/* In Project AI Agents — shared site styles. Light-first/warm: beige & white backgrounds
   with navy text; navy reserved for hero, nav, footer, and accents. Terracotta = CTAs.
   Brand: navy #02000B · terracotta #A04732 · beige #EDEAE2 · Roboto Slab / Source Sans 3. */
:root{
  --navy:#02000B; --navy-2:#0c0a16; --navy-3:#15121f;
  --terracotta:#A04732; --terracotta-2:#bd5a43;
  --beige:#EDEAE2; --beige-dim:#c8c3ba;
  --bg:#f6f3ec; --surface:#ffffff; --ink:#262320; --muted:#5b564e;
  --line:#e2dccf; --line-dark:#2a2733; --white:#fff;
  --green:#3f9d6b; --amber:#C8881F; --red:#c0492f;
}
*{box-sizing:border-box;}
/* overflow-x:clip (not hidden) kills horizontal scroll WITHOUT turning the root into a
   scroll container — so position:sticky on the nav keeps working. hidden is the fallback. */
/* scroll-padding-top keeps anchor jumps (#pricing, #demo, #contact) clear of the sticky
   64px nav so section headings aren't hidden underneath it. */
html{scroll-behavior:smooth;scroll-padding-top:80px;overflow-x:hidden;overflow-x:clip;}
body{margin:0;background:var(--bg);color:var(--ink);width:100%;overflow-x:hidden;overflow-x:clip;
  /* App-like touch behavior: no rubber-band bounce, momentum scroll on iOS, no 300ms tap delay. */
  overscroll-behavior-y:none;-webkit-overflow-scrolling:touch;touch-action:manipulation;
  font-family:'Source Sans 3',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;}
h1,h2,h3,h4{font-family:'Roboto Slab',Georgia,serif;color:var(--navy);margin:0 0 .4em;line-height:1.15;}
a{color:var(--terracotta);text-decoration:none;}
img{max-width:100%;}
.container{max-width:1140px;margin:0 auto;padding:0 22px;}
.section{padding:72px 0;}
.section--cream{background:var(--beige);}
.section--dark{background:var(--navy);color:var(--beige);}
.section--dark h1,.section--dark h2,.section--dark h3{color:#fff;}
.eyebrow{font-size:12.5px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--terracotta);margin:0 0 10px;}
.center{text-align:center;}
.lead{font-size:18px;color:var(--muted);max-width:680px;}
.center .lead{margin-left:auto;margin-right:auto;}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;border-radius:9px;padding:13px 22px;cursor:pointer;border:1px solid transparent;font-family:inherit;text-decoration:none;transition:background .15s,transform .15s,border-color .15s;}
.btn-primary{background:var(--terracotta);color:#fff;}
.btn-primary:hover{background:var(--terracotta-2);transform:translateY(-1px);color:#fff;}
.btn-secondary{background:transparent;color:var(--navy);border-color:rgba(2,0,11,.22);}
.btn-secondary:hover{border-color:var(--terracotta);color:var(--terracotta);}
.btn-ghost{background:transparent;color:var(--navy);border-color:rgba(2,0,11,.18);}
.btn-ghost:hover{border-color:var(--terracotta);color:var(--terracotta);}
/* On dark surfaces, lighten secondary/ghost buttons */
.nav .btn-secondary,.hero .btn-secondary,.footer .btn-secondary,.section--dark .btn-secondary,
.nav .btn-ghost,.hero .btn-ghost,.section--dark .btn-ghost{color:#fff;border-color:rgba(255,255,255,.3);}
.nav .btn-secondary:hover,.hero .btn-secondary:hover{border-color:var(--terracotta);color:#fff;}

/* Navbar (dark) */
.nav{position:sticky;top:0;z-index:50;background:rgba(2,0,11,.92);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line-dark);transition:box-shadow .2s;}
.nav.scrolled{box-shadow:0 8px 30px rgba(0,0,0,.4);}
.nav__inner{display:flex;align-items:center;gap:18px;height:64px;}
.nav__logo img{height:30px;display:block;}
.nav__links{display:flex;gap:26px;margin-left:14px;}
.nav__links a{color:var(--beige);font-weight:600;font-size:15px;}
.nav__links a:hover{color:#fff;}
.nav__right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav__tag{color:var(--beige-dim);font-size:12px;border-left:1px solid var(--line-dark);padding-left:14px;}
.nav__toggle{display:none;background:none;border:1px solid var(--line-dark);border-radius:8px;color:#fff;padding:8px 10px;cursor:pointer;}
@media(max-width:880px){
  .nav__links,.nav__tag{display:none;}
  .nav__links.open{display:flex;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:var(--navy-2);border-bottom:1px solid var(--line-dark);padding:14px 22px;gap:16px;}
  .nav__toggle{display:inline-block;}
}

/* Hero (dark — dramatic, intentional) */
.hero{position:relative;overflow:hidden;padding:96px 0 88px;color:var(--beige);
  background:radial-gradient(1100px 500px at 70% -10%,rgba(160,71,50,.28),transparent 60%),var(--navy);}
.hero::after{content:"";position:absolute;inset:0;opacity:.06;pointer-events:none;
  background-image:linear-gradient(var(--beige) 1px,transparent 1px),linear-gradient(90deg,var(--beige) 1px,transparent 1px);background-size:46px 46px;}
.hero__inner{position:relative;z-index:1;max-width:800px;}
.hero h1{font-size:clamp(34px,5vw,54px);color:#fff;}
.hero p{font-size:20px;color:var(--beige);opacity:.92;margin:18px 0 28px;max-width:660px;}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;}
.hero__pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;}
.pill{font-size:12.5px;font-weight:600;color:var(--ink);background:rgba(2,0,11,.05);border:1px solid var(--line);border-radius:999px;padding:6px 13px;}
.hero .pill,.section--dark .pill{color:var(--beige);background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);}

/* Steps / cards (light) */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px;}
.step{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 6px 22px rgba(2,0,11,.05);}
.step__n{width:40px;height:40px;border-radius:50%;background:var(--terracotta);color:#fff;font-family:'Roboto Slab',serif;font-weight:700;display:grid;place-items:center;margin-bottom:14px;}
.step p{color:var(--muted);margin:0;}

.agent-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:34px;}
.acard{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:10px;box-shadow:0 6px 22px rgba(2,0,11,.05);transition:transform .15s,border-color .15s,box-shadow .15s;}
.acard:hover{transform:translateY(-4px);border-color:var(--terracotta);box-shadow:0 16px 36px rgba(2,0,11,.10);}
.acard__icon{font-size:26px;}
.acard h3{font-size:18px;margin:0;}
.acard p{color:var(--muted);font-size:14.5px;margin:0;flex:1;}
.acard__price{font-weight:700;color:var(--terracotta);}
.acard .btn{margin-top:8px;align-self:flex-start;}

/* Demo / result iframes (white) */
.demo-frame{width:100%;height:760px;border:1px solid var(--line);border-radius:14px;background:#fff;}

/* Pricing (light) */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px;}
.ptier{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:8px;position:relative;box-shadow:0 6px 22px rgba(2,0,11,.05);}
.ptier--featured{border:2px solid var(--terracotta);box-shadow:0 18px 50px rgba(2,0,11,.14);}
.ptier__badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--terracotta);color:#fff;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;padding:5px 14px;border-radius:999px;white-space:nowrap;}
.ptier h3{margin:0;font-size:20px;}
.ptier__price{font-family:'Roboto Slab',serif;font-size:34px;color:var(--navy);}
.ptier__price span{font-size:15px;color:var(--muted);font-family:'Source Sans 3';}
.ptier ul{list-style:none;margin:6px 0 16px;padding:0;color:var(--muted);font-size:14.5px;}
.ptier li{padding:5px 0 5px 24px;position:relative;}
.ptier li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:700;}
.ptier .btn{margin-top:auto;justify-content:center;}

/* Trust (light cards) */
.trust-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-top:30px;}
.trust-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:0 6px 22px rgba(2,0,11,.05);}
.trust-card strong{color:var(--navy);font-size:24px;font-family:'Roboto Slab',serif;display:block;margin-bottom:4px;}
.badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}

/* Forms (light) */
.formcard{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px;max-width:560px;box-shadow:0 6px 22px rgba(2,0,11,.05);}
.field{display:grid;gap:6px;margin-bottom:14px;}
.field label{font-size:12px;font-weight:700;color:var(--ink);text-transform:uppercase;letter-spacing:.6px;}
.field input,.field textarea,.field select{background:#fbf9f4;color:var(--ink);border:1px solid var(--line);border-radius:9px;padding:11px 13px;font-family:inherit;font-size:15px;}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--terracotta);background:#fff;}
.formrow{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.note{font-size:13px;margin-top:8px;color:var(--muted);}
.note.ok{color:var(--green);} .note.err{color:var(--red);}

/* Footer (dark) */
.footer{background:var(--navy-2);color:var(--beige);border-top:3px solid var(--terracotta);padding:56px 0 26px;}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;}
.footer__brand img{height:28px;margin-bottom:12px;}
.footer__brand p{color:var(--beige-dim);font-size:14px;max-width:320px;}
.footer h4{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--beige-dim);margin-bottom:12px;}
.footer ul{list-style:none;margin:0;padding:0;}
.footer li{margin-bottom:9px;}
.footer li a{color:var(--beige);font-size:14.5px;}
.footer li a:hover{color:var(--terracotta-2);}
.footer__bottom{border-top:1px solid var(--line-dark);margin-top:36px;padding-top:18px;color:var(--beige-dim);font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;}
@media(max-width:780px){.steps,.price-grid{grid-template-columns:1fr;}.footer__grid{grid-template-columns:1fr 1fr;}.formrow{grid-template-columns:1fr;}
  /* Contact section is an inline 1fr 1fr grid — stack it so neither form is clipped. */
  #contact .container{grid-template-columns:1fr !important;}}

/* Auth pages (light, warm) */
.auth-wrap{min-height:calc(100vh - 64px);display:grid;place-items:center;padding:40px 22px;
  background:radial-gradient(900px 400px at 50% -10%,rgba(160,71,50,.12),transparent 60%),var(--bg);}
.auth-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:34px;max-width:430px;width:100%;box-shadow:0 18px 50px rgba(2,0,11,.10);}
.auth-card h1{font-size:26px;}
.auth-card p.sub{color:var(--muted);margin-top:0;}
.auth-card .btn{width:100%;justify-content:center;margin-top:6px;}
.auth-alt{margin-top:18px;font-size:14px;color:var(--muted);text-align:center;}

/* ── Accessibility & polish (Phase 2D) ─────────────────────────────────────── */
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--terracotta);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;font-weight:700;}
.skip-link:focus{left:0;}
:focus-visible{outline:3px solid var(--terracotta);outline-offset:2px;border-radius:4px;}
.nav a:focus-visible,.footer a:focus-visible{outline-color:#fff;}
.btn:active{transform:translateY(1px);}
img,iframe{max-width:100%;}
@media (max-width:600px){
  .section{padding:52px 0;}
  .hero{padding:72px 0 60px;}
  .container{padding:0 16px;}
  .demo-frame{height:560px;}
  /* Touch targets — Apple's 44px minimum for buttons and form controls. */
  .btn{min-height:44px;}
  .field input,.field textarea,.field select,
  input[type=text],input[type=email],input[type=number],input[type=password],input[type=search],select,textarea{
    min-height:44px;font-size:16px;/* 16px input font stops iOS Safari from zooming on focus */
  }
  textarea{min-height:96px;}
  /* Forms go full-width and the primary action fills the row. */
  .formcard{padding:20px 16px;}
  .formrow{grid-template-columns:1fr;}
  .auth-card .btn,.formcard button[type=submit]{min-height:48px;}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* Clickable cards (agent showcase + pricing) */
.acard--link,.ptier--link{text-decoration:none;color:inherit;cursor:pointer;}
.acard--link .btn,.ptier--link .btn{pointer-events:none;align-self:flex-start;margin-top:auto;}
.ptier--link .btn{align-self:stretch;justify-content:center;}

/* FAQ */
.faq{max-width:820px;margin:28px auto 0;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:0 18px;margin-bottom:10px;}
.faq-item summary{cursor:pointer;font-weight:700;color:var(--navy);padding:16px 0;list-style:none;font-family:'Roboto Slab',Georgia,serif;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";float:right;color:var(--terracotta);font-weight:700;font-size:20px;line-height:1;}
.faq-item[open] summary::after{content:"\\2013";}
.faq-item p{margin:0 0 16px;color:var(--muted);}