/* ============================================================
   SECURIO — Environmental Intelligence Wearable
   Design system: extends the Securio app language.
   Teal  #00E6A2 = environmental signals
   Coral #D85A30 = biological signals
   ============================================================ */

:root {
  --ink: #06090b;
  --surface: #0c1114;
  --card: #10161a;
  --card-2: #131b20;
  --line: rgba(255, 255, 255, 0.07);
  --line-strong: rgba(255, 255, 255, 0.14);
  --env: #00e6a2;
  --env-dim: rgba(0, 230, 162, 0.12);
  --bio: #d85a30;
  --bio-text: #f0764b;
  --bio-dim: rgba(216, 90, 48, 0.14);
  --text: #e9eef0;
  --mute: #8fa1a8;
  --faint: #5c6b71;
  --radius: 20px;
  --radius-sm: 14px;
  --max: 1180px;
  --nav-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  font-family: "Inter", -apple-system, system-ui, sans-serif;
  background: var(--ink);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--env); color: #04110c; }

h1, h2, h3, .display { font-family: "Space Grotesk", "Inter", sans-serif; letter-spacing: -0.02em; }
.mono { font-family: "JetBrains Mono", ui-monospace, monospace; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(6, 9, 11, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.15rem; letter-spacing: 0.06em; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.brand small { display: block; font-family: "JetBrains Mono", monospace; font-size: 0.58rem; font-weight: 400; letter-spacing: 0.14em; color: var(--mute); text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 0.92rem; }
.nav-links a { color: var(--mute); transition: color 0.2s; padding: 6px 2px; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--text); }
.nav-links a.active { color: var(--env); }
.nav-cta {
  background: var(--env); color: #04110c; font-weight: 600; font-size: 0.9rem;
  padding: 10px 20px; border-radius: 999px; transition: transform 0.2s, box-shadow 0.2s;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 24px -6px rgba(0, 230, 162, 0.5); }
.nav-toggle { display: none; background: none; border: 1px solid var(--line-strong); border-radius: 10px; color: var(--text); width: 42px; height: 42px; font-size: 1.2rem; cursor: pointer; }

@media (max-width: 900px) {
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: rgba(6, 9, 11, 0.97); border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; width: 100%; font-size: 1.05rem; }
  .nav-toggle { display: block; }
  .nav-cta { margin-top: 8px; }
}

/* ---------- Structure ---------- */
section { padding: 96px 0; position: relative; }
.section-tight { padding: 64px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: "JetBrains Mono", monospace; font-size: 0.72rem;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--mute);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: ""; width: 22px; height: 8px; border-radius: 4px;
  background: linear-gradient(90deg, var(--env) 0 50%, var(--bio) 50% 100%);
}
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); line-height: 1.04; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.14; font-weight: 700; margin-bottom: 18px; letter-spacing: -0.015em; }
h3 { font-size: clamp(1.15rem, 2.2vw, 1.42rem); font-weight: 600; margin-bottom: 8px; line-height: 1.32; letter-spacing: -0.01em; }
.lede { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--mute); max-width: 640px; }
.env-t { color: var(--env); }
.bio-t { color: var(--bio-text); }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 980px) { .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .grid-2, .grid-4, .grid-5 { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; transition: border-color 0.3s, transform 0.3s;
}
.card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.card.env-edge { border-top: 2px solid var(--env); }
.card.bio-edge { border-top: 2px solid var(--bio); }
.card p { color: var(--mute); font-size: 0.95rem; }
.chip {
  display: inline-block; font-family: "JetBrains Mono", monospace; font-size: 0.68rem;
  letter-spacing: 0.12em; text-transform: uppercase; padding: 5px 12px;
  border-radius: 999px; border: 1px solid var(--line-strong); color: var(--mute); margin-bottom: 14px;
}
.chip.env { color: var(--env); border-color: rgba(0, 230, 162, 0.4); background: var(--env-dim); }
.chip.bio { color: var(--bio-text); border-color: rgba(216, 90, 48, 0.45); background: var(--bio-dim); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 999px; font-weight: 600; font-size: 0.98rem;
  transition: transform 0.2s, box-shadow 0.2s; cursor: pointer; border: none;
}
.btn-env { background: var(--env); color: #04110c; }
.btn-env:hover { transform: translateY(-2px); box-shadow: 0 10px 34px -8px rgba(0, 230, 162, 0.55); }
.btn-ghost { border: 1px solid var(--line-strong); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--env); color: var(--env); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: calc(var(--nav-h) + 60px) 0 80px; overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }
.hero-bg {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(700px 500px at 78% 32%, rgba(0, 230, 162, 0.09), transparent 65%),
    radial-gradient(560px 460px at 16% 78%, rgba(216, 90, 48, 0.07), transparent 65%);
}
.hero-kicker { font-family: "JetBrains Mono", monospace; font-size: 0.78rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--env); margin-bottom: 22px; }
.hero .lede { margin: 26px 0 34px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-proof { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 46px; }
.hero-proof div strong { display: block; font-family: "Space Grotesk", sans-serif; font-size: 1.35rem; }
.hero-proof div span { font-size: 0.78rem; color: var(--faint); letter-spacing: 0.04em; }

/* ---------- Glow Ring gauge (signature) ---------- */
.ring-stage { display: flex; align-items: center; justify-content: center; position: relative; }
.ring-wrap { position: relative; width: min(380px, 82vw); }
.ring-wrap svg { width: 100%; height: auto; display: block; }
.ring-track { stroke: rgba(255, 255, 255, 0.06); }
.ring-value { transition: stroke-dashoffset 1.1s cubic-bezier(0.2, 0.8, 0.2, 1), stroke 0.8s; filter: drop-shadow(0 0 14px currentColor); }
.ring-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.ring-center .num { font-family: "Space Grotesk", sans-serif; font-size: clamp(3rem, 8vw, 4.6rem); font-weight: 700; line-height: 1; transition: color 0.8s; }
.ring-center .lbl { font-family: "JetBrains Mono", monospace; font-size: 0.68rem; letter-spacing: 0.26em; text-transform: uppercase; color: var(--mute); margin-top: 10px; }
.ring-center .band { font-size: 0.85rem; margin-top: 6px; transition: color 0.8s; }
.ring-loc { font-family: "JetBrains Mono", monospace; font-size: 0.66rem; letter-spacing: 0.14em; color: var(--faint); margin-top: 14px; text-transform: uppercase; }

/* ---------- Data band ---------- */
.data-band { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat strong { display: block; font-family: "Space Grotesk", sans-serif; font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 700; line-height: 1.05; }
.stat span { color: var(--mute); font-size: 0.9rem; }
.stat .mono-note { display: block; font-family: "JetBrains Mono", monospace; font-size: 0.66rem; color: var(--faint); letter-spacing: 0.1em; margin-top: 8px; text-transform: uppercase; }

/* ---------- Split feature ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 980px) { .split { grid-template-columns: 1fr; gap: 36px; } }
.split .visual { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }

/* ---------- Phone mockups ---------- */
.phone {
  width: 270px; border-radius: 38px; background: #0a0f12;
  border: 1px solid var(--line-strong); padding: 14px 12px;
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.8), inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}
.phone .screen { border-radius: 26px; background: #0d1317; overflow: hidden; padding: 18px 16px 14px; min-height: 500px; display: flex; flex-direction: column; }
.phone .app-title { font-family: "JetBrains Mono", monospace; font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--faint); text-align: center; margin-bottom: 14px; }
.phone .tabbar { margin-top: auto; display: flex; justify-content: space-between; padding: 12px 6px 2px; border-top: 1px solid var(--line); font-size: 0.56rem; color: var(--faint); font-family: "JetBrains Mono", monospace; }
.phone .tabbar b { color: var(--env); font-weight: 400; }
.app-card { background: var(--card-2); border: 1px solid var(--line); border-radius: 16px; padding: 14px; margin-bottom: 12px; }
.app-card .k { font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); font-family: "JetBrains Mono", monospace; }
.app-card .v { font-family: "Space Grotesk", sans-serif; font-size: 1.5rem; font-weight: 700; }
.phones-row { display: flex; gap: 32px; justify-content: center; flex-wrap: wrap; }

/* ---------- Layers ---------- */
.layer-row {
  display: grid; grid-template-columns: 64px 1fr; gap: 22px; align-items: start;
  padding: 26px 0; border-bottom: 1px solid var(--line);
}
.layer-row:last-child { border-bottom: none; }
.layer-num {
  font-family: "JetBrains Mono", monospace; font-size: 0.8rem; color: var(--faint);
  width: 52px; height: 52px; border: 1px solid var(--line-strong); border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
}
.layer-row.env-l .layer-num { color: var(--env); border-color: rgba(0, 230, 162, 0.4); }
.layer-row.bio-l .layer-num { color: var(--bio-text); border-color: rgba(216, 90, 48, 0.45); }
.layer-row p { color: var(--mute); font-size: 0.95rem; max-width: 640px; }

/* ---------- FAQ ---------- */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; padding: 22px 0; font-family: "Space Grotesk", sans-serif;
  font-size: 1.08rem; font-weight: 600; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: "JetBrains Mono", monospace; color: var(--env); font-size: 1.2rem; transition: transform 0.25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .a { padding: 0 0 24px; color: var(--mute); max-width: 760px; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--line); background: var(--surface); padding: 64px 0 36px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; }
@media (max-width: 900px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .foot-grid { grid-template-columns: 1fr; } }
footer h4 { font-size: 0.8rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--faint); margin-bottom: 16px; font-family: "JetBrains Mono", monospace; font-weight: 400; }
footer a { color: var(--mute); display: block; padding: 5px 0; font-size: 0.92rem; transition: color 0.2s; }
footer a:hover { color: var(--env); }
.foot-legal {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 0.78rem; color: var(--faint);
}
.patent-line { font-family: "JetBrains Mono", monospace; font-size: 0.68rem; letter-spacing: 0.08em; color: var(--faint); margin-top: 14px; }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0; transform: translateY(28px) scale(0.985);
  transition: opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1), transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Page hero (subpages) ---------- */
.page-hero { padding: calc(var(--nav-h) + 80px) 0 56px; }
.page-hero .lede { margin-top: 18px; }

/* ---------- Tables ---------- */
.tbl { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.tbl th, .tbl td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.tbl th { font-family: "JetBrains Mono", monospace; font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); font-weight: 400; }
.tbl td { color: var(--mute); }
.tbl td:first-child { color: var(--text); font-weight: 500; }
.tbl .yes { color: var(--env); }
.tbl .no { color: var(--faint); }
.tbl-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }

/* ---------- Team ---------- */
.team-card img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--radius-sm); margin-bottom: 16px; filter: saturate(0.92); }
.team-card .role { font-family: "JetBrains Mono", monospace; font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--env); margin-bottom: 8px; }

/* ---------- Blog ---------- */
.post-card { display: flex; flex-direction: column; overflow: hidden; padding: 0; }
.post-card img { aspect-ratio: 16/10; object-fit: cover; width: 100%; }
.post-card .body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.post-card .meta { font-family: "JetBrains Mono", monospace; font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); }
.post-card h3 { font-size: 1.12rem; line-height: 1.35; }
.post-card .read { margin-top: auto; color: var(--env); font-size: 0.88rem; font-weight: 600; }

/* ---------- Misc ---------- */
.note { font-size: 0.8rem; color: var(--faint); }
.hr-soft { border: none; border-top: 1px solid var(--line); margin: 40px 0; }
.recognition { display: flex; flex-wrap: wrap; gap: 12px; }
.recognition span {
  border: 1px solid var(--line-strong); border-radius: 999px; padding: 8px 18px;
  font-size: 0.82rem; color: var(--mute); font-family: "JetBrains Mono", monospace;
}
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--env); color: #04110c; padding: 10px 18px; border-radius: 0 0 10px 0; z-index: 200; }
.skip-link:focus { left: 0; }

/* ============================================================
   Additions — App Tour, Pulse calculator, Live feed, Invest form
   ============================================================ */

/* ---------- Sub-nav for pulse/network/etc ---------- */
.section-tag { display:inline-block; font-family:"JetBrains Mono", monospace; font-size:0.62rem; letter-spacing:0.18em; text-transform:uppercase; color:var(--faint); }

/* ---------- App tour — interactive tab switcher ---------- */
.tour {
  display: grid; grid-template-columns: 1fr 320px; gap: 56px; align-items: center;
}
@media (max-width: 900px) { .tour { grid-template-columns: 1fr; gap: 32px; } }
.tour-tabs { display: flex; flex-direction: column; gap: 12px; }
.tour-tab {
  background: transparent; border: 1px solid var(--line); color: var(--text);
  padding: 20px 22px; border-radius: 16px; text-align: left; cursor: pointer;
  font-family: inherit; transition: border-color 0.25s, background 0.25s, transform 0.25s;
}
.tour-tab:hover { border-color: var(--line-strong); }
.tour-tab .tab-eyebrow { font-family: "JetBrains Mono", monospace; font-size: 0.65rem; letter-spacing: 0.16em; color: var(--faint); text-transform: uppercase; display:block; margin-bottom: 4px; }
.tour-tab .tab-title { font-family: "Space Grotesk", sans-serif; font-size: 1.15rem; font-weight: 600; display:block; margin-bottom: 4px; }
.tour-tab .tab-copy { font-size: 0.9rem; color: var(--mute); }
.tour-tab[data-tab="Journey"].active, .tour-tab[data-tab="Home"].active, .tour-tab[data-tab="Exposure"].active, .tour-tab[data-tab="Health"].active, .tour-tab[data-tab="Alerts"].active {
  border-color: var(--env); background: var(--env-dim);
}
.tour-tab[data-tab="Exposure"].active, .tour-tab[data-tab="Health"].active {
  border-color: var(--bio); background: var(--bio-dim);
}
.tour-phone-stage { display:flex; justify-content:center; }
.tour-screen { display: none; }
.tour-screen.active { display: flex; flex-direction: column; }

/* ---------- Pulse calculator ---------- */
.strain-input {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items:end;
}
@media (max-width:640px) { .strain-input { grid-template-columns:1fr; } }
.strain-input label { display:block; font-family: "JetBrains Mono", monospace; font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--faint); margin-bottom: 8px; }
.strain-input input, .strain-input select {
  width: 100%; background: var(--ink); border: 1px solid var(--line-strong); color: var(--text);
  padding: 16px 18px; border-radius: 14px; font-size: 1.4rem; font-family: "Space Grotesk", sans-serif; font-weight:600;
  outline: none; transition: border-color 0.2s;
}
.strain-input input:focus, .strain-input select:focus { border-color: var(--env); }
.strain-input select { font-size: 0.95rem; font-weight: 500; font-family: inherit; }
.strain-result {
  border-radius: var(--radius); padding: 40px 32px; text-align:center;
  background: var(--card); border: 1px solid var(--line); margin-top: 22px; transition: border-color 0.4s;
}
.strain-result[data-state="waiting"] { opacity: 0.5; }
.strain-result[data-state="ok"] { border-top: 2px solid var(--env); }
.strain-result[data-state="warning"] { border-top: 2px solid #facc15; }
.strain-result[data-state="danger"] { border-top: 2px solid var(--bio); }
.strain-status { font-family: "JetBrains Mono", monospace; font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--faint); margin-bottom: 20px; }
.strain-val { font-family: "Space Grotesk", sans-serif; font-size: clamp(3.5rem, 8vw, 5.5rem); font-weight: 700; line-height:1; }
.strain-unit { font-family: "JetBrains Mono", monospace; font-size: 0.78rem; letter-spacing:0.18em; text-transform:uppercase; color: var(--mute); margin-top: 14px; display:block; }
.strain-insight { color: var(--mute); font-size: 0.95rem; margin-top: 24px; padding-top: 22px; border-top: 1px solid var(--line); max-width: 520px; margin-inline:auto; }

/* ---------- Cost cards (Pulse) ---------- */
.cost-grid { display:grid; grid-template-columns: repeat(4, 1fr); gap:16px; }
@media (max-width:900px) { .cost-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width:520px) { .cost-grid { grid-template-columns: 1fr; } }
.cost-card { padding: 22px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--card); }
.cost-card .k { font-family: "JetBrains Mono", monospace; font-size:0.68rem; letter-spacing:0.14em; text-transform:uppercase; color:var(--faint); margin-bottom:8px; }
.cost-card .v { font-family: "Space Grotesk", sans-serif; font-size: 2rem; font-weight:700; line-height:1; }
.cost-card .u { display:block; font-size: 0.8rem; color: var(--mute); margin-top:6px; text-transform:uppercase; letter-spacing:0.04em; }
.cost-card a.src { display:block; font-size: 0.7rem; color: var(--faint); margin-top:14px; font-family: "JetBrains Mono", monospace; letter-spacing:0.08em; }
.cost-card a.src:hover { color: var(--env); }

/* ---------- Founder Live ---------- */
.live-hero {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 44px 40px; text-align: center; transition: border-color 0.6s, box-shadow 0.6s;
}
.live-dot {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: "JetBrains Mono", monospace; font-size:0.72rem; letter-spacing:0.18em; text-transform:uppercase;
  padding: 8px 16px; border-radius: 999px; border:1px solid var(--line-strong);
}
.live-dot::before {
  content:""; width:9px; height:9px; border-radius:50%; background: #ef4444;
}
.live-dot.online { color: var(--env); border-color: rgba(0,230,162,0.4); }
.live-dot.online::before { background: var(--env); box-shadow: 0 0 12px var(--env); animation: livePulse 1.4s infinite; }
@keyframes livePulse { 0%,100% { opacity:1 } 50% { opacity:0.5 } }
.live-aqi { font-family: "Space Grotesk", sans-serif; font-size: clamp(5rem, 14vw, 9rem); font-weight:700; line-height:1; margin: 26px 0 16px; transition: color 0.6s, text-shadow 0.6s; }
.live-band { display:inline-block; font-family:"JetBrains Mono", monospace; font-size:0.78rem; letter-spacing:0.22em; text-transform:uppercase; padding:8px 22px; border-radius:999px; border:1px solid var(--line-strong); }
.live-tag { color: var(--mute); margin-top: 14px; }
.live-history { display:flex; flex-direction:column; gap:8px; margin-top:12px; }
.live-history .row { display:flex; justify-content:space-between; padding:12px 16px; border:1px solid var(--line); border-radius: 12px; font-size:0.9rem; }
.live-history .row .t { font-family: "JetBrains Mono", monospace; font-size:0.72rem; color: var(--faint); }
.live-history .row.first { background: rgba(255,255,255,0.03); }

/* ---------- Invest form ---------- */
.invest-form { display: grid; gap: 14px; }
.invest-form input, .invest-form textarea {
  background: var(--ink); border: 1px solid var(--line-strong); color: var(--text);
  padding: 14px 18px; border-radius: 12px; font-family: inherit; font-size: 1rem; outline: none;
  transition: border-color 0.2s;
}
.invest-form input:focus, .invest-form textarea:focus { border-color: var(--env); }
.invest-form textarea { min-height: 120px; resize: vertical; }
.invest-form button { justify-content:center; }

/* ---------- Feature teaser tile ---------- */
.teaser-card {
  background: linear-gradient(180deg, var(--card) 0%, var(--card-2) 100%);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px; display: flex; flex-direction: column; gap: 12px;
  transition: border-color 0.3s, transform 0.3s;
}
.teaser-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.teaser-card .go { margin-top: auto; color: var(--env); font-size: 0.9rem; font-weight: 600; padding-top: 12px; }

/* ---------- Sub-hero for smaller sections ---------- */
.section-quiet { padding: 72px 0; }

/* ============================================================
   Real device frame — actual app screenshots, Whoop-style crop
   ============================================================ */
.phone-real {
  width: 290px; border-radius: 44px; background: linear-gradient(160deg,#1a1f22,#0a0d0f);
  padding: 10px; box-shadow: 0 40px 90px -30px rgba(0,0,0,0.85), inset 0 0 0 1px rgba(255,255,255,0.05);
  position: relative;
}
.phone-real::before {
  content:""; position:absolute; top:26px; left:50%; transform:translateX(-50%);
  width:90px; height:22px; background:#05070a; border-radius:14px; z-index:2;
}
.phone-real .shot-frame {
  border-radius: 34px; overflow: hidden; position: relative;
  aspect-ratio: 750 / 1625; background: #06090b;
}
.phone-real .shot-frame img {
  width: 100%; height: 100%; object-fit: cover; object-position: top center;
  display: block;
}
.phone-real.crop-home .shot-frame img { object-position: top center; }
.phone-real.crop-mid .shot-frame img { object-position: 30% center; }

/* Caption strip under a real-device screenshot */
.shot-caption {
  text-align: center; margin-top: 16px; font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint);
}

/* Tour stage variant for real screenshots — cross-dissolve, not a hard cut */
.tour-phone-stage {
  position: relative; min-height: 660px;
  display: flex; align-items: center; justify-content: center;
}
.tour-phone-stage .phone-real {
  position: absolute; inset: 0; margin: auto; width: 290px; height: fit-content;
  opacity: 0; transform: scale(0.97) translateY(6px);
  pointer-events: none;
  transition: opacity 0.5s cubic-bezier(0.22,1,0.36,1), transform 0.5s cubic-bezier(0.22,1,0.36,1);
}
.tour-phone-stage .phone-real.active {
  opacity: 1; transform: none; pointer-events: auto;
}
@media (max-width: 900px) { .tour-phone-stage { min-height: 560px; } .tour-phone-stage .phone-real { width: 250px; } }