/* STUDIO ZOE — luz de camarim sobre grafite */
:root{
  --ink-950:#141215;
  --ink-900:#17161A;
  --ink-850:#1C1A1F;
  --ink-800:#232126;
  --ink-700:#2B282C;
  --led:#F4B76A;
  --led-soft:#FFD9A0;
  --led-deep:#B97F3F;
  --rose:#E23B74;
  --rose-deep:#C92457;
  --text-hi:#F1EEEA;
  --text-mid:#B9B4AE;
  --text-dim:#8E8A90;
  --paper:#EFE8E1;
  --line:rgba(244,183,106,.16);
  --line-strong:rgba(244,183,106,.34);
  --grad-led:linear-gradient(115deg,#B97F3F 0%,#F4B76A 40%,#FFD9A0 65%,#F4B76A 100%);
  --grad-wing:linear-gradient(135deg,#E23B74 0%,#F4B76A 100%);
  --serif:"Cormorant Garamond",Georgia,serif;
  --sans:"DM Sans",system-ui,sans-serif;
  --script:"Great Vibes",cursive;
  --ease:cubic-bezier(.22,1,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--ink-900);color:var(--text-hi);font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
figure{margin:0}
[hidden]{display:none!important}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.02em;line-height:1.08;margin:0;text-wrap:balance}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(2rem,4.4vw,3.3rem)}
h1 em,h2 em{font-style:italic;background:var(--grad-led);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
p{margin:0 0 1em;text-wrap:pretty}
::selection{background:rgba(226,59,116,.35)}
:focus-visible{outline:2px solid var(--led);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--led);color:#1A1512;padding:8px 16px;border-radius:8px;z-index:99}
.skip:focus{left:8px}
body::after{content:"";position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.05;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E")}
.container{width:min(1180px,92vw);margin-inline:auto}
.container--narrow{width:min(860px,92vw)}
.section{position:relative;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:clamp(64px,9vh,110px) 0}
.section--alt{background:linear-gradient(160deg,var(--ink-850) 0%,var(--ink-800) 100%)}
.eyebrow{display:flex;align-items:center;gap:14px;font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--text-mid);margin-bottom:22px}
.eyebrow__line{width:44px;height:1px;background:var(--grad-led)}
.sec-head{max-width:640px;margin-bottom:clamp(36px,5vh,56px)}
.sec-sub{color:var(--text-mid);margin-top:14px}
.section-num{position:absolute;top:12px;right:4vw;z-index:0;display:flex;align-items:center;gap:12px;font-family:var(--serif);font-weight:500;font-size:clamp(2rem,4vw,3.2rem);line-height:1;color:rgba(244,183,106,.4);-webkit-text-stroke:1px rgba(244,183,106,.5);-webkit-text-fill-color:transparent;pointer-events:none;user-select:none}
.section-num::before{content:"";width:44px;height:1px;background:var(--grad-led);opacity:.5}
.hero>.container,.section>.container{position:relative;z-index:1}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 28px;border-radius:12px;border:1px solid transparent;font:600 .95rem/1 var(--sans);text-decoration:none;cursor:pointer;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.btn--gold{background:var(--grad-led);color:#241A0E;box-shadow:0 8px 26px rgba(244,183,106,.18)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(244,183,106,.28)}
.btn--ghost{border-color:var(--line-strong);color:var(--led-soft);background:transparent}
.btn--big{min-height:58px;padding:0 36px;font-size:1.02rem}
.link-quiet{color:var(--text-mid);text-decoration:none;border-bottom:1px solid var(--line-strong);padding-bottom:3px;transition:color .3s}
.link-quiet:hover{color:var(--led-soft)}
.quote{border-left:1px solid var(--line-strong);padding:6px 0 6px 20px;margin:26px 0}
.quote p{font-family:var(--script);font-size:clamp(1.5rem,2.6vw,1.9rem);line-height:1.3;color:var(--led-soft);margin:0 0 8px}
.quote cite{font-style:normal;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim)}
.fios{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.fios li{border-left:1px solid var(--line);padding-left:16px;color:var(--text-mid)}
.fios li b{color:var(--text-hi);font-weight:600}
/* header */
.site-header{position:relative;background:var(--ink-900);border-bottom:1px solid var(--line);z-index:50}
.site-header__in{display:flex;align-items:center;gap:28px;height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0}
.brand__mark{width:34px;height:34px}
.brand__txt strong{display:block;font-family:var(--serif);font-size:1.05rem;letter-spacing:.12em;white-space:nowrap}
.brand__txt small{display:block;font-size:.58rem;letter-spacing:.3em;color:var(--text-dim);white-space:nowrap}
.nav{display:flex;gap:clamp(16px,2.4vw,30px);margin-left:auto}
.nav a{font-size:.82rem;letter-spacing:.06em;text-decoration:none;color:var(--text-mid);white-space:nowrap;padding:6px 0;border-bottom:1px solid transparent;transition:color .3s,border-color .3s}
.nav a:hover,.nav a.is-active{color:var(--led-soft);border-bottom-color:var(--led)}
.site-header__cta{flex-shrink:0;min-height:44px;padding:0 20px;font-size:.85rem}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer;flex-direction:column;justify-content:center;gap:6px;align-items:center}
.nav-toggle span{display:block;width:24px;height:1.5px;background:var(--text-hi);transition:.35s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.menu-overlay{position:fixed;inset:0;z-index:70;background:rgba(20,18,21,.97);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:40px;opacity:0;visibility:hidden;transition:opacity .45s var(--ease),visibility .45s}
.menu-overlay.is-open{opacity:1;visibility:visible}
.menu-overlay__nav{display:flex;flex-direction:column;gap:22px;text-align:center}
.menu-overlay__nav a{font-family:var(--serif);font-size:clamp(1.7rem,6vw,2.4rem);text-decoration:none;color:var(--text-hi);opacity:0;transform:translateY(14px);transition:.5s var(--ease)}
.menu-overlay.is-open .menu-overlay__nav a{opacity:1;transform:none}
.menu-overlay__nav a:nth-child(2){transition-delay:.06s}.menu-overlay__nav a:nth-child(3){transition-delay:.12s}.menu-overlay__nav a:nth-child(4){transition-delay:.18s}.menu-overlay__nav a:nth-child(5){transition-delay:.24s}.menu-overlay__nav a:nth-child(6){transition-delay:.3s}
/* hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:clamp(48px,8vh,90px) 0;overflow:hidden;background:var(--ink-900)}
.hero::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:url("/assets/img/fundo-agata.webp") 70% 30%/cover no-repeat;opacity:.85;filter:saturate(1.05) contrast(1.03);-webkit-mask-image:radial-gradient(145% 125% at 76% 30%,#000 0%,rgba(0,0,0,.9) 52%,rgba(0,0,0,.6) 78%,rgba(0,0,0,.32) 100%);mask-image:radial-gradient(145% 125% at 76% 30%,#000 0%,rgba(0,0,0,.9) 52%,rgba(0,0,0,.6) 78%,rgba(0,0,0,.32) 100%)}
.hero::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:radial-gradient(1100px 600px at 78% 30%,rgba(244,183,106,.09),transparent 60%),radial-gradient(700px 500px at 12% 85%,rgba(226,59,116,.06),transparent 60%),linear-gradient(90deg,rgba(23,22,26,.92) 0%,rgba(23,22,26,.88) 30%,rgba(23,22,26,.80) 48%,rgba(23,22,26,.50) 64%,rgba(23,22,26,.18) 82%,rgba(23,22,26,.05) 100%)}
.hero>.section-num{z-index:1}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(300px,.8fr);gap:clamp(40px,6vw,90px);align-items:center}
.hero__sub{color:var(--text-mid);max-width:46ch;margin-top:22px;font-size:1.05rem}
.hero__actions{display:flex;align-items:center;gap:26px;margin-top:34px;flex-wrap:wrap}
.hero__chips{list-style:none;display:flex;gap:12px;flex-wrap:wrap;padding:0;margin:40px 0 0}
.hero__chips li{font-size:.78rem;letter-spacing:.05em;color:var(--text-mid);border:1px solid var(--line);border-radius:999px;padding:8px 16px}
.hero__chips b{color:var(--led-soft);font-weight:600}
.hero__stage{position:relative;justify-self:center}
.arch{position:relative;border-radius:999px 999px 18px 18px;overflow:hidden;border:1px solid rgba(244,183,106,.3);box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 70px rgba(244,183,106,.07)}
.arch::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;box-shadow:inset 0 0 0 1px rgba(255,217,160,.14),inset 0 -50px 90px rgba(20,18,21,.4)}
.hero__portrait{width:min(400px,78vw)}
.hero__portrait img{width:100%;height:100%;object-fit:cover;aspect-ratio:2/3}
.hero__scroll{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:26px;height:44px;border:1px solid var(--line-strong);border-radius:999px;display:flex;justify-content:center;padding-top:8px;z-index:1}
.hero__scroll span{width:2px;height:9px;border-radius:2px;background:var(--led);animation:drip 2s infinite}
@keyframes drip{0%{transform:translateY(0);opacity:1}70%{transform:translateY(14px);opacity:0}100%{opacity:0}}
/* marquee */
.marquee{border-block:1px solid var(--line);padding:18px 0;overflow:hidden;background:var(--ink-850)}
.marquee__track{display:flex;width:max-content;animation:mq 42s linear infinite}
.marquee__track span{font-family:var(--serif);font-size:1rem;letter-spacing:.22em;color:var(--text-mid);white-space:nowrap}
.marquee__track i{font-style:normal;color:var(--led);margin:0 18px}
@keyframes mq{to{transform:translateX(-50%)}}
/* split sections */
.split{display:grid;grid-template-columns:minmax(280px,.85fr) minmax(0,1fr);gap:clamp(40px,6vw,90px);align-items:center}
.split--rev{grid-template-columns:minmax(0,1fr) minmax(280px,.85fr)}
.split--rev .split__media{order:2}
.split__media{position:relative;justify-self:center}
.arch--tall{width:min(380px,80vw)}
.arch--tall img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/4}
.media-note{font-size:.78rem;color:var(--text-dim);letter-spacing:.06em;margin-top:14px;text-align:center;max-width:34ch;margin-inline:auto}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:34px 0 0}
.stats div{border-top:1px solid var(--line);padding-top:14px}
.stats dt{font-family:var(--serif);font-size:1.9rem;color:var(--led-soft)}
.stats dd{margin:2px 0 0;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-dim)}
/* shelf */
.shelf{position:relative}
.shelf__grid{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(18px,2.4vw,30px);align-items:end}
.book-card{position:relative;background:none;border:0;padding:0;cursor:pointer;perspective:1200px;align-self:end;transition:transform .55s var(--ease);z-index:1}
.book{position:relative;display:block;width:100%;aspect-ratio:2/3;transform-style:preserve-3d;transform:rotateZ(var(--r,0deg));transition:transform .55s var(--ease)}
.book-card:hover{transform:translateY(-14px);z-index:5}
.book-shadow{position:absolute;left:6%;right:-4%;bottom:-8%;height:16px;background:radial-gradient(50% 100% at 50% 0,rgba(0,0,0,.55),transparent 70%)}
.book-back{position:absolute;inset:0;background:var(--cover,#241B20);border-radius:3px 8px 8px 3px;transform:translateZ(-14px);box-shadow:inset -4px 0 10px rgba(0,0,0,.5)}
.page-block{position:absolute;inset:1.9% 1.5% 1.9% 4.4%;background:linear-gradient(90deg,#CFC4B0,#EFE6D3 18%,#E4D9C2 85%,#CFC4B0);border-radius:2px 6px 6px 2px;transform:translate3d(6px,1px,-10px);transition:transform .7s var(--ease)}
.page-fan{position:absolute;inset:0;transform-style:preserve-3d;pointer-events:none}
.page-fan i{position:absolute;inset:2% 2% 2% 5%;background:linear-gradient(90deg,#E4D9C2,#EFE6D3);border-radius:2px 6px 6px 2px;transform-origin:1.5% center;opacity:0;transition:transform .7s var(--ease),opacity .5s}
.front-cover{position:absolute;inset:0;border-radius:3px 8px 8px 3px;transform-origin:1.5% center;background-color:var(--cover,#241B20);background-size:cover;background-position:center;box-shadow:inset 4px 0 12px rgba(0,0,0,.4),inset 0 0 0 1px rgba(244,183,106,.2);transition:transform .8s var(--ease),box-shadow .8s var(--ease);overflow:hidden}
.front-cover::before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 30%,rgba(255,217,160,.14) 45%,transparent 60%);pointer-events:none}
.front-cover::after{content:"";position:absolute;left:7%;top:0;bottom:0;width:1px;background:rgba(244,183,106,.35)}
.cover-ui{position:absolute;inset:0;display:flex;flex-direction:column;padding:10% 9% 9% 16%;color:var(--text-hi)}
.cover-kicker{font-size:.5rem;letter-spacing:.26em;text-transform:uppercase;color:var(--led-soft)}
.cover-title{font-family:var(--serif);font-size:clamp(.95rem,1.35vw,1.25rem);line-height:1.12;margin-top:8px}
.cover-sub{font-size:.6rem;color:var(--text-mid);margin-top:7px;font-style:italic}
.cover-foot{margin-top:auto;font-size:.52rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-dim)}
.cover-badge{position:absolute;right:8%;bottom:7%;font-size:.55rem;letter-spacing:.18em;text-transform:uppercase;color:var(--led-soft);border:1px solid var(--line-strong);border-radius:999px;padding:4px 10px;opacity:0;transform:translateY(6px);transition:.4s var(--ease)}
.book-card:hover .cover-badge,.book-card:focus-visible .cover-badge{opacity:1;transform:none}
/* detail mode */
.shelf[data-mode="detail"] .shelf__grid{grid-template-columns:minmax(200px,290px) minmax(0,1fr);gap:clamp(34px,5vw,80px);align-items:center}
.shelf[data-mode="detail"] .book-card:not(.selected){display:none}
.shelf[data-mode="detail"] .book-card{transform:none;justify-self:center;width:100%;max-width:290px}
.shelf[data-mode="detail"] .book-card .book{transform:rotateZ(0)}
.book-card.selected .front-cover{transform:translate3d(0,0,18px) rotateY(-29deg);box-shadow:25px 26px 44px rgba(0,0,0,.5),inset 0 0 0 1px rgba(244,183,106,.3)}
.book-card.selected .page-block{transform:translate3d(8px,1px,-8px)}
.book-card.selected .page-fan i{opacity:1}
.book-card.selected .page-fan i:nth-child(1){transform:rotateY(-4deg)}
.book-card.selected .page-fan i:nth-child(2){transform:rotateY(-8deg)}
.book-card.selected .page-fan i:nth-child(3){transform:rotateY(-12deg)}
.book-card.selected .page-fan i:nth-child(4){transform:rotateY(-16deg)}
.book-panel{display:none;position:relative;background:var(--ink-800);border:1px solid var(--line);border-radius:16px;padding:clamp(28px,3.4vw,46px);max-width:560px}
.shelf[data-mode="detail"] .book-panel{display:block}
.book-panel__kicker{font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:var(--led-soft);margin-bottom:10px}
.book-panel h3{font-size:clamp(1.6rem,2.6vw,2.2rem);margin-bottom:14px}
.book-panel>p{color:var(--text-mid)}
.book-panel .fios{margin:20px 0 26px}
.book-panel__note{font-size:.75rem;color:var(--text-dim);margin:14px 0 0}
.book-panel__close{position:absolute;top:14px;right:14px;width:40px;height:40px;border-radius:50%;border:1px solid var(--line-strong);background:transparent;color:var(--led-soft);font-size:1.3rem;cursor:pointer;transition:.3s}
.book-panel__close:hover{background:rgba(244,183,106,.1)}
.shelf__ethic{margin-top:34px;font-size:.78rem;color:var(--text-dim);text-align:center}
/* steps */
.steps-wrap{margin-top:10px}
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,2vw,28px);padding-top:70px}
.step{position:relative;background:none;border:0;border-top:0;padding:0;cursor:pointer;text-align:left;color:var(--text-mid);transition:color .3s}
.step__fio{display:block;width:1px;height:44px;background:var(--line);margin-bottom:18px;transition:.4s var(--ease)}
.step b{display:block;font-family:var(--serif);font-size:1.3rem;color:var(--text-dim);font-weight:500;transition:color .3s}
.step span:last-child{display:block;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;margin-top:4px}
.step.is-active{color:var(--text-hi)}
.step.is-active .step__fio{background:var(--grad-led);box-shadow:0 0 14px rgba(244,183,106,.5);height:52px}
.step.is-active b{color:var(--led-soft)}
.step:hover{color:var(--text-hi)}
.bfly--steps{left:0;top:0;transition:transform 1s var(--ease)}
.step-panels{margin-top:34px;position:relative}
.step-panel{display:none;max-width:62ch}
.step-panel.is-active{display:block;animation:panelIn .5s var(--ease)}
.step-panel h3{font-size:1.5rem;margin-bottom:10px}
.step-panel p{color:var(--text-mid)}
@keyframes panelIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.oficio{margin-top:clamp(44px,6vh,70px)}
.arch--wide{max-width:860px;margin-inline:auto;border-radius:999px 999px 18px 18px}
.arch--wide img{width:100%;object-fit:cover;aspect-ratio:16/9;object-position:center 30%}
/* proof */
.fios--facts li b{display:block;margin-bottom:2px}
.google-card{display:flex;align-items:center;gap:20px;border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-top:26px;background:rgba(244,183,106,.03)}
.google-card__nota{font-family:var(--serif);font-size:2.6rem;color:var(--led-soft);margin:0}
.google-card p{margin:0;font-size:.9rem;color:var(--text-mid)}
.google-card a{color:var(--led-soft)}
/* faq */
.faq details{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:rgba(255,255,255,.015)}
.faq summary{list-style:none;cursor:pointer;padding:20px 24px;font-family:var(--serif);font-size:1.15rem;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--led);font-size:1.4rem;transition:transform .35s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 24px 20px;color:var(--text-mid);margin:0}
/* cta banner */
.cta-banner{background:radial-gradient(800px 400px at 50% 120%,rgba(226,59,116,.12),transparent 65%),linear-gradient(160deg,var(--ink-850),var(--ink-950));border-block:1px solid var(--line);padding:clamp(70px,10vh,110px) 0;text-align:center}
.cta-banner__quote{font-family:var(--script);font-size:clamp(2rem,4.6vw,3.2rem);color:var(--led-soft);margin:0 0 34px;line-height:1.25}
/* contact */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.85fr);gap:clamp(30px,4vw,60px);align-items:stretch}
.waform{display:grid;gap:16px;align-content:start}
.waform label{display:grid;gap:8px;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-mid)}
.waform input,.waform select,.waform textarea{height:52px;background:var(--ink-800);border:1px solid var(--line);border-radius:10px;color:var(--text-hi);padding:0 16px;font:400 1rem var(--sans);width:100%}
.waform textarea{height:auto;padding:14px 16px;resize:vertical}
.waform select{appearance:none;background-image: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='%23F4B76A' stroke-width='1.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}
.waform input:focus,.waform select:focus,.waform textarea:focus{outline:none;border-color:var(--led)}
.waform__lgpd{font-size:.72rem;color:var(--text-dim);margin:0}
.contact-cards{display:grid;gap:14px;align-content:start}
.ccard{display:flex;align-items:center;gap:16px;border:1px solid var(--line);border-radius:14px;padding:18px 20px;text-decoration:none;transition:border-color .3s,background .3s}
.ccard svg{width:26px;height:26px;color:var(--led);flex-shrink:0}
.ccard small{display:block;font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--text-dim);margin-bottom:3px}
.ccard span{font-size:.92rem;line-height:1.45}
.ccard:not(.ccard--static):hover{border-color:var(--line-strong);background:rgba(244,183,106,.04)}
.map-wrap{margin-top:clamp(36px,5vh,56px);position:relative}
.map-wrap iframe{width:100%;height:380px;border:1px solid var(--line);border-radius:16px;filter:grayscale(.35) contrast(1.05)}
.map-wrap .btn{position:absolute;right:18px;bottom:18px}
/* footer */
.footer{background:var(--ink-950);border-top:1px solid var(--line);padding:clamp(48px,7vh,80px) 0 0}
.footer__grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;padding-bottom:40px}
.footer__brandline{display:flex;align-items:center;gap:16px}
.footer__brandline strong{font-family:var(--serif);letter-spacing:.14em;font-size:1.1rem}
.footer__brand p{color:var(--text-dim);font-size:.85rem;max-width:44ch;margin-top:16px}
.footer__brand a{color:var(--text-mid)}
.footer__nav{display:grid;gap:12px;justify-items:start;align-content:start}
.footer__nav a{font-size:.85rem;color:var(--text-mid);text-decoration:none}
.footer__nav a:hover{color:var(--led-soft)}
.footer__base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding:22px 0;font-size:.78rem;color:var(--text-dim)}
.footer__base p{margin:0}
.footer__base a{color:var(--text-mid)}
/* floats */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:65;width:56px;height:56px;border-radius:50%;background:var(--grad-led);color:#241A0E;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(244,183,106,.35);animation:pulse 2.6s infinite}
.wa-float svg{width:28px;height:28px}
@keyframes pulse{0%{box-shadow:0 10px 30px rgba(244,183,106,.35),0 0 0 0 rgba(244,183,106,.4)}70%{box-shadow:0 10px 30px rgba(244,183,106,.35),0 0 0 16px rgba(244,183,106,0)}100%{box-shadow:0 10px 30px rgba(244,183,106,.35),0 0 0 0 rgba(244,183,106,0)}}
.to-top{position:fixed;right:28px;bottom:92px;z-index:65;width:44px;height:44px;border-radius:50%;border:1px solid var(--line-strong);background:var(--ink-800);color:var(--led-soft);cursor:pointer;opacity:0;visibility:hidden;transition:.4s}
.to-top.is-show{opacity:1;visibility:visible}
/* butterfly */
.bfly{width:76px;height:64px;perspective:520px;pointer-events:none;z-index:6}
.bfly__in{position:absolute;inset:0;transform-style:preserve-3d;transform:rotateX(58deg)}
.bfly__wing{position:absolute;top:4px;width:34px;height:52px}
.bfly__wing svg{display:block;width:100%;height:100%;overflow:visible}
.bfly__wing--l{left:4px;transform-origin:100% 50%;transform:rotateY(38deg);animation:flapL 3.8s ease-in-out infinite;transition:transform .9s var(--ease)}
.bfly__wing--l svg{transform:scaleX(-1)}
.bfly__wing--r{right:4px;transform-origin:0 50%;transform:rotateY(-38deg);animation:flapR 3.8s ease-in-out infinite;transition:transform .9s var(--ease)}
.bfly__body{position:absolute;left:50%;top:8px;width:7px;height:46px;margin-left:-3.5px;border-radius:6px;background:linear-gradient(#4A4045,#17141A)}
.bfly__body::before,.bfly__body::after{content:"";position:absolute;top:-9px;width:1px;height:11px;background:#4A4045}
.bfly__body::before{left:1px;transform:rotate(-22deg)}
.bfly__body::after{right:1px;transform:rotate(22deg)}
@keyframes flapL{0%,100%{transform:rotateY(38deg)}50%{transform:rotateY(70deg)}}
@keyframes flapR{0%,100%{transform:rotateY(-38deg)}50%{transform:rotateY(-70deg)}}
@keyframes flapLx{0%,100%{transform:rotateY(16deg)}50%{transform:rotateY(82deg)}}
@keyframes flapRx{0%,100%{transform:rotateY(-16deg)}50%{transform:rotateY(-82deg)}}
@keyframes beatL{0%{transform:rotateY(6deg)}45%{transform:rotateY(78deg)}100%{transform:rotateY(6deg)}}
@keyframes beatR{0%{transform:rotateY(-6deg)}45%{transform:rotateY(-78deg)}100%{transform:rotateY(-6deg)}}
.bfly:hover .bfly__wing--l,.bfly--open .bfly__wing--l{animation:none;transform:rotateY(10deg)}
.bfly:hover .bfly__wing--r,.bfly--open .bfly__wing--r{animation:none;transform:rotateY(-10deg)}
.bfly--still .bfly__wing--l{animation:none;transform:rotateY(8deg)}
.bfly--still .bfly__wing--r{animation:none;transform:rotateY(-8deg)}
.bfly--still.is-beat .bfly__wing--l{animation:beatL 1.5s ease-in-out 1}
.bfly--still.is-beat .bfly__wing--r{animation:beatR 1.5s ease-in-out 1}
.bfly--hero{position:absolute;left:6%;bottom:-14px}
.bfly--shelf{position:absolute;left:0;top:0;transform:translate(var(--bx,-200px),var(--by,-200px));transition:transform 1.1s var(--ease)}
.bfly--shelf.is-flying .bfly__wing--l{animation:flapLx .45s ease-in-out infinite}
.bfly--shelf.is-flying .bfly__wing--r{animation:flapRx .45s ease-in-out infinite}
.bfly--still#proofBfly{position:absolute;right:8%;top:6%}
.bfly--footer{position:relative;width:58px;height:50px}
.bfly--footer .bfly__in{transform:rotateX(52deg)}
/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
/* responsive */
@media (max-width:1080px){
  .nav{display:none}
  .nav-toggle{display:flex}
  .shelf__grid{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:940px){
  .hero::before{background-position:50% 22%;-webkit-mask-image:radial-gradient(160% 115% at 50% 24%,#000 0%,rgba(0,0,0,.9) 50%,rgba(0,0,0,.6) 76%,rgba(0,0,0,.32) 100%);mask-image:radial-gradient(160% 115% at 50% 24%,#000 0%,rgba(0,0,0,.9) 50%,rgba(0,0,0,.6) 76%,rgba(0,0,0,.32) 100%)}
  .hero::after{background:radial-gradient(760px 520px at 50% 24%,rgba(244,183,106,.09),transparent 62%),radial-gradient(620px 460px at 8% 82%,rgba(226,59,116,.06),transparent 62%),linear-gradient(180deg,rgba(23,22,26,.38) 0%,rgba(23,22,26,.56) 32%,rgba(23,22,26,.86) 58%,rgba(23,22,26,.93) 78%,rgba(23,22,26,.96) 100%)}
  .hero__grid{grid-template-columns:1fr;gap:48px}
  .hero__stage{order:-1}
  .hero__portrait{width:min(320px,72vw)}
  .split,.split--rev{grid-template-columns:1fr;gap:44px}
  .split--rev .split__media{order:0}
  .contact-grid{grid-template-columns:1fr}
  .shelf__grid{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:22px;padding-top:0}
  .bfly--steps{display:none}
  .stats{grid-template-columns:repeat(2,1fr)}
  .footer{padding-bottom:132px}
}
@media (max-width:640px){
  .shelf__grid{grid-template-columns:repeat(2,1fr)}
  .shelf[data-mode="detail"] .shelf__grid{grid-template-columns:1fr}
  .shelf[data-mode="detail"] .book-card{max-width:220px}
  .book-panel{max-width:none}
  .site-header__cta{display:none}
  .cover-title{font-size:1rem}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  .bfly__wing--l{transform:rotateY(12deg)!important}
  .bfly__wing--r{transform:rotateY(-12deg)!important}
  .marquee__track{animation:none}
  .reveal{opacity:1;transform:none}
}