/* AI Shelf Test v4: calm, Apple-like. Emerald + cream. */
:root{--bg:#fbf8f1;--bg2:#f4efe3;--card:#fffdf9;--ink:#15201b;--muted:#5d665f;--line:#e6dfd0;--acc:#0e7a55;--acc-d:#0a5c40;--acc2:#e5f2ea;--glow:rgba(16,145,98,.18);--warn:#a8740a;--bad:#b4452c;
--r:22px;--sh:0 1px 1px rgba(21,32,27,.03),0 8px 24px -12px rgba(21,32,27,.12);--sh2:0 2px 4px rgba(21,32,27,.04),0 24px 60px -24px rgba(10,92,64,.28);
--f:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Segoe UI Variable Text","Segoe UI",system-ui,Roboto,"Helvetica Neue",Arial,sans-serif;--ease:cubic-bezier(.2,.7,.2,1)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 var(--f);overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.w{max-width:1080px;margin:0 auto;padding:0 24px}
a{color:var(--acc);text-underline-offset:3px}a:hover{color:var(--acc-d)}
/* nav */
.top{position:sticky;top:0;z-index:20;background:rgba(251,248,241,.78);-webkit-backdrop-filter:saturate(180%) blur(18px);backdrop-filter:saturate(180%) blur(18px);border-bottom:1px solid rgba(230,223,208,.7)}
.top .w{display:flex;align-items:center;gap:18px;height:64px}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:650;letter-spacing:-.015em;font-size:17px;text-decoration:none;color:var(--ink);white-space:nowrap;margin-right:auto}
.logo svg{flex:none}
.nav{display:flex;align-items:center;gap:4px}
.nav a{color:var(--ink);opacity:.78;text-decoration:none;font-size:15px;padding:10px 12px;border-radius:999px;transition:opacity .2s,background .2s}
.nav a:hover,.nav a[aria-current]{opacity:1;background:rgba(14,122,85,.07)}
.nav .cta{opacity:1;background:var(--acc);color:#fff;font-weight:600;padding:9px 16px;margin-left:6px}.nav .cta:hover{background:var(--acc-d);color:#fff}
/* type */
h1{font-size:clamp(38px,6.4vw,68px);line-height:1.04;letter-spacing:-.035em;font-weight:700;margin:0 0 20px;max-width:14ch}
h2{font-size:clamp(28px,4vw,44px);line-height:1.1;letter-spacing:-.03em;font-weight:700;margin:0 0 14px}
h3{font-size:19px;letter-spacing:-.01em;margin:0 0 6px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--acc);background:var(--acc2);border-radius:999px;padding:6px 12px;margin:0 0 20px}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--acc);box-shadow:0 0 0 4px rgba(14,122,85,.15)}
.lead{font-size:clamp(18px,2.2vw,21px);line-height:1.5;color:var(--muted);max-width:34em;margin:0 0 30px}
.grad{background:linear-gradient(100deg,var(--acc-d),#16a374 60%,var(--acc));-webkit-background-clip:text;background-clip:text;color:transparent}
section{padding:96px 0}
.alt{background:var(--bg2)}
.center{text-align:center}.center .lead{margin-left:auto;margin-right:auto}
/* hero */
.hero{position:relative;padding:72px 0 96px;isolation:isolate;overflow:hidden}
.hero:before{content:"";position:absolute;z-index:-1;inset:-120px -10% auto auto;width:720px;height:720px;max-width:100%;background:radial-gradient(closest-side,var(--glow),transparent 70%);filter:blur(10px);animation:breathe 9s var(--ease) infinite alternate;pointer-events:none}
.hero .w{display:grid;gap:56px;grid-template-columns:1.1fr .9fr;align-items:center}
@keyframes breathe{from{transform:translate3d(0,0,0) scale(1);opacity:.85}to{transform:translate3d(-30px,20px,0) scale(1.08);opacity:1}}
/* forms */
.form{display:flex;flex-wrap:wrap;gap:10px;max-width:520px}
input,textarea,select{font:inherit;font-size:17px;padding:14px 16px;border:1px solid #d9d1c0;border-radius:14px;background:#fff;color:var(--ink);min-height:52px;flex:1 1 220px;width:100%;transition:border-color .2s,box-shadow .2s;-webkit-appearance:none;appearance:none}
input::placeholder,textarea::placeholder{color:#9a9f97}
input:focus,textarea:focus{outline:0;border-color:var(--acc);box-shadow:0 0 0 4px rgba(14,122,85,.14)}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(14,122,85,.45);outline-offset:2px;border-radius:10px}
.btn{font:inherit;font-weight:600;font-size:17px;background:var(--acc);color:#fff;border:0;border-radius:14px;padding:14px 22px;min-height:52px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 1px 0 rgba(255,255,255,.2) inset,0 6px 16px -8px rgba(10,92,64,.6);transition:transform .2s var(--ease),background .2s,box-shadow .2s}
.btn:hover{background:var(--acc-d);color:#fff;transform:translateY(-1px)}.btn:active{transform:translateY(0) scale(.98)}.btn:disabled{opacity:.6;transform:none;cursor:default}
.btn.ghost{background:transparent;color:var(--acc);box-shadow:inset 0 0 0 1.5px var(--acc)}.btn.ghost:hover{background:var(--acc2);color:var(--acc-d)}
.msg{flex-basis:100%;min-height:1.6em;font-size:16px;color:var(--acc);font-weight:600}.msg.err{color:var(--bad)}
.small{font-size:15px;color:var(--muted)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin-top:16px;max-width:560px;box-shadow:var(--sh)}
.panel label,.field label{display:block;font-size:15px;font-weight:600;margin:14px 0 6px}
.panel input{flex:none}
.check{display:flex!important;gap:10px;align-items:center;font-weight:400!important;color:var(--muted)}
.check input{width:22px;height:22px;min-height:0;flex:none;-webkit-appearance:checkbox;appearance:auto;accent-color:var(--acc)}
.wait{color:var(--muted);font-size:16px}
.bar{height:6px;background:var(--line);border-radius:3px;overflow:hidden;margin:10px 0}.bar i{display:block;height:100%;width:30%;background:var(--acc);border-radius:3px;animation:slide 1.4s ease-in-out infinite}
@keyframes slide{0%{transform:translateX(-100%)}100%{transform:translateX(340%)}}
/* example card + ring */
.ex{position:relative;background:var(--card);border:1px solid var(--line);border-radius:28px;padding:28px;box-shadow:var(--sh2)}
.ex .head{display:flex;align-items:center;gap:20px;margin-bottom:20px}
.ring{flex:none;display:block}
.ring .arc{transition:stroke-dashoffset 1.6s var(--ease)}
.ring.go .arc{stroke-dashoffset:var(--to)!important}
.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#7a5b16;background:#f6ecd2;border-radius:999px;padding:4px 10px}
.q{font-weight:600;margin:0 0 12px}.q span{color:var(--muted);font-weight:400;display:block;font-size:15px}
.ans{margin:0;padding:14px 16px;background:var(--bg);border-radius:16px;font-size:16px}
.ans ol{margin:6px 0 0;padding-left:22px}.you{background:var(--acc2);color:var(--acc-d);font-weight:600;padding:1px 6px;border-radius:6px}
.verdict{margin:14px 0 0;font-size:16px}
/* steps / plans */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:40px 0 0;padding:0;list-style:none;counter-reset:s}
.steps li{counter-increment:s;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;box-shadow:var(--sh);text-align:left}
.steps li:before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--acc2);color:var(--acc);font-weight:700;margin-bottom:16px}
.steps p,.plan p{margin:0;color:var(--muted)}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px;text-align:left}
.plan{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--sh);transition:transform .3s var(--ease),box-shadow .3s}
.plan:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.plan.hi{border:1.5px solid var(--acc);background:linear-gradient(180deg,#f3faf6,var(--card) 50%)}
.price{font-size:40px;font-weight:700;letter-spacing:-.03em}.price small{font-size:16px;font-weight:400;color:var(--muted);letter-spacing:0}
.plan ul{margin:0;padding-left:20px;color:var(--muted);flex:1}.plan .btn{width:100%;margin-top:8px}
.faq{max-width:760px;margin:36px auto 0;text-align:left}
details{border-bottom:1px solid var(--line);padding:4px 0}
summary{cursor:pointer;font-weight:600;padding:16px 28px 16px 0;min-height:44px;list-style:none;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:4px;top:12px;font-size:24px;font-weight:300;color:var(--acc);transition:transform .25s var(--ease)}
details[open] summary:after{transform:rotate(45deg)}
details p{margin:0 0 18px;color:var(--muted);max-width:40em}
.note{background:var(--acc2);border-radius:16px;padding:16px 18px;font-size:16px;margin-top:32px;max-width:46em;color:#1f3a2e}
.center .note{margin-left:auto;margin-right:auto}
/* content pages */
.page{padding:72px 0 88px;position:relative;isolation:isolate;overflow:hidden}
.page:before{content:"";position:absolute;z-index:-1;top:-160px;left:50%;transform:translateX(-50%);width:760px;max-width:100%;height:520px;background:radial-gradient(closest-side,var(--glow),transparent 70%);pointer-events:none}
.prose{max-width:680px;margin:0 auto}.prose h1{max-width:none}.prose h2{font-size:clamp(24px,3vw,30px);margin-top:44px}
.prose p,.prose li{color:#36413a}.prose ul{padding-left:22px}
.cardbox{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;box-shadow:var(--sh)}
.field textarea{resize:vertical;min-height:150px}
.count{float:right;font-weight:400;color:var(--muted)}
/* footer */
footer{border-top:1px solid var(--line);padding:48px 0 56px;font-size:14px;color:var(--muted)}
footer .row{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center;justify-content:space-between;margin-bottom:22px}
footer nav{display:flex;flex-wrap:wrap;gap:6px 22px}footer nav a{color:var(--ink);text-decoration:none;font-size:15px;padding:6px 0}footer nav a:hover{color:var(--acc)}
footer p{margin:0;max-width:62em}
dialog{border:0;border-radius:24px;padding:30px 26px;max-width:460px;width:calc(100% - 28px);background:var(--card);color:var(--ink);box-shadow:var(--sh2)}
dialog[open]{animation:pop .35s var(--ease)}@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.98)}}
dialog::backdrop{background:rgba(21,32,27,.35);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.x{position:absolute;top:10px;right:10px;width:44px;height:44px;border:0;background:none;font-size:26px;cursor:pointer;color:var(--muted);border-radius:50%}
dialog .form input,dialog .form textarea,dialog .btn{flex-basis:100%}
/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease),transform .8s var(--ease)}.rv.in{opacity:1;transform:none}
.no-js .rv{opacity:1;transform:none}
/* results */
.demo{background:#f6ecd2;color:#5b4410;border-radius:14px;padding:12px 16px;font-size:16px;margin:20px 0 0}
.score{display:flex;gap:28px;align-items:center;flex-wrap:wrap;margin:28px 0 8px}
.big{font-size:clamp(26px,4vw,38px);line-height:1.15;letter-spacing:-.025em;font-weight:700;margin:0}
.share{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0}
.card-img{width:100%;max-width:640px;border-radius:20px;border:1px solid var(--line);display:block;height:auto;box-shadow:var(--sh2)}
.qcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:16px 0;box-shadow:var(--sh)}
.qcard details{border:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 0;padding:0;list-style:none}.chips li{background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:15px}
.why{padding-left:22px}.why li{margin:0 0 16px}.why p{margin:2px 0;color:var(--muted);font-size:16px}
.pill{font-size:13px;font-weight:700;border-radius:999px;padding:2px 9px;margin-left:6px;background:var(--acc2);color:var(--acc);white-space:nowrap}
.res section{padding:56px 0;border-top:1px solid var(--line)}.res .rhero{border:0;padding:48px 0 24px}
@media (max-width:860px){.hero .w,.steps,.plans{grid-template-columns:1fr}.hero{padding:40px 0 72px}.hero .w{gap:44px}section{padding:72px 0}.form .btn{flex-basis:100%}.nav .hide-s{display:none}}
@media (max-width:420px){.w{padding:0 16px}.top .w{gap:4px}.logo{font-size:16px;gap:7px}.nav{gap:0}.nav a{padding:10px 7px;font-size:14px}.nav .cta{padding:8px 12px;margin-left:2px}.ex{padding:22px}}
@media (max-width:359px){.logo span{display:none}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.rv{opacity:1;transform:none}.bar i{width:100%;opacity:.5}}
select{background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%235d665f' stroke-width='1.6'/%3E%3C/svg%3E") no-repeat right 16px center;padding-right:42px;cursor:pointer}
.clist{list-style:none;padding:0;margin:8px 0 0;max-width:640px}.clist li{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);font-weight:600}.clist .cn{color:var(--muted);font-weight:400;white-space:nowrap}
.tip{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--acc);border-radius:var(--r);padding:20px 22px;max-width:640px;box-shadow:var(--sh);font-size:18px}
.said summary{font-size:19px}.qa{padding:18px 0;border-top:1px solid var(--line)}.qa-q{margin:0;font-weight:600}.qa-q span,.qa-a{color:var(--muted);font-weight:400}.qa-a{margin:6px 0 0}.qa .yes{color:var(--acc)}.qa .no{color:#b4452c}
.qa blockquote{margin:0;padding:12px 16px;background:var(--card);border-radius:12px;border:1px solid var(--line);white-space:pre-wrap;font-size:15px;color:var(--muted);overflow-wrap:anywhere}
@media(max-width:480px){.clist li{flex-direction:column;gap:2px}}