/* ==========================================================================
   Sixward design system — extracted verbatim from the inline <style> block
   in frontend-prototype/sixward-homepage.html.

   This is the single shared stylesheet every Django template should link
   to (per docs/sixward-frontend-architecture.md — "CSS extracted once,
   not duplicated per page"). Fonts are loaded via Google Fonts <link>
   tags in the page <head> (see homepage-extraction.md for the exact
   markup) — Archivo (display), Inter (body), IBM Plex Mono (mono).
   ========================================================================== */

:root{
  --radius:14px;
  --display:'Archivo',sans-serif;
  --body:'Inter',sans-serif;
  --mono:'IBM Plex Mono',monospace;
  /* brand tones, sampled directly from the real lockup files */
  --navy:#283F56;
  --slate:#53687F;
  --slate-light:#70869B;
}
html[data-theme="light"]{
  --bg:#FFFFFF;
  --surface:#F3F5F8;
  --surface-2:#EAEEF2;
  --ink:#1E2E3F;
  --ink-dim:#5B6B7D;
  --ink-faint:#9AA7B4;
  --line:rgba(30,46,63,0.11);
}
html[data-theme="dark"]{
  --bg:#0F151C;
  --surface:#171F28;
  --surface-2:#1E2833;
  --ink:#ECF1F5;
  --ink-dim:#9FB0C0;
  --ink-faint:#5B6B7D;
  --line:rgba(236,241,245,0.10);
}
html[data-theme="light"]{
  --accent:#0E8A93; --accent-soft:rgba(14,138,147,0.12); --accent-ink:#FFFFFF;
  --alert:#B23B30; --alert-soft:rgba(178,59,48,0.10);
}
html[data-theme="dark"]{
  --accent:#3FDDD1; --accent-soft:rgba(63,221,209,0.16); --accent-ink:#062421;
  --alert:#E2776B; --alert-soft:rgba(226,119,107,0.14);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--body);line-height:1.55;-webkit-font-smoothing:antialiased;
  transition:background .25s ease, color .25s ease;
}
a{color:inherit;}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px;}
h1,h2,h3{font-family:var(--display);font-weight:700;margin:0;letter-spacing:-0.01em;}
.eyebrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);
}

/* ---------- theme-aware logo swap ---------- */
.logo-light{display:inline-block;}
.logo-dark{display:none;}
html[data-theme="dark"] .logo-light{display:none;}
html[data-theme="dark"] .logo-dark{display:inline-block;}

/* ---------- header ---------- */
header{
  position:sticky;top:0;z-index:50;background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;max-width:1180px;margin:0 auto;}
.brand{display:flex;align-items:center;}
.brand img{height:26px;display:block;}
nav{display:flex;align-items:center;gap:34px;}
nav a{font-size:14.5px;color:var(--ink-dim);text-decoration:none;transition:color .15s ease;}
nav a:hover{color:var(--ink);}
.header-right{display:flex;align-items:center;gap:12px;}
.theme-toggle{
  display:flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);
  border-radius:20px;padding:4px;cursor:pointer;font-family:var(--mono);font-size:12px;color:var(--ink-dim);
}
.theme-toggle button{
  border:none;background:transparent;padding:6px 12px;border-radius:16px;cursor:pointer;
  font-family:var(--mono);font-size:12px;color:var(--ink-dim);transition:all .15s ease;
}
.theme-toggle button.active{background:var(--ink);color:var(--bg);}
.lang-switch{
  display:flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);
  border-radius:20px;padding:4px;margin:0;
}
.lang-switch button{
  border:none;background:transparent;padding:6px 10px;border-radius:16px;cursor:pointer;
  font-family:var(--mono);font-size:12px;color:var(--ink-dim);transition:all .15s ease;
}
.lang-switch button.active{background:var(--ink);color:var(--bg);}
.btn{
  font-family:var(--body);font-weight:600;font-size:14.5px;padding:10px 20px;border-radius:9px;border:none;
  cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px;
  transition:transform .15s ease, opacity .15s ease;
}
.btn-primary{background:var(--accent);color:var(--accent-ink);}
.btn-primary:hover{transform:translateY(-1px);opacity:.92;}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--ink-faint);}

/* ---------- hero ---------- */
.hero{padding:88px 0 56px;}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(34px,4.6vw,53px);line-height:1.1;margin:16px 0 22px;color:var(--ink);}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero p.lead{font-size:17px;color:var(--ink-dim);max-width:480px;margin:0 0 34px;}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;}

.diagram{position:relative;height:320px;}
.diagram svg{width:100%;height:100%;}
.node-label{font-family:var(--mono);font-size:11px;letter-spacing:.05em;text-transform:uppercase;fill:var(--ink-faint);}
.path-ghost{stroke:var(--line);stroke-width:1.4;fill:none;stroke-dasharray:2 7;stroke-linecap:round;}
.path-solid{
  stroke:var(--accent);stroke-width:2.4;fill:none;stroke-linecap:round;
  stroke-dasharray:520;stroke-dashoffset:520;animation:draw 1.6s .4s cubic-bezier(.65,0,.35,1) forwards;
}
@keyframes draw{to{stroke-dashoffset:0;}}
@media (prefers-reduced-motion: reduce){.path-solid{animation:none;stroke-dashoffset:0;}}

/* ---------- audience cards ---------- */
.audience{padding:20px 0 88px;}
.audience-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.a-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;}
.a-card .tag{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;display:block;}
.a-card h3{font-size:21px;color:var(--ink);margin-bottom:10px;line-height:1.25;}
.a-card p{color:var(--ink-dim);font-size:15px;margin:0 0 22px;}
.price-tag{font-family:var(--mono);font-size:32px;font-weight:600;color:var(--ink);display:flex;align-items:baseline;gap:8px;margin-bottom:22px;}
.price-tag span{font-family:var(--body);font-size:13px;font-weight:400;color:var(--ink-dim);}

/* ---------- section shared ---------- */
section{padding:84px 0;border-top:1px solid var(--line);}
.section-head{max-width:600px;margin-bottom:50px;}
.section-head h2{font-size:clamp(25px,3vw,34px);margin-top:12px;color:var(--ink);}
.section-head p{color:var(--ink-dim);font-size:15.5px;margin-top:14px;}

/* ---------- how it works ---------- */
.steps{display:flex;flex-direction:column;}
.step{display:grid;grid-template-columns:52px 1fr;gap:24px;padding:24px 0;border-top:1px solid var(--line);}
.step:first-child{border-top:none;}
.step-num{font-family:var(--mono);font-size:15px;color:var(--accent);padding-top:2px;}
.step h4{font-family:var(--display);font-size:17px;color:var(--ink);margin:0 0 6px;font-weight:700;}
.step p{margin:0;color:var(--ink-dim);font-size:14.5px;max-width:620px;}

/* ---------- pricing / tiers ---------- */
.pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.tier-select{display:flex;gap:10px;margin-bottom:26px;}
.tier-btn{font-family:var(--mono);font-size:14px;padding:10px 16px;border-radius:8px;background:var(--surface);border:1px solid var(--line);color:var(--ink-dim);cursor:pointer;transition:all .15s ease;}
.tier-btn.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent);}
.split-bar{height:14px;border-radius:7px;overflow:hidden;display:flex;background:var(--surface-2);margin-bottom:16px;}
.split-employee{background:var(--accent);height:100%;transition:width .3s ease;}
.split-applicant{background:var(--slate-light);height:100%;transition:width .3s ease;}
.split-legend{display:flex;gap:24px;font-family:var(--mono);font-size:13px;color:var(--ink-dim);margin-bottom:28px;}
.legend-dot{width:9px;height:9px;border-radius:2px;display:inline-block;margin-right:7px;}
.example-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;}
.example-row{display:flex;justify-content:space-between;padding:10px 0;font-size:14.5px;color:var(--ink-dim);border-bottom:1px solid var(--line);}
.example-row:last-child{border-bottom:none;font-weight:600;color:var(--ink);}
.example-row span:last-child{font-family:var(--mono);}
.note{font-size:12.5px;color:var(--ink-faint);margin-top:14px;}
.fee-explainer{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px 30px;}
.fee-explainer h4{font-family:var(--display);font-size:17px;color:var(--ink);margin:0 0 10px;}
.fee-explainer p{color:var(--ink-dim);font-size:14.5px;margin:0 0 18px;}
.fee-math{font-family:var(--mono);font-size:15px;color:var(--accent);background:var(--accent-soft);padding:12px 16px;border-radius:8px;display:inline-block;}

/* ---------- trust ---------- */
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.trust-card{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:var(--surface);}
.trust-card .num{font-family:var(--mono);color:var(--accent);font-size:13px;margin-bottom:12px;display:block;}
.trust-card h4{font-family:var(--display);font-size:16px;color:var(--ink);margin:0 0 8px;font-weight:700;}
.trust-card p{color:var(--ink-dim);font-size:14px;margin:0;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;}
.faq-item{border-top:1px solid var(--line);}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;
  background:none;border:none;text-align:left;cursor:pointer;padding:22px 4px;
  font-family:var(--display);font-size:16.5px;font-weight:700;color:var(--ink);
}
.faq-icon{
  font-family:var(--mono);font-size:18px;color:var(--accent);flex-shrink:0;
  transition:transform .2s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .25s ease;
}
.faq-a p{margin:0 4px 22px;color:var(--ink-dim);font-size:14.5px;max-width:640px;}

/* ---------- LEGAL ---------- */
.legal-box{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:38px 40px;max-width:760px;
}
.legal-box h3{font-size:21px;color:var(--ink);margin:12px 0 22px;line-height:1.3;}
.legal-list{margin:0 0 22px;padding-left:18px;color:var(--ink-dim);font-size:14.5px;}
.legal-list li{margin-bottom:10px;line-height:1.55;}
.legal-fine{font-size:12.5px;color:var(--ink-faint);margin:0;line-height:1.6;}

/* ---------- SIGNUP MODAL ---------- */
.modal-overlay{
  position:fixed;inset:0;background:rgba(10,14,18,0.55);backdrop-filter:blur(3px);
  display:none;align-items:center;justify-content:center;z-index:100;padding:20px;
}
.modal-overlay.open{display:flex;}
.modal-box{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);
  width:100%;max-width:460px;padding:36px;position:relative;
  box-shadow:0 24px 60px rgba(0,0,0,0.25);
}
.modal-close{
  position:absolute;top:18px;right:18px;background:none;border:none;cursor:pointer;
  color:var(--ink-faint);font-size:20px;line-height:1;padding:4px;
}
.modal-close:hover{color:var(--ink);}
.modal-step{display:none;}
.modal-step.active{display:block;}
.modal-eyebrow{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;display:block;}
.modal-box h3{font-size:20px;color:var(--ink);margin:0 0 8px;}
.modal-box p.modal-sub{color:var(--ink-dim);font-size:14px;margin:0 0 26px;}
.path-choice{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.path-card{
  border:1px solid var(--line);border-radius:10px;padding:18px 16px;background:var(--surface);
  cursor:pointer;text-align:left;transition:border-color .15s ease;
}
.path-card:hover{border-color:var(--accent);}
.path-card strong{display:block;font-family:var(--display);font-size:14.5px;color:var(--ink);margin-bottom:4px;}
.path-card span{font-size:12.5px;color:var(--ink-dim);}
.field{margin-bottom:16px;}
.field label{display:block;font-family:var(--mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-dim);margin-bottom:7px;}
.field input, .field select{
  width:100%;padding:11px 13px;border-radius:8px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);font-family:var(--body);font-size:14.5px;
}
.field input:focus, .field select:focus{outline:none;border-color:var(--accent);}
.tier-mini{display:flex;gap:8px;}
.tier-mini button{
  flex:1;font-family:var(--mono);font-size:13px;padding:9px 0;border-radius:8px;
  background:var(--surface);border:1px solid var(--line);color:var(--ink-dim);cursor:pointer;
}
.tier-mini button.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent);}
.modal-actions{display:flex;justify-content:space-between;align-items:center;margin-top:8px;gap:10px;}
.link-btn{background:none;border:none;color:var(--ink-dim);font-size:13.5px;cursor:pointer;padding:8px 4px;}
.link-btn:hover{color:var(--ink);}
.tc-row{
  display:flex;align-items:flex-start;gap:8px;margin-bottom:18px;font-size:12.5px;
  color:var(--ink-dim);cursor:pointer;
}
.tc-row input{margin-top:2px;flex-shrink:0;}
.tc-row a{color:var(--accent);text-decoration:none;}
.tc-row a:hover{text-decoration:underline;}
.btn:disabled{opacity:.45;cursor:not-allowed;}
.field-error{display:block;margin-top:6px;font-size:12.5px;color:var(--alert);}
.field input.has-error, .field select.has-error{border-color:var(--alert);}
.form-error{
  background:var(--alert-soft);border:1px solid var(--alert);border-radius:8px;
  padding:12px 14px;margin-bottom:18px;font-size:13px;color:var(--ink);
}
.confirm-icon{
  width:44px;height:44px;border-radius:50%;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;color:var(--accent);
  font-size:20px;margin-bottom:18px;
}
.spinner{
  width:34px;height:34px;border-radius:50%;margin:0 auto;
  border:3px solid var(--surface-2);border-top-color:var(--accent);
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:48px 0 40px;}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;}
.footer-inner img{height:22px;}
.footer-tag{font-family:var(--display);font-size:14.5px;color:var(--ink-dim);font-weight:600;}
.footer-links{display:flex;gap:26px;}
.footer-links a{font-size:13.5px;color:var(--ink-faint);text-decoration:none;}
.footer-links a:hover{color:var(--ink-dim);}

@media (max-width:860px){
  .hero-inner{grid-template-columns:1fr;}
  .audience-grid{grid-template-columns:1fr;}
  .pricing-grid{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:1fr;}
  .header-inner{flex-wrap:wrap;row-gap:12px;}
  nav{
    order:3;width:100%;display:flex;gap:18px;overflow-x:auto;
    padding-top:12px;border-top:1px solid var(--line);
    -webkit-overflow-scrolling:touch;scrollbar-width:none;
  }
  nav::-webkit-scrollbar{display:none;}
  nav a{white-space:nowrap;flex-shrink:0;}
  .header-right{flex-wrap:wrap;gap:8px;row-gap:8px;}
}
@media (max-width:600px){
  .modal-box{padding:26px 20px;max-width:100%;margin:0 8px;}
  .path-choice{grid-template-columns:1fr;}
  .tier-select{flex-wrap:wrap;}
  .split-legend{flex-wrap:wrap;gap:10px;}
}