/* ============================================================
   Aproject — Marketing website UI kit (layout)
   Landing page in the brand language: warm oat canvas, terracotta
   accent, Newsreader display serif. Recreates the real aproject.com
   structure — hero, products, models, audiences, pricing, FAQ.
   ============================================================ */

* { box-sizing: border-box; }
body { margin: 0; background: var(--background); color: var(--foreground); font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 32px; }
.serif { font-family: var(--font-serif); }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: .02em; color: var(--primary); font-weight: 600; }
.muted { color: var(--muted-foreground); }

/* ---------- nav ---------- */
.nav { position: sticky; top: 0; z-index: 30; background: color-mix(in oklab, var(--background) 86%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.nav-in { max-width: 1080px; margin: 0 auto; padding: 0 32px; height: 62px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand svg { display: block; }
.brand .wm { font-family: var(--font-serif); font-size: 21px; font-weight: 500; letter-spacing: .2px; }
.nav-links { display: flex; align-items: center; gap: 24px; margin-left: 14px; }
.nav-links a { font-size: 13.5px; color: var(--secondary-foreground); text-decoration: none; font-weight: 500; }
.nav-links a:hover { color: var(--foreground); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 18px; border-radius: 10px; font-family: var(--font-sans); font-size: 13.5px; font-weight: 600; cursor: pointer; border: 1px solid transparent; text-decoration: none; white-space: nowrap; transition: border-color .12s, filter .12s; }
.btn-primary { background: var(--primary); color: var(--primary-foreground); box-shadow: var(--shadow-sm); }
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost { background: transparent; color: var(--secondary-foreground); }
.btn-ghost:hover { background: var(--secondary); }
.btn-outline { background: var(--card); color: var(--foreground); border-color: var(--border); }
.btn-outline:hover { background: var(--secondary); border-color: var(--border-strong); }
.btn-lg { height: 46px; padding: 0 22px; font-size: 14.5px; border-radius: 12px; }

/* ---------- chat-first hero (editorial) ---------- */
.lp-hero { padding: 92px 0 60px; text-align: center; }
.lp-kicker { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; font-weight: 600; letter-spacing: .01em; color: var(--primary); background: var(--card); border: 1px solid var(--border); padding: 6px 13px 6px 11px; border-radius: 999px; }
.lp-kicker .k-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px var(--success-tint); }
.lp-hero h1 { font-family: var(--font-serif); font-size: 62px; line-height: 1.02; font-weight: 500; letter-spacing: -0.015em; margin: 24px auto 18px; max-width: 880px; text-wrap: balance; }
.lp-hero h1 em { font-style: normal; color: var(--primary); }
.lp-hero .lede { font-size: 18px; line-height: 1.55; color: var(--muted-foreground); max-width: 600px; margin: 0 auto 36px; text-wrap: pretty; }

/* composer */
.composer { max-width: 680px; margin: 0 auto; }
.composer-box { display: flex; align-items: center; gap: 10px; background: var(--card); border: 1px solid var(--border-strong); border-radius: 18px; padding: 9px 9px 9px 20px; box-shadow: var(--shadow-panel); transition: border-color .15s, box-shadow .15s; }
.composer-box:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px var(--terracotta-tint); }
.composer-box input { flex: 1; border: none; outline: none; background: transparent; font-family: inherit; font-size: 16px; color: var(--foreground); padding: 8px 0; }
.composer-box input::placeholder { color: var(--muted-foreground); }
.composer-send { width: 46px; height: 46px; border-radius: 13px; background: var(--primary); color: var(--primary-foreground); display: grid; place-items: center; border: none; cursor: pointer; flex-shrink: 0; box-shadow: var(--shadow-sm); transition: background .12s, transform .12s; }
.composer-send:hover { background: var(--primary-hover); }
.composer-send:active { transform: scale(.94); }
.composer-cap { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted-foreground); margin-top: 16px; }
.composer-cap .av { width: 16px; height: 16px; }
.composer-cap b { color: var(--secondary-foreground); font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 22px; }
.chip { font-size: 13px; color: var(--secondary-foreground); background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: 8px 15px; cursor: pointer; transition: border-color .14s, background .14s, color .14s; }
.chip:hover { border-color: var(--border-strong); background: var(--secondary); color: var(--foreground); }

/* live answer demo */
.lp-answer { max-width: 680px; margin: 26px auto 0; text-align: left; background: var(--card); border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow-panel); padding: 20px; }
.lp-answer[hidden] { display: none; }
.la-q { display: flex; align-items: center; gap: 11px; padding-bottom: 16px; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.la-q .la-q-ic { width: 26px; height: 26px; border-radius: 50%; background: var(--terracotta-tint); color: var(--primary); display: grid; place-items: center; font-size: 14px; font-weight: 700; flex-shrink: 0; }
.la-q span:last-child { font-size: 14.5px; font-weight: 600; color: var(--foreground); line-height: 1.4; }
.la-a { display: flex; gap: 11px; }
.la-a .av { width: 28px; height: 28px; flex-shrink: 0; }
.la-body { flex: 1; min-width: 0; }
.la-think { display: flex; align-items: center; gap: 9px; font-size: 13px; color: var(--muted-foreground); font-family: var(--font-mono); }
.la-think .spin { width: 14px; height: 14px; border: 2px solid var(--border-strong); border-top-color: var(--primary); border-radius: 50%; animation: laSpin .7s linear infinite; }
@keyframes laSpin { to { transform: rotate(360deg); } }
.la-text { font-size: 14px; line-height: 1.6; color: var(--foreground); margin-top: 10px; }
.la-reveal { opacity: 0; transform: translateY(6px); transition: opacity .4s ease, transform .4s ease; }
.la-reveal.in { opacity: 1; transform: none; }

/* trust strip */
.trust { padding: 30px 0 8px; }
.trust-lab { text-align: center; font-size: 12.5px; color: var(--muted-foreground); margin: 0 0 20px; }
.trust-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px 38px; }
.trust-logo { font-family: var(--font-serif); font-size: 19px; font-weight: 500; color: var(--muted-foreground); opacity: .72; letter-spacing: .01em; white-space: nowrap; transition: opacity .15s, color .15s; }
.trust-logo:hover { opacity: 1; color: var(--secondary-foreground); }
.trust-ph { font-size: 10.5px; color: var(--muted-foreground); opacity: .55; text-align: center; margin-top: 18px; font-family: var(--font-mono); }

/* reusable preview mock (kept for product-page panels via .pv-*) */
.pv-user { align-self: flex-end; background: var(--terracotta-tint); padding: 10px 13px; border-radius: 12px 12px 4px 12px; font-size: 13px; max-width: 80%; line-height: 1.45; }
.pv-asst { display: flex; gap: 10px; }
.pv-asst .av { width: 26px; height: 26px; flex-shrink: 0; }
.pv-asst .body { font-size: 13px; line-height: 1.55; color: var(--foreground); }
.pv-tool { display: flex; align-items: center; gap: 8px; border: 1px solid var(--border); border-radius: 9px; padding: 8px 11px; font-size: 12px; color: var(--muted-foreground); margin-bottom: 9px; }
.pv-tool .ok { margin-left: auto; color: var(--success); font-weight: 600; }
.pv-cite { display: inline-grid; place-items: center; min-width: 15px; height: 15px; padding: 0 3px; border-radius: 4px; background: var(--sidebar-accent-tint); color: var(--primary); font-size: 10px; font-weight: 700; vertical-align: 1px; }

/* ---------- sections ---------- */
.section { padding: 72px 0; }
.section.alt { background: var(--oat-100); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.sec-head { max-width: 640px; margin-bottom: 40px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head.center .eyebrow { display: block; }
.sec-sub { font-size: 16px; line-height: 1.6; color: var(--muted-foreground); margin: 14px 0 0; max-width: 620px; text-wrap: pretty; }
.sec-head.center .sec-sub { margin-left: auto; margin-right: auto; }
.sec-head h2 { font-family: var(--font-serif); font-size: 36px; font-weight: 500; line-height: 1.1; margin: 12px 0 0; letter-spacing: -0.01em; text-wrap: balance; }

/* soft scroll reveals — progressive enhancement; never traps content hidden */
.reveal { opacity: 1; }
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s cubic-bezier(.2,.6,.2,1), transform .6s cubic-bezier(.2,.6,.2,1); }
.js .reveal.in { opacity: 1; transform: none; }
.js.reveal-force .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } }

/* engine pill — ties a service to the model inside it */
.prod-engine { display: flex; align-items: center; gap: 9px; margin-top: auto; padding-top: 16px; margin-bottom: 16px; border-top: 1px solid var(--border); }
.prod-engine-l { font-size: 11.5px; color: var(--muted-foreground); }
.model-pill { font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .01em; color: var(--m, var(--primary)); background: color-mix(in oklab, var(--m, var(--primary)) 13%, transparent); padding: 3px 9px; border-radius: 6px; }

/* products */
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.prod-card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 26px 24px; display: flex; flex-direction: column; transition: border-color .14s, box-shadow .14s, transform .14s; }
.prod-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-card); transform: translateY(-2px); }
.prod-mark { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; color: #fff; margin-bottom: 18px; }
.prod-status { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 600; margin-bottom: 12px; }
.prod-status .pdot { width: 7px; height: 7px; border-radius: 50%; }
.prod-status.live { color: var(--success); }
.prod-status.soon { color: var(--muted-foreground); }
.prod-card h3 { font-size: 21px; font-weight: 600; margin: 0 0 4px; }
.prod-model { font-family: var(--font-mono); font-size: 11.5px; color: var(--muted-foreground); margin-bottom: 14px; }
.prod-card p { font-size: 13.5px; line-height: 1.6; color: var(--secondary-foreground); margin: 0 0 20px; flex: 1; }
.prod-link { font-size: 13.5px; font-weight: 600; color: var(--primary); text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.prod-link:hover { gap: 9px; }

/* models — proprietary engines inside the services */
.model-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.model-card { padding: 26px 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--card); }
.model-name { font-family: var(--font-mono); font-size: 14px; font-weight: 700; letter-spacing: .02em; color: var(--primary); }
.model-card h3 { font-size: 18px; font-weight: 600; margin: 8px 0 8px; }
.model-card p { font-size: 13.5px; line-height: 1.6; color: var(--secondary-foreground); margin: 0 0 16px; }
.model-card .runs { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; color: var(--muted-foreground); padding-top: 14px; border-top: 1px solid var(--border); width: 100%; }
.model-card .runs .rdot { width: 8px; height: 8px; border-radius: 2.5px; flex-shrink: 0; }
.model-card .runs b { color: var(--secondary-foreground); font-weight: 600; }
.model-foot { margin-top: 26px; font-size: 13.5px; color: var(--muted-foreground); text-align: center; max-width: 680px; margin-left: auto; margin-right: auto; line-height: 1.6; }

/* audiences + stats */
.aud-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 36px; }
.aud-card { display: flex; align-items: flex-start; gap: 14px; padding: 22px; border: 1px solid var(--border); border-radius: 14px; background: var(--card); }
.aud-mark { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; font-family: var(--font-serif); font-size: 19px; font-weight: 600; color: #fff; flex-shrink: 0; }
.aud-card h3 { font-size: 16px; font-weight: 600; margin: 0 0 4px; }
.aud-card p { font-size: 13px; color: var(--muted-foreground); margin: 0; line-height: 1.5; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; text-align: center; }
.stat .v { font-family: var(--font-serif); font-size: 40px; font-weight: 500; color: var(--foreground); letter-spacing: -0.01em; }
.stat .l { font-size: 13px; color: var(--muted-foreground); margin-top: 2px; }

/* pricing */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.price-card { display: flex; flex-direction: column; padding: 24px 20px; border: 1px solid var(--border); border-radius: 16px; background: var(--card); }
.price-card.featured { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.price-tag { display: inline-block; align-self: flex-start; font-size: 11px; font-weight: 700; color: var(--primary); background: var(--sidebar-accent-tint); padding: 2px 9px; border-radius: 999px; margin-bottom: 12px; }
.price-card h3 { font-size: 17px; font-weight: 600; margin: 0 0 8px; }
.price-amt { font-family: var(--font-serif); font-size: 30px; font-weight: 500; }
.price-amt .per { font-family: var(--font-sans); font-size: 13px; color: var(--muted-foreground); font-weight: 400; }
.price-feats { list-style: none; margin: 18px 0 22px; padding: 0; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.price-feats li { display: flex; align-items: flex-start; gap: 9px; font-size: 13px; color: var(--secondary-foreground); line-height: 1.4; }
.price-feats .pdot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); margin-top: 6px; flex-shrink: 0; }

/* faq */
.faq { display: flex; flex-direction: column; gap: 0; max-width: 760px; }
.faq details { border-bottom: 1px solid var(--border); padding: 18px 0; }
.faq summary { font-size: 15.5px; font-weight: 600; cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 20px; color: var(--muted-foreground); font-weight: 400; }
.faq details[open] summary::after { content: '–'; }
.faq p { font-size: 14px; line-height: 1.6; color: var(--muted-foreground); margin: 12px 0 0; }

/* final cta */
.cta { text-align: center; padding: 88px 0; }
.cta h2 { font-family: var(--font-serif); font-size: 40px; font-weight: 500; margin: 0 0 12px; letter-spacing: -0.01em; }
.cta p { font-size: 16px; color: var(--muted-foreground); margin: 0 0 28px; }

/* footer */
.footer { border-top: 1px solid var(--border); background: var(--oat-100); padding: 52px 0 32px; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 38px; }
.foot-col h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted-foreground); margin: 0 0 14px; font-weight: 600; }
.foot-col a { display: block; font-size: 13.5px; color: var(--secondary-foreground); text-decoration: none; margin-bottom: 9px; }
.foot-col a:hover { color: var(--primary); }
.foot-brand p { font-size: 13px; color: var(--muted-foreground); line-height: 1.6; margin: 14px 0 0; max-width: 260px; }
.foot-base { display: flex; align-items: center; justify-content: space-between; padding-top: 22px; border-top: 1px solid var(--border); font-size: 12.5px; color: var(--muted-foreground); }

@media (max-width: 900px) {
  .prod-grid, .model-grid, .aud-grid, .stats, .price-grid, .foot-grid { grid-template-columns: 1fr; }
  .lp-hero h1 { font-size: 40px; }
  .lp-hero { padding: 60px 0 48px; }
}

/* ============================================================
   PRODUCT PAGES (chat / pilot / team) — claude.ai-style detail
   Each page sets --pp on <body> to recolour the accent locally.
   ============================================================ */
body.pp { --pp: var(--primary); }
.pp-accent { color: var(--pp); }

/* product hero */
.pp-hero { padding: 64px 0 56px; }
.pp-id { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.pp-mark { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: #fff; flex-shrink: 0; }
.pp-id .pp-name { font-family: var(--font-serif); font-size: 26px; font-weight: 500; }
.pp-id .pp-model { font-family: var(--font-mono); font-size: 11.5px; color: var(--muted-foreground); margin-top: 2px; }
.pp-status { display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 11px; border-radius: 999px; font-size: 11.5px; font-weight: 600; }
.pp-status .d { width: 7px; height: 7px; border-radius: 50%; }
.pp-status.live { background: var(--success-tint); color: var(--success); }
.pp-status.soon { background: var(--secondary); color: var(--muted-foreground); }
.pp-hero h1 { font-family: var(--font-serif); font-size: 50px; line-height: 1.05; font-weight: 500; letter-spacing: -0.01em; margin: 0 0 20px; max-width: 760px; text-wrap: balance; }
.pp-hero .lede { font-size: 17px; line-height: 1.6; color: var(--muted-foreground); max-width: 580px; margin: 0 0 26px; }
.pp-hero-cta { display: flex; align-items: center; gap: 14px; }
.pp-hero-cta .sub { font-size: 12.5px; color: var(--muted-foreground); }
.btn-pp { background: var(--pp); color: #fff; }
.btn-pp:hover { filter: brightness(1.06); }

/* feature grid */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feat { padding: 24px 22px; border: 1px solid var(--border); border-radius: 16px; background: var(--card); }
.feat-ic { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; margin-bottom: 16px; background: color-mix(in oklab, var(--pp) 12%, transparent); color: var(--pp); }
.feat h3 { font-size: 16.5px; font-weight: 600; margin: 0 0 7px; }
.feat p { font-size: 13.5px; line-height: 1.6; color: var(--secondary-foreground); margin: 0; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step .n { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: var(--pp); color: #fff; font-family: var(--font-serif); font-size: 18px; font-weight: 600; margin-bottom: 14px; }
.step h3 { font-size: 16px; font-weight: 600; margin: 0 0 6px; }
.step p { font-size: 13.5px; line-height: 1.6; color: var(--muted-foreground); margin: 0; }

/* use-case list with sample prompts */
.uses { display: flex; flex-direction: column; gap: 10px; max-width: 760px; }
.use { display: flex; align-items: flex-start; gap: 14px; padding: 16px 18px; border: 1px solid var(--border); border-radius: 13px; background: var(--card); }
.use .uic { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: color-mix(in oklab, var(--pp) 12%, transparent); color: var(--pp); flex-shrink: 0; }
.use .ut { font-size: 14.5px; font-weight: 600; margin-bottom: 3px; }
.use .ud { font-size: 13px; color: var(--muted-foreground); line-height: 1.5; }
.use .uprompt { font-family: var(--font-mono); font-size: 12px; color: var(--pp); margin-top: 7px; }

/* sample chat / artifact panel inside a product page */
.pp-panel { background: var(--card); border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow-panel); overflow: hidden; }
.pp-panel .pp-panel-top { display: flex; align-items: center; gap: 8px; height: 42px; padding: 0 14px; border-bottom: 1px solid var(--border); }
.pp-panel .pp-panel-top .d { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); }
.pp-panel .pp-panel-top .t { margin-left: 8px; font-size: 12px; color: var(--muted-foreground); font-family: var(--font-mono); }
.pp-panel .pp-panel-body { padding: 18px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }

/* accent CTA band */
.band { background: var(--pp); color: #fff; border-radius: 22px; padding: 52px 48px; text-align: center; }
.band h2 { font-family: var(--font-serif); font-size: 34px; font-weight: 500; margin: 0 0 10px; }
.band p { font-size: 15.5px; opacity: .9; margin: 0 0 24px; }
.band .btn { background: #fff; color: var(--ink); }
.band .btn:hover { background: rgba(255,255,255,.88); }
.band .btn-ghost-w { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.band .btn-ghost-w:hover { background: rgba(255,255,255,.12); }

@media (max-width: 900px) {
  .feat-grid, .steps, .split { grid-template-columns: 1fr; }
  .pp-hero h1 { font-size: 36px; }
}