:root{
  --bg:#f4f7fc;
  --surface:#ffffff;
  --surface-2:#eef3fb;
  --ink:#152036;
  --muted:#5d6b86;
  --line:#e3eaf5;
  --navy:#10172a;
  --navy-2:#0d1323;
  --accent:#ff7a1a;
  --accent-2:#6b57e6;
  --blue:#2a7de1;
  --cyan:#3bc5ff;
  --green:#16b980;
  --shadow:0 22px 48px rgba(18,29,58,.10);
  --shadow-soft:0 12px 24px rgba(18,29,58,.06);
  --radius-xl:30px;
  --radius-lg:24px;
  --radius-md:18px;
  --container:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at top right, rgba(107,87,230,.08), transparent 26%),
    radial-gradient(circle at 15% 12%, rgba(59,197,255,.08), transparent 18%),
    linear-gradient(180deg,#f9fbff 0%,#f3f6fb 100%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(100% - 32px,var(--container));margin:0 auto}

.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(18px);
  background:rgba(16,23,42,.90);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{
  min-height:74px;
  display:flex;align-items:center;justify-content:space-between;gap:18px
}
.brand{
  display:inline-flex;align-items:center;gap:12px;
  color:#fff;font-weight:700;letter-spacing:-.03em;
}
.brand-mark{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
  background:linear-gradient(145deg, rgba(107,87,230,.98), rgba(42,125,225,.98));
  box-shadow:0 10px 24px rgba(107,87,230,.28);
  position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;border-radius:999px;border:1.5px solid rgba(255,255,255,.5)
}
.brand-mark svg{width:19px;height:19px;position:relative;z-index:1;color:#fff}
.nav-links{display:flex;gap:8px;flex-wrap:wrap}
.nav-links a{
  color:rgba(255,255,255,.75);padding:10px 14px;border-radius:999px;
  transition:180ms ease;font-size:.95rem
}
.nav-links a:hover,.nav-links a:focus-visible{
  background:rgba(255,255,255,.08);color:#fff;outline:none
}

.hero{
  background:
    linear-gradient(135deg, rgba(16,23,42,.98), rgba(20,28,48,.98)),
    radial-gradient(circle at 78% 30%, rgba(59,197,255,.18), transparent 24%),
    radial-gradient(circle at 63% 52%, rgba(107,87,230,.18), transparent 30%);
  color:#fff;padding:96px 0 86px;position:relative;overflow:hidden
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:52px 52px;opacity:.18;pointer-events:none;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.95), transparent 92%)
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;
  color:#ffb066;text-transform:uppercase;letter-spacing:.18em;font-size:.76rem;font-weight:800
}
.dot{width:10px;height:10px;border-radius:50%;background:#34d399;box-shadow:0 0 0 6px rgba(52,211,153,.16)}
.hero h1{
  margin:0;max-width:12ch;
  font-size:clamp(2.8rem,5vw,5rem);
  line-height:.95;letter-spacing:-.06em
}
.lede,.section-lede{
  line-height:1.75;font-size:1.02rem;margin:18px 0 0;max-width:64ch;color:var(--muted)
}
.hero .lede{color:rgba(255,255,255,.74)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 20px;border-radius:14px;font-weight:800;
  border:1px solid transparent;transition:180ms ease
}
.btn-primary{
  background:linear-gradient(135deg,#6b57e6,#2a7de1);color:#fff;
  box-shadow:0 18px 36px rgba(107,87,230,.28)
}
.btn-primary:hover{transform:translateY(-1px)}
.btn-secondary{
  color:#fff;border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.04)
}
.btn-secondary:hover{background:rgba(255,255,255,.08)}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;margin-top:34px;max-width:560px
}
.stat{
  padding:14px 16px;border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);border-radius:16px;backdrop-filter:blur(10px)
}
.stat strong{display:block;font-size:1.7rem;letter-spacing:-.05em;margin-bottom:2px}
.stat span{color:rgba(255,255,255,.66);font-size:.86rem}

.hero-visual{position:relative;min-height:520px}
.glow{
  position:absolute;border-radius:999px;filter:blur(16px);opacity:.8;pointer-events:none
}
.glow-1{width:260px;height:260px;background:rgba(59,197,255,.22);top:20px;right:8px}
.glow-2{width:200px;height:200px;background:rgba(107,87,230,.18);bottom:30px;left:24px}
.visual-panel{
  position:relative;overflow:hidden;min-height:520px;
  border:1px solid rgba(255,255,255,.08);border-radius:28px;
  background:rgba(255,255,255,.06);box-shadow:0 18px 46px rgba(0,0,0,.28);
  padding:18px;
}
.visual-panel::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 68% 28%, rgba(59,197,255,.30), transparent 18%),
    radial-gradient(circle at 44% 50%, rgba(107,87,230,.22), transparent 26%),
    radial-gradient(circle at 82% 76%, rgba(255,122,26,.14), transparent 16%);
  pointer-events:none
}
.visual-panel__top{display:flex;justify-content:space-between;gap:10px;align-items:center;position:relative;z-index:1;margin-bottom:16px}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
  color:rgba(255,255,255,.86);font-size:.85rem;font-weight:700
}
.chip i{
  width:10px;height:10px;border-radius:50%;display:inline-block;background:var(--green);box-shadow:0 0 0 6px rgba(22,185,128,.14)
}
.chip-soft{background:rgba(255,255,255,.05);font-weight:600}
.hero-image{
  width:100%;height:100%;object-fit:cover;border-radius:20px;opacity:.96;
  box-shadow:0 16px 42px rgba(0,0,0,.18)
}
.hero-badge{
  position:absolute;left:18px;right:18px;bottom:18px;
  display:flex;justify-content:space-between;gap:14px;align-items:center;
  padding:12px 14px;border-radius:16px;backdrop-filter:blur(12px);
  background:rgba(14,22,40,.82);border:1px solid rgba(255,255,255,.10)
}
.hero-badge strong{display:block;font-size:.98rem}
.hero-badge span{color:rgba(255,255,255,.62);font-size:.88rem}
.hero-badge__right{text-align:right}

section{padding:92px 0}
.section-light{background:rgba(255,255,255,.65)}
.section-label{
  color:var(--accent);text-transform:uppercase;letter-spacing:.18em;font-size:.76rem;font-weight:800;margin-bottom:14px
}
.section-label-light{color:#ffb066}
.section-title{
  font-size:clamp(2rem,4vw,3.2rem);line-height:1.02;letter-spacing:-.05em;margin:0;max-width:14ch
}
.section-title-light{color:#fff}
.section-lede-light{color:rgba(255,255,255,.74)}
.feature-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:34px
}
.feature-card,.mini-card,.phase-card,.repo-card{
  background:rgba(255,255,255,.92);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-soft)
}
.feature-card{padding:22px;min-height:230px}
.icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:#11182a;color:#fff;margin-bottom:18px;box-shadow:0 12px 18px rgba(17,24,42,.08)
}
.feature-card h3,.mini-card strong,.repo-card h3,.phase-card h3{margin:0}
.feature-card h3{font-size:1rem;letter-spacing:-.03em;margin-bottom:12px}
.feature-card ul,.check-list{
  list-style:none;padding:0;margin:0;display:grid;gap:9px;color:var(--muted);line-height:1.55;font-size:.95rem
}
.feature-card li,.check-list li{display:flex;gap:10px;align-items:flex-start}
.feature-card li span,.check-list li span:first-child{color:var(--accent-2);font-weight:900;flex:0 0 auto;margin-top:1px}

.about-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:start;margin-top:36px
}
.statement-card{
  background:linear-gradient(180deg,#11182a,#0c1324);color:#fff;border-radius:28px;padding:30px;
  box-shadow:var(--shadow);min-height:330px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden
}
.statement-card::after{
  content:"";position:absolute;inset:0;background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:36px 36px;opacity:.14;pointer-events:none;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.85), transparent 95%)
}
.statement-card > *{position:relative;z-index:1}
.statement-card h3{font-size:clamp(1.8rem,3vw,3rem);line-height:1.04;letter-spacing:-.05em;max-width:12ch}
.statement-card p{margin:0;color:rgba(255,255,255,.74);line-height:1.75}
.value-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.mini-card{padding:20px;min-height:132px}
.mini-card strong{display:block;font-size:1rem;margin-bottom:8px}
.mini-card p{margin:0;color:var(--muted);line-height:1.65;font-size:.95rem}

.roadmap-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:36px
}
.phase-card{padding:24px}
.phase-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:18px}
.phase-kicker{
  display:block;margin-bottom:5px;text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;color:var(--accent);font-weight:800
}
.phase-card h3{font-size:1.18rem;letter-spacing:-.03em}
.badge{
  padding:8px 12px;border-radius:999px;font-size:.8rem;font-weight:800;border:1px solid;white-space:nowrap
}
.badge-current{color:#b96618;background:#fff4e8;border-color:#ffd8b2}
.badge-next{color:#3163de;background:#edf3ff;border-color:#cfe0ff}
.badge-future{color:#64748b;background:#eef2f7;border-color:#d8e1eb}
.metrics{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0 22px;
  padding-bottom:18px;border-bottom:1px solid var(--line)
}
.metrics strong{display:block;font-size:1.8rem;letter-spacing:-.05em;margin-bottom:3px}
.metrics span{display:block;color:var(--muted);font-size:.84rem;line-height:1.3}
.progress-list{display:grid;gap:14px}
.progress-item{display:grid;gap:8px}
.row{display:flex;justify-content:space-between;gap:16px;font-size:.92rem}
.bar{height:8px;background:#e8edf5;border-radius:999px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--navy),var(--accent-2))}

.dark-panel{
  background:linear-gradient(180deg,#11182a,#0c1324);
  color:#fff;border-radius:30px;padding:34px;box-shadow:var(--shadow);position:relative;overflow:hidden
}
.dark-panel::before{
  content:"";position:absolute;inset:0;background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:44px 44px;opacity:.12;pointer-events:none
}
.dark-panel > *{position:relative;z-index:1}
.stack-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:24px
}
.stack-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:20px;
  padding:20px;min-height:170px
}
.stack-card h4{margin:0 0 10px;color:#ffad61;letter-spacing:-.03em;font-size:1.02rem}
.stack-card p,.stack-card li{color:rgba(255,255,255,.72);line-height:1.6;font-size:.95rem}
.stack-card ul{margin:0;padding-left:18px;display:grid;gap:8px}

.opensource-grid{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:22px;align-items:stretch;margin-top:34px
}
.repo-card{padding:26px}
.repo-card-soft{padding:28px;display:flex;flex-direction:column;justify-content:center}
.repo-title-row{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;flex-wrap:wrap}
.repo-url{
  display:inline-flex;padding:8px 12px;border-radius:999px;background:#eef3fb;color:var(--muted);
  font-size:.92rem;word-break:break-all
}
.repo-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:22px
}
.repo-stats div{
  text-align:center;padding:18px 12px;border-radius:18px;border:1px solid var(--line);background:#fbfcff
}
.repo-stats strong{display:block;font-size:1.6rem;letter-spacing:-.05em;margin-bottom:5px}
.repo-stats span{color:var(--muted);font-size:.83rem}
.repo-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.repo-card-soft h3{font-size:1.3rem;letter-spacing:-.03em;margin-bottom:16px}

.footer-line{width:100%;height:1px;background:var(--line);margin-bottom:24px}
.site-footer{padding:30px 0 46px;color:var(--muted);text-align:center;font-size:.92rem}

@media (max-width:1080px){
  .hero-grid,.about-grid,.opensource-grid{grid-template-columns:1fr}
  .feature-grid,.roadmap-grid,.stack-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:720px){
  .nav{flex-direction:column;align-items:flex-start;padding:16px 0}
  .nav-links a{padding:8px 10px}
  .hero{padding:68px 0 70px}
  .hero-stats,.feature-grid,.roadmap-grid,.stack-grid,.repo-stats,.metrics,.value-grid{grid-template-columns:1fr}
  .hero-visual,.visual-panel{min-height:420px}
  section{padding:70px 0}
  .dark-panel{padding:24px}
}