:root{
  --bg0:#070A12;
  --bg1:#0B1220;
  --card:#0F1A2E;
  --text:#EAF1FF;
  --muted:#A9B7D0;
  --line:rgba(255,255,255,.10);
  --accent:#00D5C9;
  --accent2:#7C5CFF;
  --shadow: 0 12px 40px rgba(0,0,0,.45);
  --radius: 20px;
  --maxw: 980px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

/* Light mode (auto) */
@media (prefers-color-scheme: light){
  :root{
    --bg0:#F7FAFF;
    --bg1:#FFFFFF;
    --card:#FFFFFF;
    --text:#0B1220;
    --muted:#49546A;
    --line:rgba(11,18,32,.12);
    --shadow: 0 16px 40px rgba(11,18,32,.10);
  }
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  position:relative;
  isolation:isolate;
  margin:0;
  font-family: var(--sans);
  color: var(--text);
  background-color: var(--bg0);
  line-height:1.55;
  letter-spacing:.2px;
}

body::before{
  content:"";
  position:absolute;
  left: 50%;
  transform: translateX(-50%);
  width: min(1400px, 100%);
  pointer-events:none;
  z-index:-1;
  background-repeat:no-repeat;
  background-size:100% 100%;
}

body::before{
  top: 0;
  height: 620px;
  background-image:
    radial-gradient(1200px 600px at 15% -10%, rgba(0,213,201,.25), transparent 60%),
    radial-gradient(900px 500px at 110% 10%, rgba(124,92,255,.22), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 45%, transparent 100%);
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; }

.wrap{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 18px 72px;
}

header{
  display:flex;
  flex-direction: column;
  align-items:center;
  justify-content:flex-start;
  gap:16px;
  padding: 10px 0 26px;
}

.brand{
  display:flex;
  align-items:center;
  gap:14px;
  min-width: 240px;
}

.logo{
  width: 450px;
  max-width: min(82vw, 520px);
  height:auto;
  display:block;
  filter: drop-shadow(0 10px 22px rgba(0,0,0,.28));
}

nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:center;
}

.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.03);
  backdrop-filter: blur(10px);
  font-size: 13px;
  color: var(--muted);
}

.pill--cta{
  color: #0B1220;
  border-color: rgba(0,213,201,.7);
  background: linear-gradient(135deg, rgba(0,213,201,.95), rgba(124,92,255,.75));
  box-shadow: 0 10px 20px rgba(0,0,0,.18);
  font-weight: 700;
}

.pill--cta:hover{
  text-decoration: none;
  filter: brightness(1.03);
}

.hero{
  margin-top: 6px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.hero:before{
  content:"";
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(700px 220px at 35% 0%, rgba(0,213,201,.18), transparent 70%),
    radial-gradient(700px 220px at 80% 20%, rgba(124,92,255,.16), transparent 70%);
  pointer-events:none;
}

.hero > *{ position:relative; }

h1{
  margin: 0 0 6px;
  font-size: clamp(26px, 3.2vw, 40px);
  line-height: 1.15;
  letter-spacing: .2px;
}

.subtitle{
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 15px;
  max-width: 70ch;
}

.callout{
  margin-top: 16px;
  border-left: 3px solid var(--accent);
  padding: 10px 12px 10px 14px;
  background: rgba(0,213,201,.06);
  border-radius: 10px;
  color: var(--text);
}

.callout q{
  quotes: "“" "”" "‘" "’";
  font-weight: 700;
}

.grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 18px;
  align-items: start;
}
@media (min-width: 900px){
  .grid{
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    grid-template-areas:
      "what principles"
      "delivery principles"
      "compliance not";
  }
  #what{ grid-area: what; }
  #principles{ grid-area: principles; }
  #delivery{ grid-area: delivery; }
  #compliance{ grid-area: compliance; }
  #not{ grid-area: not; }
}

section.card{
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
}

h2{
  margin: 0 0 10px;
  font-size: 18px;
  letter-spacing:.2px;
}

p{ margin: 10px 0; color: var(--text); }
.muted{ color: var(--muted); }

ul{
  margin: 10px 0 0 18px;
  padding: 0;
}

li{ margin: 8px 0; }

.principles{
  display:grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 10px;
}
@media (min-width: 900px){
  .principles{ grid-template-columns: 1fr 1fr; }
}

.principle{
  padding: 14px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
}

.principle b{
  display:block;
  margin-bottom: 6px;
  letter-spacing:.2px;
}

.tagrow{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top: 12px;
}
.tag{
  font-family: var(--mono);
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255,255,255,.03);
}

/* Delivery discipline */
.bucketstack{
  display:grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 10px;
}

details.bucket{
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
  padding: 12px 12px;
}

details.bucket summary{
  cursor: pointer;
  font-weight: 750;
  list-style: none;
  display:flex;
  align-items:baseline;
  gap:10px;
}
details.bucket summary::-webkit-details-marker{ display:none; }

.bucketcode{
  font-family: var(--mono);
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255,255,255,.03);
  flex: 0 0 auto;
}

.bucketdesc{
  color: var(--muted);
  font-weight: 550;
  font-size: 13px;
}

.bucketbody{
  margin-top: 10px;
  padding-left: 2px;
}

.runline{
  margin: 8px 0 6px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

footer{
  margin-top: 18px;
  color: var(--muted);
  font-size: 13px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 8px 2px;
}

.footer-legal{
  display:flex;
  flex-direction:column;
  gap: 6px;
  max-width: 72ch;
}

.footer-legal a{
  color: var(--muted);
  text-decoration: underline;
}

.toplink{
  color: var(--muted);
  border-bottom: 1px dashed var(--line);
}

.skip{
  position:absolute;
  left:-999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}
.skip:focus{
  left: 18px;
  top: 12px;
  width:auto;
  height:auto;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--bg1);
  border: 1px solid var(--line);
  z-index:9999;
}

.cookie-banner{
  position: fixed;
  inset: auto 18px 18px 18px;
  z-index: 9998;
}

.cookie-banner__content{
  display:flex;
  flex-direction:column;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(15,26,46,.95);
  color: var(--text);
  box-shadow: var(--shadow);
}

@media (min-width: 720px){
  .cookie-banner__content{
    flex-direction:row;
    align-items:center;
    justify-content:space-between;
  }
}

.cookie-banner__text{
  margin: 0;
  font-size: 14px;
  color: #FFFFFF;
}

.cookie-banner__actions{
  display:flex;
  gap: 10px;
  flex-wrap:wrap;
}

.cookie-button{
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  font-family: var(--sans);
  cursor: pointer;
  background: rgba(255,255,255,.02);
  color: #FFFFFF;
}

.cookie-button--accept{
  border-color: rgba(0,213,201,.5);
  background: rgba(0,213,201,.16);
}

.cookie-button--decline{
  color: #FFFFFF;
  border-color: rgba(255,255,255,.22);
}