/* Cadence Coach — cadencecoach.run
   Design tokens mirror the app: Theme.swift (teal #2DBECD / #1A9DAA / #0A7B87,
   orange #FF9843), Studio console (StudioPalette: #0E1316, tealOnDark #5DD8E8,
   orangeOnDark #FFB574, inBand #5CDB9E) and the Inter type family. */

@font-face{font-family:"Inter";src:url("/assets/fonts/inter-regular.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("/assets/fonts/inter-medium.woff2") format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("/assets/fonts/inter-semibold.woff2") format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("/assets/fonts/inter-bold.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("/assets/fonts/inter-black.woff2") format("woff2");font-weight:900;font-style:normal;font-display:swap}

:root{
  --teal:#2DBECD; --teal-deep:#1A9DAA; --teal-ink:#0A7B87; --teal-on-dark:#5DD8E8;
  --orange:#FF9843; --orange-on-dark:#FFB574; --green:#5CDB9E; --red:#F77070;
  --console:#0E1316; --console-2:#131B1F; --line-dark:rgba(255,255,255,.08); --tile-dark:rgba(255,255,255,.045);
  --ink-dark:rgba(255,255,255,.92); --ink-dark-2:rgba(255,255,255,.66); --ink-dark-3:rgba(255,255,255,.56);
  --bg:#F4F8F9; --surface:#FFFFFF; --ink:#0D1B21; --ink-2:#4B5E66; --ink-3:#5F737B; --line:#DCE6E9;
  --radius:18px; --radius-sm:12px; --maxw:1180px;
  --shadow:0 1px 2px rgba(13,27,33,.05),0 12px 32px -12px rgba(13,27,33,.16);
  --shadow-device:0 40px 80px -30px rgba(0,0,0,.55),0 0 0 1px rgba(255,255,255,.06);
  --beat:.3529s; /* 170 spm */
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:17px;line-height:1.6;color:var(--ink);background:var(--bg);
  font-feature-settings:"cv11","ss01";-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal-ink);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--teal-deep)}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:6px}
main{overflow-x:clip}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:12px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
@media (max-width:600px){.wrap{padding:0 16px}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(14,19,22,.9);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line-dark)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700;letter-spacing:-.01em;font-size:17px}
.brand img{width:30px;height:30px;border-radius:8px}
.brand:hover{color:#fff}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:var(--ink-dark-2);text-decoration:none;font-size:15px;font-weight:500;padding:8px 12px;border-radius:10px}
.nav a:hover,.nav a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.06)}
.nav .cta{color:var(--console);background:var(--teal-on-dark);font-weight:600;margin-left:6px}
.nav .cta:hover{background:#fff;color:var(--console)}
.nav-toggle{display:none;background:none;border:1px solid var(--line-dark);color:#fff;border-radius:10px;width:42px;height:38px;font-size:18px;cursor:pointer}
@media (max-width:820px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav{position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;padding:10px 16px 18px;background:var(--console);border-bottom:1px solid var(--line-dark);display:none}
  .nav.open{display:flex}
  .nav a{padding:12px}
  .nav .cta{margin:6px 0 0;text-align:center}
}

/* ---------- Dark (console) sections ---------- */
.dark{background:var(--console);color:var(--ink-dark);position:relative;overflow:hidden}
.dark a:not(.btn){color:var(--teal-on-dark)}
.dark .muted{color:var(--ink-dark-2)}
.grid-bg::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:48px 48px;mask-image:radial-gradient(ellipse 80% 70% at 60% 30%,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 80% 70% at 60% 30%,#000 30%,transparent 75%)}
.glow::after{content:"";position:absolute;width:720px;height:720px;right:-160px;top:-240px;pointer-events:none;
  background:radial-gradient(circle,rgba(45,190,205,.22),transparent 62%)}

/* ---------- Type ---------- */
h1,h2,h3{letter-spacing:-.022em;line-height:1.12;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(40px,6vw,68px);font-weight:800;letter-spacing:-.035em}
h2{font-size:clamp(30px,3.8vw,44px)}
h3{font-size:20px;letter-spacing:-.012em;line-height:1.3}
p{margin:0 0 1em}
.lead{font-size:clamp(18px,1.6vw,21px);line-height:1.55;color:var(--ink-2);max-width:40em}
.dark .lead{color:var(--ink-dark-2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-ink);margin-bottom:18px}
.dark .eyebrow{color:var(--teal-on-dark)}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 0 4px rgba(93,216,232,.18)}
.accent{color:var(--teal-on-dark)}
.accent-o{color:var(--orange-on-dark)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:16px;text-decoration:none;border-radius:14px;padding:13px 20px;border:1px solid transparent;transition:transform .15s ease,background .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-deep);color:#fff}
.btn-ghost{border-color:var(--line-dark);color:var(--ink-dark)}
.btn-ghost:hover{background:rgba(255,255,255,.06);color:#fff}
.btn-ghost-light{border-color:var(--line);color:var(--ink);background:var(--surface)}
.btn-ghost-light:hover{color:var(--ink);border-color:var(--teal)}
.badge-appstore{display:inline-block;height:54px}
.badge-appstore img{height:54px;width:auto}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:28px}

/* ---------- Hero ---------- */
.hero{padding:88px 0 0}
.hero.solo{padding-bottom:96px}
.hero .wrap{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;position:relative;z-index:1}
.hero h1 .line2{display:block;color:var(--teal-on-dark)}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:30px;font-size:14px;color:var(--ink-dark-3)}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta svg{width:16px;height:16px;color:var(--teal-on-dark)}
@media (max-width:900px){.hero{padding:56px 0 0}.hero.solo{padding-bottom:64px}.proof{margin-top:48px}.hero .wrap{grid-template-columns:1fr;gap:48px}}

/* Beat strip — the Studio L/R step line (StudioComponents.swift), running at 170 spm */
.beat{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;margin-top:34px;max-width:430px}
.beat span{height:42px;border-radius:12px;background:rgba(93,216,232,.08);border:1px solid rgba(93,216,232,.10);display:grid;place-items:center;font-weight:700;font-size:13px;color:rgba(255,255,255,.38);
  animation:beat calc(var(--beat)*8) steps(1,end) infinite}
.beat span:nth-child(1){animation-delay:calc(var(--beat)*0)}
.beat span:nth-child(2){animation-delay:calc(var(--beat)*1)}
.beat span:nth-child(3){animation-delay:calc(var(--beat)*2)}
.beat span:nth-child(4){animation-delay:calc(var(--beat)*3)}
.beat span:nth-child(5){animation-delay:calc(var(--beat)*4)}
.beat span:nth-child(6){animation-delay:calc(var(--beat)*5)}
.beat span:nth-child(7){animation-delay:calc(var(--beat)*6)}
.beat span:nth-child(8){animation-delay:calc(var(--beat)*7)}
@keyframes beat{0%{background:var(--teal-on-dark);color:var(--console);transform:scaleY(1.08);border-color:transparent}12.5%,100%{background:rgba(93,216,232,.08);color:rgba(255,255,255,.38);transform:none;border-color:rgba(93,216,232,.10)}}
.beat-caption{margin-top:12px;font-size:13px;color:var(--ink-dark-3)}
@media (prefers-reduced-motion:reduce){.beat span{animation:none}.beat span:nth-child(1){background:var(--teal-on-dark);color:var(--console)}}

/* Devices */
.stage{position:relative;display:flex;justify-content:center;align-items:flex-end;min-height:560px}
.device{position:relative;background:#11181B;border-radius:48px;padding:11px;box-shadow:var(--shadow-device)}
.device img{border-radius:38px;width:100%}
.device.phone{width:300px}
.device.phone.sm{width:236px;border-radius:40px;padding:9px}
.device.phone.sm img{border-radius:32px}
.watch{position:absolute;left:4%;bottom:28px;width:150px;background:#11181B;border-radius:44px;padding:12px;box-shadow:var(--shadow-device)}
.watch img{border-radius:32px}
.watch::after{content:"";position:absolute;right:-5px;top:38%;width:6px;height:30px;border-radius:0 4px 4px 0;background:#262F33}
.float-chip{position:absolute;right:-34px;top:96px;background:rgba(19,27,31,.86);border:1px solid var(--line-dark);border-radius:16px;padding:14px 16px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);min-width:170px}
.float-chip .k{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-dark-3);font-weight:600}
.float-chip .v{font-size:30px;font-weight:800;letter-spacing:-.02em;color:#fff}
.float-chip .v small{font-size:13px;font-weight:600;color:var(--ink-dark-2);margin-left:4px}
.float-chip .band{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--green);font-weight:600}
.float-chip .band::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green)}
@media (max-width:900px){.stage{min-height:0;padding-bottom:10px}.watch{left:0;width:118px;border-radius:36px;padding:9px}.watch img{border-radius:26px}.float-chip{right:0;top:10px}}
@media (max-width:480px){.device.phone{width:250px}.float-chip{display:none}}

/* ---------- Proof strip ---------- */
.proof{border-top:1px solid var(--line-dark);position:relative;z-index:1;margin-top:80px}
.proof .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.proof .wrap > div{padding:22px 18px;border-left:1px solid var(--line-dark)}
.proof .wrap > div:first-child{border-left:0;padding-left:0}
.proof b{display:block;color:#fff;font-size:15px;font-weight:600}
.proof span{font-size:13.5px;color:var(--ink-dark-3)}
@media (max-width:820px){.proof .wrap{grid-template-columns:1fr 1fr;column-gap:16px}.proof .wrap > div{border-left:0;padding-left:0;border-top:1px solid var(--line-dark)}.proof .wrap > div:nth-child(-n+2){border-top:0}}

/* ---------- Sections ---------- */
section{padding:104px 0;overflow-x:clip}
.split > *,.feature > *{min-width:0}
@media (max-width:700px){section{padding:72px 0}}
.section-head{max-width:760px;margin-bottom:52px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* Feature rows */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding:36px 0}
.feature + .feature{border-top:1px solid var(--line)}
.feature.rev .feature-media{order:2}
.feature-media{display:flex;justify-content:center;gap:18px;background:linear-gradient(180deg,#E9F4F6,#F7FBFB);border:1px solid var(--line);border-radius:28px;padding:40px 24px 0;overflow:hidden;min-height:420px;align-items:flex-start;max-height:520px}
.feature-media .device.phone.sm:only-child{width:250px}
.feature-media .device.phone.sm:not(:only-child){width:208px}
.feature-media .device{box-shadow:0 30px 60px -30px rgba(13,27,33,.45)}
.feature-media .device.phone{margin-bottom:-60px}
.feature ul{list-style:none;padding:0;margin:18px 0 0}
.feature li{position:relative;padding-left:28px;margin:10px 0;color:var(--ink-2)}
.feature li::before{content:"";position:absolute;left:0;top:.55em;width:14px;height:8px;border-left:2px solid var(--teal);border-bottom:2px solid var(--teal);transform:rotate(-45deg)}
.feature .tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#A8520E;background:rgba(255,152,67,.14);border-radius:8px;padding:3px 9px;margin-left:8px;vertical-align:middle}
@media (max-width:900px){.feature{grid-template-columns:1fr;gap:28px}.feature.rev .feature-media{order:0}.feature-media{min-height:0}}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.card h3{margin-bottom:.4em}
.card p{color:var(--ink-2);margin:0;font-size:16px}
.card .ico{width:40px;height:40px;border-radius:12px;background:rgba(45,190,205,.12);color:var(--teal-ink);display:grid;place-items:center;margin-bottom:16px}
.card .ico svg{width:22px;height:22px}
.dark .card{background:var(--tile-dark);border-color:var(--line-dark);box-shadow:none}
.dark .card p{color:var(--ink-dark-2)}
.dark .card .ico{background:rgba(93,216,232,.1);color:var(--teal-on-dark)}
@media (max-width:900px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.cards{grid-template-columns:1fr}}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:8px 0 40px}
.stat{border:1px solid var(--line-dark);background:var(--tile-dark);border-radius:var(--radius);padding:26px}
.stat .v{font-size:52px;font-weight:800;letter-spacing:-.04em;line-height:1;color:#fff}
.stat .v em{font-style:normal;color:var(--teal-on-dark)}
.stat p{margin:14px 0 8px;color:var(--ink-dark-2);font-size:15.5px}
.stat cite{font-style:normal;font-size:13px;color:var(--ink-dark-3)}
@media (max-width:900px){.stats{grid-template-columns:1fr}}

/* Studio diagram */
.diagram{border:1px solid var(--line-dark);background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.01));border-radius:28px;padding:28px}
.diagram svg{width:100%;height:auto;display:block}
.split{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:36px}}

/* Setups */
.setups{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.setup{border:1px solid var(--line-dark);border-radius:var(--radius);padding:24px;background:var(--tile-dark)}
.setup .letter{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:800;background:var(--teal-on-dark);color:var(--console);margin-bottom:14px}
.setup p{color:var(--ink-dark-2);font-size:15.5px;margin-bottom:10px}
.setup .meta{font-size:13px;color:var(--ink-dark-3)}
@media (max-width:900px){.setups{grid-template-columns:1fr}}

/* Pricing */
.plans{display:grid;grid-template-columns:1fr 1.25fr;gap:18px;align-items:stretch}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:30px;box-shadow:var(--shadow)}
.plan.pro{background:var(--console);color:var(--ink-dark);border-color:transparent;position:relative;overflow:hidden}
.plan.pro::after{content:"";position:absolute;right:-120px;top:-160px;width:380px;height:380px;background:radial-gradient(circle,rgba(45,190,205,.28),transparent 65%)}
.plan h3{font-size:22px}
.plan .sub{color:var(--ink-2);font-size:15px;margin-bottom:18px}
.plan.pro .sub{color:var(--ink-dark-2)}
.plan ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.plan li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px}
.plan li svg{flex:none;width:18px;height:18px;margin-top:3px;color:var(--teal-ink)}
.plan.pro li svg{color:var(--teal-on-dark)}
.plan .pill{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;background:rgba(93,216,232,.14);color:var(--teal-on-dark);border-radius:999px;padding:5px 11px;margin-bottom:14px}
@media (max-width:900px){.plans{grid-template-columns:1fr}}

/* Author */
.author{display:flex;gap:18px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px}
.author .av{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--teal),var(--teal-ink));display:grid;place-items:center;color:#fff;font-weight:800;font-size:19px;flex:none}
.author p{margin:0;color:var(--ink-2);font-size:15px}
.author b{color:var(--ink)}

/* ---------- Article / docs ---------- */
.page-hero{padding:72px 0 56px}
.page-hero .lead{margin-top:6px}
.doc{display:grid;grid-template-columns:230px minmax(0,1fr);gap:64px;padding-top:64px;padding-bottom:104px}
.toc{position:sticky;top:92px;align-self:start;font-size:14px}
.toc b{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-bottom:12px}
.toc a{display:block;color:var(--ink-2);text-decoration:none;padding:6px 0 6px 12px;border-left:2px solid var(--line)}
.toc a:hover{color:var(--teal-ink);border-left-color:var(--teal)}
@media (max-width:900px){.doc{grid-template-columns:1fr;gap:24px;padding-top:40px}.toc{position:static}}
.prose{max-width:720px}
.prose h2{font-size:30px;margin-top:2em;scroll-margin-top:90px}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.6em}
.prose p,.prose li{color:#23343B}
.prose ul,.prose ol{padding-left:1.25em}
.prose li{margin:.35em 0}
.prose table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15.5px;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.prose th,.prose td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:600;background:#F8FBFC}
.prose tr:last-child td{border-bottom:0}
.callout{border:1px solid var(--line);border-left:4px solid var(--teal);background:var(--surface);border-radius:12px;padding:18px 20px;margin:1.6em 0}
.callout.warn{border-left-color:var(--orange)}
.callout p:last-child{margin:0}
.keynum{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:1.6em 0}
.keynum div{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px}
.keynum b{display:block;font-size:30px;letter-spacing:-.03em;color:var(--teal-ink)}
.keynum span{font-size:13.5px;color:var(--ink-2)}
@media (max-width:600px){.keynum{grid-template-columns:1fr}}
.refs{font-size:14.5px}
.refs li{margin:.7em 0;color:var(--ink-2)}
.meta-line{font-size:14px;color:var(--ink-dark-3);display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:22px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:0 20px;margin:10px 0}
.faq summary{cursor:pointer;list-style:none;padding:18px 28px 18px 0;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:14px;font-size:22px;color:var(--teal-ink);font-weight:500}
.faq details[open] summary::after{content:"–"}
.faq details > div{padding:0 0 18px;color:var(--ink-2)}
.faq details > div p:last-child{margin:0}
.compat{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:1.4em 0}
.compat > div{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.compat h3{font-size:16px;margin:0 0 .6em}
.compat ul{margin:0;padding-left:1.1em}
@media (max-width:600px){.compat{grid-template-columns:1fr}}

/* ---------- CTA band + footer ---------- */
.cta-band{padding:88px 0}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;z-index:1}
.cta-band h2{margin:0}
.site-footer{background:#0A0F11;color:var(--ink-dark-3);font-size:14px;padding:56px 0 40px;border-top:1px solid var(--line-dark)}
.site-footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:32px}
.site-footer b{color:#fff;display:block;margin-bottom:12px;font-size:14px}
.site-footer a{color:var(--ink-dark-2);text-decoration:none;display:block;padding:4px 0}
.site-footer a:hover{color:#fff}
.site-footer a.brand{display:flex;color:#fff}
.site-footer .fine{border-top:1px solid var(--line-dark);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media (max-width:700px){.site-footer .cols{grid-template-columns:1fr}}

.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}