/* ==========================================================
   Traq — Landing Page Styles
   Brand tokens: light / dark via prefers-color-scheme
   ========================================================== */

:root{
  --accent:#3D749E;
  --bg:#FFFFFF;
  --card:#F7F8FA;
  --card2:#ECEEF2;
  --text:#111111;
  --text2:#5A5F66;
  --divider:#EAEAEA;
  --green:#34C759;
  --red:#FF3B30;
  --gold:#E8A317;
  --accent-soft:rgba(61,116,158,.10);
  --gold-soft:rgba(232,163,23,.12);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#2B2D31;
    --card:#1C1C1E;
    --card2:#2C2C2E;
    --text:#FFFFFF;
    --text2:#A1A1AA;
    --divider:#2A2A2C;
    --green:#30D158;
    --red:#FF453A;
    --gold:#FFD60A;
    --accent-soft:rgba(61,116,158,.22);
    --gold-soft:rgba(255,214,10,.10);
  }
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
h1,h2,h3,.wordmark{font-family:'Archivo',sans-serif}
.mono{font-family:'IBM Plex Mono',monospace}

/* ---------- Nav ---------- */
nav{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--divider);
  transition:box-shadow .2s;
}
nav.scrolled{box-shadow:0 8px 24px -16px rgba(0,0,0,.4)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.wordmark{font-weight:900;font-size:1.35rem;letter-spacing:.14em;color:var(--text);text-decoration:none}
.wordmark span{color:var(--accent)}
.nav-links{display:flex;gap:28px;align-items:center;list-style:none}
.nav-links a{color:var(--text2);text-decoration:none;font-size:.92rem;font-weight:500;transition:color .15s}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--text)}
.nav-cta{background:var(--accent);color:#fff !important;padding:9px 18px;border-radius:10px;font-weight:600}
.nav-cta:hover{filter:brightness(1.1)}
@media(max-width:640px){.nav-links li:not(:last-child){display:none}}

/* ---------- Hero ---------- */
.hero{padding:88px 0 72px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
@media(max-width:880px){.hero-grid{grid-template-columns:1fr;gap:48px}}
.eyebrow{
  display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:.78rem;
  letter-spacing:.18em;text-transform:uppercase;color:var(--accent);
  background:var(--accent-soft);padding:6px 12px;border-radius:6px;margin-bottom:20px;font-weight:600;
}
.hero h1{
  font-size:clamp(2.4rem,5.2vw,3.6rem);font-weight:900;line-height:1.06;
  letter-spacing:-.015em;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .sub{font-size:1.12rem;color:var(--text2);max-width:34rem;margin-bottom:28px}
.hero-bullets{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 24px;margin-bottom:32px;max-width:32rem}
.hero-bullets li{display:flex;align-items:center;gap:10px;font-size:.95rem;font-weight:500}
.hero-bullets svg{flex:none;color:var(--green)}
.cta-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.appstore-btn{
  display:inline-flex;align-items:center;gap:12px;text-decoration:none;
  background:var(--text);color:var(--bg);padding:12px 22px;border-radius:12px;
  transition:transform .15s, filter .15s;
}
.appstore-btn:hover{transform:translateY(-1px);filter:brightness(.92)}
.appstore-btn.subtle{background:var(--card2);color:var(--text)}
.appstore-btn .apple{font-size:1.7rem;line-height:1}
.appstore-btn .txt{display:flex;flex-direction:column;line-height:1.15;text-align:left}
.appstore-btn .txt small{font-size:.68rem;font-weight:500;opacity:.75}
.appstore-btn .txt strong{font-size:1.05rem;font-weight:600}
.cta-note{font-size:.85rem;color:var(--text2)}

/* Signature: live session card */
.session-card{
  background:var(--card);border:1px solid var(--divider);border-radius:20px;
  padding:24px;max-width:400px;margin-left:auto;
  box-shadow:0 24px 60px -24px rgba(0,0,0,.35);
}
@media(max-width:880px){.session-card{margin:0 auto}}
.session-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}
.session-head h3{font-size:1.05rem;font-weight:800;letter-spacing:.02em}
.session-head .mono{font-size:.78rem;color:var(--text2)}
.exercise-label{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--text2);margin:16px 0 8px;
}
.set-row{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--card2);border-radius:10px;padding:10px 14px;margin-bottom:8px;
  font-family:'IBM Plex Mono',monospace;font-size:.92rem;font-weight:500;
  opacity:0;transform:translateY(6px);animation:rise .45s ease forwards;
}
.set-row:nth-of-type(1){animation-delay:.05s}
.set-row:nth-of-type(2){animation-delay:.2s}
.set-row:nth-of-type(3){animation-delay:.4s}
.set-row:nth-of-type(4){animation-delay:.55s}
@keyframes rise{to{opacity:1;transform:none}}
.set-row .check{color:var(--green);font-weight:600}
.set-row.pr{background:var(--gold-soft);border:1px solid var(--gold)}
.pr-chip{
  background:var(--gold);color:#1a1a1a;font-size:.68rem;font-weight:700;
  letter-spacing:.08em;padding:3px 8px;border-radius:6px;font-family:'Inter',sans-serif;
}
.rest-bar{
  display:flex;align-items:center;gap:10px;margin-top:14px;padding-top:14px;
  border-top:1px solid var(--divider);font-family:'IBM Plex Mono',monospace;
  font-size:.85rem;color:var(--text2);
}
.rest-bar .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none}
.rest-bar .bar{flex:1;height:4px;background:var(--card2);border-radius:2px;overflow:hidden}
.rest-bar .fill{width:62%;height:100%;background:var(--accent);border-radius:2px;transition:width 1s linear}

/* ---------- Marquee ---------- */
.marquee{border-top:1px solid var(--divider);border-bottom:1px solid var(--divider);overflow:hidden;padding:14px 0;background:var(--card)}
.marquee-track{display:flex;gap:48px;width:max-content;animation:scroll 28s linear infinite}
.marquee-track span{
  font-family:'IBM Plex Mono',monospace;font-size:.8rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--text2);white-space:nowrap;
}
.marquee-track span::after{content:"·";margin-left:48px;color:var(--accent)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- Sections ---------- */
section{padding:88px 0}
.band{background:var(--card);border-top:1px solid var(--divider);border-bottom:1px solid var(--divider)}
.section-eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:12px;
}
.section-title{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:800;letter-spacing:-.01em;line-height:1.15;margin-bottom:14px}
.section-sub{color:var(--text2);font-size:1.05rem;max-width:38rem}

.what-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media(max-width:880px){.what-grid{grid-template-columns:1fr}}
.what-list{list-style:none;margin-top:24px;display:grid;gap:12px}
.what-list li{display:flex;gap:12px;align-items:flex-start;font-weight:500}
.what-list svg{flex:none;margin-top:4px;color:var(--accent)}
.what-quote{
  background:var(--card);border-left:3px solid var(--accent);border-radius:0 14px 14px 0;
  padding:28px;font-size:1.15rem;font-weight:600;line-height:1.5;
}
.what-quote .mono{display:block;margin-top:14px;font-size:.8rem;color:var(--text2);font-weight:400}

.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
@media(max-width:960px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.cards{grid-template-columns:1fr}}
.card{
  background:var(--card);border:1px solid var(--divider);border-radius:16px;padding:26px 22px;
  transition:transform .18s, border-color .18s;
}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.card .icon{
  width:42px;height:42px;border-radius:11px;background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card.gold .icon{background:var(--gold-soft);color:var(--gold)}
.card h3{font-size:1.05rem;font-weight:800;margin-bottom:8px}
.card p{font-size:.92rem;color:var(--text2)}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:44px}
@media(max-width:800px){.steps{grid-template-columns:1fr}}
.step{background:var(--bg);border:1px solid var(--divider);border-radius:16px;padding:28px 24px;position:relative}
.step .num{
  font-family:'IBM Plex Mono',monospace;font-size:.85rem;font-weight:600;color:var(--accent);
  letter-spacing:.1em;margin-bottom:14px;display:block;
}
.step h3{font-size:1.1rem;font-weight:800;margin-bottom:8px}
.step p{font-size:.93rem;color:var(--text2)}

/* ---------- Pricing (Free vs Pro) ---------- */
.pricing-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;
  max-width:820px;margin:44px auto 0;align-items:stretch;
}
@media(max-width:720px){.pricing-grid{grid-template-columns:1fr}}
.pricing-card{
  background:var(--card);border:1px solid var(--divider);border-radius:20px;
  padding:36px 32px;text-align:center;position:relative;overflow:hidden;
  display:flex;flex-direction:column;align-items:center;
}
.pricing-card.pro{border-color:var(--gold)}
.pricing-card.pro::before{
  content:"";position:absolute;inset:0 0 auto 0;height:4px;
  background:linear-gradient(90deg,var(--accent),var(--gold));
}
.plan-badge{
  position:absolute;top:16px;right:16px;
  background:var(--gold);color:#1a1a1a;font-size:.66rem;font-weight:700;
  letter-spacing:.12em;padding:4px 10px;border-radius:6px;
}
.pricing-card h3{font-size:1.3rem;font-weight:900;margin-bottom:6px}
.price{display:flex;align-items:baseline;justify-content:center;gap:4px;margin-bottom:4px}
.price .amount{font-family:'Archivo',sans-serif;font-size:2.4rem;font-weight:900;letter-spacing:-.02em}
.price .per{color:var(--text2);font-size:.95rem;font-weight:500}
.price-line{font-family:'IBM Plex Mono',monospace;color:var(--text2);font-size:.85rem;margin-bottom:24px}
.pricing-perks{list-style:none;display:grid;gap:10px;text-align:left;margin:0 auto 28px}
.pricing-perks li{display:flex;gap:10px;align-items:center;font-size:.95rem;font-weight:500}
.pricing-perks svg{color:var(--green);flex:none}
.pricing-card .appstore-btn{margin-top:auto}
.pricing-footnote{
  margin-top:24px;font-size:.88rem;color:var(--text2);
  font-family:'IBM Plex Mono',monospace;
}

/* ---------- Final CTA ---------- */
.final-cta{text-align:center;background:var(--card);border-top:1px solid var(--divider);border-bottom:1px solid var(--divider)}
.final-cta h2{font-size:clamp(1.9rem,4vw,2.8rem);font-weight:900;letter-spacing:-.01em;margin-bottom:12px}
.final-cta h2 em{font-style:normal;color:var(--gold)}
.final-cta p{color:var(--text2);margin-bottom:32px;font-size:1.05rem}
.final-cta .cta-row{justify-content:center}

/* ---------- Footer ---------- */
footer{padding:56px 0 40px}
.footer-grid{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;align-items:flex-start}
.footer-links{list-style:none;display:flex;gap:24px;flex-wrap:wrap}
.footer-links a{color:var(--text2);text-decoration:none;font-size:.9rem}
.footer-links a:hover{color:var(--text)}
.footer-tag{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--text2);margin-top:8px}
.copyright{margin-top:36px;padding-top:24px;border-top:1px solid var(--divider);font-size:.82rem;color:var(--text2);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease, transform .5s ease}
.reveal.visible{opacity:1;transform:none}

/* ---------- Accessibility ---------- */
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
@media (prefers-reduced-motion: reduce){
  .set-row{animation:none;opacity:1;transform:none}
  .marquee-track{animation:none}
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}