@font-face {
  font-family: 'Space Grotesk';
  src: url('assets/SpaceGrotesk-Variable.ttf') format('truetype');
  font-weight: 400 700;
}
@font-face {
  font-family: 'Plex Sans';
  src: url('assets/PlexSans-Regular.ttf') format('truetype');
  font-weight: 400;
}
@font-face {
  font-family: 'Plex Sans';
  src: url('assets/PlexSans-Medium.ttf') format('truetype');
  font-weight: 500;
}
@font-face {
  font-family: 'Plex Sans';
  src: url('assets/PlexSans-SemiBold.ttf') format('truetype');
  font-weight: 600;
}
@font-face {
  font-family: 'Plex Mono';
  src: url('assets/PlexMono-Medium.ttf') format('truetype');
  font-weight: 500;
}

:root{
  --ink:#0B1E33;
  --ink-soft:#13294A;
  --mist:#F4F8F7;
  --teal:#17B8A6;
  --teal-deep:#0F5C56;
  --teal-glow:#7FE0D3;
  --slate:#33465A;
  --slate-soft:#6C8496;
  --amber:#E8A33D;
  --line:rgba(11,30,51,0.1);
  --line-dark:rgba(244,248,247,0.14);
  --radius:16px;
  --maxw:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--mist);
  color:var(--slate);
  font-family:'Plex Sans',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
h1,h2,h3{font-family:'Space Grotesk',sans-serif;font-weight:700;line-height:1.1;margin:0;color:var(--ink);letter-spacing:-0.01em;}
p{margin:0;}
.mono{font-family:'Plex Mono',monospace;}

:focus-visible{outline:2px solid var(--teal);outline-offset:3px;}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;}
}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(11,30,51,0.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-dark);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:12px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:rgba(23,184,166,0.14);
  border:1px solid rgba(23,184,166,0.4);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-name{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:19px;color:var(--mist);}
.nav-links{display:flex;align-items:center;gap:36px;}
.nav-links a{font-size:15px;color:#B9C9D3;font-weight:500;transition:color .15s;}
.nav-links a:hover{color:var(--mist);}
.nav-cta{
  display:flex;align-items:center;gap:20px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:'Plex Sans';font-weight:600;font-size:15px;
  padding:11px 22px;border-radius:10px;
  cursor:pointer;border:1px solid transparent;
  transition:transform .12s ease, background .15s, border-color .15s;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--teal);color:#04211D;}
.btn-primary:hover{background:var(--teal-glow);}
.btn-ghost-dark{color:var(--mist);border-color:var(--line-dark);}
.btn-ghost-dark:hover{border-color:var(--teal);color:var(--teal-glow);}
.btn-ghost-light{color:var(--ink);border-color:var(--slate-soft);}
.btn-ghost-light:hover{border-color:var(--teal-deep);}
.btn-block{width:100%;}
.menu-toggle{display:none;}

/* ---------- Hero ---------- */
.hero{
  background:var(--ink);
  position:relative;overflow:hidden;
  padding:100px 0 120px;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr 0.95fr;gap:64px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'Plex Mono';font-size:14px;letter-spacing:.14em;
  color:var(--teal-glow);text-transform:uppercase;margin-bottom:26px;
}
.blip{width:9px;height:9px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px rgba(23,184,166,.2);}
.hero h1{font-size:53px;color:var(--mist);max-width:600px;}
.hero h1 .accent{color:var(--teal);}
.hero-sub{font-size:19px;line-height:1.6;color:#A9BCC8;max-width:520px;margin-top:22px;}
.hero-ctas{display:flex;gap:16px;margin-top:36px;flex-wrap:wrap;}
.hero-note{margin-top:22px;font-size:13.5px;color:#6C8496;font-family:'Plex Mono';letter-spacing:.02em;}

.radar-visual{position:relative;height:480px;}
.rr-rings{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;}
.ring{position:absolute;border-radius:50%;border:1px solid rgba(23,184,166,.14);}
.ring.r1{width:180px;height:180px;}
.ring.r2{width:300px;height:300px;border-color:rgba(23,184,166,.11);}
.ring.r3{width:420px;height:420px;border-color:rgba(23,184,166,.08);}

.signal{
  position:absolute;
  font-family:'Plex Mono';font-size:13px;font-weight:500;letter-spacing:.05em;
  color:#9FB4C2;background:rgba(244,248,247,0.05);
  border:1px solid var(--line-dark);
  padding:8px 14px;border-radius:8px;
  display:flex;align-items:center;gap:8px;
}
.signal::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--amber);}
.s1{top:8px;left:4px;}
.s2{top:64px;right:-6px;}
.s3{bottom:64px;left:-10px;}

.result-card{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:260px;background:var(--mist);border-radius:14px;
  padding:22px 24px;box-shadow:0 30px 60px rgba(0,0,0,.4);
}
.result-card .card-label{font-family:'Plex Mono';font-size:11px;letter-spacing:.1em;color:var(--teal-deep);text-transform:uppercase;}
.result-card h4{font-family:'Space Grotesk';font-size:18px;color:var(--ink);margin-top:6px;font-weight:700;}
.result-tag{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:14px;font-family:'Plex Mono';font-size:11.5px;font-weight:500;
  padding:5px 10px;border-radius:6px;
  background:rgba(232,163,61,0.14);color:var(--amber);
  border:1px solid rgba(232,163,61,.4);
}

/* ---------- Sections shared ---------- */
section{padding:96px 0;}
.section-head{max-width:640px;margin-bottom:56px;}
.section-eyebrow{font-family:'Plex Mono';font-size:13px;letter-spacing:.14em;color:var(--teal-deep);text-transform:uppercase;margin-bottom:14px;display:block;}
.section-head h2{font-size:36px;}
.section-head p{margin-top:16px;font-size:17px;line-height:1.6;color:var(--slate-soft);}

/* ---------- How it works ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;}
.step-num{
  font-family:'Plex Mono';font-weight:500;font-size:14px;
  width:32px;height:32px;border-radius:8px;background:var(--ink);color:var(--teal-glow);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:15px;line-height:1.6;color:var(--slate-soft);}

/* ---------- Features ---------- */
.features{background:#EDF3F2;}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.feature{background:var(--mist);padding:32px 26px;}
.feature-icon{width:38px;height:38px;border-radius:9px;background:rgba(15,92,86,.08);display:flex;align-items:center;justify-content:center;margin-bottom:18px;}
.feature h3{font-size:16.5px;margin-bottom:8px;}
.feature p{font-size:14px;line-height:1.55;color:var(--slate-soft);}

/* ---------- Pricing ---------- */
.pricing{background:var(--ink);}
.pricing .section-head h2{color:var(--mist);}
.pricing .section-eyebrow{color:var(--teal-glow);}
.pricing .section-head p{color:#A9BCC8;}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.price-card{
  background:var(--ink-soft);border:1px solid var(--line-dark);border-radius:var(--radius);
  padding:34px 30px;display:flex;flex-direction:column;
}
.price-card.featured{border-color:var(--teal);background:linear-gradient(180deg,rgba(23,184,166,.08),rgba(19,41,74,1));}
.price-tier{font-family:'Plex Mono';font-size:13px;letter-spacing:.1em;color:var(--teal-glow);text-transform:uppercase;}
.price-name{font-family:'Space Grotesk';font-size:24px;color:var(--mist);font-weight:700;margin-top:10px;}
.price-amount{font-family:'Space Grotesk';font-size:38px;color:var(--mist);font-weight:700;margin-top:18px;}
.price-amount span{font-family:'Plex Sans';font-size:15px;color:#8FA3B2;font-weight:400;}
.price-desc{font-size:14px;color:#A9BCC8;margin-top:10px;line-height:1.55;min-height:44px;}
.price-list{list-style:none;padding:0;margin:24px 0 28px;display:flex;flex-direction:column;gap:11px;}
.price-list li{font-size:14px;color:#C7D6DE;display:flex;gap:10px;align-items:flex-start;}
.price-list li::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--teal);margin-top:8px;flex-shrink:0;}
.price-card .btn{margin-top:auto;}
.pricing-note{margin-top:36px;text-align:center;font-family:'Plex Mono';font-size:13px;color:#6C8496;}

/* ---------- CTA strip ---------- */
.cta-strip{background:var(--mist);text-align:center;}
.cta-strip h2{font-size:32px;max-width:600px;margin:0 auto;}
.cta-strip p{margin-top:14px;color:var(--slate-soft);font-size:16px;}
.cta-strip .hero-ctas{justify-content:center;margin-top:30px;}

/* ---------- Footer ---------- */
footer{background:var(--ink);border-top:1px solid var(--line-dark);padding:56px 0 40px;}
.foot-top{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:32px;margin-bottom:40px;}
.foot-desc{max-width:320px;font-size:14px;color:#8FA3B2;line-height:1.6;margin-top:14px;}
.foot-cols{display:flex;gap:64px;}
.foot-col h5{font-family:'Plex Mono';font-size:12px;letter-spacing:.1em;color:#6C8496;text-transform:uppercase;margin-bottom:16px;}
.foot-col a{display:block;font-size:14.5px;color:#B9C9D3;margin-bottom:11px;}
.foot-col a:hover{color:var(--teal-glow);}
.foot-bottom{border-top:1px solid var(--line-dark);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-family:'Plex Mono';font-size:12.5px;color:#5C7180;}

/* ---------- Login page ---------- */
.login-page{min-height:100vh;background:var(--ink);display:flex;flex-direction:column;}
.login-nav{padding:28px 0;}
.login-nav .wrap{display:flex;}
.login-main{flex:1;display:flex;align-items:center;justify-content:center;padding:20px 24px 60px;}
.login-card{
  width:100%;max-width:400px;background:var(--mist);border-radius:18px;
  padding:40px 36px;box-shadow:0 30px 70px rgba(0,0,0,.45);
}
.login-card .badge{
  display:inline-flex;align-items:center;gap:7px;
  font-family:'Plex Mono';font-size:11.5px;letter-spacing:.08em;
  color:var(--teal-deep);background:rgba(23,184,166,.12);
  border:1px solid rgba(23,184,166,.3);
  padding:5px 10px;border-radius:6px;text-transform:uppercase;margin-bottom:20px;
}
.login-card h1{font-size:24px;}
.login-card .sub{font-size:14.5px;color:var(--slate-soft);margin-top:8px;line-height:1.5;}
.field{margin-top:20px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px;font-family:'Plex Sans';}
.field input{
  width:100%;padding:12px 14px;border-radius:9px;border:1px solid var(--line);
  font-family:'Plex Sans';font-size:15px;color:var(--ink);background:#fff;
}
.field input:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(23,184,166,.15);}
.field-row{display:flex;justify-content:space-between;align-items:center;margin-top:8px;}
.field-row a{font-size:13px;color:var(--teal-deep);font-weight:500;}
.login-submit{margin-top:26px;}
.login-foot{margin-top:22px;text-align:center;font-size:14px;color:var(--slate-soft);}
.login-foot a{color:var(--teal-deep);font-weight:600;}
.preview-note{
  margin-top:24px;padding:14px 16px;border-radius:10px;
  background:rgba(232,163,61,0.1);border:1px solid rgba(232,163,61,.3);
  font-size:13px;color:#7A5417;line-height:1.5;
}
.inline-msg{
  display:none;margin-top:18px;padding:14px 16px;border-radius:10px;
  background:rgba(23,184,166,.1);border:1px solid rgba(23,184,166,.35);
  font-size:13.5px;color:var(--teal-deep);line-height:1.5;
}
.inline-msg.show{display:block;}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .nav-links{display:none;}
  .hero-grid{grid-template-columns:1fr;}
  .radar-visual{height:300px;order:-1;margin-bottom:12px;}
  .hero h1{font-size:38px;}
  .steps,.price-grid{grid-template-columns:1fr;}
  .feature-grid{grid-template-columns:1fr 1fr;}
  section{padding:64px 0;}
  .foot-cols{gap:36px;}
}
@media (max-width:640px){
  .nav .wrap{height:auto;padding-top:16px;padding-bottom:16px;}
  .brand-name{font-size:16px;}
  .brand-mark{width:32px;height:32px;}
  .nav-cta{gap:10px;}
  .nav-cta .btn{padding:9px 14px;font-size:13.5px;}
  .btn-ghost-dark{display:none;}
}
@media (max-width:520px){
  .wrap{padding:0 20px;}
  .feature-grid{grid-template-columns:1fr;}
  .hero{padding:36px 0 64px;}
  .hero h1{font-size:30px;}
  .hero-ctas .btn{width:100%;}
  .foot-top{flex-direction:column;}

  /* radar visual: drop absolute chaos, lay out simply on small screens */
  .radar-visual{height:auto;display:flex;flex-direction:column;align-items:center;gap:14px;padding:20px 0 4px;}
  .rr-rings{display:none;}
  .signal.s1,.signal.s2,.signal.s3{display:none;}
  .signal-row{display:flex !important;gap:8px;flex-wrap:wrap;justify-content:center;}
  .signal-row .signal{position:static;}
  .result-card{position:static;transform:none;width:100%;max-width:320px;}
}