:root{--navy:#14365b;--blue:#1475c9;--sky:#eaf7ff;--green:#46aa7c;--mint:#e9f8ee;--pink:#ed6396;--yellow:#fff2b7;--paper:#fff;--text:#24415e;--muted:#526a80;--border:#d9e9ee;--shadow:0 13px 32px rgba(28,74,106,.09);--round:23px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);font:16px/1.65 system-ui,-apple-system,'Segoe UI',Arial,sans-serif;background:#f8fcff}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{line-height:1.25;color:var(--navy)}h1{font-size:clamp(2.15rem,5vw,4.15rem);letter-spacing:-.035em}h2{font-size:clamp(1.55rem,3.5vw,2.45rem);letter-spacing:-.025em}h3{font-size:1.18rem}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.52}button:focus-visible,a:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:3px solid #fb9f2c;outline-offset:3px}img{max-width:100%;display:block}ul{padding-left:1.4rem}p{margin-bottom:1.1em}.container{width:min(1160px,calc(100% - 36px));margin-inline:auto}.narrow{max-width:850px;margin-inline:auto}.eyebrow{font-weight:800;color:#1475a9;letter-spacing:.065em;text-transform:uppercase;font-size:.82rem}.lead{font-size:1.08rem;color:var(--muted);max-width:770px}.section{padding:76px 0}.section-soft{background:linear-gradient(145deg,#ecf8ff,#f3fff2)}.section-title{text-align:center;margin-bottom:36px}.section-title p{margin:12px auto 0;color:var(--muted);max-width:710px}.grid{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{border:1px solid var(--border);border-radius:var(--round);background:var(--paper);box-shadow:var(--shadow);overflow:hidden}.card-pad{padding:24px}.card h3{margin-bottom:.65rem}.card p:last-child{margin-bottom:0}.card-photo{aspect-ratio:1.8;object-fit:cover;width:100%}.chip{display:inline-flex;align-items:center;border-radius:60px;background:#eaf4ff;color:#155c9e;padding:5px 12px;font-weight:750;font-size:.82rem}.icon-bubble{display:grid;place-items:center;width:56px;height:56px;border-radius:17px;background:#eaf6ff;font-size:1.9rem;flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:11px 19px;border:2px solid transparent;border-radius:14px;background:var(--blue);color:#fff;font-weight:750;transition:transform .15s,filter .15s;line-height:1.3;text-align:center}.btn:hover{transform:translateY(-2px);filter:brightness(.95);text-decoration:none}.btn-pink{background:var(--pink)}.btn-green{background:#278559}.btn-light{background:#fff;color:#1466a5;border-color:#bbdff5}.btn-outline{background:transparent;color:#126cb5;border-color:#b8d9ec}.btn-plain{background:#f1f8ff;color:var(--navy)}.btn-small{font-size:.89rem;min-height:42px;padding:8px 15px}.button-row{display:flex;gap:11px;flex-wrap:wrap}.tint-yellow{background:#fff9dc}.tint-pink{background:#fff0f6}.tint-blue{background:#e9f6ff}.tint-green{background:#edf9ee}.muted{color:var(--muted)}.text-center{text-align:center}.spacer-sm{height:22px}.site-header{background:rgba(255,255,255,.97);border-bottom:1px solid #e2edf3;position:sticky;top:0;z-index:50;box-shadow:0 4px 14px rgba(22,67,112,.04)}.header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px;color:#075ca4;text-decoration:none;line-height:1.08;font-weight:900;letter-spacing:-.03em;font-size:1.18rem}.brand:hover{text-decoration:none}.brand-logo{display:grid;place-items:center;width:53px;height:53px;border-radius:19px;background:linear-gradient(145deg,#dff6fc,#e9ffe4);font-size:1.75rem}.main-nav{display:flex;align-items:center;gap:7px}.main-nav a{display:block;color:#183651;font-weight:720;border-radius:60px;padding:10px 13px;white-space:nowrap;font-size:.94rem}.main-nav a:hover,.main-nav a[aria-current=page]{background:#e8f5ff;text-decoration:none;color:#075fad}.menu-toggle{display:none;align-items:center;justify-content:center;min-height:44px;min-width:44px;border:1px solid #d7e5f0;background:white;border-radius:12px;font-size:1.4rem;color:var(--navy)}.hero{position:relative;isolation:isolate;background:linear-gradient(110deg,#e6f8ff 0%,#f0fcff 51%,#ebf9e8 100%);overflow:hidden;padding:58px 0 75px}.hero:after{content:'✦';position:absolute;left:5%;bottom:9px;font-size:100px;color:#b6dfef;opacity:.25;z-index:-1}.hero-layout{display:grid;grid-template-columns:1fr .98fr;align-items:center;gap:38px}.hero h1{margin:15px 0;color:#0c66b5}.hero h1 span{color:#ed4988}.hero-tagline{display:inline-block;background:#fff4b7;border-radius:15px;padding:8px 15px;color:#306a2b;font-weight:800;font-size:1.07rem;margin-bottom:12px}.hero-copy{font-size:1.07rem;max-width:590px;color:#35546d}.hero-image-wrap{position:relative;border-radius:32px;overflow:hidden;box-shadow:0 25px 50px rgba(24,108,158,.22);border:8px solid white;transform:rotate(1deg)}.hero-image{object-fit:cover;aspect-ratio:1.25;width:100%}.photo-caption{background:#ffffffeb;font-size:.75rem;color:#40607b;padding:5px 11px;position:absolute;bottom:10px;right:12px;border-radius:9px}.statline{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.statline .chip{background:white;border:1px solid #cae3ed}.feature-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}.feature-head h3{margin:0}.steps{counter-reset:steps}.step{position:relative;padding:24px 20px 22px 70px;background:white;border-radius:18px;border:1px solid var(--border);box-shadow:var(--shadow)}.step:before{counter-increment:steps;content:counter(steps);position:absolute;left:20px;top:23px;width:36px;height:36px;border-radius:12px;background:#dceffa;color:#126aaf;display:grid;place-items:center;font-weight:900}.quote-band{padding:42px 0;text-align:center;background:linear-gradient(90deg,#117ac3,#29aa9a);color:white}.quote-band h2{color:white;font-weight:850;max-width:930px;margin:0 auto}.page-intro{background:linear-gradient(115deg,#def2ff,#f3ffe9);padding:58px 0 54px;border-bottom:1px solid #e3edee}.page-intro .lead{margin-bottom:0}.box-illustration{min-height:285px;border-radius:28px;background:linear-gradient(145deg,#def5f4,#fdf2da);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:5px;border:1px solid #cce9e3}.box-illustration .box-icon{font-size:6.2rem;line-height:1.2}.box-illustration p{font-weight:750;color:#39736a}.message-card{padding:24px;cursor:pointer;text-align:left;width:100%;border:1px solid #d5e6ef}.message-card:hover{transform:translateY(-2px)}.message-card .message-example{display:none;border-top:1px dashed #bdd4df;margin-top:14px;padding-top:14px;color:#355872}.message-card[aria-expanded=true] .message-example{display:block}.mini-bullet{display:flex;gap:12px;align-items:flex-start;padding:18px;background:white;border:1px solid #e1ecef;border-radius:17px}.mini-bullet span{font-size:1.3rem}.deed-card{padding:24px;display:flex;flex-direction:column;gap:10px}.deed-card h3{margin:0}.deed-card p{margin:0}.deed-card small{color:var(--muted)}.deed-card .btn{margin-top:auto;width:100%}.deed-card.selected{border:2px solid #239b81;background:#f2fff7}.selection-panel{position:sticky;bottom:12px;z-index:10;background:#fff;box-shadow:0 15px 45px #0e4b6563;border:1px solid #9dcfc8;padding:18px 22px;border-radius:20px;margin:20px 0}.selection-tags{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.selection-tags span{background:#def8e9;padding:5px 10px;border-radius:15px;color:#205c46;font-size:.9rem;font-weight:700}.callout{background:#fff8df;border-left:5px solid #e7b343;padding:18px 22px;border-radius:12px}.book-layout{display:grid;grid-template-columns:240px minmax(0,1fr);align-items:start;gap:22px}.book-toc{position:sticky;top:105px;padding:18px}.toc-links{display:grid;gap:6px;max-height:60vh;overflow-y:auto}.toc-links button{border:0;background:transparent;color:#1d4965;text-align:left;font-size:.86rem;padding:9px 10px;border-radius:10px}.toc-links button:hover,.toc-links button.active{background:#e4f4ff;color:#095ba6;font-weight:750}.book-view{min-height:535px;padding:36px;background:linear-gradient(115deg,#fff,#fbfff6);border:1px solid #d4e4e5;border-radius:25px;box-shadow:var(--shadow);position:relative}.book-view:after{content:'';position:absolute;top:15px;bottom:15px;left:15px;border-left:5px solid #dbe9ed;border-radius:6px;opacity:.7}.book-text{white-space:normal;font-size:1.04rem;line-height:1.85}.book-text p{margin-bottom:1.15rem}.book-text strong{color:#126eaa}.book-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:25px}.book-page{font-weight:800;color:#176ca3;white-space:nowrap}.book-cover{display:grid;place-items:center;text-align:center;min-height:325px;padding:25px;border-radius:20px;background:linear-gradient(130deg,#c2eeff,#fff5ca 55%,#fee3ed);border:8px solid white}.book-cover h2{font-size:clamp(2rem,5vw,3.4rem);color:#1b6bac}.situation{padding:23px}.situation h3{margin-bottom:8px}.choice-stack{display:grid;gap:9px;margin:16px 0}.choice{border:1px solid #cde3ec;background:#f9fdff;color:#254763;border-radius:13px;padding:13px 14px;text-align:left;min-height:46px}.choice:hover,.choice.active{border-color:#168ab7;background:#e9f6ff}.feedback{display:none;padding:14px 17px;background:#eaf8ed;border-radius:13px;color:#265c42;border:1px solid #b9e5c9}.feedback.show{display:block}.timeline{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;counter-reset:timeline}.timeline-item{padding:14px;text-align:center;background:#eef8ff;border:1px solid #cae4f0;border-radius:15px;font-size:.88rem;font-weight:750;min-height:110px}.timeline-item:before{counter-increment:timeline;content:counter(timeline);width:32px;height:32px;margin:0 auto 11px;background:#1683c6;color:#fff;display:grid;place-items:center;border-radius:50%}.research-stat{display:grid;gap:6px;text-align:center;padding:22px;border:1px solid #d0e8ea;background:white;border-radius:20px}.research-stat b{font-size:2rem;color:#127fc4;line-height:1.1}.chart-card{padding:24px}.chart{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.chart-group{text-align:center;border:1px solid #e5eaf0;border-radius:15px;padding:18px 12px;background:#fbfeff}.chart-bars{display:flex;align-items:end;justify-content:center;gap:14px;height:205px;border-bottom:2px solid #aac4d1;margin:15px 0 10px}.chart-bar{position:relative;width:min(72px,40%);border-radius:9px 9px 0 0;min-height:3px;background:#6bb8e6}.chart-bar.before{background:#e8a9c5}.chart-value{position:absolute;top:-26px;width:100%;left:0;text-align:center;font-size:.85rem;color:#153e5c;font-weight:850}.chart-legend{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;font-size:.86rem;margin:10px 0}.chart-legend span{display:flex;align-items:center;gap:7px}.swatch{display:inline-block;height:12px;width:12px;border-radius:3px;background:#6bb8e6}.swatch.before{background:#e8a9c5}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;min-width:450px;background:white}th,td{border:1px solid #d8e8ee;text-align:center;padding:10px}th{background:#ebf7fb;color:#1c5279}td:first-child,th:first-child{text-align:left}.evidence{border:2px dashed #c4dce6;background:#fafcfd;min-height:185px;padding:20px;border-radius:22px;display:grid;place-items:center;text-align:center;color:#687f91}.evidence strong{display:block;color:#37657d;margin-bottom:8px}.evidence span{font-size:2rem}.site-footer{background:#145c91;color:#eaf8ff;padding:42px 0 20px}.site-footer strong,.site-footer h3{color:white}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:26px}.footer-grid p{font-size:.93rem;margin-bottom:.4rem}.footer-bottom{border-top:1px solid #ffffff3f;margin-top:27px;padding-top:14px;font-size:.85rem;color:#c6e7ff}.chat-launch{position:fixed;right:23px;bottom:22px;z-index:101;border:4px solid #fff;border-radius:60px;background:#1179c8;color:#fff;min-height:65px;padding:9px 18px;font-weight:850;box-shadow:0 9px 28px #17608f66;display:flex;align-items:center;gap:8px}.chat-launch .chat-emoji{font-size:1.7rem}.chat-panel{position:fixed;z-index:101;right:23px;bottom:96px;width:min(385px,calc(100vw - 28px));max-height:min(77vh,700px);background:#fff;border-radius:24px;box-shadow:0 20px 65px #133a5270;border:1px solid #cfe5ee;display:none;flex-direction:column;overflow:hidden}.chat-panel.open{display:flex}.chat-header{padding:13px 14px;background:linear-gradient(90deg,#147cc2,#2ba89c);color:white;display:flex;align-items:center;justify-content:space-between;gap:7px}.chat-header strong{font-size:1rem}.chat-head-buttons{display:flex;gap:5px}.chat-icon-btn{border:1px solid #ffffff8a;border-radius:10px;background:#ffffff2e;color:white;min-width:38px;min-height:38px;font-weight:800}.chat-body{padding:15px;overflow-y:auto;min-height:145px;max-height:39vh;background:#f8fcff}.chat-bubble{max-width:92%;padding:10px 13px;border-radius:15px;margin:0 0 12px;white-space:pre-wrap;font-size:.91rem;overflow-wrap:anywhere}.chat-bubble.bot{background:#e7f2fc;color:#153e62;border-bottom-left-radius:3px}.chat-bubble.user{background:#247eb9;color:white;border-bottom-right-radius:3px;margin-left:auto}.chat-suggestions{padding:9px 12px;display:flex;gap:6px;overflow-x:auto;border-top:1px solid #e6edf2}.chat-suggestions button{background:#eaf6fc;color:#20618d;border:1px solid #c8e1ee;border-radius:30px;white-space:nowrap;font-size:.78rem;padding:7px 11px;min-height:39px}.chat-form{display:flex;gap:7px;padding:8px 11px}.chat-form input{flex:1;min-width:0;border:1px solid #bcd4df;padding:10px;border-radius:11px;color:#153a56}.chat-form button{min-width:49px}.chat-bottom{border-top:1px solid #e1eaf0;padding:9px 12px}.chat-bottom .button-row{gap:6px}.chat-bottom .btn{font-size:.77rem;min-height:38px;padding:8px 10px}.chat-bottom small{display:block;font-size:.69rem;line-height:1.35;color:#667e8d;margin-top:7px}.screen-reader-only{position:absolute;clip:rect(0 0 0 0);width:1px;height:1px;overflow:hidden;white-space:nowrap}
@media (max-width:900px){.main-nav a{font-size:.84rem;padding:9px}.hero-layout{gap:22px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.timeline{grid-template-columns:repeat(3,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:680px){.container{width:min(100% - 28px,1160px)}.header-inner{min-height:70px}.brand{font-size:1.04rem}.brand-logo{width:45px;height:45px;font-size:1.4rem}.menu-toggle{display:flex}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;padding:10px 15px 18px;background:#fff;box-shadow:0 12px 18px #123b5230;flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px;font-size:1rem}.section{padding:52px 0}.hero{padding:34px 0 58px}.hero-layout{grid-template-columns:1fr}.hero h1{font-size:clamp(2.2rem,9vw,3.5rem)}.hero-image-wrap{transform:none;margin-top:6px}.hero-image{aspect-ratio:1.5}.hero-tagline{font-size:.95rem}.grid-2,.grid-3,.grid-4,.footer-grid{grid-template-columns:1fr}.card-pad,.deed-card{padding:20px}.book-layout{grid-template-columns:1fr}.book-toc{position:static}.toc-links{grid-template-columns:repeat(2,minmax(0,1fr));max-height:220px}.book-view{padding:25px 21px}.book-view:after{left:7px}.timeline{grid-template-columns:repeat(2,minmax(0,1fr))}.chart{gap:10px}.chart-card{padding:14px}.chart-group{padding:12px 5px}.chart-bars{height:165px;gap:8px}.chart-bar{width:min(45px,40%)}.chart-value{font-size:.75rem}.selection-panel{position:static}.chat-panel{right:14px;bottom:86px;max-height:72vh}.chat-launch{right:12px;bottom:12px;min-height:55px;font-size:.88rem}.chat-body{max-height:28vh}.page-intro{padding:42px 0}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}