/* Serena Solutions – Beta (colors aligned to keynote slides) */
:root{
  --bg0:#061427;      /* deep navy */
  --bg1:#0A2340;      /* keynote blue */
  --panel:rgba(255,255,255,.08);
  --panel2:rgba(0,0,0,.18);

  --text:rgba(255,255,255,.94);
  --muted:rgba(255,255,255,.74);
  --faint:rgba(255,255,255,.56);

  --stroke:rgba(255,255,255,.14);
  --shadow: 0 18px 60px rgba(0,0,0,.48);
  --r: 18px;

  /* accents inspired by slide image */
  --a1:#22D3EE; /* cyan */
  --a2:#7C3AED; /* violet */
  --a3:#FB7185; /* rose */
  --a4:#34D399; /* emerald */
  --accent: linear-gradient(90deg, rgba(34,211,238,.45), rgba(124,58,237,.42));
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 800px at 18% 10%, rgba(34,211,238,.14), transparent 60%),
    radial-gradient(1000px 700px at 82% 18%, rgba(124,58,237,.12), transparent 55%),
    radial-gradient(900px 700px at 50% 90%, rgba(251,113,133,.10), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; text-underline-offset:4px; }

.container{ width:min(1160px, calc(100% - 48px)); margin:0 auto; }

/* animated background blobs */
.blobs{
  position:fixed; inset:-20vh -20vw;
  pointer-events:none; z-index:-1;
  opacity:.58; filter: blur(46px);
}
.blob{
  position:absolute; width: 560px; height: 560px;
  border-radius: 999px;
  mix-blend-mode: screen;
  animation: float 16s ease-in-out infinite;
}
.blob.b1{ left: 6%; top: 8%; background: radial-gradient(circle at 30% 30%, rgba(34,211,238,.48), rgba(34,211,238,0)); }
.blob.b2{ right: 8%; top: 14%; background: radial-gradient(circle at 30% 30%, rgba(124,58,237,.46), rgba(124,58,237,0)); animation-duration: 20s; }
.blob.b3{ left: 34%; bottom: 6%; background: radial-gradient(circle at 30% 30%, rgba(251,113,133,.34), rgba(251,113,133,0)); animation-duration: 22s; }
@keyframes float{
  0%,100%{ transform: translate3d(0,0,0) scale(1); }
  50%{ transform: translate3d(34px,-28px,0) scale(1.05); }
}

/* Header */
header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(16px);
  background: linear-gradient(180deg, rgba(6,20,39,.90), rgba(6,20,39,.45));
  border-bottom:1px solid rgba(255,255,255,.10);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0; gap:16px;
}
.brand{ display:flex; align-items:center; gap:12px; font-weight:900; letter-spacing:.2px; }
.logo{
  width:40px; height:40px; border-radius: 14px;
  background: conic-gradient(from 210deg, var(--a1), var(--a2), var(--a3), var(--a4), var(--a1));
  box-shadow: 0 16px 58px rgba(34,211,238,.12);
  outline:1px solid rgba(255,255,255,.16);
  position:relative;
}
.logo:after{
  content:"";
  position:absolute; inset:9px;
  border-radius: 12px;
  background: rgba(0,0,0,.28);
  outline:1px solid rgba(255,255,255,.10);
}

nav ul{ list-style:none; margin:0; padding:0; display:flex; gap:10px; }
nav a{
  display:inline-block;
  padding:10px 12px;
  border-radius:999px;
  border:1px solid transparent;
  color: var(--muted);
  font-weight:900;
  font-size:14px;
  transition:.2s ease;
}
nav a:hover{
  color: var(--text);
  border-color: rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  text-decoration:none;
}

.ctaRow{ display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:flex-end; }
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-weight:900;
  font-size:14px;
  box-shadow: 0 16px 40px rgba(0,0,0,.24);
  transition:.2s ease;
  white-space:nowrap;
}
.btn:hover{ transform: translateY(-1px); background: rgba(255,255,255,.08); text-decoration:none; }
@media (prefers-reduced-motion: reduce){ .btn:hover{ transform:none; } }
.btn.primary{ border-color: rgba(34,211,238,.34); background: var(--accent); }

/* mobile */
.menuBtn{
  display:none;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  border-radius: 12px;
  padding:10px 12px;
  color: var(--text);
  font-weight:900;
}
@media (max-width: 980px){
  nav ul{ display:none; }
  .menuBtn{ display:inline-flex; }
  .ctaRow{ justify-content:flex-start; }
}
.drawer{
  display:none;
  border-top:1px solid rgba(255,255,255,.10);
  padding: 10px 0 14px;
}
.drawer a{
  display:block; padding: 10px 0;
  color: var(--muted); font-weight:900;
}
.drawer a:hover{ color: var(--text); text-decoration:none; }
.drawer.open{ display:block; }

/* Sections */
main{ padding-bottom: 36px; }
section{ padding: 28px 0; }

/* Hero with slide header image */
.hero{ padding: 42px 0 18px; }
.heroBanner{
  border-radius: calc(var(--r) + 6px);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
  position:relative;
  background: rgba(255,255,255,.04);
}
.heroBanner .bg{
  position:absolute; inset:0;
  background-image: url("./hero-slide1.png");
  background-size: cover;
  background-position: center;
  filter: saturate(1.05) contrast(1.05);
  transform: scale(1.03);
}
.heroBanner .overlay{
  position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(6,20,39,.92) 0%, rgba(6,20,39,.70) 45%, rgba(6,20,39,.55) 100%),
    radial-gradient(800px 300px at 10% 20%, rgba(34,211,238,.16), transparent 60%),
    radial-gradient(600px 300px at 40% 80%, rgba(124,58,237,.14), transparent 60%);
}
.heroInner{ position:relative; padding: 22px; }

.heroGrid{
  display:grid;
  grid-template-columns: 1.14fr .86fr;
  gap: 14px;
  align-items: stretch;
}
@media (max-width: 980px){ .heroGrid{ grid-template-columns: 1fr; } }
.h1{
  font-size: clamp(34px, 4.1vw, 58px);
  line-height: 1.02;
  margin:0 0 12px;
  letter-spacing:-.9px;
}
.sub{
  margin:0 0 16px;
  color: rgba(255,255,255,.84);
  line-height:1.65;
  max-width: 78ch;
  font-size: 16px;
}

.pills{ display:flex; gap:10px; flex-wrap:wrap; margin-top: 12px; }
.pill{
  display:inline-flex; align-items:center; gap:8px;
  font-size:12px;
  padding: 8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(0,0,0,.20);
  color: rgba(255,255,255,.86);
  font-weight:900;
}

/* Cards */
.card{
  border-radius: var(--r);
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.05));
  border:1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
  position:relative;
  overflow:hidden;
}
.card.pad{ padding: 18px; }
.cardGlow:before{
  content:"";
  position:absolute; inset:-140px;
  background:
    radial-gradient(520px 320px at 25% 15%, rgba(34,211,238,.18), transparent 60%),
    radial-gradient(520px 340px at 75% 35%, rgba(124,58,237,.16), transparent 62%),
    radial-gradient(560px 360px at 50% 90%, rgba(251,113,133,.12), transparent 60%);
  opacity:.95;
  filter: blur(2px);
}
.cardGlow > *{ position:relative; }

.miniTitle{ margin:0 0 10px; font-size: 16px; letter-spacing:-.2px; }

.kpiGrid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}
@media (max-width: 520px){ .kpiGrid{ grid-template-columns: 1fr; } }
.kpi{
  padding: 12px;
  border-radius: 16px;
  background: var(--panel2);
  border:1px solid rgba(255,255,255,.12);
}
.kpi strong{ display:block; font-size:16px; }
.kpi span{ display:block; margin-top: 4px; color: var(--faint); font-size:12px; line-height:1.35; }

.secHead{
  display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
  margin-bottom: 12px;
}
.secHead h2{ margin:0; font-size:22px; letter-spacing:-.3px; }
.secHead p{ margin:0; color: var(--muted); }

.cards{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 12px;
}
.col12{ grid-column: span 12; }
.col6{ grid-column: span 6; }
.col4{ grid-column: span 4; }
@media (max-width: 980px){
  .col12,.col6,.col4{ grid-column: span 12; }
}

.item h3{ margin:0 0 8px; font-size: 16px; letter-spacing:-.2px; }
.item p{ margin:0; color: var(--muted); line-height:1.6; font-size:14px; }
.meta{ margin-top: 12px; display:flex; gap:10px; flex-wrap:wrap; }

/* icon chip */
.iconChip{
  width:36px; height:36px; border-radius: 12px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  display:inline-flex; align-items:center; justify-content:center;
  box-shadow: 0 14px 40px rgba(0,0,0,.25);
}
.dot{
  width:12px; height:12px; border-radius:999px;
  background: conic-gradient(from 210deg, var(--a1), var(--a2), var(--a3), var(--a4), var(--a1));
  box-shadow: 0 0 20px rgba(34,211,238,.18);
}

/* timeline */
.timeline{ display:grid; grid-template-columns: repeat(4, 1fr); gap:12px; }
@media (max-width: 980px){ .timeline{ grid-template-columns: 1fr; } }
.step{
  padding: 16px;
  border-radius: var(--r);
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.14);
}
.step b{ display:block; margin-bottom: 6px; }
.step span{ display:block; color: var(--muted); font-size:13px; line-height:1.55; }

/* FAQ */
.faqItem{
  border:1px solid rgba(255,255,255,.12);
  border-radius: var(--r);
  background: rgba(0,0,0,.12);
  overflow:hidden;
}
.faqBtn{
  width:100%;
  text-align:left;
  padding: 14px 14px;
  background: transparent;
  border:0;
  color: var(--text);
  font-weight:900;
  display:flex;
  justify-content:space-between;
  gap:12px;
  cursor:pointer;
}
.faqBtn span{ color: var(--muted); font-weight:900; }
.faqPanel{
  padding: 0 14px 14px;
  color: var(--muted);
  line-height:1.6;
  display:none;
}
.faqItem.open .faqPanel{ display:block; }
.chev{
  width:22px; height:22px;
  border-radius: 10px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  display:inline-flex; align-items:center; justify-content:center;
  flex: 0 0 auto;
}
.faqItem.open .chev{ transform: rotate(45deg); transition: .15s ease; }

/* Page header */
.pageTitle{ padding: 28px 0 8px; }
.pageTitle h1{ margin:0 0 8px; letter-spacing:-.6px; font-size:34px; }
.pageTitle p{ margin:0; color: var(--muted); line-height:1.6; }

/* Footer */
footer{
  border-top:1px solid rgba(255,255,255,.10);
  padding: 22px 0 42px;
  color: var(--muted);
  font-size:13px;
}
.footerRow{ display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; align-items:center; }
.footerLinks{ display:flex; gap:14px; flex-wrap:wrap; }
.spark{
  width:10px; height:10px; border-radius:999px;
  background: rgba(34,211,238,.85);
  box-shadow: 0 0 26px rgba(34,211,238,.20);
  display:inline-block;
  margin-right:10px;
}

.note{
  padding:12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  color: rgba(255,255,255,.78);
}
.small{ font-size: 13px; color: var(--muted); }

/* Smart AI-Hub platform visual */
.platformDiagram{
  margin-top: 14px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
@media (max-width: 980px){ .platformDiagram{ grid-template-columns: 1fr; } }

.platformCol{
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.16);
  border-radius: 16px;
  padding: 14px;
}
.platformIcon{
  width: 40px; height: 40px;
  border-radius: 14px;
  display:flex; align-items:center; justify-content:center;
  font-weight: 1000;
  letter-spacing:.2px;
  border:1px solid rgba(255,255,255,.14);
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.04));
  box-shadow: 0 14px 40px rgba(0,0,0,.25);
  margin-bottom: 10px;
}
.platformTitle{
  font-weight: 1000;
  margin-bottom: 6px;
}
.platformText{
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.platformStrip{
  margin-top: 12px;
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
  align-items:center;
  color: rgba(255,255,255,.84);
}
.platformStrip span:first-child{
  font-weight: 1000;
  color: rgba(255,255,255,.88);
}
.platformStrip .tag{
  display:inline-flex;
  padding: 7px 10px;
  border-radius: 999px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.18);
  font-size: 12px;
  font-weight: 900;
}

/* De-AI typography + visual blocks */
.h1{ letter-spacing: -1.1px; }
.heroInner{ padding: 28px; }
.sub{ font-size: 16px; }

.statementCard{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 14px;
  padding: 18px;
  border-radius: calc(var(--r) + 6px);
  border:1px solid rgba(255,255,255,.14);
  background:
    radial-gradient(800px 320px at 10% 20%, rgba(34,211,238,.18), transparent 60%),
    radial-gradient(700px 320px at 90% 30%, rgba(124,58,237,.16), transparent 60%),
    rgba(0,0,0,.14);
  box-shadow: var(--shadow);
}
@media (max-width: 980px){ .statementCard{ grid-template-columns: 1fr; } }
.statementKicker{
  text-transform: uppercase;
  letter-spacing: .18em;
  font-weight: 1000;
  font-size: 12px;
  color: rgba(255,255,255,.76);
  margin-bottom: 10px;
}
.statementBig{
  font-weight: 1000;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.05;
  margin-bottom: 6px;
}
.statementLine{
  padding: 10px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  color: rgba(255,255,255,.82);
  font-size: 13px;
  line-height: 1.45;
  margin-bottom: 10px;
}
.twoColList{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
  color: rgba(255,255,255,.82);
}
@media (max-width: 720px){ .twoColList{ grid-template-columns: 1fr; } }
.twoColList > div{
  padding: 10px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.16);
  font-weight: 900;
  font-size: 13px;
}
/* Reduce card-wall feel */
.card.pad{ padding: 16px; }
.item p{ font-size: 13.5px; }