/* RYvYN Labs marketing site. Plain CSS, no build step. */
:root{
  --ink:#0B1C24;--ink-2:#12303A;--ink-3:#071318;--line-dark:#24414A;--line-dark-2:#3C5A63;
  --paper:#F4F6F5;--white:#FFFFFF;--line:#DCE3E3;
  --teal:#16B8A6;--teal-text:#0E7C70;--teal-deep:#0E5E55;--teal-wash:#E5F6F3;--teal-wash-2:#EEF7F5;
  --coral:#FF6B3D;--coral-text:#C2410C;--coral-wash:#FFEDE6;
  --amber:#FFC871;--amber-wash:#FFF4E5;--amber-text:#8A4B00;
  --muted:#4A5A62;--muted-dark:#9FB4BA;--soft-dark:#C9D7DB;
  --display:'Bricolage Grotesque',system-ui,sans-serif;
  --body:'Instrument Sans',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
/* The hidden attribute must win over any class that sets display. Without
   this, .done{display:flex} and form{display:flex} beat the browser's own
   [hidden]{display:none}, so the thank-you showed on page load and the form
   stayed visible after a successful send. */
[hidden]{display:none !important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);line-height:1.55;-webkit-font-smoothing:antialiased}
img,svg{display:block}
p{margin:0}
h1,h2,h3{margin:0;font-family:var(--display)}
a{color:var(--teal-text)}
button{font:inherit}
.skip{position:absolute;left:-9999px;top:0;background:var(--coral);color:var(--ink);padding:10px 16px;z-index:10}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:3px solid var(--coral);outline-offset:2px}

.wrap{max-width:1200px;margin:0 auto}
.wrap-narrow{max-width:980px;margin:0 auto}
section{padding:104px 24px}
.light{background:var(--paper)}
.white{background:var(--white)}
.dark{background:var(--ink);color:var(--white)}
.mission{background:var(--teal);color:var(--ink);padding:96px 24px}
.coral{background:var(--coral);color:var(--ink);padding:96px 24px}

.stack{display:flex;flex-direction:column;gap:18px}
.stack-sm{display:flex;flex-direction:column;gap:16px}
.stack-lg{display:flex;flex-direction:column;gap:48px}
.row{display:flex;gap:14px;flex-wrap:wrap}
.split{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.split.top{align-items:flex-start}
.split.reverse{flex-wrap:wrap-reverse}
.col{flex:1 1 440px;min-width:0}
.intro{max-width:780px;display:flex;flex-direction:column;gap:18px}

.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-text)}
.eyebrow-teal{color:var(--teal)}
.eyebrow-ink{color:var(--ink)}
h1{font-weight:800;font-size:clamp(40px,6vw,72px);line-height:1.02;letter-spacing:-.03em}
h2{font-weight:800;font-size:clamp(32px,4.4vw,52px);line-height:1.05;letter-spacing:-.02em}
h3{font-size:22px}
.h3s{font-family:var(--body);font-size:18px}
.lead{font-size:18px;color:var(--muted)}
.lead-dark{color:var(--soft-dark);font-size:19px}
.lead-ink{color:var(--ink);font-size:19px}
.small{font-size:14px}
.tiny{font-size:12px}
.muted{color:var(--muted)}
.muted-dark{color:var(--muted-dark)}
.mono{font-family:var(--mono)}
.mono-label{font-family:var(--mono);font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}

.ico{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:600;font-size:15px;padding:11px 20px;border-radius:999px;border:none;cursor:pointer;min-height:44px;transition:transform .15s ease,background-color .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-lg{font-size:16px;padding:15px 26px}
.btn-coral{background:var(--coral);color:var(--ink)}
.btn-ink{background:var(--ink);color:var(--white)}
.btn-ghost{background:transparent;color:var(--white);border:1.5px solid var(--line-dark-2)}
.btn-outline{background:var(--white);color:var(--ink);border:1.5px solid var(--ink)}
.btn-outline:disabled{border-color:#C5D0D2;color:#7A8A90;cursor:not-allowed;transform:none}
.btn-outline.on{background:var(--teal);border-color:var(--teal)}
.btn[aria-busy="true"]{opacity:.7;cursor:progress}

/* Nav */
.nav{background:var(--ink);color:var(--white);padding:18px 24px;border-bottom:1px solid #1C3640;position:sticky;top:0;z-index:5}
.navrow{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--white)}
.mark{width:34px;height:34px;border-radius:10px;background:var(--teal);display:grid;place-items:center;font-family:var(--display);font-weight:800;color:var(--ink);font-size:18px}
.wordmark{font-family:var(--display);font-weight:800;font-size:21px;letter-spacing:-.01em}
.wordmark span{font-weight:500;color:var(--muted-dark)}
.navlinks{display:flex;gap:28px;font-size:15px}
.navlinks a{color:var(--soft-dark);text-decoration:none}
.navlinks a:hover{color:var(--white)}

/* Hero */
.hero{padding:72px 24px 96px;overflow:hidden}
.hero .col{flex-basis:460px}
.hero-visual{position:relative;padding:24px 8px 28px 40px}
.hero-card{position:relative;background:var(--white);color:var(--ink);border-radius:24px;padding:28px;display:flex;flex-direction:column;gap:18px;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.hero-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.hero-title{margin-top:4px;font-family:var(--display);font-weight:700;font-size:24px}
.hero-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:15px}
.hero-list li{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:12px}
.hero-list li span{display:flex;align-items:center;gap:12px}
.hero-list svg{width:20px;height:20px;flex:0 0 auto}
.hero-list .ok{background:var(--teal-wash-2)}
.hero-list .ok svg{color:var(--teal-text)}
.hero-list .warn{background:var(--amber-wash);justify-content:space-between}
.hero-list .warn svg{color:#A15C00}
.hero-list .warn b{font-size:13px;color:var(--amber-text)}
.chip{position:absolute;border-radius:14px;padding:10px 14px;font-size:14px;font-weight:600;display:flex;gap:8px;align-items:center;color:var(--ink);box-shadow:0 12px 30px rgba(0,0,0,.3)}
.chip svg{width:18px;height:18px}
.chip-teal{top:0;left:0;background:var(--teal)}
.chip-coral{bottom:0;right:0;background:var(--coral)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ink)}

/* Rings */
.ring{border-radius:50%;display:grid;place-items:center;flex:0 0 auto;background:conic-gradient(var(--teal) calc(var(--p)*1%),#E3EAEA 0)}
.ring-in{border-radius:50%;background:var(--white);display:grid;place-items:center;font-family:var(--display);font-weight:800}
.ring-sm{width:88px;height:88px}.ring-sm .ring-in{width:68px;height:68px;font-size:20px}
.ring-lg{width:116px;height:116px}.ring-lg .ring-in{width:92px;height:92px;font-size:26px}

/* Cards */
.cards{display:flex;flex-wrap:wrap;gap:20px}
.card{flex:1 1 300px;min-width:0;background:var(--white);border:1px solid var(--line);border-radius:20px;padding:28px;display:flex;flex-direction:column;gap:12px}
.card p{color:var(--muted)}
.cards-4 .card{flex-basis:260px;padding:24px;gap:10px}
.cards-4 .card p{font-size:15px}
.ticon{width:26px;height:26px;color:var(--teal-text)}
.icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;flex:0 0 auto}
.icon svg{width:22px;height:22px}
.icon-teal{background:var(--teal-wash);color:var(--teal-text)}
.icon-coral{background:var(--coral-wash);color:var(--coral-text)}
.icon-blue{background:#E8EEF9;color:#2D4F8F}
.icon-ink{background:var(--ink);color:var(--teal)}

.mission-text{font-family:var(--display);font-weight:700;font-size:clamp(28px,3.6vw,44px);line-height:1.15;letter-spacing:-.015em}

/* Badges */
.badge{display:inline-block;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;white-space:nowrap}
.badge-lg{font-size:13px;padding:5px 12px;align-self:flex-start}
.badge-live{background:var(--teal-wash);color:var(--teal-deep)}
.badge-soon{background:var(--amber-wash);color:var(--amber-text)}
.badge-soon-dark{background:#3A2A12;color:var(--amber);align-self:flex-start}
.badge-example{font-family:var(--mono);background:var(--teal-wash);color:var(--teal-deep)}
.pill-ink{align-self:flex-start;background:var(--ink);color:var(--white);font-weight:600;font-size:14px;padding:8px 16px;border-radius:999px}

/* Onboarding */
.ticks{margin:8px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px;font-size:16px}
.ticks li{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.ticks svg{width:20px;height:20px;color:var(--teal-text);flex:0 0 auto}
.ticks .soon svg{color:#A15C00}
.panel-dark{background:var(--ink);color:var(--white);border-radius:28px;padding:32px;gap:24px}
.panel-title{font-family:var(--display);font-weight:700;font-size:22px}
.seg{display:flex;gap:8px;flex-wrap:wrap;background:var(--ink-2);padding:6px;border-radius:16px}
.seg-btn{flex:1 1 140px;min-height:44px;border:none;cursor:pointer;font-weight:600;font-size:15px;padding:10px 14px;border-radius:12px;background:transparent;color:var(--soft-dark)}
.seg-btn[aria-pressed="true"]{background:var(--teal);color:var(--ink)}
.bars{display:flex;flex-direction:column;gap:16px}
.bar-row{display:flex;flex-direction:column;gap:8px}
.bar-label{display:flex;justify-content:space-between;font-size:14px;color:var(--soft-dark)}
.track{height:12px;background:var(--ink-2);border-radius:999px;overflow:hidden}
.fill{height:100%;border-radius:999px;transition:width .35s ease}
.fill-coral{background:var(--coral)}.fill-amber{background:var(--amber)}.fill-teal{background:var(--teal)}
.note-dark{background:var(--ink-2);border-radius:18px;padding:20px;display:flex;flex-direction:column;gap:8px}
.note-dark p:last-child{color:var(--soft-dark);font-size:15px}
.note-title{font-family:var(--display);font-weight:700;font-size:19px}

/* Readiness */
.panel-light{background:var(--white);border:1px solid var(--line);border-radius:28px;padding:32px;gap:20px}
.ring-head{display:flex;align-items:center;gap:20px}
.panel-title-ink{font-family:var(--display);font-weight:700;font-size:22px}
.checks{display:flex;flex-direction:column;gap:8px}
.chk{display:flex;justify-content:space-between;align-items:center;gap:12px;width:100%;min-height:48px;padding:10px 16px;border-radius:12px;cursor:pointer;font-size:15px;text-align:left;color:var(--ink);background:#FFF8EE;border:1px solid #F6D9A8;transition:background-color .2s ease}
.chk .st{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:#FBE2B8;color:#7A4300}
.chk .st::after{content:"Open"}
.chk[aria-pressed="true"]{background:var(--teal-wash-2);border-color:#CDEBE5}
.chk[aria-pressed="true"] .st{background:#CDEBE5;color:var(--teal-deep)}
.chk[aria-pressed="true"] .st::after{content:"Done"}

/* Regulations */
.map-col{display:flex;justify-content:center;flex-basis:360px}
.map{width:100%;max-width:420px;height:auto}
.region{transition:fill .3s ease,stroke .3s ease;stroke-width:1.5;stroke:var(--line-dark-2);fill:rgba(255,255,255,.04)}
.region.on{stroke-width:3;stroke:var(--teal);fill:rgba(22,184,166,.32)}
.pin{fill:var(--coral);stroke:var(--white);stroke-width:3}
.tabs{display:flex;gap:8px;flex-wrap:wrap}
.tab{min-height:44px;cursor:pointer;font-weight:600;font-size:15px;padding:10px 22px;border-radius:999px;background:transparent;color:var(--white);border:1.5px solid var(--line-dark-2)}
.tab[aria-pressed="true"]{background:var(--teal);color:var(--ink);border-color:var(--teal)}
.rule{background:var(--white);color:var(--ink);border-radius:22px;padding:26px;display:flex;flex-direction:column;gap:16px}
.rule > p{font-size:16px;color:#2B3B42}
.rule-head{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center}
.rule-title{font-family:var(--display);font-weight:700;font-size:22px}
.rule-facts{display:flex;flex-wrap:wrap;gap:12px}
.rule-facts > div{flex:1 1 200px;min-width:0;background:var(--paper);border-radius:14px;padding:14px 16px}
.fact{margin-top:4px;font-weight:600}
.rule-foot{display:flex;justify-content:flex-end}

/* PMS */
.list-rows{display:flex;flex-direction:column;gap:12px}
.lrow{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;border:1px solid var(--line);border-radius:16px;font-weight:600}

/* AI */
.ai-card{background:var(--white);border:1px solid var(--line);border-radius:22px;padding:24px;display:flex;flex-direction:column;gap:16px}
.ai-head{display:flex;gap:12px;align-items:center}
.ai-head .icon{width:40px;height:40px}
.ai-head .icon svg{width:20px;height:20px}
.ai-title{font-weight:600;font-size:17px}
.ai-msg{font-size:14px;color:#2B3B42;background:var(--paper);border-radius:12px;padding:12px 14px}

/* Modules */
.mod{flex:1 1 250px;min-width:0;display:flex;flex-direction:column;align-items:flex-start;gap:10px;text-align:left;color:var(--ink);cursor:pointer;padding:24px;border-radius:20px;background:var(--white);border:2px solid var(--line);transition:border-color .2s ease,background-color .2s ease}
.mod[aria-expanded="true"]{background:var(--teal-wash-2);border-color:var(--teal)}
.mod-head{display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%}
.mod-name{font-family:var(--display);font-weight:700;font-size:21px}
.mod-sum{color:var(--muted);font-size:15px}
.mod-detail{display:none;font-size:15px;border-top:1px solid var(--line);padding-top:12px;width:100%}
.mod[aria-expanded="true"] .mod-detail{display:block}
.feature-dark{flex:1 1 420px;min-width:0;background:var(--ink);color:var(--white);border-radius:24px;padding:30px;display:flex;flex-direction:column;gap:12px}
.feature-dark h3{font-size:26px}
.feature-dark p{color:var(--soft-dark)}

/* Early access */
.cta-col{flex:0 1 auto;display:flex}

/* Contact */
.form-card{flex-basis:520px;background:var(--white);color:var(--ink);border-radius:28px;padding:32px}
form{display:flex;flex-direction:column;gap:16px}
.frow{display:flex;flex-wrap:wrap;gap:16px}
.field{flex:1 1 200px;min-width:0;display:flex;flex-direction:column;gap:6px}
label{font-weight:600;font-size:14px}
input,select,textarea{font:inherit;color:var(--ink);padding:12px 14px;border:1.5px solid #C5D0D2;border-radius:12px;min-height:44px;background:var(--white);width:100%}
textarea{resize:vertical}
input[aria-invalid="true"]{border-color:var(--coral-text)}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.form-error{color:var(--coral-text);font-weight:600;font-size:14px}
.form-foot{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.done{display:flex;flex-direction:column;gap:12px;padding:24px 0}
.done svg{width:40px;height:40px;color:var(--teal-text)}
.done-title{font-family:var(--display);font-weight:700;font-size:26px}

/* Footer */
.footer{background:var(--ink-3);color:var(--muted-dark);padding:36px 24px;font-size:14px}
.footrow{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}
.footer a{color:var(--muted-dark)}
.foot-brand{font-family:var(--display);font-weight:800;color:var(--white)}

/* Motion */
.float1{animation:float 6s ease-in-out infinite}
.float2{animation:float 7s ease-in-out infinite 1.2s}
.pulse{animation:pulse 2.4s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .float1,.float2,.pulse{animation:none}
  .btn,.fill,.region,.chk,.mod{transition:none}
}

/* Small screens */
@media (max-width:760px){
  section{padding:72px 16px}
  .hero{padding:48px 16px 64px}
  .mission,.coral{padding:72px 16px}
  .nav{padding:14px 16px}
  .navlinks{display:none}
  .split{gap:36px}
  .hero-visual{padding:0}
  .chip{display:none}
  .panel-dark,.panel-light,.form-card{padding:22px}
}