/* ==========================================================================
   Svaya — getsvaya.com  ·  Vyoma Technologies Limited
   Palette: graphite + lime
   Type: Playfair Display (display) / Space Grotesk (body) / JetBrains Mono
   ========================================================================== */

:root {
  --base:  #17181A;
  --raise: #1F2124;
  --lift:  #26282C;
  --edge:  #2E3135;
  --mute:  #9A9B97;
  --dim:   #6E706D;
  --chalk: #F4F3EF;
  --lime:  #C6F24E;
  --limeink: #1E2408;

  --display: "Playfair Display", Georgia, serif;
  --sans:    "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --gutter: clamp(20px, 5vw, 64px);
  --measure: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--base);
  color: var(--chalk);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  width: 100%;
  max-width: var(--measure);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: absolute;
  left: -9999px; top: 0;
  background: var(--lime);
  color: var(--limeink);
  padding: 10px 16px;
  font-family: var(--mono);
  font-size: 12px;
  z-index: 99;
}
.skip:focus { left: 12px; top: 12px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 0 0 22px;
}
.eyebrow--mute { color: var(--mute); }

/* ---------- Masthead ---------- */

.masthead {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(23, 24, 26, .82);
  border-bottom: 1px solid var(--edge);
}
.masthead .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; height: 68px;
}
.wordmark {
  font-family: var(--display);
  font-weight: 500;
  font-size: 25px;
  letter-spacing: -.015em;
  text-decoration: none;
  line-height: 1;
}
.navlinks {
  display: flex; align-items: center;
  gap: clamp(14px, 2.6vw, 30px);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.navlinks a {
  text-decoration: none; color: var(--mute);
  padding: 4px 0; border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.navlinks a:hover { color: var(--chalk); border-bottom-color: var(--lime); }
.navlinks a.nav-cta {
  color: var(--lime); border: 1px solid rgba(198,242,78,.45);
  border-radius: 2px; padding: 6px 13px;
}
.navlinks a.nav-cta:hover {
  background: var(--lime); color: var(--limeink); border-color: var(--lime);
}

/* ---------- Hero ---------- */

.hero { padding: clamp(48px, 8vw, 96px) 0 clamp(48px, 7vw, 88px); }
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: clamp(30px, 5vw, 68px);
  align-items: center;
}

.hero h1 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(42px, 6.2vw, 76px);
  line-height: 1.04;
  letter-spacing: -.02em;
  margin: 0 0 24px;
}
.hero h1 em { font-style: italic; color: var(--lime); }

.lede {
  font-size: clamp(17px, 1.35vw, 19px);
  color: var(--mute);
  max-width: 46ch;
  margin: 0 0 30px;
}
.lede strong { color: var(--chalk); font-weight: 500; }

/* ---------- Waitlist form ---------- */

.signup { display: flex; gap: 9px; max-width: 460px; margin: 0 0 12px; flex-wrap: wrap; }

.signup input[type="email"] {
  flex: 1 1 220px;
  min-width: 0;
  background: var(--raise);
  border: 1px solid var(--edge);
  border-radius: 2px;
  padding: 13px 15px;
  color: var(--chalk);
  font-family: var(--sans);
  font-size: 15.5px;
  transition: border-color .2s ease;
}
.signup input[type="email"]::placeholder { color: var(--dim); }
.signup input[type="email"]:focus { border-color: var(--lime); outline: none; }

.signup button {
  flex: none;
  background: var(--lime);
  color: var(--limeink);
  border: 1px solid var(--lime);
  border-radius: 2px;
  padding: 13px 22px;
  font-family: var(--sans);
  font-size: 15.5px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity .18s ease, transform .12s ease;
}
.signup button:hover { opacity: .88; }
.signup button:active { transform: scale(.985); }
.signup button[disabled] { opacity: .5; cursor: default; }

.microcopy {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0;
}
.microcopy a { color: var(--mute); text-decoration: none; border-bottom: 1px solid var(--edge); }
.microcopy a:hover { color: var(--lime); border-bottom-color: var(--lime); }

.formnote {
  font-size: 14.5px;
  margin: 12px 0 0;
  min-height: 1px;
}
.formnote.ok { color: var(--lime); }
.formnote.bad { color: #FF8A6B; }

/* ---------- Phone ---------- */

.phone-stage { display: flex; justify-content: center; }

.phone {
  width: min(272px, 78vw);
  border: 10px solid #0D0E10;
  border-radius: 30px;
  background: #0D0E10;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--edge);
}
.phone canvas { display: block; width: 100%; aspect-ratio: 9 / 17; }

.hud {
  position: absolute;
  font-family: var(--mono);
  pointer-events: none;
  color: var(--chalk);
}
.hud--move {
  top: 14px; left: 14px;
  background: rgba(13,14,16,.62);
  border-radius: 2px;
  padding: 5px 9px;
  font-size: 9.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.hud--reps { top: 12px; right: 14px; text-align: right; }
.hud--reps b { display: block; font-size: 34px; font-weight: 400; line-height: 1; font-variant-numeric: tabular-nums; }
.hud--reps span { display: block; font-size: 8.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--mute); margin-top: 4px; }
.hud--bar {
  left: 14px; right: 14px; bottom: 14px;
  background: rgba(13,14,16,.62);
  border-radius: 2px;
  padding: 8px 10px;
  display: flex; justify-content: space-between; gap: 10px;
  font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
}
.hud--bar .hr { color: var(--lime); }
.hud--bar .depth { color: var(--mute); }
.hud--bar .depth b { color: var(--chalk); font-weight: 400; }

/* ---------- Section frame ---------- */

.band { padding: clamp(54px, 8vw, 100px) 0; border-top: 1px solid var(--edge); }
.band--raise { background: var(--raise); }

.band-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; margin-bottom: clamp(28px, 4vw, 48px); flex-wrap: wrap;
}
.band-head h2 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(30px, 3.8vw, 48px);
  line-height: 1.1;
  letter-spacing: -.015em;
  margin: 0;
  max-width: 20ch;
}
.band-head .eyebrow { margin: 0; }

/* ---------- Steps (a real sequence, so numbered) ---------- */

.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(22px, 3vw, 44px); }
.step { border-top: 2px solid var(--lime); padding-top: 18px; }
.step:nth-child(2) { border-top-color: #8FA83A; }
.step:nth-child(3) { border-top-color: var(--edge); }
.step .n {
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em;
  color: var(--lime); display: block; margin-bottom: 8px;
}
.step:nth-child(2) .n { color: #8FA83A; }
.step:nth-child(3) .n { color: var(--mute); }
.step h3 {
  font-family: var(--display); font-weight: 400; font-size: 25px;
  line-height: 1.15; margin: 0 0 10px; letter-spacing: -.01em;
}
.step p { margin: 0; color: var(--mute); font-size: 15.5px; }

/* ---------- Feature grid ---------- */

.features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--edge); border: 1px solid var(--edge); border-radius: 3px; overflow: hidden; }
.feature { background: var(--base); padding: clamp(22px, 3vw, 34px); }
.band--raise .feature { background: var(--raise); }
.feature .k {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--lime); display: block; margin-bottom: 10px;
}
.feature h3 { font-family: var(--display); font-weight: 400; font-size: 23px; margin: 0 0 8px; letter-spacing: -.01em; }
.feature p { margin: 0; color: var(--mute); font-size: 15px; }

/* ---------- Trainer band ---------- */

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.split p.body { color: var(--mute); margin: 0 0 18px; }
.split p.body strong { color: var(--chalk); font-weight: 500; }

.ticks { margin: 0 0 24px; padding: 0; list-style: none; }
.ticks li {
  padding: 11px 0 11px 26px;
  border-bottom: 1px solid var(--edge);
  font-size: 15.5px;
  position: relative;
  color: var(--chalk);
}
.ticks li::before {
  content: "";
  position: absolute; left: 2px; top: 20px;
  width: 8px; height: 8px;
  background: var(--lime);
  border-radius: 50%;
}

.btn {
  display: inline-block;
  background: transparent;
  color: var(--lime);
  border: 1px solid rgba(198,242,78,.5);
  border-radius: 2px;
  padding: 12px 22px;
  font-size: 15.5px;
  font-weight: 500;
  text-decoration: none;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { background: var(--lime); color: var(--limeink); border-color: var(--lime); }

/* ---------- FAQ ---------- */

.faq { border-top: 1px solid var(--edge); }
.faq details { border-bottom: 1px solid var(--edge); padding: 18px 0; }
.faq summary {
  cursor: pointer; font-size: 17.5px; color: var(--chalk);
  list-style: none; display: flex; justify-content: space-between;
  gap: 16px; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--lime); font-size: 19px; flex: none; }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { margin: 12px 0 0; color: var(--mute); font-size: 16px; max-width: 68ch; }
.faq details a { color: var(--lime); }

/* ---------- Closing CTA ---------- */

.closer { text-align: center; }
.closer h2 {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(30px, 4.4vw, 54px);
  letter-spacing: -.02em; line-height: 1.08; margin: 0 0 20px;
}
.closer h2 em { font-style: italic; color: var(--lime); }
.closer .signup { margin-left: auto; margin-right: auto; justify-content: center; }
.closer .microcopy { text-align: center; }

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--edge);
  padding: 36px 0 52px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--dim);
}
.footer .wrap { display: flex; justify-content: space-between; gap: 18px 30px; flex-wrap: wrap; }
.footer nav { display: flex; gap: 22px; flex-wrap: wrap; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--lime); }

/* ---------- Document pages ---------- */

.doc { padding: clamp(48px, 7vw, 88px) 0 clamp(40px, 6vw, 72px); }
.doc .wrap { max-width: 760px; }
.doc h1 {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(38px, 5.4vw, 60px);
  line-height: 1.06; letter-spacing: -.02em; margin: 0 0 14px;
}
.doc h2 {
  font-family: var(--display); font-weight: 400; font-size: 27px;
  line-height: 1.25; margin: 46px 0 12px; padding-top: 22px;
  border-top: 1px solid var(--edge); letter-spacing: -.01em;
}
.doc h3 { font-family: var(--sans); font-weight: 500; font-size: 16px; margin: 26px 0 8px; }
.doc p, .doc li { color: var(--mute); font-size: 16.5px; }
.doc li { margin-bottom: 8px; }
.doc strong { color: var(--chalk); font-weight: 500; }
.doc a { color: var(--lime); }
.doc .updated {
  font-family: var(--mono); font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--dim); margin: 0 0 34px;
}
.callout {
  border-left: 2px solid var(--lime);
  background: rgba(198,242,78,.07);
  padding: 18px 22px; margin: 28px 0; border-radius: 0;
}
.callout p { margin: 0; color: var(--chalk); font-size: 15.5px; }
.callout p + p { margin-top: 10px; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr); }
  .phone-stage { order: -1; margin-bottom: 6px; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .features { grid-template-columns: minmax(0, 1fr); }
  .split { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .navlinks { font-size: 11px; gap: 12px; }
  .navlinks a[data-optional] { display: none; }
  .signup button { flex: 1 1 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}