/* The Study Desk — main stylesheet */
:root{
  --paper:oklch(98.5% 0.008 95);
  --lav:oklch(95% 0.03 290);
  --ink:oklch(19% 0.05 285);
  --violet:oklch(52% 0.25 285);
  --lime:oklch(91% 0.2 125);
  --coral:oklch(70% 0.2 30);
  --sans:'Bricolage Grotesque',system-ui,sans-serif;
  --serif:'Instrument Serif',Georgia,serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--violet);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:var(--ink)}
::selection{background:var(--lime);color:var(--ink)}
h1,h2,h3,p,ul,ol,figure,blockquote{margin:0}
.wrap{max-width:84rem;margin:0 auto}
.serif{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-0.02em}
.t-lime{color:var(--lime)}.t-violet{color:var(--violet)}
.mono{font-family:var(--mono)}

/* Colour fills */
.bg-violet{background:var(--violet);color:var(--paper)}
.bg-lime{background:var(--lime);color:var(--ink)}
.bg-coral{background:var(--coral);color:var(--ink)}
.bg-ink{background:var(--ink);color:var(--paper)}
.bg-lav{background:var(--lav);color:var(--ink)}
.bg-paper{background:var(--paper);color:var(--ink)}

/* Urgency bar */
.urgency{background:var(--ink);color:var(--paper);padding:10px 24px;display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;text-align:center}
.urgency__dot{width:8px;height:8px;border-radius:50%;background:var(--coral)}
.urgency__pill{background:var(--lime);color:var(--ink);padding:4px 10px;border-radius:99px;font-weight:600}

/* Header */
.site-header{position:sticky;top:0;z-index:40;background:oklch(98.5% 0.008 95 / .92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid oklch(19% 0.05 285 / .1)}
.site-header__inner{padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand__mark{width:40px;height:40px;border-radius:12px;background:var(--violet);color:var(--lime);display:grid;place-items:center;font-family:var(--serif);font-style:italic;font-size:28px;line-height:1}
.brand__name{font-weight:800;font-size:21px;letter-spacing:-0.03em}
.nav{display:flex;gap:4px;font-weight:600;font-size:15px}
.nav a{padding:8px 14px;border-radius:99px;text-decoration:none;color:var(--ink)}
.nav a:hover{background:var(--lav)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:99px;font-weight:800;text-decoration:none;transition:transform .15s,box-shadow .15s,background .15s,color .15s;cursor:pointer}
.btn img{width:24px;height:24px}
.btn--ink{background:var(--ink);color:var(--paper)}
.btn--ink:hover{color:var(--lime);transform:translateY(-2px)}
.btn--lime{background:var(--lime);color:var(--ink)}
.btn--lime:hover{color:var(--ink);transform:translateY(-2px)}
.btn--outline{border:2px solid var(--ink);color:var(--ink);font-weight:700}
.btn--outline:hover{background:var(--ink);color:var(--paper)}
.btn--sm{padding:10px 18px 10px 12px;font-size:15px;font-weight:700}
.btn--sm img{width:22px;height:22px}
.btn--md{padding:16px 26px 16px 18px;font-size:18px}
.btn--lg{padding:18px 30px 18px 20px;font-size:19px}
.btn--lg img{width:28px;height:28px}
.btn--xl{padding:20px 32px 20px 22px;font-size:21px}
.btn--xl img{width:30px;height:30px}
.btn--block{display:flex;width:100%;padding:14px;font-size:16px}
.btn--block img{width:22px;height:22px}
.btn--shadow{box-shadow:0 6px 0 0 var(--ink)}
.btn--shadow:hover{transform:translateY(3px);box-shadow:0 3px 0 0 var(--ink)}

/* Hero */
.hero{padding:20px}
.hero__panel{position:relative;overflow:hidden;border-radius:36px}
.blob{position:absolute;border-radius:50%}
.blob--coral{width:460px;height:460px;background:var(--coral);right:-260px;top:-260px;opacity:.9}
.blob--lime{width:260px;height:260px;background:var(--lime);right:300px;bottom:-140px}
.blob--violet{width:420px;height:420px;background:var(--violet);right:-120px;bottom:-200px}
.hero__grid{position:relative;padding:clamp(40px,6vw,88px) clamp(24px,5vw,72px);display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));gap:56px;align-items:center}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.tag{padding:6px 14px;border-radius:99px;background:oklch(98.5% 0.008 95 / .15);font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.hero h1{font-weight:800;letter-spacing:-0.045em;line-height:.92;font-size:clamp(50px,7vw,104px);text-wrap:balance}
.hero__lead{margin-top:28px;max-width:34rem;font-size:20px;line-height:1.55;text-wrap:pretty}
.hero__ctas{margin-top:36px;display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.link-light{color:var(--paper);font-weight:700;font-size:17px;padding:8px}
.link-light:hover{color:var(--lime)}
.micro{margin-top:22px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;opacity:.85}

/* Hero request card */
.request{position:relative;padding:24px 8px 24px 0}
.request__back{position:absolute;inset:40px -8px 0 32px;border-radius:28px;background:var(--lime);transform:rotate(4deg)}
.request__card{position:relative;border-radius:28px;background:var(--paper);color:var(--ink);padding:28px;box-shadow:0 30px 60px -20px oklch(19% 0.05 285 / .5);transform:rotate(-1.5deg)}
.request__top{display:flex;justify-content:space-between;align-items:center;gap:12px}
.request__id{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;opacity:.6}
.badge{padding:5px 12px;border-radius:99px;background:var(--lime);font-size:13px;font-weight:700}
.request__title{margin:16px 0 8px;font-size:30px;font-weight:800;letter-spacing:-0.03em;line-height:1.15}
.request__meta{font-size:15px;opacity:.7}
.request__steps{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.rstep{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;background:var(--lav)}
.rstep__icon{width:28px;height:28px;border-radius:50%;background:var(--violet);color:var(--paper);display:grid;place-items:center;font-size:14px;font-weight:800;flex:none}
.rstep__label{font-weight:600;flex:1}
.rstep__note{font-size:14px;opacity:.7}
.rstep--todo{background:none;border:2px dashed oklch(52% 0.25 285 / .4)}
.rstep--todo .rstep__icon{background:none;border:2px solid var(--violet);color:var(--violet);font-size:12px}
.rstep--todo .rstep__note{opacity:1;font-weight:700;color:var(--violet)}
.progress{margin-top:20px;height:10px;border-radius:99px;background:var(--lav);overflow:hidden}
.progress span{display:block;width:66%;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--violet),var(--coral))}
.sticker{position:absolute;left:-18px;bottom:-6px;transform:rotate(-8deg);background:var(--coral);color:var(--ink);border-radius:18px;padding:14px 18px;font-weight:800;font-size:17px;line-height:1.05;box-shadow:0 10px 24px -8px oklch(19% 0.05 285 / .5)}
.sticker .serif{font-size:22px}

/* Ticker */
.ticker{overflow:hidden;padding:18px 0;background:var(--lime);border-block:2px solid var(--ink);margin-top:20px}
.ticker__track{display:flex;width:max-content;animation:tick 40s linear infinite}
.ticker__item{display:flex;align-items:center;gap:28px;padding-right:28px;font-weight:800;font-size:clamp(22px,2.6vw,34px);letter-spacing:-0.03em;white-space:nowrap}
.ticker__item::after{content:"";width:14px;height:14px;border-radius:50%;background:var(--violet)}
@keyframes tick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.ticker__track{animation:none}}

/* Sections */
.section{padding:clamp(72px,9vw,120px) 24px}
.section--top{padding-bottom:0}
.section--bottom{padding-top:0}
.section--slab{padding:0 20px}
.section-head{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:20px 64px;align-items:end;margin-bottom:56px}
.eyebrow{margin-bottom:14px;font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--violet);font-weight:600}
.h2{font-weight:800;letter-spacing:-0.045em;font-size:clamp(40px,5.4vw,76px);line-height:.95;text-wrap:balance}
.h2 .serif{color:var(--violet)}
.lead{font-size:19px;line-height:1.6;max-width:34rem;text-wrap:pretty}
.note{font-family:var(--mono);font-size:13px;opacity:.6}
.panel{border-radius:36px;padding:clamp(48px,7vw,96px) clamp(24px,5vw,72px)}

/* Service cards */
.grid{display:grid;gap:20px}
.grid--270{grid-template-columns:repeat(auto-fit,minmax(min(100%,270px),1fr))}
.grid--290{grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr))}
.grid--300{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.grid--260{grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr))}
.grid--250{grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr))}
.grid--240{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:16px}
.svc{border-radius:28px;padding:28px;display:flex;flex-direction:column;gap:14px;transition:transform .2s}
.svc:hover{transform:translateY(-4px)}
.svc__num{font-family:var(--mono);font-size:12px;letter-spacing:.06em;opacity:.75}
.svc h3{font-weight:800;font-size:26px;line-height:1.02;letter-spacing:-0.03em}
.svc p{font-size:16px;line-height:1.55;flex:1}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{display:inline-block;white-space:nowrap;padding:5px 11px;border-radius:99px;font-size:13px;font-weight:600;background:oklch(19% 0.05 285 / .1)}
.bg-violet .chip,.bg-ink .chip{background:oklch(98.5% 0.008 95 / .18)}
.bg-lav .chip{background:var(--paper)}

/* Offer */
.offer{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:56px;align-items:start}
.offer .eyebrow{color:var(--lime)}
.offer .h2 .serif{color:var(--lime)}
.offer__lead{margin-top:24px;font-size:19px;line-height:1.6;max-width:30rem;opacity:.85}
.offer .btn{margin-top:32px}
.stack{border-radius:28px;background:var(--paper);color:var(--ink);padding:10px;overflow:hidden}
.stack__head{padding:16px 18px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;opacity:.6}
.stack__item{display:flex;gap:16px;align-items:flex-start;padding:16px 18px;border-top:1px solid oklch(19% 0.05 285 / .1)}
.check{flex:none;width:34px;height:34px;border-radius:10px;background:var(--violet);color:var(--lime);display:grid;place-items:center;font-weight:800;font-size:15px}
.stack__item h3{font-weight:700;font-size:19px;letter-spacing:-0.02em}
.stack__item p{margin-top:4px;font-size:15px;line-height:1.5;opacity:.72}
.stack__total{margin-top:6px;border-radius:20px;background:var(--lime);padding:22px;text-align:right}
.stack__label{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.stack__price{font-weight:800;font-size:60px;line-height:.9;letter-spacing:-0.05em;color:var(--violet)}
.from{font-family:var(--serif);font-style:italic;font-weight:400;font-size:24px;letter-spacing:0;color:var(--ink)}

/* Steps */
.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:20px;align-items:start}
.step{border-radius:28px;border:2px solid var(--ink);padding:30px;display:flex;flex-direction:column;gap:14px}
.step:nth-child(2){margin-top:40px}
.step:nth-child(3){margin-top:80px}
.step__num{font-family:var(--serif);font-style:italic;font-size:88px;line-height:.8;color:var(--violet)}
.step.bg-violet .step__num{color:var(--lime)}
.step h3{font-weight:800;font-size:26px;letter-spacing:-0.03em}
.step p{font-size:17px;line-height:1.55}

/* Pricing */
.plan{position:relative;border-radius:28px;padding:32px;display:flex;flex-direction:column;gap:20px}
.plan--featured{box-shadow:0 24px 48px -18px oklch(52% 0.25 285 / .7)}
.plan__head{display:flex;justify-content:space-between;align-items:center}
.plan h3{font-weight:800;font-size:26px;letter-spacing:-0.03em}
.plan__time{padding:5px 12px;border-radius:99px;background:var(--paper);color:var(--ink);font-family:var(--mono);font-size:12px}
.plan--featured .plan__time{background:oklch(98.5% 0.008 95 / .15);color:var(--paper)}
.plan__price{font-weight:800;font-size:84px;line-height:.85;letter-spacing:-0.06em}
.plan__price .from{font-size:22px;color:inherit}
.plan--featured .plan__price{color:var(--lime)}
.plan--featured .plan__price .from{color:var(--paper)}
.plan__list{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px;font-size:16px;flex:1}
.plan__badge{position:absolute;top:-14px;right:24px;background:var(--coral);color:var(--ink);border-radius:99px;padding:6px 14px;font-weight:800;font-size:13px;transform:rotate(4deg)}

/* Guarantees */
.guarantees h2{margin-bottom:48px;font-weight:800;letter-spacing:-0.05em;font-size:clamp(44px,6vw,92px);line-height:.92;max-width:14ch}
.gcard{border-radius:24px;padding:28px;display:flex;flex-direction:column;gap:12px}
.gcard__big{font-weight:800;font-size:64px;line-height:.9;letter-spacing:-0.05em;color:var(--violet)}
.gcard.bg-ink .gcard__big{color:var(--lime)}
.gcard h3{font-weight:800;font-size:24px;letter-spacing:-0.03em}
.gcard p{font-size:16px;line-height:1.55}

/* Experts */
.expert{border-radius:28px;background:var(--lav);padding:10px;transition:transform .2s}
.expert:hover{transform:translateY(-4px) rotate(-1deg)}
.expert__photo{aspect-ratio:1/1;border-radius:20px;display:grid;place-items:center;font-family:var(--serif);font-style:italic;font-size:140px;line-height:1;overflow:hidden}
.expert__photo img{width:100%;height:100%;object-fit:cover}
.expert__body{padding:16px 12px 12px;display:flex;flex-direction:column;gap:6px}
.expert__deg{align-self:flex-start;padding:4px 10px;border-radius:99px;background:var(--paper);font-family:var(--mono);font-size:11px;letter-spacing:.04em}
.expert h3{margin-top:4px;font-weight:800;font-size:21px;letter-spacing:-0.02em}
.expert p{font-size:15px;line-height:1.45;opacity:.75}

/* Levels & subjects */
.level{border-radius:24px;padding:26px;display:flex;flex-direction:column;gap:10px}
.level h3{font-weight:800;font-size:23px;letter-spacing:-0.03em}
.level p{font-size:16px;line-height:1.55}
.subjects{margin-top:40px;border-radius:28px;background:var(--lav);padding:28px}
.subjects__label{margin-bottom:16px;font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.subjects__list{display:flex;flex-wrap:wrap;gap:8px}
.subject{display:inline-block;white-space:nowrap;padding:9px 16px;border-radius:99px;background:var(--paper);border:1px solid oklch(19% 0.05 285 / .12);font-size:15px;font-weight:600}
.subject--cta{background:var(--ink);color:var(--lime);font-weight:700;text-decoration:none;border-color:var(--ink)}
.subject--cta:hover{color:var(--paper)}

/* Reviews */
.review{border-radius:28px;padding:30px;display:flex;flex-direction:column;gap:18px}
.review--outline{border:2px solid var(--ink)}
.review--tilt{margin-top:32px;transform:rotate(-1.5deg)}
.stars{font-size:20px;letter-spacing:3px;color:var(--coral)}
.bg-violet .stars{color:var(--lime)}
.bg-coral .stars{color:var(--ink)}
.review blockquote{font-size:19px;line-height:1.5}
.review figcaption{font-family:var(--mono);font-size:12px;letter-spacing:.04em;opacity:.75}

/* FAQ */
.faq{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,360px),1fr));gap:40px 64px;align-items:start}
.faq__aside p:not(.eyebrow){margin-top:22px;font-size:18px;line-height:1.6}
.faq__list{display:flex;flex-direction:column;gap:10px}
.faq__item{border-radius:20px;background:var(--lav)}
.faq__item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 22px;font-weight:700;font-size:19px;letter-spacing:-0.02em}
.faq__item summary::-webkit-details-marker{display:none}
.chev{flex:none;width:36px;height:36px;border-radius:50%;background:var(--paper);display:grid;place-items:center;font-size:22px;transition:transform .2s,background .2s}
.faq__item[open] .chev{transform:rotate(45deg);background:var(--lime)}
.faq__item p{padding:0 22px 22px;font-size:17px;line-height:1.6;max-width:42rem}

/* Closing CTA */
.closing{position:relative;overflow:hidden}
.closing__inner{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:28px}
.closing h2{font-weight:800;letter-spacing:-0.05em;font-size:clamp(48px,7.4vw,112px);line-height:.9;max-width:13ch}
.closing p{font-size:20px;line-height:1.55;max-width:36rem}
.closing__row{display:flex;flex-wrap:wrap;align-items:center;gap:20px}
.closing__phone{font-family:var(--mono);font-size:15px;font-weight:600}

/* Footer */
.footer{padding:32px 24px 48px}
.footer__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:24px 48px}
.footer__brand{display:flex;flex-direction:column;gap:8px}
.footer__name{font-weight:800;font-size:20px;letter-spacing:-0.03em}
.footer__legal{font-family:var(--mono);font-size:12px;opacity:.65}
.footer__nav{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;font-weight:600;margin-top:6px}
.footer__note{font-size:14px;line-height:1.6;opacity:.75}

/* Floating WhatsApp */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:50;width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:var(--lime);border:2px solid var(--ink);box-shadow:0 10px 24px -8px oklch(19% 0.05 285 / .5);transition:transform .15s}
.wa-float:hover{transform:scale(1.08)}
.wa-float img{width:34px;height:34px}

/* Legal pages */
.legal-hero{padding:20px}
.legal-hero .panel{padding:clamp(40px,6vw,72px) clamp(24px,5vw,64px)}
.legal-hero__date{margin-bottom:14px;font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase}
.legal-hero h1{font-weight:800;letter-spacing:-0.045em;font-size:clamp(44px,6vw,88px);line-height:.95}
.legal-hero p:not(.legal-hero__date){margin-top:20px;font-size:19px;line-height:1.55;max-width:40rem}
.legal{max-width:46rem;margin:0 auto;padding:48px 24px 96px;font-size:17px;line-height:1.7;display:flex;flex-direction:column;gap:36px}
.legal h2{margin-bottom:10px;font-size:26px;font-weight:800;letter-spacing:-0.03em}
.legal ul{padding-left:22px;display:flex;flex-direction:column;gap:6px}
.legal p + p{margin-top:12px}
.footer--legal{border-top:1px solid oklch(19% 0.05 285 / .1);padding:28px 24px 40px}
.footer--legal .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
.back-link{font-weight:700;font-size:15px}

/* Responsive */
@media (max-width:1000px){.nav{display:none}}
@media (max-width:760px){.hide-sm{display:none}.step:nth-child(2),.step:nth-child(3),.review--tilt{margin-top:0}}