/* DoRunHub Intro — shared styles */
:root {
  --primary: #7c5cff;        /* 연보라 강조 (라이트) */
  --primary-deep: #4c2eb3;   /* 짙은 보라 */
  --primary-soft: #efeaff;
  --ink: #1a1530;
  --ink-soft: #4a4566;
  --muted: #8a86a3;
  --bg: #ffffff;
  --bg-alt: #f7f5ff;
  --line: #e8e4f5;
  --grad: linear-gradient(135deg, #7c5cff 0%, #a07bff 50%, #5b3edb 100%);
  --grad-deep: linear-gradient(135deg, #4c2eb3 0%, #7c5cff 100%);
  --radius: 18px;
  --shadow: 0 10px 40px rgba(76, 46, 179, .12);
  --shadow-sm: 0 4px 18px rgba(76, 46, 179, .08);
  --maxw: 1120px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section.alt { background: var(--bg-alt); }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(180%) blur(14px);
  background: rgba(255,255,255,.82);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; letter-spacing: -.02em; }
.brand .dot { width: 26px; height: 26px; border-radius: 8px; background: var(--grad); display: inline-block; box-shadow: var(--shadow-sm); }
.brand small { color: var(--muted); font-weight: 600; font-size: 12px; }
.navlinks { display: flex; gap: 26px; font-size: 14.5px; font-weight: 600; color: var(--ink-soft); }
.navlinks a:hover { color: var(--primary); }
.navlinks a.active { color: var(--primary-deep); }
@media (max-width: 820px){ .navlinks { display: none; } }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--bg-alt); }
.hero::before {
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(700px 360px at 80% -10%, rgba(124,92,255,.22), transparent 60%),
    radial-gradient(500px 320px at 0% 110%, rgba(91,62,219,.14), transparent 60%);
}
.hero .wrap { position: relative; padding: 110px 24px 96px; }
.eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  background:#fff; border:1px solid var(--line); color:var(--primary-deep);
  font-weight:700; font-size:13px; padding:7px 14px; border-radius:999px; box-shadow: var(--shadow-sm);
}
.hero h1 { font-size: 56px; line-height: 1.12; letter-spacing: -.035em; margin: 22px 0 18px; font-weight: 850; }
.hero h1 .g { background: var(--grad-deep); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 20px; color: var(--ink-soft); max-width: 680px; }
.hero .cta { display:flex; gap:14px; margin-top: 34px; flex-wrap: wrap; }
@media (max-width: 720px){ .hero h1 { font-size: 38px; } .hero p.lead { font-size: 17px; } }

.btn {
  display:inline-flex; align-items:center; gap:8px; font-weight:700; font-size:15px;
  padding:14px 26px; border-radius:12px; cursor:pointer; border:1px solid transparent; transition:.18s;
}
.btn.primary { background: var(--grad); color:#fff; box-shadow: var(--shadow); }
.btn.primary:hover { transform: translateY(-2px); }
.btn.ghost { background:#fff; border-color: var(--line); color: var(--primary-deep); }
.btn.ghost:hover { border-color: var(--primary); }

/* Stat row */
.stats { display:grid; grid-template-columns: repeat(4,1fr); gap:18px; margin-top:54px; }
.stat { background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding:22px; box-shadow: var(--shadow-sm); }
.stat .n { font-size:34px; font-weight:850; letter-spacing:-.03em; background:var(--grad-deep); -webkit-background-clip:text; background-clip:text; color:transparent; }
.stat .l { font-size:13.5px; color:var(--ink-soft); font-weight:700; margin-top:4px; }
.stat .sub { font-size:12.5px; color:var(--muted); font-weight:500; margin-top:8px; line-height:1.5; }
@media (max-width: 820px){ .stats { grid-template-columns: repeat(2,1fr); } }

/* Section heading */
.shead { text-align:center; max-width:760px; margin:0 auto 56px; }
.shead .tag { color:var(--primary); font-weight:800; letter-spacing:.06em; font-size:13px; text-transform:uppercase; }
.shead h2 { font-size:40px; letter-spacing:-.03em; margin:12px 0 14px; font-weight:850; }
.shead p { color:var(--ink-soft); font-size:17.5px; }
@media (max-width: 720px){ .shead h2 { font-size: 30px; } }

/* Cards grid */
.grid { display:grid; gap:22px; }
.grid.c3 { grid-template-columns: repeat(3,1fr); }
.grid.c2 { grid-template-columns: repeat(2,1fr); }
.grid.c4 { grid-template-columns: repeat(4,1fr); }
@media (max-width: 980px){ .grid.c3,.grid.c4 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){ .grid.c2,.grid.c3,.grid.c4 { grid-template-columns: 1fr; } }

.card {
  background:#fff; border:1px solid var(--line); border-radius: var(--radius);
  padding:28px; box-shadow: var(--shadow-sm); transition:.2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d9d0fa; }
.card .ic { width:48px; height:48px; border-radius:13px; background:var(--primary-soft); display:flex; align-items:center; justify-content:center; font-size:24px; margin-bottom:16px; }
.card h3 { font-size:19px; letter-spacing:-.02em; margin-bottom:8px; font-weight:800; }
.card p { color:var(--ink-soft); font-size:15px; }
.card ul { margin-top:12px; padding-left:18px; color:var(--ink-soft); font-size:14px; }
.card ul li { margin:4px 0; }

/* Pill list */
.pills { display:flex; flex-wrap:wrap; gap:10px; justify-content:center; }
.pill { background:#fff; border:1px solid var(--line); border-radius:999px; padding:9px 16px; font-weight:600; font-size:14px; color:var(--ink-soft); box-shadow:var(--shadow-sm); }
.pill b { color:var(--primary-deep); }

/* Feature split */
.split { display:grid; grid-template-columns: 1.1fr 1fr; gap:54px; align-items:center; }
.split.rev { grid-template-columns: 1fr 1.1fr; }
@media (max-width: 880px){ .split,.split.rev { grid-template-columns:1fr; gap:30px; } }
.split h2 { font-size:32px; letter-spacing:-.03em; font-weight:850; margin-bottom:14px; }
.split p { color:var(--ink-soft); font-size:16.5px; }
.split .visual {
  border-radius: var(--radius); background:var(--grad); min-height:300px;
  box-shadow:var(--shadow); display:flex; align-items:center; justify-content:center; color:#fff; padding:34px;
}
.split .visual .inner { background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.3); border-radius:14px; padding:26px; width:100%; }
.split .visual h4 { font-size:18px; margin-bottom:14px; }
.split .visual .row { display:flex; justify-content:space-between; padding:10px 0; border-bottom:1px solid rgba(255,255,255,.18); font-size:14.5px; }

/* Table */
.tbl { width:100%; border-collapse:collapse; background:#fff; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); border:1px solid var(--line); }
.tbl th { background:var(--primary-soft); color:var(--primary-deep); text-align:left; padding:14px 18px; font-size:13.5px; font-weight:800; }
.tbl td { padding:13px 18px; border-top:1px solid var(--line); font-size:14.5px; color:var(--ink-soft); }
.tbl tr:hover td { background:#faf9ff; }

/* CTA band */
.band { background: var(--grad-deep); color:#fff; border-radius:26px; padding:56px; text-align:center; box-shadow:var(--shadow); }
.band h2 { font-size:34px; letter-spacing:-.03em; font-weight:850; margin-bottom:12px; }
.band p { opacity:.9; font-size:17px; max-width:560px; margin:0 auto 26px; }
.band .btn.primary { background:#fff; color:var(--primary-deep); }

/* Footer */
.foot { border-top:1px solid var(--line); padding:46px 0; color:var(--muted); font-size:13.5px; }
.foot .wrap { display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; }
.foot .brand { font-size:16px; color:var(--ink); }

/* Badge */
.badge { display:inline-block; background:var(--primary-soft); color:var(--primary-deep); font-weight:700; font-size:12px; padding:4px 10px; border-radius:999px; margin-left:6px; }
.reveal { opacity:0; transform: translateY(18px); transition: .6s ease; }
.reveal.in { opacity:1; transform:none; }

/* Line icons */
.lic { display:inline-block; vertical-align:-0.16em; flex:none; }
.card .ic { font-size:0; }                                   /* remove emoji line-box */
.card .ic .lic { width:26px; height:26px; stroke:var(--primary-deep); }
.eyebrow .lic { width:16px; height:16px; stroke:var(--primary-deep); margin-right:2px; }
.pill .lic { width:16px; height:16px; stroke:var(--primary-deep); margin-right:3px; }
.shead .lic, p .lic { stroke:var(--primary-deep); }
/* bullet-style lists that use icons instead of markers */
.card ul[style] li .lic, .split ul li .lic { width:18px; height:18px; stroke:var(--primary); margin-right:8px; }
.split ul li, .card ul[style*="list-style:none"] li { display:flex; align-items:flex-start; gap:2px; }
/* icons inside the gradient mock panels */
.visual .lic { width:18px; height:18px; stroke:#fff; margin-right:6px; }
.visual h4 { display:flex; align-items:center; }