:root{
  --bg:#FFFFFF;
  --ink:#0A1222;
  --muted:#536079;
  --line:#E6EEF7;
  --band1:#00C2FF;
  --band2:#FF5E62;
  --band3:#00E5A8;
  --band4:#845EF7;
  --shadow:0 14px 36px rgba(10,18,34,.08);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,#fff,#F7FBFF);color:var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial}
a{color:#0EA5E9;text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.center{max-width:860px;margin:0 auto}

.header{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--line)}
.head{height:64px;display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:900;letter-spacing:.4px}
.cmdbar{display:flex;gap:10px;align-items:center}
.input{padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:#fff;outline:none}
.btn{padding:10px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;font-weight:700;box-shadow:var(--shadow)}
.btn.primary{background:linear-gradient(135deg,var(--band1),var(--band3));border-color:transparent;color:#fff}

.ticker{padding:8px 0;background:linear-gradient(90deg,var(--band1),var(--band2));color:#fff;text-align:center;font-weight:700}

/* Hero: stacked center with subnav band */
.hero{padding:48px 0;border-bottom:1px solid var(--line);background:linear-gradient(135deg,rgba(0,194,255,.06),rgba(0,229,168,.06))}
.h1{font-size:46px;margin:0 0 10px;text-align:center}
.lead{color:var(--muted);text-align:center;max-width:760px;margin:0 auto}
.subnav{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}
.subnav a{padding:10px 14px;border-radius:999px;border:1px solid var(--line);background:#fff}
.subnav a:hover{background:#F8FBFF}

/* Floating rails */
.rail-left{position:fixed;left:12px;top:98px;width:150px;display:flex;flex-direction:column;gap:8px}
.rail-left .crumb{font-size:12px;color:var(--muted)}
.rail-left .crumb strong{display:block;color:var(--ink)}
.rail-right{position:fixed;right:12px;top:98px;display:flex;flex-direction:column;gap:8px}
.quick{padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:var(--shadow);font-size:13px}
@media(max-width:1200px){.rail-left,.rail-right{display:none}}

/* Sections */
.section{padding:44px 0}
.band{height:8px;background:linear-gradient(90deg,var(--band1),var(--band2),var(--band3),var(--band4));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* Kanban lanes (unique) */
.lanes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.lane{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:16px}
.card{border:1px dashed var(--line);border-radius:14px;padding:12px 12px;margin-top:10px;background:#fff}
.card .title{font-weight:800}
@media(max-width:980px){.lanes{grid-template-columns:1fr}}

/* Milestone spine (vertical) */
.spine{display:grid;grid-template-columns:32px 1fr;gap:12px}
.dot{width:12px;height:12px;border-radius:50%;background:var(--band4);margin-top:6px}
.rule{width:3px;background:linear-gradient(180deg,var(--band4),transparent);margin:0 auto}
.spine .item{padding-bottom:14px;border-bottom:1px solid var(--line)}

/* Chips & progress */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:6px 10px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:12px}
.progress{height:10px;background:#F1F5F9;border-radius:999px;overflow:hidden;border:1px solid var(--line)}
.progress > div{height:10px;background:linear-gradient(90deg,var(--band1),var(--band3))}

/* Table */
.table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.table th,.table td{padding:12px 14px;border-bottom:1px solid var(--line)}
.table thead th{background:#F3F9FF}
.table tr:last-child td{border-bottom:none}

/* Footer */
.footer{margin:60px 0 30px;border-top:1px solid var(--line);padding-top:18px;color:var(--muted);text-align:center}
.footer a{color:var(--ink)}