@charset "utf-8";
/* Self-hosted Google Fonts (Inter variable, Kalam). SIL Open Font License. */
@font-face{font-family:'Inter';font-style:normal;font-weight:400 700;font-display:swap;src:url(../fonts/inter-var-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Kalam';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/kalam-400-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 700;font-display:swap;src:url(../fonts/inter-var-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Kalam';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/kalam-400-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

/* ==========================================================================
   BOLUS — site styles
   Palette taken from the logo: deep black + electric blue → cyan.
   ========================================================================== */

:root{
  --black:#000;
  --ink:#1d1d1f;
  --ink-2:#6e6e73;
  --ink-3:#86868b;
  --paper:#fbfbfd;
  --mist:#f5f5f7;
  --line:#d2d2d7;
  --blue:#1463ff;
  --blue-2:#0a84ff;
  --cyan:#2ad4ff;
  --grad:linear-gradient(96deg,#1a5cff 0%,#1f8bff 45%,#34d7ff 100%);
  --wa:#25d366;
  --hand:"Kalam","Segoe Print","Bradley Hand",cursive;
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.22,.8,.2,1);
  --wrap:1180px;
  --nav-h:56px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:var(--nav-h)}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);
  font-size:17px;line-height:1.47;letter-spacing:-.011em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
main,.foot{overflow-x:clip}
.skip{position:fixed;left:16px;top:-60px;z-index:200;background:#fff;color:#000;padding:10px 16px;border-radius:10px;font-size:14px;font-weight:600;transition:top .25s}
.skip:focus{top:12px}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.028em;line-height:1.06}
p{margin:0}
::selection{background:#1463ff;color:#fff}
:focus-visible{outline:2px solid var(--blue-2);outline-offset:3px;border-radius:6px}

.wrap{width:min(var(--wrap),100% - 44px);margin-inline:auto}
.wrap--narrow{width:min(860px,100% - 44px)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--ink-3)}

.eyebrow{font-size:14px;font-weight:600;letter-spacing:.02em;color:#a1a1a6;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.eyebrow--dark{color:var(--blue)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(42,212,255,.18)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:50px;padding:0 26px;border-radius:999px;
  font-size:16px;font-weight:500;letter-spacing:-.01em;transition:transform .35s var(--ease),background .25s,color .25s,box-shadow .35s;white-space:nowrap}
.btn svg{width:19px;height:19px}
.btn--blue{background:var(--blue);color:#fff}
.btn--blue:hover{background:#0f56e6;transform:translateY(-1px);box-shadow:0 10px 30px -10px rgba(20,99,255,.7)}
.btn--ghost{color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.btn--ghost:hover{box-shadow:inset 0 0 0 1px #fff;background:rgba(255,255,255,.06)}
.btn--line{color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.btn--line:hover{box-shadow:inset 0 0 0 1px var(--ink)}
.btn--full{width:100%}

/* ---------- Navigation ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;height:var(--nav-h);
  background:rgba(0,0,0,.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  transition:background .4s}
.nav.is-top{background:rgba(0,0,0,0);backdrop-filter:none;-webkit-backdrop-filter:none}
.nav__in{height:100%;width:min(1240px,100% - 32px);margin:auto;display:flex;align-items:center;gap:28px}
.nav__logo img{height:26px;width:auto}
.nav__links{display:flex;gap:30px;margin-left:auto;font-size:13.5px;color:rgba(255,255,255,.8)}
.nav__links a{transition:color .2s}
.nav__links a:hover{color:#fff}
.nav__cta{font-size:13px;font-weight:500;color:#fff;background:var(--blue);padding:7px 15px;border-radius:999px;transition:background .2s}
.nav__cta:hover{background:#0f56e6}
.nav__burger{display:none;width:36px;height:36px;position:relative;margin-left:4px}
.nav__burger span{position:absolute;left:9px;right:9px;height:1.5px;background:#fff;transition:transform .35s var(--ease)}
.nav__burger span:first-child{top:14px}.nav__burger span:last-child{top:21px}
.nav.is-open .nav__burger span:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav.is-open .nav__burger span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.nav__sheet{display:none}
.nav.is-light{background:rgba(251,251,253,.8);box-shadow:0 1px 0 rgba(0,0,0,.06)}
.nav.is-light .nav__links{color:rgba(0,0,0,.72)}
.nav.is-light .nav__links a:hover{color:#000}
.nav.is-light .nav__burger span{background:#1d1d1f}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;background:#000;color:#fff;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;padding-bottom:40px}
.hero__media{position:absolute;inset:0}
.hero__media img{width:100%;height:100%;object-fit:cover;object-position:68% 40%;transform-origin:70% 50%}
.hero__shade{position:absolute;inset:0;background:
  linear-gradient(90deg,rgba(0,0,0,.92) 0%,rgba(0,0,0,.72) 32%,rgba(0,0,0,.15) 62%,rgba(0,0,0,0) 80%),
  linear-gradient(0deg,#000 0%,rgba(0,0,0,0) 34%)}
.hero__content{position:relative;padding-top:calc(var(--nav-h) + 12vh)}
.hero__eyebrow{color:rgba(255,255,255,.8)}
.hero__title{font-size:clamp(54px,9.2vw,138px);line-height:.96;letter-spacing:-.05em;font-weight:600;margin-bottom:26px}
.hero__title .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero__title .line>span{display:inline-block}
.hero__sub{max-width:470px;font-size:clamp(17px,1.5vw,21px);line-height:1.42;color:rgba(255,255,255,.78);letter-spacing:-.015em}
.hero__ctas{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.hero__facts{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:clamp(56px,10vh,110px);border-top:1px solid rgba(255,255,255,.16)}
.hero__facts div{padding:22px 24px 0 0;display:flex;align-items:baseline;gap:14px}
.hero__facts div+div{padding-left:24px;border-left:1px solid rgba(255,255,255,.12)}
.hero__facts b{font-size:clamp(26px,2.6vw,34px);font-weight:600;letter-spacing:-.03em}
.hero__facts span{font-size:14px;color:rgba(255,255,255,.6);line-height:1.35;max-width:200px}
.hero__eyebrow,.hero__title .line>span,.hero__sub,.hero__ctas,.hero__facts{animation:heroIn 1.1s var(--ease) both}
.hero__title .line>span{animation-name:heroLine;animation-duration:1.2s}
.hero__eyebrow{animation-delay:.1s}
.hero__title .line:nth-child(1)>span{animation-delay:.15s}
.hero__title .line:nth-child(2)>span{animation-delay:.27s}
.hero__sub{animation-delay:.4s}
.hero__ctas{animation-delay:.5s}
.hero__facts{animation-delay:.65s}
@keyframes heroIn{from{opacity:.001;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes heroLine{from{transform:translateY(105%)}to{transform:none}}
.hero__scroll{position:absolute;left:50%;bottom:18px;width:22px;height:34px;border-radius:12px;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.35);transform:translateX(-50%);display:none}
.hero__scroll span{position:absolute;left:50%;top:7px;width:3px;height:7px;border-radius:2px;background:#fff;transform:translateX(-50%);animation:scrollDot 1.8s var(--ease) infinite}
@keyframes scrollDot{0%{opacity:0;transform:translate(-50%,-2px)}30%{opacity:1}100%{opacity:0;transform:translate(-50%,10px)}}

/* ---------- Lecture trap (pinned 360° orbit) ---------- */
.trap{background:#000;color:#fff;position:relative}
.trap__pin{position:relative;height:100vh;height:100svh;overflow:hidden;display:flex;align-items:center}
.trap__media{position:absolute;inset:0;background:#000;overflow:hidden}
.trap__frame{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 40%;opacity:0;will-change:transform,opacity;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.trap__frame.is-base{opacity:1}
.trap__canvas{position:absolute;inset:0;width:100%;height:100%;display:block;pointer-events:none}
.trap__shade{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(90deg,rgba(0,0,0,.95) 0%,rgba(0,0,0,.8) 36%,rgba(0,0,0,.18) 64%,rgba(0,0,0,0) 82%),
  linear-gradient(0deg,rgba(0,0,0,.82) 0%,transparent 28%)}
.trap__copy{position:relative;z-index:2;display:flex;flex-direction:column;align-items:flex-start}
.trap__copy>*{width:min(570px,100%)}
.trap__badge{display:inline-flex;align-items:center;gap:10px;width:auto;padding:7px 15px 7px 9px;border-radius:999px;background:rgba(16,18,24,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);margin-bottom:26px;font-size:13px;font-weight:500;letter-spacing:-.01em;color:rgba(255,255,255,.82)}
.trap__ring{width:24px;height:24px;transform:rotate(-90deg);flex:none}
.trap__ring-bg{fill:none;stroke:rgba(255,255,255,.16);stroke-width:3}
.trap__ring-fg{fill:none;stroke:var(--cyan);stroke-width:3;stroke-linecap:round;stroke-dasharray:94.25;stroke-dashoffset:94.25}
.trap__deg{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-weight:700;color:#fff;min-width:38px;font-variant-numeric:tabular-nums}
.trap__sep{color:rgba(255,255,255,.32)}
.trap__loc{color:rgba(255,255,255,.78)}
.trap__badge.is-exam{box-shadow:inset 0 0 0 1px rgba(255,69,58,.45);background:rgba(28,10,12,.76)}
.trap__badge.is-exam .trap__ring-fg{stroke:#ff453a}
.trap__badge.is-exam .trap__loc{color:#ff9f98}
.trap__eyebrow{color:#ffcf6b;margin-bottom:14px}
.trap__eyebrow--alert{color:#ff6961}
.trap__steps{position:relative;min-height:320px}
.trap__step{position:absolute;inset:0 0 auto;opacity:0;transform:translate3d(0,22px,0);will-change:transform,opacity;pointer-events:none}
.trap__step.is-on{opacity:1;transform:translate3d(0,0,0);pointer-events:auto}
.trap__step h2{font-size:clamp(34px,4.4vw,60px);line-height:1.04;letter-spacing:-.042em}
.trap__step p:not(.eyebrow){font-size:clamp(17px,1.5vw,21px);color:rgba(255,255,255,.72);margin-top:20px;max-width:480px;line-height:1.45}
.trap__step .dim{color:rgba(255,255,255,.5)}
.trap__step--punch h2{font-size:clamp(36px,4.8vw,66px)}
.caret{display:inline-block;width:3px;height:.9em;background:var(--cyan);margin-left:8px;vertical-align:-.08em;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.trap__player{position:absolute;left:0;right:0;bottom:34px;z-index:2;display:flex;align-items:center;gap:16px;padding-right:156px;font-size:13px;color:rgba(255,255,255,.75);font-variant-numeric:tabular-nums}
.trap__play{width:0;height:0;border-left:11px solid #fff;border-top:7px solid transparent;border-bottom:7px solid transparent;transition:opacity .25s}
.trap__time b{color:#fff;font-weight:600}
.trap__bar{flex:1;height:4px;border-radius:3px;background:rgba(255,255,255,.2);overflow:hidden}
.trap__fill{display:block;height:100%;width:100%;background:#ff3b30;transform-origin:left;transform:scaleX(0);will-change:transform}
.trap__speed{font-weight:600;font-size:12px;letter-spacing:.04em;padding:3px 9px;border-radius:6px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);white-space:nowrap}
.trap__speed.is-exam{color:#ff6961;box-shadow:inset 0 0 0 1px rgba(255,105,97,.5);background:rgba(255,59,48,.14)}

/* ---------- Research ---------- */
.research{background:var(--paper);padding:clamp(110px,15vw,190px) 0 clamp(90px,12vw,150px)}
.research .sec-head{margin-bottom:clamp(48px,6vw,80px)}
.studies{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.study{background:#fff;border-radius:26px;padding:clamp(30px,3.6vw,48px);box-shadow:0 0 0 1px rgba(0,0,0,.05);display:flex;flex-direction:column}
.study__big{font-size:clamp(34px,3.8vw,52px);font-weight:600;letter-spacing:-.045em;line-height:1.02;margin-bottom:22px}
.grad-d{background:linear-gradient(96deg,#0b4fe6,#0a84ff 60%,#12b5e0);-webkit-background-clip:text;background-clip:text;color:transparent}
.study__text{color:var(--ink-2);font-size:17px;line-height:1.5;margin-bottom:26px}
.study__cite{margin-top:auto;font-size:13px;color:var(--ink-2);padding-top:18px;border-top:1px solid #ececf0;transition:color .2s}
.study__cite:hover{color:var(--blue)}
.study__cite::after{content:" \2197"}
.research__close{margin:clamp(56px,7vw,90px) auto 0;max-width:820px;text-align:center;font-size:clamp(22px,2.3vw,30px);line-height:1.3;letter-spacing:-.025em;font-weight:500;color:var(--ink-2)}
.research__close b{color:var(--ink);font-weight:600}
.research__close em{font-style:normal;color:var(--blue)}

/* ---------- What we tried (horizontal) ---------- */
.tried{background:#0a0a0b;color:#fff}
.tried__pin{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:calc(var(--nav-h) + 40px) 0 60px;overflow:hidden}
.tried__head{margin-bottom:clamp(36px,5vh,60px)}
.tried__head .eyebrow{color:#ffcf6b}
.tried__head h2{font-size:clamp(36px,4.8vw,64px);letter-spacing:-.044em;line-height:1.03}
.tried__track{display:flex;gap:24px;padding-left:max(22px,calc((100vw - var(--wrap)) / 2));padding-right:22px;will-change:transform}
.try{flex:none;width:clamp(290px,30vw,400px)}
.try__img{margin:0 0 22px;aspect-ratio:4/3.1;border-radius:20px;overflow:hidden;background:#1c1c1e;position:relative}
.try__img img{width:100%;height:100%;object-fit:cover;filter:saturate(.85)}
.try h3{font-size:24px;letter-spacing:-.025em;margin-bottom:10px}
.try h3 s{text-decoration:none;position:relative;display:inline-block}
.try h3 s::after{content:"";position:absolute;left:-4px;right:-4px;top:54%;height:3px;border-radius:2px;background:#ff3b30;transform:scaleX(var(--strike,0));transform-origin:left;transition:transform .7s var(--ease)}
.try.is-struck h3 s::after{--strike:1}
.try p{color:rgba(255,255,255,.6);font-size:16px;line-height:1.45}
.try__yt{display:flex;flex-direction:column;justify-content:center;padding:28px;background:radial-gradient(120% 90% at 20% 0%,#2a2a2e,#111 70%)}
.yt__time{font-size:13px;color:rgba(255,255,255,.66);font-variant-numeric:tabular-nums;margin-bottom:12px}
.yt__q{font-family:var(--hand);font-size:clamp(28px,2.6vw,36px);line-height:1.1;color:#fff}
.yt__next{position:absolute;left:28px;right:28px;bottom:24px;display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.7)}
.yt__next i{width:28px;height:28px;border-radius:50%;border:2px solid rgba(255,255,255,.25);border-top-color:#fff;animation:spin 1.2s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.try__chat{display:flex;flex-direction:column;justify-content:center;gap:12px;padding:26px;background:#f2f2f7}
.chat{max-width:84%;font-size:15px;line-height:1.35;padding:10px 14px;border-radius:18px}
.chat--me{align-self:flex-end;background:var(--blue);color:#fff;border-bottom-right-radius:6px}
.chat--ai{align-self:flex-start;background:#fff;color:var(--ink);border-bottom-left-radius:6px;box-shadow:0 1px 2px rgba(0,0,0,.06)}

/* ---------- Exam ---------- */
.exam{position:relative;min-height:100vh;background:#000;color:#fff;overflow:hidden;display:flex;align-items:flex-end}
.exam__media{position:absolute;inset:-10% 0}
.exam__media img{width:100%;height:100%;object-fit:cover;object-position:0% 30%}
.exam__shade{position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.9) 0%,rgba(0,0,0,.35) 40%,rgba(0,0,0,0) 65%),linear-gradient(90deg,rgba(0,0,0,.88) 0%,rgba(0,0,0,.55) 35%,transparent 58%)}
.exam__copy{position:relative;padding-bottom:clamp(60px,9vw,110px)}
.exam__small{font-family:var(--hand);font-size:24px;color:#ffcf6b;margin-bottom:12px;transform:rotate(-2deg);display:inline-block}
.exam__copy h2{font-size:clamp(38px,4.8vw,70px);letter-spacing:-.046em;line-height:1.02;max-width:640px}
.exam__fail{margin-top:26px;font-size:clamp(20px,2vw,26px);font-weight:600;color:#ff453a;letter-spacing:-.02em}

/* ---------- About / founder ---------- */
.about{background:#000;color:#fff;padding:clamp(110px,14vw,180px) 0 clamp(90px,12vw,150px)}
.about__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:center}
.about__img{margin:0;border-radius:26px;overflow:hidden;aspect-ratio:4/4.6}
.about__img img{width:100%;height:100%;object-fit:cover;object-position:50% 50%}
.about__copy h2{font-size:clamp(36px,4.4vw,58px);letter-spacing:-.044em;line-height:1.04;margin-bottom:28px}
.about__copy p:not(.eyebrow){font-size:clamp(17px,1.4vw,19px);color:rgba(255,255,255,.66);line-height:1.55;margin-bottom:18px;max-width:520px}
.about__copy em{font-style:normal;color:#fff}
.ceo{margin:clamp(100px,13vw,170px) 0 0;text-align:center}
.ceo p{font-size:clamp(46px,8vw,118px);font-weight:600;letter-spacing:-.055em;line-height:.98}
.ceo footer{margin-top:34px;display:flex;align-items:center;justify-content:center;gap:14px;font-size:15px;color:rgba(255,255,255,.55)}
.ceo__line{width:36px;height:1px;background:rgba(255,255,255,.35)}
.meaning{margin:clamp(90px,11vw,140px) auto 0;max-width:720px;padding:34px 0 0;border-top:1px solid rgba(255,255,255,.14)}
.meaning__term{font-size:28px;font-weight:600;letter-spacing:-.02em;margin-bottom:10px}
.meaning__term span{font-size:15px;font-weight:400;color:rgba(255,255,255,.62);letter-spacing:0;margin-left:8px;font-style:italic}
.meaning__def{font-size:19px;color:rgba(255,255,255,.62);margin-bottom:18px}
.meaning__us{font-size:clamp(20px,1.9vw,24px);letter-spacing:-.02em;color:rgba(255,255,255,.8)}
.meaning__us b{color:#fff;font-weight:600}

/* ---------- What Bolus is ---------- */
.what{background:var(--mist);padding:clamp(110px,14vw,180px) 0}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:s}
.step__img{margin:0 0 26px;aspect-ratio:4/3.4;border-radius:22px;overflow:hidden;background:#000}
.step__img img{width:100%;height:100%;object-fit:cover}
.step__img--page{background:#e8e8ed;display:flex;align-items:flex-start;justify-content:center;padding:22px 22px 0}
.step__img--page img{width:78%;height:auto;object-fit:initial;border-radius:4px 4px 0 0;box-shadow:0 20px 40px -12px rgba(0,0,0,.35)}
.step__no{display:block;font-size:13px;font-weight:600;color:var(--blue);letter-spacing:.02em;margin-bottom:12px}
.step h3{font-size:clamp(24px,2.2vw,30px);letter-spacing:-.03em;margin-bottom:12px}
.step p{color:var(--ink-2);font-size:16.5px;line-height:1.5}

/* ---------- Compare ---------- */
.compare{background:#0a0a0b;color:#fff;position:relative}
.compare__pin{min-height:100vh;display:flex;align-items:center;padding:calc(var(--nav-h) + 30px) 0 40px}
.compare__grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);gap:clamp(40px,6vw,96px);align-items:center}
.compare__states{position:relative;min-height:290px}
.compare__state{position:absolute;inset:0 0 auto;opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease);pointer-events:none}
.compare__state.is-on{opacity:1;transform:none;pointer-events:auto}
.compare__state h2{font-size:clamp(32px,3.9vw,52px);line-height:1.05;letter-spacing:-.035em;margin-bottom:22px}
.compare__state p{font-size:19px;color:rgba(255,255,255,.66);max-width:430px}
.compare__hint{font-size:13px;color:rgba(255,255,255,.62);display:flex;align-items:center;gap:10px}
.kbd{font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:4px 8px;border-radius:6px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);color:rgba(255,255,255,.75)}
.compare__stage{position:relative;justify-self:center;width:min(100%,520px)}
.compare__frame{position:relative;aspect-ratio:1400/1980;border-radius:6px;overflow:hidden;
  box-shadow:0 50px 100px -30px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.06);user-select:none;touch-action:pan-y;background:#f4f0e6}
.compare__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.compare__top{position:absolute;inset:0;clip-path:inset(0 0 0 100%);background:#fff;will-change:clip-path}
.compare__handle{position:absolute;top:0;bottom:0;left:100%;width:44px;margin-left:-22px;cursor:ew-resize;z-index:3;display:flex;align-items:center;justify-content:center}
.compare__handle::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:2px;margin-left:-1px;background:var(--blue);box-shadow:0 0 18px rgba(42,212,255,.8)}
.compare__handle span{position:relative;width:40px;height:40px;border-radius:50%;background:var(--blue);box-shadow:0 6px 20px rgba(20,99,255,.55),0 0 0 4px rgba(255,255,255,.95)}
.compare__handle span::before,.compare__handle span::after{content:"";position:absolute;top:50%;width:7px;height:7px;border-top:2px solid #fff;border-left:2px solid #fff}
.compare__handle span::before{left:10px;transform:translateY(-50%) rotate(-45deg)}
.compare__handle span::after{right:10px;transform:translateY(-50%) rotate(135deg)}
.compare__tag{position:absolute;top:14px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:6px 10px;border-radius:999px;z-index:2}
.compare__tag--l{left:14px;background:rgba(0,0,0,.72);color:#fff}
.compare__tag--r{right:14px;background:var(--blue);color:#fff;opacity:0;transition:opacity .4s}
.compare__tag--l{transition:opacity .4s}
.compare.is-done .compare__tag--r{opacity:1}
.compare.is-done .compare__tag--l{opacity:0}

.scribble{font-family:var(--hand);font-weight:400;line-height:1.1;color:var(--cyan);font-size:22px;position:absolute;pointer-events:none}
.scribble--compare{left:-200px;bottom:9%;text-align:right;transform:rotate(-5deg);opacity:0;transition:opacity .6s}
.scribble--compare::before{content:"";position:absolute;right:-60px;top:4px;width:50px;height:40px;transform:scaleX(-1) rotate(-20deg);
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 50 40' fill='none' stroke='%232ad4ff' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M48 6C30 4 14 14 6 32'/%3E%3Cpath d='M4 20 6 33 18 28'/%3E%3C/svg%3E") no-repeat}
.compare.is-done .scribble--compare{opacity:1}

/* ---------- Section heads ---------- */
.sec-head{margin-bottom:clamp(56px,8vw,96px)}
.sec-head h2{font-size:clamp(38px,5.2vw,68px);letter-spacing:-.042em;line-height:1.03}
.sec-head--center{text-align:center}
.sec-head--center .eyebrow{justify-content:center}
.sec-head__sub{font-size:clamp(17px,1.5vw,21px);color:var(--ink-2);max-width:620px;margin:22px auto 0;line-height:1.45}

/* ---------- Why ---------- */
.why{background:var(--paper);padding:clamp(110px,15vw,190px) 0 clamp(80px,12vw,150px)}
.stat{display:grid;grid-template-columns:auto 1fr;gap:clamp(32px,6vw,90px);align-items:center;padding:clamp(40px,6vw,72px);border-radius:28px;background:#000;color:#fff;margin-bottom:clamp(90px,12vw,150px);position:relative;overflow:hidden}
.stat::after{content:"";position:absolute;right:-20%;top:-60%;width:70%;height:180%;background:radial-gradient(closest-side,rgba(20,99,255,.35),transparent);pointer-events:none}
.stat__num{font-size:clamp(120px,17vw,230px);font-weight:600;letter-spacing:-.07em;line-height:.85;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:flex;align-items:flex-start}
.stat__num i{font-style:normal;font-size:.42em;margin-top:.12em;letter-spacing:-.02em}
.stat__body{position:relative;z-index:1}
.stat__body h3{font-size:clamp(24px,2.5vw,34px);letter-spacing:-.03em;line-height:1.12;margin-bottom:16px;max-width:520px}
.stat__body p{color:rgba(255,255,255,.66);max-width:520px;margin-bottom:32px}
.bars{display:grid;gap:14px;max-width:520px}
.bar{display:grid;grid-template-columns:120px 1fr 48px;align-items:center;gap:14px;font-size:14px;color:rgba(255,255,255,.6)}
.bar b{font-weight:600;color:rgba(255,255,255,.75);text-align:right}
.bar__track{height:10px;border-radius:6px;background:rgba(255,255,255,.08);overflow:hidden}
.bar__fill{display:block;height:100%;width:var(--w);border-radius:6px;background:#48484a;transform-origin:left;transform:scaleX(0);transition:transform 1.4s var(--ease) .2s}
.bar--bolus{color:#fff}
.bar--bolus b{color:#fff}
.bar--bolus .bar__fill{background:var(--grad)}
.stat.is-in .bar__fill{transform:scaleX(1)}

.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,110px);align-items:center;margin-bottom:clamp(100px,14vw,170px)}
.feature__no{display:block;font-size:13px;font-weight:600;color:var(--blue);letter-spacing:.04em;margin-bottom:22px}
.feature__copy h3,.mini h3{font-size:clamp(30px,3.5vw,46px);letter-spacing:-.036em;line-height:1.06;margin-bottom:22px}
.feature__copy p{font-size:19px;color:var(--ink-2);line-height:1.5;margin-bottom:28px;max-width:500px}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:12px;font-size:16px;color:var(--ink)}
.ticks li{padding-left:28px;position:relative}
.ticks li::before{content:"";position:absolute;left:2px;top:.38em;width:13px;height:7px;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}

.feature__visual--pages{position:relative;height:clamp(460px,52vw,640px)}
.pg{position:absolute;width:58%;border-radius:4px;box-shadow:0 30px 60px -20px rgba(0,0,0,.35),0 0 0 1px rgba(0,0,0,.06);background:#fff}
.pg--a{left:2%;top:4%;z-index:2}
.pg--b{right:0;top:12%;z-index:1}
.scribble--pages{color:var(--blue);left:-10px;bottom:-6px;transform:rotate(-4deg);font-size:24px}

.feature--diagram .feature__copy{order:2}
.feature__visual--diagram{position:relative;padding-bottom:16%}
.photo{margin:0;border-radius:20px;overflow:hidden;aspect-ratio:4/3}
.photo img{width:100%;height:100%;object-fit:cover}
.crop{position:absolute;right:-6%;bottom:0;width:48%;margin:0;background:#fff;padding:10px;border-radius:12px;box-shadow:0 30px 60px -20px rgba(0,0,0,.4)}
.crop img{border-radius:4px}
.crop figcaption{font-size:11.5px;color:var(--ink-2);padding:8px 2px 0}

.minis{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.mini{padding:44px 36px 10px 0}
.mini+.mini{padding-left:36px;border-left:1px solid var(--line)}
.mini h3{font-size:clamp(22px,2vw,27px);letter-spacing:-.025em;line-height:1.15;margin-bottom:14px}
.mini p{color:var(--ink-2);font-size:16px}

/* ---------- Lens ---------- */
.lens{background:#000;color:#fff;padding:clamp(110px,14vw,180px) 0;overflow:hidden}
.lens__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,110px);align-items:center}
.lens__visual{position:relative;border-radius:24px;overflow:hidden;aspect-ratio:3/4}
.lens__visual img{width:100%;height:100%;object-fit:cover}
.lens__visual::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 80px 30px #000}
.lens__title{font-size:clamp(40px,5vw,66px);letter-spacing:-.045em;line-height:1.02;margin-bottom:26px}
.lens__lead{font-size:clamp(18px,1.5vw,21px);color:rgba(255,255,255,.68);margin-bottom:44px;max-width:480px}
.lens__list{list-style:none;padding:0;margin:0 0 44px;counter-reset:l}
.lens__list li{counter-increment:l;display:grid;grid-template-columns:44px 1fr;row-gap:4px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12)}
.lens__list li::before{content:"0" counter(l);grid-row:span 2;font-size:13px;font-weight:600;color:var(--cyan);padding-top:4px}
.lens__list b{font-size:19px;font-weight:600;letter-spacing:-.02em}
.lens__list span{color:rgba(255,255,255,.58);font-size:16px}
.lens__tag{font-family:var(--hand);font-size:26px;color:var(--cyan);transform:rotate(-2deg);display:inline-block}

/* ---------- Notes explorer ---------- */
.notes{background:var(--mist);padding:clamp(110px,14vw,180px) 0 clamp(90px,12vw,140px)}
.notes .sec-head{margin-bottom:48px}
.seg{position:relative;display:flex;width:max-content;max-width:100%;margin:0 auto 56px;padding:4px;border-radius:999px;background:#e3e3e8;overflow-x:auto;scrollbar-width:none}
.seg::-webkit-scrollbar{display:none}
.seg button{position:relative;z-index:1;height:40px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:500;color:#48484a;white-space:nowrap;transition:color .3s}
.seg button.is-on{color:var(--ink)}
.seg__pill{position:absolute;top:4px;bottom:4px;left:0;width:0;border-radius:999px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.08);transition:transform .5s var(--ease),width .5s var(--ease)}

.subjects{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,270px));justify-content:center;gap:32px 28px;min-height:420px}
.subj{display:block;text-align:left;width:100%;cursor:pointer}
.subj__cover{position:relative;aspect-ratio:3/4.2;border-radius:18px;overflow:hidden;background:#0c1220;
  box-shadow:0 1px 2px rgba(0,0,0,.08);transition:transform .6s var(--ease),box-shadow .6s var(--ease)}
.subj__cover img{width:100%;height:100%;object-fit:cover;object-position:50% 18%;transition:transform 1s var(--ease)}
.subj__peek{position:absolute;right:-18%;bottom:-14%;width:62%;border-radius:4px;box-shadow:0 20px 40px -10px rgba(0,0,0,.6);transform:translateY(24%) rotate(-8deg);opacity:0;transition:transform .7s var(--ease),opacity .5s}
.subj:hover .subj__cover{transform:translateY(-6px);box-shadow:0 30px 60px -24px rgba(10,30,80,.45)}
.subj:hover .subj__cover>img{transform:scale(1.04)}
.subj:hover .subj__peek{transform:translateY(0) rotate(-6deg);opacity:1}
.subj__meta{padding:18px 4px 0;display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.subj__name{font-size:20px;font-weight:600;letter-spacing:-.02em}
.subj__topic{font-size:14px;color:var(--ink-2);margin-top:4px}
.subj__open{flex:none;font-size:13px;font-weight:500;color:var(--blue);padding-top:5px;white-space:nowrap}
.subj__open::after{content:" \203A";font-size:16px}
.subj--soon .subj__cover{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:radial-gradient(120% 80% at 50% 30%,#0e2350,#05070d 70%);color:#fff;text-align:center;padding:24px}
.subj--soon .subj__cover strong{font-size:26px;font-weight:300;letter-spacing:.14em;text-transform:uppercase}
.subj--soon .subj__cover small{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.notes__foot{text-align:center;margin-top:64px;color:var(--ink-2);font-size:16px}
.notes__foot a,.app__wa a,.faq__list p a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.notes__foot a:hover{text-decoration:underline}

/* ---------- Campus ---------- */
.campus{background:#000;color:#fff;padding:clamp(100px,13vw,170px) 0 clamp(90px,11vw,140px)}
.campus__title{font-size:clamp(38px,5.2vw,68px);letter-spacing:-.044em;line-height:1.03;margin-bottom:clamp(40px,5vw,64px)}
.muted-d{color:#86868b}
.campus__media{margin:0;border-radius:28px;overflow:hidden;aspect-ratio:16/8.4;background:#111}
.campus__media img{width:100%;height:100%;object-fit:cover;object-position:60% 45%;transform-origin:50% 60%}
.campus__rows{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:clamp(36px,4vw,56px)}
.campus__rows p{padding:4px 32px 0 0;color:rgba(255,255,255,.62);font-size:17px;line-height:1.45}
.campus__rows p+p{padding-left:32px;border-left:1px solid rgba(255,255,255,.14)}
.campus__rows b{display:block;color:#fff;font-weight:600;font-size:19px;letter-spacing:-.02em;margin-bottom:6px}

/* ---------- App ---------- */
.app{background:var(--paper);padding:clamp(110px,14vw,180px) 0}
.app__grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(40px,7vw,110px);align-items:center}
.app__visual{border-radius:28px;overflow:hidden;aspect-ratio:3/4}
.app__visual img{width:100%;height:100%;object-fit:cover}
.app__copy h2{font-size:clamp(40px,5.2vw,68px);letter-spacing:-.045em;line-height:1.02;margin-bottom:24px}
.app__lead{font-size:clamp(17px,1.5vw,20px);color:var(--ink-2);max-width:480px;margin-bottom:36px}
.stores{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.store{display:inline-flex;align-items:center;gap:10px;height:56px;padding:0 22px 0 18px;border-radius:14px;background:#000;color:#fff;transition:transform .35s var(--ease),box-shadow .35s}
.store:hover{transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(0,0,0,.5)}
.store svg{width:26px;height:26px}
.store span{display:flex;flex-direction:column;font-size:19px;font-weight:600;letter-spacing:-.02em;line-height:1.05}
.store small{font-size:11px;font-weight:400;letter-spacing:0;opacity:.85}
.orgcode{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:480px;padding:18px 18px 18px 22px;border-radius:18px;background:#fff;box-shadow:0 0 0 1px var(--line);margin-bottom:28px}
.orgcode__label{font-size:15px;font-weight:600}
.orgcode__hint{font-size:13px;color:var(--ink-2);margin-top:2px}
.orgcode__btn{display:flex;align-items:center;gap:14px;padding:8px 8px 8px 16px;border-radius:12px;background:var(--mist);transition:background .2s}
.orgcode__btn:hover{background:#e8e8ed}
.orgcode__code{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:20px;font-weight:600;letter-spacing:.14em}
.orgcode__act{font-size:13px;font-weight:600;color:#fff;background:var(--blue);padding:7px 12px;border-radius:8px}
.is-copied .orgcode__act{background:#1f9d55}
.app__wa{font-size:15px;color:var(--ink-2)}
.app__wa a{color:var(--blue)}

/* ---------- FAQ ---------- */
.faq{background:var(--mist);padding:clamp(100px,13vw,170px) 0}
.faq .sec-head{margin-bottom:48px}
.faq__list details{border-top:1px solid var(--line)}
.faq__list details:last-child{border-bottom:1px solid var(--line)}
.faq__list summary{list-style:none;cursor:pointer;padding:26px 44px 26px 0;font-size:clamp(18px,1.6vw,21px);font-weight:600;letter-spacing:-.02em;position:relative}
.faq__list summary::-webkit-details-marker{display:none}
.faq__list summary::after{content:"";position:absolute;right:6px;top:50%;width:12px;height:12px;border-right:2px solid var(--ink-2);border-bottom:2px solid var(--ink-2);transform:translateY(-75%) rotate(45deg);transition:transform .35s var(--ease)}
.faq__list details[open] summary::after{transform:translateY(-25%) rotate(-135deg)}
.faq__list details p{padding:0 40px 28px 0;color:var(--ink-2);font-size:17px;max-width:680px}
.faq__list a{color:var(--blue)}
.inline-copy{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-weight:600;letter-spacing:.08em;color:var(--blue);background:#fff;padding:1px 8px;border-radius:6px;box-shadow:0 0 0 1px var(--line)}

/* ---------- Final ---------- */
.final{background:#000;color:#fff;padding:clamp(120px,16vw,210px) 0;text-align:center;position:relative;overflow:hidden}
.final::before{content:"";position:absolute;left:50%;top:6%;width:900px;height:500px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(20,99,255,.28),transparent);pointer-events:none}
.final__in{position:relative}
.final__logo{width:min(300px,60vw);height:auto;margin:0 auto 52px;filter:drop-shadow(0 20px 60px rgba(20,99,255,.45))}
.final h2{font-size:clamp(40px,6vw,82px);letter-spacing:-.048em;line-height:1.01;margin-bottom:44px}
.final__ctas{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.foot{background:#000;color:rgba(255,255,255,.62);font-size:14px;padding:70px 0 30px;border-top:1px solid rgba(255,255,255,.1)}
.foot__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot__brand img{height:30px;width:auto;margin-bottom:14px}
.foot h3{color:#fff;font-size:13px;font-weight:600;letter-spacing:0;margin-bottom:14px}
.foot__grid a,.foot__code{display:block;margin-bottom:10px;transition:color .2s;text-align:left;font-size:14px;color:inherit}
.foot__grid a:hover,.foot__code:hover{color:#fff}
.foot__code b{color:#fff;letter-spacing:.08em;font-family:ui-monospace,"SF Mono",Menlo,monospace}
.foot__base{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:rgba(255,255,255,.6)}

/* ---------- Floating WhatsApp ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:40;display:flex;align-items:center;gap:8px;height:52px;padding:0 20px 0 16px;border-radius:999px;background:var(--wa);color:#fff;font-weight:600;font-size:15px;
  box-shadow:0 12px 30px -8px rgba(18,140,70,.55);transform:translateY(120px);transition:transform .6s var(--ease),box-shadow .3s}
.wa-float.is-on{transform:none}
.wa-float:hover{box-shadow:0 16px 36px -8px rgba(18,140,70,.75)}
.wa-float svg{width:24px;height:24px}

/* ---------- Viewer ---------- */
.viewer,.ios{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:24px}
.viewer[hidden],.ios[hidden]{display:none}
.viewer__bg,.ios__bg{position:absolute;inset:0;background:rgba(0,0,0,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);opacity:0;transition:opacity .4s}
.viewer__panel{position:relative;width:min(1180px,100%);height:min(860px,100%);background:#fff;border-radius:24px;display:grid;grid-template-columns:1fr 340px;overflow:hidden;
  opacity:0;transform:translateY(30px) scale(.98);transition:opacity .45s var(--ease),transform .55s var(--ease)}
.is-open .viewer__bg,.is-open .ios__bg{opacity:1}
.is-open .viewer__panel,.is-open .ios__card{opacity:1;transform:none}
.viewer__x{position:absolute;right:14px;top:14px;z-index:3;width:36px;height:36px;border-radius:50%;background:var(--mist);font-size:22px;line-height:1;color:var(--ink-2);transition:background .2s}
.viewer__x:hover{background:#e3e3e8}
.viewer__stage{position:relative;background:#2b2b2e;display:flex;align-items:center;justify-content:center;padding:28px 70px;min-height:0}
.viewer__page{height:100%;width:100%;display:flex;align-items:center;justify-content:center;overflow:auto;min-height:0}
.viewer__page img{max-height:100%;max-width:100%;width:auto;object-fit:contain;border-radius:3px;box-shadow:0 20px 60px rgba(0,0,0,.5);background:#fff;transition:opacity .25s}
.viewer__page.is-zoom{align-items:flex-start;cursor:zoom-out}
.viewer__page.is-zoom img{max-height:none;max-width:none;width:min(1100px,100%)}
.viewer__page img{cursor:zoom-in}
.viewer__nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:28px;line-height:1;transition:background .2s}
.viewer__nav:hover{background:rgba(255,255,255,.24)}
.viewer__nav--prev{left:14px}.viewer__nav--next{right:14px}
.viewer__side{padding:44px 30px 30px;display:flex;flex-direction:column;gap:12px;overflow:auto}
.viewer__side h3{font-size:32px;letter-spacing:-.035em}
.viewer__topic{color:var(--ink-2);font-size:15px;margin-bottom:10px}
.viewer__thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:6px}
.viewer__thumbs button{aspect-ratio:3/4.2;border-radius:6px;overflow:hidden;box-shadow:0 0 0 1px var(--line);opacity:.55;transition:opacity .2s,box-shadow .2s}
.viewer__thumbs button.is-on{opacity:1;box-shadow:0 0 0 2px var(--blue)}
.viewer__thumbs img{width:100%;height:100%;object-fit:cover;object-position:top}
.viewer__count{font-size:13px;color:var(--ink-2);margin:2px 0 auto}
.viewer__side .btn{margin-top:6px}

/* ---------- iOS modal ---------- */
.ios__card{position:relative;width:min(460px,100%);background:#fff;border-radius:26px;padding:40px 32px 26px;text-align:center;
  opacity:0;transform:translateY(30px) scale(.97);transition:opacity .45s var(--ease),transform .55s var(--ease)}
.ios__warn{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.04em;color:#b25000;background:#fff3e0;padding:6px 12px;border-radius:999px;margin-bottom:18px}
.ios__card h3{font-size:32px;letter-spacing:-.035em;margin-bottom:12px}
.ios__lead{font-size:15px;color:var(--ink-2);margin-bottom:24px}
.ios__code{width:100%;display:flex;flex-direction:column;align-items:center;gap:8px;padding:22px 16px 18px;border-radius:18px;background:var(--mist);
  box-shadow:inset 0 0 0 2px transparent;transition:box-shadow .3s,background .3s;animation:pulseRing 2.2s var(--ease) infinite}
.ios__chars{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:clamp(36px,10vw,46px);font-weight:700;letter-spacing:.2em;padding-left:.2em;color:var(--ink)}
.ios__copy{font-size:13px;font-weight:600;color:#fff;background:var(--blue);padding:8px 16px;border-radius:999px}
.ios__code.is-copied{animation:none;background:#e9f8ef;box-shadow:inset 0 0 0 2px #1f9d55}
.ios__code.is-copied .ios__copy{background:#1f9d55}
@keyframes pulseRing{0%,100%{box-shadow:inset 0 0 0 2px rgba(20,99,255,.15)}50%{box-shadow:inset 0 0 0 2px rgba(20,99,255,.75)}}
.ios__steps{text-align:left;margin:22px 0 22px;padding:0 0 0 22px;display:grid;gap:8px;font-size:15px;color:var(--ink-2)}
.ios__steps b{color:var(--ink)}
.ios__go.is-locked{background:#c7c7cc;pointer-events:none}
.ios__skip{margin-top:14px;font-size:13px;color:var(--ink-3);text-decoration:underline;text-underline-offset:3px}

/* ---------- Toast ---------- */
.toast{position:fixed;left:50%;bottom:90px;z-index:120;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#1d1d1f;color:#fff;font-size:14px;font-weight:500;padding:12px 18px;border-radius:12px;transition:opacity .3s,transform .4s var(--ease)}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

/* ---------- Reveal defaults (JS adds motion) ---------- */
.no-js [data-reveal]{opacity:1}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1100px){
  .scribble--compare{display:none}
  .crop{right:0}
}
@media (max-width:960px){
  .nav__links,.nav__cta{display:none}
  .nav__burger{display:block;margin-left:auto}
  .nav__sheet{display:flex;flex-direction:column;position:fixed;top:var(--nav-h);left:0;right:0;background:rgba(0,0,0,.94);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    padding:10px 28px 30px;gap:0;clip-path:inset(0 0 100% 0);transition:clip-path .5s var(--ease)}
  .nav__sheet a{font-size:24px;font-weight:600;letter-spacing:-.02em;color:#fff;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav__sheet .nav__sheet-wa{color:var(--wa);border:0}
  .nav.is-open{background:rgba(0,0,0,.94)}
  .nav.is-open .nav__sheet{clip-path:inset(0 0 0 0)}

  .hero{justify-content:flex-start;padding-bottom:32px}
  .hero__media{position:relative;height:46svh;min-height:310px;width:100%;flex:none}
  .hero__media img{object-position:76% 28%}
  .hero__shade{height:46svh;min-height:310px;bottom:auto;background:
    linear-gradient(180deg,rgba(0,0,0,.45) 0%,rgba(0,0,0,0) 26%,rgba(0,0,0,0) 64%,#000 100%)}
  .hero__content{padding-top:6px;margin-top:-18px}
  .hero__facts{grid-template-columns:1fr;margin-top:32px}
  .hero__facts div{padding:14px 0!important;border-left:0!important;border-bottom:1px solid rgba(255,255,255,.1)}
  .hero__facts span{max-width:none}

  .trap__pin{flex-direction:column;justify-content:flex-start;align-items:stretch;padding-bottom:74px}
  .trap__media{position:relative;height:50svh;min-height:320px;width:100%;flex:none}
  .trap__frame{object-position:84% 48%}
  .trap__shade{height:50svh;min-height:320px;bottom:auto;background:
    linear-gradient(180deg,rgba(0,0,0,.42) 0%,rgba(0,0,0,0) 22%,rgba(0,0,0,0) 68%,#000 100%)}
  .trap__copy{flex:1;justify-content:flex-start;padding-top:10px}
  .trap__eyebrow{margin-bottom:8px}
  .trap__steps{min-height:230px}
  .trap__step h2{font-size:clamp(26px,7vw,36px);line-height:1.08}
  .trap__step p:not(.eyebrow){font-size:15.5px;margin-top:12px;line-height:1.42}
  .trap__player{bottom:20px;padding-right:68px}
  .studies{grid-template-columns:1fr}
  .tried__track{flex-direction:column;padding:0 22px;gap:44px}
  .try{width:100%}
  .tried__pin{min-height:0;padding:110px 0 90px}
  .about__grid{grid-template-columns:1fr}
  .about__img{aspect-ratio:4/3.2}
  .steps{grid-template-columns:1fr;gap:56px}
  .exam{min-height:auto;display:flex;flex-direction:column;padding:0 0 64px}
  .exam__media{position:relative;height:48svh;min-height:300px;width:100%}
  .exam__media img{object-position:52% 35%}
  .exam__shade{height:48svh;min-height:300px;bottom:auto;background:
    linear-gradient(180deg,rgba(0,0,0,.3) 0%,rgba(0,0,0,0) 24%,rgba(0,0,0,0) 66%,#000 100%)}

  .compare__pin{align-items:flex-start;padding-top:calc(var(--nav-h) + 20px)}
  .compare__grid{grid-template-columns:1fr;gap:18px}
  .compare__states{min-height:150px}
  .compare__state h2{font-size:28px;margin-bottom:10px}
  .compare__state p{font-size:15px}
  .compare__hint{display:none}
  .compare__stage{width:min(100%,calc((100vh - 290px) * 0.707))}

  .stat{grid-template-columns:1fr;gap:20px}
  .bar{grid-template-columns:100px 1fr 40px}
  .feature{grid-template-columns:1fr;gap:44px}
  .feature--diagram .feature__copy{order:0}
  .feature__visual--pages{height:clamp(380px,110vw,560px)}
  .minis{grid-template-columns:1fr}
  .mini,.mini+.mini{padding:30px 0;border-left:0}
  .mini+.mini{border-top:1px solid var(--line)}

  .lens__grid,.app__grid{grid-template-columns:1fr}
  .lens__visual{aspect-ratio:4/3.6}
  .app__visual{aspect-ratio:4/3.4;order:2}
  .campus__media{aspect-ratio:4/3.3;border-radius:22px}
  .campus__media img{object-position:90% 50%}
  .campus__rows{grid-template-columns:1fr}
  .campus__rows p,.campus__rows p+p{padding:18px 0;border-left:0;border-top:1px solid rgba(255,255,255,.14)}
  .foot__grid{grid-template-columns:1fr 1fr}

  .viewer{padding:0}
  .viewer__panel{grid-template-columns:1fr;grid-template-rows:1fr auto;height:100%;border-radius:0}
  .viewer__stage{padding:56px 10px 12px}
  .viewer__nav{width:38px;height:38px;background:rgba(0,0,0,.5)}
  .viewer__nav--prev{left:6px}.viewer__nav--next{right:6px}
  .viewer__side{padding:18px 18px 22px;gap:8px}
  .viewer__side .eyebrow,.viewer__thumbs{display:none}
  .viewer__side h3{font-size:22px}
  .viewer__topic{margin:0}
  .viewer__x{background:rgba(255,255,255,.9)}
}
@media (max-width:560px){
  body{font-size:16px}
  .wrap{width:calc(100% - 36px)}
  .hero__ctas .btn{flex:1 1 100%}
  .stat{padding:34px 24px;border-radius:22px}
  .subjects{grid-template-columns:1fr 1fr;gap:18px 14px}
  .subj__cover{border-radius:14px}
  .subj__name{font-size:16px}
  .subj__topic{font-size:12.5px}
  .subj__open{display:none}
  .subj--soon .subj__cover strong{font-size:16px}
  .seg{margin-left:-18px;margin-right:-18px;border-radius:0;width:auto;background:transparent;padding:4px 18px}
  .seg button{background:#e3e3e8;margin-right:6px;padding:0 16px}
  .seg button.is-on{background:#1d1d1f;color:#fff}
  .seg__pill{display:none}
  .orgcode{flex-direction:column;align-items:stretch;gap:12px}
  .orgcode__btn{justify-content:space-between}
  .store{flex:1 1 100%;justify-content:center}
  .foot__grid{grid-template-columns:1fr}
  .wa-float span{display:none}
  .wa-float{width:56px;height:56px;padding:0;justify-content:center}
  .crop{width:56%;right:-4px}
}

@media (prefers-reduced-motion:reduce){
  .hero__eyebrow,.hero__title .line>span,.hero__sub,.hero__ctas,.hero__facts{animation:none}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}