/* =========================================================
   NESTAURA — How It Works
   External stylesheet
   ========================================================= */

:root{
  --teal-950:#001915;
  --teal-900:#00251e;
  --teal-800:#00332b;
  --teal-700:#004d40;
  --teal-600:#0a5f50;
  --teal-500:#127e6b;
  --teal-100:#e5f1ee;
  --teal-050:#f6faf9;

  --brass-700:#7a5a2e;
  --brass-600:#8f6636;
  --brass-500:#a97c43;
  --brass-400:#c3985f;
  --brass-300:#dab789;
  --brass-100:#f7ede0;

  --ink:#0c211d;
  --muted:#5c6d69;
  --muted-light:#8ea29c;
  --paper:#ffffff;
  --line:#e6ede9;

  --shadow-sm: 0 8px 20px -12px rgba(0,25,21,.25);
  --shadow-md: 0 20px 45px -22px rgba(0,25,21,.30);
  --shadow-lg: 0 35px 70px -30px rgba(0,25,21,.40), 0 12px 24px -12px rgba(0,25,21,.18);
  --shadow-gold: 0 14px 30px -14px rgba(169,124,67,.55);

  --radius-sm:10px;
  --radius:20px;
  --radius-lg:28px;

  --sp-1:.4rem; --sp-2:.8rem; --sp-3:1.25rem; --sp-4:1.9rem;
  --sp-5:2.8rem; --sp-6:4rem; --sp-7:5.8rem; --sp-8:8rem;
  --wrap:1200px;

  --ease: cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
}

body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:'Inter',sans-serif; font-size:16.5px; line-height:1.65;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}

h1,h2,h3{ font-family:'Fraunces',serif; font-weight:600; color:var(--teal-900); margin:0; line-height:1.06; letter-spacing:-0.015em; }
a{color:inherit;}
img{max-width:100%; display:block;}
button{font:inherit;}

::selection{ background:var(--brass-300); color:var(--teal-950); }

:focus-visible{ outline:2.5px solid var(--brass-500); outline-offset:3px; border-radius:4px; }

.wrap{ max-width:var(--wrap); margin:0 auto; padding:0 clamp(1.2rem,4vw,2.75rem); }

.eyebrow{
  font-family:'IBM Plex Mono',monospace; font-weight:600; font-size:.72rem;
  letter-spacing:.18em; text-transform:uppercase; color:var(--brass-600);
  display:inline-flex; align-items:center; gap:.6em; margin:0 0 var(--sp-3);
}
.eyebrow::before{ content:""; width:22px; height:1px; background:linear-gradient(90deg,var(--brass-500),transparent); display:inline-block; }
.band-dark .eyebrow{ color:var(--brass-400); }
.band-dark .eyebrow::before{ background:linear-gradient(90deg,var(--brass-400),transparent); }

/* gold ornament divider */
.ornament{ display:flex; align-items:center; gap:.9rem; justify-content:center; max-width:220px; margin:0 auto; }
.ornament .oline{ flex:1; height:1px; background:linear-gradient(90deg,transparent,var(--brass-400),transparent); }
.ornament .odot{ width:5px; height:5px; background:var(--brass-500); transform:rotate(45deg); flex-shrink:0; }

/* gold text flourish */
.gold-text{
  background:linear-gradient(120deg, var(--brass-400), var(--brass-700) 60%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  font-style:italic; font-weight:500;
}

/* buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.55em;
  border-radius:999px; font-weight:700; font-size:.9rem; letter-spacing:.01em;
  padding:.85rem 1.55rem; text-decoration:none; border:1.5px solid transparent;
  cursor:pointer; position:relative; overflow:hidden;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}
.btn:active{ transform:translateY(1px) scale(.99); }
.btn-ghost{ color:var(--teal-800); border-color:var(--line); background:transparent; }
.btn-ghost:hover{ border-color:var(--teal-600); background:var(--teal-050); }
.btn-teal{ background:var(--teal-700); color:#fff; box-shadow:var(--shadow-sm); }
.btn-teal:hover{ background:var(--teal-800); transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-brass{ background:linear-gradient(135deg,var(--brass-400),var(--brass-600)); color:#fff; box-shadow:var(--shadow-gold); }
.btn-brass:hover{ transform:translateY(-2px); box-shadow:0 20px 40px -16px rgba(169,124,67,.7); }
.btn-brass::after{
  content:""; position:absolute; inset:0; border-radius:inherit;
  background:linear-gradient(120deg, transparent 40%, rgba(255,255,255,.35) 50%, transparent 60%);
  transform:translateX(-120%);
}
.btn-brass:hover::after{ transform:translateX(120%); transition:transform .7s var(--ease); }
.btn-cta-light{ background:#fff; color:var(--teal-900); }
.btn-cta-light:hover{ background:#f4f1ea; transform:translateY(-2px); box-shadow:var(--shadow-lg); }

/* =========================== header =========================== */
header.site{
  position:sticky; top:0; z-index:60; background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease), background .3s var(--ease);
}
header.site.scrolled{ box-shadow:0 10px 30px -18px rgba(0,25,21,.35); }
.topbar{ display:flex; align-items:center; justify-content:space-between; padding:1.05rem 0; }
.brand{ display:flex; align-items:center; gap:.6rem; text-decoration:none; }
.brand img{ height:34px; width:auto; }
nav.primary{ display:flex; align-items:center; gap:var(--sp-5); }
nav.primary .links{ display:flex; gap:var(--sp-4); list-style:none; margin:0; padding:0; }
nav.primary .links a{
  text-decoration:none; font-weight:600; font-size:.94rem; color:var(--teal-800);
  padding:.35rem 0; border-bottom:2px solid transparent; transition:color .2s, border-color .2s;
}
nav.primary .links a:hover{ color:var(--brass-600); }
nav.primary .links a[aria-current="page"]{ color:var(--brass-600); border-bottom-color:var(--brass-500); }
.auth{ display:flex; gap:.7rem; align-items:center; }
.hamburger{ display:none; background:none; border:none; padding:.4rem; }
.hamburger span{ display:block; width:24px; height:2px; background:var(--teal-800); margin:5px 0; border-radius:2px; transition:transform .2s; }

.mobile-drawer{
  position:fixed; inset:0; background:var(--paper); z-index:80;
  transform:translateX(100%); transition:transform .4s var(--ease); padding:1.4rem 1.5rem; overflow-y:auto;
}
.mobile-drawer.open{ transform:translateX(0); }
.mobile-drawer .drawer-top{ display:flex; justify-content:space-between; align-items:center; margin-bottom:var(--sp-6); }
.mobile-drawer ul{ list-style:none; padding:0; margin:0 0 var(--sp-6); display:flex; flex-direction:column; gap:1.3rem; }
.mobile-drawer ul a{ text-decoration:none; font-family:'Fraunces',serif; font-size:1.55rem; color:var(--teal-900); }
.mobile-drawer .auth{ flex-direction:column; align-items:stretch; }
.close-drawer{ background:none; border:none; font-size:1.7rem; line-height:1; color:var(--teal-800); cursor:pointer; }

@media (max-width:920px){
  nav.primary .links{ display:none; }
  .auth{ display:none; }
  .hamburger{ display:block; }
}

/* =========================== sub nav =========================== */
.subnav-track{ border-bottom:1px solid var(--line); background:rgba(255,255,255,.96); position:sticky; top:65px; z-index:50; }
.subnav{ display:flex; gap:2.1rem; overflow-x:auto; padding:1rem 0; scrollbar-width:none; }
.subnav::-webkit-scrollbar{ display:none; }
.subnav a{
  white-space:nowrap; text-decoration:none; font-size:.85rem; font-weight:600; color:var(--muted);
  padding-bottom:.35rem; border-bottom:2px solid transparent; transition:color .2s, border-color .2s;
}
.subnav a:hover{ color:var(--teal-700); }
.subnav a.active{ color:var(--teal-900); border-color:var(--brass-500); }

/* =========================== hero =========================== */
.hero{ padding:clamp(3.5rem,8vw,var(--sp-8)) 0 var(--sp-7); position:relative; overflow:hidden; }
.hero::before{
  content:""; position:absolute; inset:0; z-index:-1;
  background:
    radial-gradient(900px 460px at 88% -12%, var(--teal-050), transparent 60%),
    radial-gradient(700px 420px at -10% 30%, var(--brass-100), transparent 55%);
}
.hero-grid{ display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(2.2rem,5vw,4.5rem); align-items:center; }
@media (max-width:880px){ .hero-grid{ grid-template-columns:1fr; } }
.hero h1{ font-size:clamp(2.5rem,5vw,3.7rem); }
.hero p.lead{ font-size:1.16rem; color:var(--muted); max-width:46ch; margin:var(--sp-4) 0 var(--sp-5); }
.quick-toggle{ display:flex; gap:.8rem; flex-wrap:wrap; }
.quick-toggle a{
  text-decoration:none; font-weight:700; font-size:.92rem; padding:.95rem 1.5rem; border-radius:16px;
  border:1.5px solid var(--line); color:var(--teal-800); background:#fff; display:flex; align-items:center; gap:.65em;
  box-shadow:var(--shadow-sm); transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.quick-toggle a:hover{ border-color:var(--brass-400); transform:translateY(-3px); box-shadow:var(--shadow-md); }
.quick-toggle a .dot{ width:8px; height:8px; border-radius:50%; background:var(--brass-500); }

.seal-wrap{ display:flex; justify-content:center; filter:drop-shadow(0 25px 45px rgba(0,25,21,.18)); }
.seal{ width:min(300px,80vw); height:min(300px,80vw); }
.seal .ring-text{ animation:spin 32s linear infinite; transform-origin:150px 150px; }
@keyframes spin{ to{ transform:rotate(360deg); } }

/* =========================== notice =========================== */
.notice{ max-width:var(--wrap); margin:0 auto var(--sp-2); padding:0 clamp(1.2rem,4vw,2.75rem); }
.notice-card{
  background:linear-gradient(135deg,var(--brass-100),#fff 70%);
  border:1px solid var(--brass-300); border-radius:var(--radius);
  padding:var(--sp-4) var(--sp-5); display:grid; grid-template-columns:auto 1fr; gap:1.1rem; align-items:flex-start;
  box-shadow:var(--shadow-sm);
}
.notice-card svg{ flex-shrink:0; margin-top:.15rem; }
.notice-card h3{ font-size:1.08rem; margin-bottom:.4rem; }
.notice-card p{ margin:0; color:var(--teal-900); font-size:.97rem; }
@media (max-width:560px){ .notice-card{ grid-template-columns:1fr; } }

/* =========================== section shell =========================== */
section{ padding:var(--sp-7) 0; }
.section-head{ max-width:660px; margin:0 0 var(--sp-6); }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(1.85rem,3.4vw,2.5rem); }
.section-head p{ color:var(--muted); margin-top:.7rem; font-size:1.05rem; }
.band-teal{ background:var(--teal-050); }
.band-dark{ background:linear-gradient(180deg,var(--teal-700),var(--teal-800)); color:#fff; position:relative; }
.band-dark h2,.band-dark h3{ color:#fff; }
.band-dark .section-head p{ color:#a9c6bf; }

/* reveal on scroll */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in-view{ opacity:1; transform:translateY(0); }

/* =========================== pillars =========================== */
.pillars{ display:grid; grid-template-columns:repeat(3,1fr); gap:var(--sp-4); }
@media (max-width:820px){ .pillars{ grid-template-columns:1fr; } }
.pillar{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:var(--sp-5);
  position:relative; box-shadow:var(--shadow-sm); overflow:hidden;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.pillar::before{ content:""; position:absolute; top:0; left:0; right:0; height:3px; background:linear-gradient(90deg,var(--brass-400),var(--teal-600)); }
.pillar:hover{ transform:translateY(-6px); box-shadow:var(--shadow-lg); border-color:var(--brass-300); }
.pillar .icon{
  width:48px; height:48px; border-radius:13px; background:var(--teal-700); color:#fff;
  display:flex; align-items:center; justify-content:center; margin-bottom:var(--sp-3);
}
.pillar h3{ font-size:1.2rem; margin-bottom:.55rem; }
.pillar p{ color:var(--muted); font-size:.96rem; margin:0; }
.pillar .corner-stamp{ position:absolute; top:16px; right:16px; opacity:.45; }

/* =========================== timeline / steps =========================== */
.timeline{ position:relative; display:flex; flex-direction:column; gap:0; }
.timeline::before{ content:""; position:absolute; left:38px; top:8px; bottom:8px; width:1px; background:linear-gradient(180deg,var(--line),transparent 95%); }
.band-teal .timeline::before, .band-teal.for-hosts .timeline::before{ background:linear-gradient(180deg,rgba(0,77,64,.18),transparent 95%); }
@media (max-width:640px){ .timeline::before{ left:29px; } }
.step{ display:grid; grid-template-columns:78px 1fr; gap:var(--sp-4); padding:var(--sp-4) 0; position:relative; }
@media (max-width:640px){ .step{ grid-template-columns:58px 1fr; gap:1.1rem; } }

.stamp{
  width:78px; height:78px; border-radius:50%; position:relative; z-index:1;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  font-family:'IBM Plex Mono',monospace; color:var(--teal-700);
  background:radial-gradient(circle at 32% 26%, #ffffff, var(--teal-050) 60%, var(--teal-100));
  border:2px solid var(--teal-600);
  box-shadow:0 0 0 5px rgba(0,77,64,.07), var(--shadow-sm);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease);
}
.step:hover .stamp{ transform:scale(1.06); box-shadow:0 0 0 6px rgba(0,77,64,.1), var(--shadow-md); }
@media (max-width:640px){ .stamp{ width:58px; height:58px; } }
.step.is-paid .stamp{
  color:var(--brass-600); border-color:var(--brass-500);
  background:radial-gradient(circle at 32% 26%, #fffdf9, var(--brass-100) 65%, var(--brass-100));
  box-shadow:0 0 0 5px rgba(169,124,67,.12), var(--shadow-sm);
}
.step.is-paid:hover .stamp{ box-shadow:0 0 0 6px rgba(169,124,67,.16), var(--shadow-gold); }
.stamp .num{ font-size:1.5rem; font-weight:600; }
@media (max-width:640px){ .stamp .num{ font-size:1.1rem; } }
.stamp .tag{ font-size:.55rem; letter-spacing:.1em; font-weight:600; margin-top:.1rem; }

.step-body h3{ font-size:1.18rem; margin-bottom:.45rem; display:flex; align-items:center; gap:.7rem; flex-wrap:wrap; }
.step-body p{ margin:0; color:var(--muted); font-size:.98rem; max-width:64ch; }
.band-dark .step-body p{ color:#b7d0c9; }
.band-dark .step-body h3{ color:#fff; }

.fee-chip{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; font-weight:600; letter-spacing:.03em; background:var(--brass-100); color:var(--brass-700); padding:.28rem .65rem; border-radius:999px; white-space:nowrap; }
.free-chip{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; font-weight:600; letter-spacing:.03em; background:var(--teal-100); color:var(--teal-700); padding:.28rem .65rem; border-radius:999px; white-space:nowrap; }

/* host type cards */
.host-types{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.1rem; margin:var(--sp-4) 0 var(--sp-2); }
@media (max-width:920px){ .host-types{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .host-types{ grid-template-columns:1fr; } }
.host-card{
  border:1px solid var(--line); border-radius:var(--radius-sm); padding:1.4rem; background:#fff;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.host-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:var(--brass-300); }
.host-card .icon{ width:40px; height:40px; border-radius:11px; background:var(--teal-100); color:var(--teal-700); display:flex; align-items:center; justify-content:center; margin-bottom:.85rem; }
.host-card h4{ font-family:'Fraunces',serif; font-size:1.04rem; margin:0 0 .4rem; color:var(--teal-900); }
.host-card p{ margin:0; font-size:.88rem; color:var(--muted); }
.host-card .req{ margin-top:.65rem; font-size:.78rem; font-weight:600; color:var(--brass-600); }

/* =========================== fees — ledger =========================== */
.ledger{ padding-top:var(--sp-7); }
.fee-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.1rem; }
@media (max-width:960px){ .fee-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .fee-grid{ grid-template-columns:1fr; } }
.fee-card{
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.015));
  border:1px solid rgba(255,255,255,.1); border-radius:var(--radius); padding:var(--sp-4);
  display:flex; flex-direction:column; gap:1rem; position:relative; overflow:hidden;
  transition:transform .3s var(--ease), border-color .3s var(--ease);
}
.fee-card::before{ content:""; position:absolute; top:0; left:1.3rem; right:1.3rem; height:1px; background:linear-gradient(90deg,transparent,var(--brass-400),transparent); }
.fee-card:hover{ transform:translateY(-5px); border-color:rgba(195,152,95,.4); }
.fee-card .cat{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; letter-spacing:.12em; text-transform:uppercase; color:var(--brass-400); }
.fee-card .price-row{ display:flex; justify-content:space-between; align-items:baseline; border-top:1px dashed rgba(255,255,255,.14); padding-top:.8rem; }
.fee-card .price-row:first-of-type{ border-top:none; padding-top:0; }
.fee-card .price-label{ font-size:.87rem; color:#cfe3dd; font-weight:500; }
.fee-card .price-val{ font-family:'Fraunces',serif; font-weight:600; color:#fff; font-size:1.25rem; }
.fee-card.featured{ border-color:rgba(195,152,95,.5); background:linear-gradient(180deg, rgba(169,124,67,.16), rgba(255,255,255,.02)); }
.fee-card.featured .price-val{ color:var(--brass-300); }

.payments-strip{ margin-top:var(--sp-5); display:flex; flex-wrap:wrap; align-items:center; gap:1.1rem; color:#a9c6bf; font-size:.9rem; }
.payments-strip .badges{ display:flex; gap:.6rem; }
.payments-strip .badges span{
  font-family:'IBM Plex Mono',monospace; font-size:.7rem; font-weight:700; letter-spacing:.05em;
  border:1px solid rgba(255,255,255,.25); color:#fff; padding:.4rem .7rem; border-radius:6px;
}

/* =========================== faq =========================== */
.faq{ max-width:800px; margin:0 auto; }
details{ border-bottom:1px solid var(--line); padding:1.3rem 0; }
details summary{ cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:1rem; font-weight:600; color:var(--teal-900); font-size:1.02rem; font-family:'Fraunces',serif; }
details summary::-webkit-details-marker{ display:none; }
details summary .plus{ font-size:1.35rem; color:var(--brass-500); flex-shrink:0; transition:transform .3s var(--ease); }
details[open] summary .plus{ transform:rotate(45deg); }
details p{ margin:.9rem 0 0; color:var(--muted); font-size:.97rem; max-width:66ch; }

/* =========================== cta =========================== */
.cta-band{
  background:linear-gradient(135deg,var(--teal-800),var(--teal-700));
  color:#fff; border-radius:var(--radius-lg); padding:clamp(2.4rem,5vw,4rem);
  display:flex; flex-wrap:wrap; gap:2.2rem; justify-content:space-between; align-items:center;
  position:relative; overflow:hidden; box-shadow:var(--shadow-lg);
}
.cta-band::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(500px 260px at 90% 0%, rgba(169,124,67,.25), transparent 60%);
}
.cta-band > *{ position:relative; }
.cta-band h2{ color:#fff; font-size:clamp(1.7rem,3.2vw,2.3rem); max-width:16ch; }
.cta-band p{ color:#b7d0c9; margin:.7rem 0 0; max-width:42ch; }
.cta-actions{ display:flex; gap:1rem; flex-wrap:wrap; }

/* =========================== footer =========================== */
footer.site{ background:var(--teal-700); color:#a9c6bf; padding:var(--sp-7) 0 var(--sp-5); margin-top:var(--sp-7); }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:2.4rem; }
@media (max-width:820px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .footer-grid{ grid-template-columns:1fr; } }
footer.site h4{ color:#fff; font-family:'IBM Plex Mono',monospace; font-size:.75rem; letter-spacing:.12em; text-transform:uppercase; margin:0 0 1.1rem; }
footer.site ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:.65rem; }
footer.site a{ color:#a9c6bf; text-decoration:none; font-size:.93rem; transition:color .2s; }
footer.site a:hover{ color:var(--brass-300); }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.1); margin-top:var(--sp-6); padding-top:1.5rem; display:flex; justify-content:space-between; flex-wrap:wrap; gap:.6rem; font-size:.82rem; color:#6f8d85; }

.help-note{ display:flex; align-items:center; gap:.8rem; background:#fff; border:1px solid var(--line); border-radius:16px; padding:1.1rem 1.3rem; margin-top:var(--sp-5); font-size:.93rem; color:var(--teal-900); box-shadow:var(--shadow-sm); }
.help-note strong{ color:var(--brass-600); }