:#fff}
footer .logo b{color:var(--gold)}
footer .fl{display:flex;gap:18px;flex-wrap:wrap}
footer a{color:#C9DBEA}
footer .small{color:#8FA9C0;font-size:13px;max-width:70ch}

/* multi-page additions */
.also{margin:56px 0 20px;font-size:24px}
.links a[aria-current="page"]{color:var(--navy);font-weight:700}
.menu-btn{display:none;font:inherit;font-weight:700;font-size:15px;background:transparent;border:1.5px solid var(--navy);color:var(--navy);border-radius:999px;padding:7px 14px;cursor:pointer}
@media (max-width:820px){
  .menu-btn{display:inline-flex}
  .links{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:var(--card);border-bottom:1px solid var(--line);padding:8px 16px 16px;display:none}
  .links.open{display:flex}
  .links a,.links a:not(.help-btn){display:block;padding:12px 4px;border-bottom:1px solid var(--line)}
  .links .help-btn{margin-top:12px;text-align:center;border-bottom:0}
}
header .nav{position:relative}
.page-hero{background:linear-gradient(180deg,var(--hero-top),var(--hero-bot));padding-block:clamp(48px,7vw,88px)}
.page-hero h1{font-size:clamp(38px,5.6vw,64px);font-weight:800;margin-top:12px;max-width:20ch}
.page-hero .lead{margin-top:16px}
.teaser-books{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
@media (max-width:720px){.teaser-books{grid-template-columns:1fr}}
.tbook{display:grid;grid-template-columns:110px minmax(0,1fr);gap:20px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;text-decoration:none;color:inherit;transition:transform .15s}
.tbook:hover{transform:translateY(-3px)}
.tbook img{width:100%;border-radius:6px;box-shadow:0 14px 24px -14px rgba(11,58,102,.6)}
.tbook .for{font-family:var(--display);font-weight:700;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--sun-ink)}
.tbook h3{margin-top:6px}
.more-link{display:inline-flex;margin-top:28px}
.help-strip{background:var(--card);border-top:1px solid var(--line);padding-block:36px}
.help-strip .wrap{display:flex;flex-wrap:wrap;gap:16px 32px;align-items:center;justify-content:space-between}
.help-strip p{font-family:var(--display);font-weight:700;color:var(--navy);font-size:20px}
.art-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:820px){.art-list{grid-template-columns:1fr}}
.art-card{display:grid;gap:10px;align-content:start;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}
.art-card:hover{transform:translateY(-3px);border-color:var(--sky)}
.art-card .tag2{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sky)}
.art-card p{color:var(--ink-2)}
.art-card .more{font-weight:700;color:var(--sun-ink);font-size:15px}
.article{max-width:68ch;margin-inline:auto;display:grid;gap:18px;font-size:18.5px}
.article p{color:var(--ink)}
.article .refs{font-size:14px;font-style:italic;color:var(--ink-2);border-top:1px solid var(--line);padding-top:16px}
.article .refs a{color:var(--sun-ink)}
.art-nav{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;max-width:68ch;margin:40px auto 0;font-weight:700}
.art-nav a{color:var(--sun-ink);text-decoration:none}