/* Smoak AI Readiness — public site. Vercel-style: Geist, monochrome, teal accent. v4 */
:root{
  /* Brand accent (the one functional color) */
  --teal:#1abc9c; --teal-d:#0f9e84; --teal-dd:#0b7a66; --teal-light:#e9faf5; --teal-ring:rgba(26,188,156,.35);
  /* Grayscale ramp */
  --black:#0a0a0a; --ink:#0a0a0a; --ink-soft:#3a3a42; --muted:#6b6b76; --faint:#9a9aa5;
  --gray-50:#fafafa; --gray-100:#f4f4f5; --gray-150:#ededf0; --line:#eaeaea; --line-2:#e3e3e6;
  --bg:#fff; --card:#fff;
  /* Grades */
  --a:#16a34a; --b:#3f9e54; --c:#c98a06; --d:#e2671b; --f:#dc2f3a;
  /* Shape */
  --radius:8px; --radius-lg:12px; --radius-sm:6px;
  --shadow-sm:0 1px 2px rgba(10,10,10,.05);
  --shadow:0 4px 16px rgba(10,10,10,.07);
  --shadow-lg:0 12px 32px rgba(10,10,10,.10);
  /* Type */
  --font:"Geist","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:"Geist Mono","SF Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink-soft);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;font-feature-settings:"cv01","ss01"}
.wrap{max-width:1100px;margin:0 auto;padding:0 24px}
a{color:var(--ink);text-decoration:none}
h1,h2,h3{line-height:1.12;color:var(--ink);letter-spacing:-.025em;font-weight:680}

/* Nav */
.nav{background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:9px;font-weight:650;color:var(--ink);font-size:16.5px;letter-spacing:-.02em}
.brand-dot{width:13px;height:13px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 3px var(--teal-light)}
.nav-links{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:500}
.nav-links a{color:var(--muted);padding:7px 12px;border-radius:7px;transition:color .15s,background .15s}
.nav-links a:hover{color:var(--ink);background:var(--gray-100)}
.nav-links a.btn{margin-left:6px}

/* Buttons — flat */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:0 16px;height:40px;border-radius:8px;font-weight:550;font-size:14px;cursor:pointer;border:1px solid transparent;transition:background .15s,border-color .15s,color .15s,transform .08s;line-height:1;font-family:inherit}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-d)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--muted);background:var(--gray-50)}
.btn-dark{background:var(--black);color:#fff}
.btn-dark:hover{background:#26262b}

/* Hero — typographic, mostly white */
.hero{position:relative;padding:104px 0 72px;text-align:center;overflow:hidden;background:
  radial-gradient(48% 42% at 50% -4%,rgba(26,188,156,.10),transparent 72%),#fff}
.hero .wrap{position:relative}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--ink-soft);font-weight:500;font-size:13px;padding:6px 14px 6px 11px;border-radius:30px;margin-bottom:26px;border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}
.hero-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 3px var(--teal-light)}
.hero-title{font-size:60px;margin:0 0 20px;letter-spacing:-.04em;font-weight:700;color:var(--ink);line-height:1.04}
.hero-sub{font-size:20px;color:var(--muted);max-width:660px;margin:0 auto 34px;line-height:1.5;font-weight:450}
.hero-fine{color:var(--faint);font-size:13.5px;margin-top:18px}
.audit-form{display:flex;gap:8px;max-width:560px;margin:0 auto;flex-wrap:wrap;background:#fff;padding:7px;border-radius:12px;box-shadow:var(--shadow);border:1px solid var(--line-2)}
.audit-form input{flex:1;min-width:220px;padding:0 16px;height:46px;border:0;border-radius:8px;font-size:15.5px;outline:none;color:var(--ink);background:transparent;font-family:inherit}
.audit-form input::placeholder{color:var(--faint)}
.audit-form .btn{height:46px;white-space:nowrap}

/* Scan overlay */
.scan-overlay{position:fixed;inset:0;background:rgba(255,255,255,.92);backdrop-filter:blur(6px);display:flex;align-items:flex-start;justify-content:center;padding-top:9vh;z-index:100}
.scan-overlay[hidden]{display:none}
.scan-box{background:#fff;border:1px solid var(--line-2);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:36px 44px;min-width:340px;max-width:440px;text-align:center}
.scan-box h2{margin:6px 0 4px;font-size:20px}
.scan-spinner{width:44px;height:44px;border:3px solid var(--line);border-top-color:var(--teal);border-radius:50%;margin:0 auto 16px;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.scan-steps{list-style:none;margin:20px 0 0;padding:0;text-align:left}
.scan-steps li{color:var(--faint);margin:12px 0;padding-left:28px;position:relative;transition:color .3s;font-size:14.5px}
.scan-steps li::before{content:"○";position:absolute;left:0;color:#cdd5de}
.scan-steps li.done{color:var(--ink)}
.scan-steps li.done::before{content:"✓";color:var(--a);font-weight:700}

/* Results */
.results,.results-static{padding:32px 24px 56px}
.section-title{font-size:30px;margin:48px 0 8px;font-weight:680;letter-spacing:-.03em}
.section-sub{color:var(--muted);margin:0 0 24px;font-size:16px}
.score-ring{width:132px;height:132px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto 20px;border:7px solid;background:#fff}
.score-ring .score-num{font-family:var(--mono);font-size:42px;font-weight:600;line-height:1;color:var(--ink)}
.score-ring .score-cap{font-size:12px;color:var(--muted);margin-top:3px;text-transform:uppercase;letter-spacing:.06em}
.score-good{border-color:var(--a)} .score-fair{border-color:var(--c)} .score-poor{border-color:var(--f)}

.grade-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(232px,1fr))}
.grade-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;transition:border-color .15s}
.grade-card:hover{border-color:var(--line-2)}
.grade-head{display:flex;align-items:center;justify-content:space-between}
.grade-label{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.grade{font-family:var(--mono);font-size:28px;font-weight:600}
.grade-a{color:var(--a)} .grade-b{color:var(--b)} .grade-c{color:var(--c)} .grade-d{color:var(--d)} .grade-f{color:var(--f)}
.grade-summary{font-size:13.5px;color:var(--ink-soft);margin:8px 0 0}

.findings{list-style:none;padding:0;margin:8px 0 0;max-width:840px}
.findings li{background:#fff;border:1px solid var(--line);border-left:3px solid var(--line-2);border-radius:8px;padding:13px 16px;margin:9px 0;font-size:14.5px}
.findings li strong{font-family:var(--mono);font-size:10.5px;letter-spacing:.05em;text-transform:uppercase;margin-right:10px;color:var(--muted)}
.sev-critical{border-left-color:var(--f)} .sev-critical strong{color:var(--f)}
.sev-high{border-left-color:var(--d)} .sev-high strong{color:var(--d)}
.sev-medium{border-left-color:var(--c)} .sev-medium strong{color:var(--c)}
.sev-low{border-left-color:var(--line-2)}

/* How / pricing */
.how{padding:46px 0 16px}
.how-grid,.tier-grid{display:grid;gap:16px}
.how-grid{grid-template-columns:repeat(auto-fit,minmax(228px,1fr))}
.how-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px 22px;position:relative;overflow:hidden;transition:border-color .15s,transform .15s}
.how-card::before{content:"";position:absolute;top:0;left:0;width:34px;height:3px;background:var(--teal)}
.how-card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.how-card h3{margin:6px 0 8px;font-size:16.5px;font-weight:600}
.how-card p{margin:0;color:var(--muted);font-size:14px}

.pricing{padding:60px 0 84px}
.tier-grid{grid-template-columns:repeat(auto-fit,minmax(238px,1fr));align-items:stretch}
.tier{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;position:relative;display:flex;flex-direction:column;transition:border-color .15s,transform .15s}
.tier:hover{border-color:var(--line-2);transform:translateY(-2px)}
.tier h3{margin:0 0 6px;font-size:17px;font-weight:600}
.tier-price{font-family:var(--mono);font-size:30px;font-weight:600;color:var(--ink);margin:0 0 16px;letter-spacing:-.02em}
.tier ul{list-style:none;padding:0;margin:0 0 22px;flex:1}
.tier li{padding:7px 0 7px 25px;position:relative;font-size:14px;color:var(--ink-soft)}
.tier li::before{content:"";position:absolute;left:0;top:12px;width:14px;height:8px;border-left:2px solid var(--teal);border-bottom:2px solid var(--teal);transform:rotate(-45deg)}
.tier .btn{width:100%}
.tier-featured{border-color:var(--teal);box-shadow:0 0 0 1px var(--teal-ring)}
.tier-badge{position:absolute;top:-11px;left:24px;background:var(--teal);color:#fff;font-size:10.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:5px 12px;border-radius:30px}

.report-cta{background:var(--gray-50);border:1px solid var(--line);border-radius:var(--radius-lg);padding:42px 32px;text-align:center;margin:52px 0}
.report-cta h2{margin:0 0 8px;font-size:26px;font-weight:680}
.report-cta p{color:var(--muted);margin:0 0 24px;font-size:16px}
.report-cta-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}

/* Footer */
.footer{border-top:1px solid var(--line);background:#fff;padding:28px 0;margin-top:40px}
.footer-inner{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13.5px;flex-wrap:wrap;gap:10px}
.footer-links a{margin-left:20px;color:var(--muted);transition:color .15s}
.footer-links a:hover{color:var(--ink)}

.result-error{background:#fdeced;border:1px solid #f5c4c7;color:#9b2224;padding:16px 18px;border-radius:8px}

/* Utilities */
.muted{color:var(--muted)}
.small{font-size:13px}

/* Alerts */
.alert{padding:12px 15px;border-radius:8px;font-size:14px;margin:14px 0;border:1px solid var(--line-2);background:var(--gray-50)}
.alert-error{background:#fdeced;border-color:#f5c4c7;color:#9b2224}
.alert-ok{background:var(--teal-light);border-color:#b9e8dc;color:#0b6b56}

/* Auth pages */
.auth-wrap{max-width:440px;margin:0 auto;padding:64px 24px}
.auth-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:36px 32px}
.auth-card h1{font-size:25px;margin:0 0 8px;font-weight:680}
.stack-form{display:flex;flex-direction:column;gap:15px;margin:24px 0 6px}
.stack-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:500;color:var(--muted)}
.stack-form input{width:100%;padding:0 14px;height:42px;border:1px solid var(--line-2);border-radius:8px;font-size:15px;color:var(--ink);outline:none;transition:border-color .15s,box-shadow .15s;font-family:inherit}
.stack-form input:focus{border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-ring)}
.stack-form .btn{width:100%;margin-top:4px}

@media(max-width:680px){
  .hero{padding:68px 0 54px}
  .hero-title{font-size:40px}
  .hero-sub{font-size:17px}
  .nav-links{gap:2px}
  .nav-links a:not(.btn){display:none}
  .section-title{font-size:25px}
}

/* ---- Mobile refinements (v5) — overrides, do not touch desktop ---- */
@media(max-width:680px){
  .wrap{padding:0 18px}
  .nav-inner{height:58px}
  /* keep Log in + Sign up on phones; hide only the in-page anchors */
  .nav-links{gap:8px}
  .nav-links a[href^="#"]{display:none}
  .nav-links a[href="/login"]{display:inline-flex;padding:7px 10px}
  /* hero */
  .hero{padding:54px 0 44px}
  .hero-eyebrow{margin-bottom:18px}
  .hero-title{font-size:36px;letter-spacing:-.03em}
  .hero-sub{font-size:16.5px;margin-bottom:26px}
  /* audit search stacks full-width instead of wrapping */
  .audit-form{flex-direction:column;gap:8px;padding:8px;border-radius:14px}
  .audit-form input{min-width:0;width:100%;height:48px;padding:0 14px}
  .audit-form .btn{width:100%;height:48px}
  /* sections */
  .how{padding:34px 0 8px}
  .pricing{padding:40px 0 56px}
  .section-title{font-size:24px}
  .report-cta{padding:30px 20px;margin:36px 0}
  .report-cta h2{font-size:22px}
}
@media(max-width:400px){
  .hero-title{font-size:31px}
}

/* ---- Mobile nav: Vercel-style hamburger + pill CTAs (v6) ---- */
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px;margin:-6px -4px -6px 0;color:var(--ink);align-items:center;justify-content:center}
.nav-toggle .ico-close{display:none}
@media(max-width:680px){
  .nav-toggle{display:inline-flex}
  .nav-open .nav-toggle .ico-menu{display:none}
  .nav-open .nav-toggle .ico-close{display:inline}
  .nav-inner{position:relative}
  /* links collapse into a dropdown panel under the bar */
  .nav-links{display:none;position:absolute;top:calc(100% + 1px);left:-18px;right:-18px;
    background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    box-shadow:0 14px 30px rgba(10,10,10,.09);
    flex-direction:column;align-items:stretch;gap:2px;padding:12px 18px 18px;z-index:60}
  .nav-open .nav-links{display:flex}
  .nav-open .nav-links a{display:flex;align-items:center;width:100%;padding:13px 12px;border-radius:10px;font-size:15.5px;font-weight:500}
  .nav-open .nav-links a:not(.btn){color:var(--ink-soft)}
  .nav-open .nav-links a:not(.btn):active{background:var(--gray-100)}
  .nav-open .nav-links a.btn{justify-content:center;margin-top:8px;height:48px;border-radius:24px}
  /* pill CTAs + bolder, airier hero to match Vercel mobile */
  .btn{border-radius:24px}
  .audit-form{border-radius:18px;padding:7px}
  .audit-form input{border-radius:14px}
  .audit-form .btn{height:52px;border-radius:26px;font-size:15.5px}
  .hero{padding:46px 0 48px}
  .hero-title{font-size:40px}
  .hero-sub{font-size:16px;margin-bottom:24px}
}
@media(max-width:400px){
  .hero-title{font-size:33px}
}