/* ARDL 사이트 공통 스타일: 밤하늘 배너 + 밝은 본문 */
:root{color-scheme:light;--bg:#eaf6ff;--fg:#162636;--dim:#58708a;--card:#ffffff;--line:#d3e6f5;--accent:#2a74b3;--accent2:#35b6e8;--soft:#d9edfb}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--fg);font:16px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR","Malgun Gothic",sans-serif;overflow-x:hidden;background:var(--bg)}
a{color:var(--accent)}
.wrap{max-width:980px;margin:0 auto;padding:0 20px;position:relative}
.narrow{max-width:780px}

header.top{position:fixed;top:0;left:0;right:0;z-index:30;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);background:rgba(11,20,51,.5);border-bottom:1px solid rgba(143,227,255,.18)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:12px;padding-bottom:12px}
.logo{font-weight:900;font-size:21px;letter-spacing:3px;text-decoration:none;color:#fff;display:flex;align-items:center;gap:9px;text-shadow:0 0 14px rgba(143,227,255,.7)}
.logo i{width:20px;height:20px;border-radius:50%;background:radial-gradient(circle at 32% 30%,#fff,#8fe3ff 55%,#4a7bd8);display:inline-block;box-shadow:0 0 12px rgba(143,227,255,.9)}
header.top nav a{margin-left:18px;text-decoration:none;font-size:15px;color:#cfe3ff;font-weight:600;transition:color .2s,text-shadow .2s}
header.top nav a:hover{color:#fff;text-shadow:0 0 10px rgba(143,227,255,.9)}

/* 밤하늘 배너 */
.sky{position:relative;overflow:hidden;text-align:center;color:#fff;padding:112px 0 96px;
  background:linear-gradient(180deg,#070d26 0%,#101f55 42%,#27408f 72%,#6f98dc 92%,#eaf6ff 100%)}
.sky.tall{padding:140px 0 150px}
.stars,.stars2{position:absolute;inset:0;pointer-events:none}
.stars{background-image:
 radial-gradient(1.6px 1.6px at 12% 18%,#fff,transparent),radial-gradient(1.2px 1.2px at 28% 42%,#cfe9ff,transparent),
 radial-gradient(1.8px 1.8px at 44% 12%,#fff,transparent),radial-gradient(1.2px 1.2px at 58% 34%,#fff,transparent),
 radial-gradient(1.6px 1.6px at 73% 20%,#d8ecff,transparent),radial-gradient(1.2px 1.2px at 88% 46%,#fff,transparent),
 radial-gradient(1.4px 1.4px at 7% 60%,#fff,transparent),radial-gradient(1.2px 1.2px at 36% 70%,#cfe9ff,transparent),
 radial-gradient(1.6px 1.6px at 66% 64%,#fff,transparent),radial-gradient(1.2px 1.2px at 93% 14%,#fff,transparent);
 background-size:420px 360px;opacity:.9}
.stars2{background-image:
 radial-gradient(2.2px 2.2px at 20% 28%,#fff,transparent),radial-gradient(1.8px 1.8px at 50% 52%,#bfe6ff,transparent),
 radial-gradient(2px 2px at 78% 30%,#fff,transparent),radial-gradient(1.8px 1.8px at 90% 70%,#fff,transparent),
 radial-gradient(2px 2px at 8% 80%,#d6ecff,transparent),radial-gradient(1.8px 1.8px at 62% 84%,#fff,transparent);
 background-size:560px 480px;animation:twinkle 4.5s ease-in-out infinite}
@keyframes twinkle{0%,100%{opacity:.25}50%{opacity:1}}
.aurora{position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none;mix-blend-mode:screen}
.au1{width:460px;height:220px;left:-80px;top:50px;background:linear-gradient(90deg,rgba(60,200,230,.5),rgba(120,110,255,.4));animation:drift 16s ease-in-out infinite}
.au2{width:420px;height:210px;right:-90px;top:100px;background:linear-gradient(90deg,rgba(160,110,255,.45),rgba(70,190,255,.4));animation:drift 20s ease-in-out infinite reverse}
@keyframes drift{0%,100%{transform:translate(0,0) rotate(-4deg)}50%{transform:translate(50px,-24px) rotate(5deg)}}
.orb{position:absolute;left:50%;top:46%;width:440px;height:440px;margin:-220px 0 0 -220px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(190,235,255,.5) 0%,rgba(120,190,255,.22) 34%,transparent 68%);animation:pulse 6s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(.94);opacity:.8}50%{transform:scale(1.06);opacity:1}}
.fly{position:absolute;width:6px;height:6px;border-radius:50%;background:#bff0ff;box-shadow:0 0 12px 4px rgba(143,227,255,.8);pointer-events:none;opacity:0;animation:rise linear infinite}
@keyframes rise{0%{transform:translateY(0) translateX(0);opacity:0}15%{opacity:.9}85%{opacity:.7}100%{transform:translateY(-300px) translateX(30px);opacity:0}}
.sky .inner{position:relative;z-index:2}
.kicker{display:inline-block;background:rgba(255,255,255,.1);border:1px solid rgba(143,227,255,.45);border-radius:999px;padding:4px 16px;font-size:13px;color:#d8f4ff;font-weight:800;margin-bottom:14px;letter-spacing:1px;backdrop-filter:blur(6px);box-shadow:0 0 18px rgba(143,227,255,.25)}
.sky h1{font-size:44px;line-height:1.15;margin:0 0 8px;font-weight:900;letter-spacing:2px;
  background:linear-gradient(180deg,#ffffff 0%,#bfeaff 60%,#8fb4ff 100%);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 0 20px rgba(143,227,255,.6)) drop-shadow(0 4px 10px rgba(5,10,40,.5))}
.sky h1.big{font-size:84px;letter-spacing:10px;padding-left:10px;line-height:1}
.sky .sub{color:#cfe3ff;margin:0;text-shadow:0 2px 10px rgba(5,10,40,.6);font-size:16px}
.acr{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin:12px 0 14px}
.acr span{background:rgba(255,255,255,.1);border:1px solid rgba(143,227,255,.4);border-radius:14px;padding:5px 14px;font-weight:700;font-size:16px;color:#eaf8ff;backdrop-filter:blur(6px);box-shadow:0 0 16px rgba(143,227,255,.18)}
.acr b{color:#9fecff;font-size:20px;text-shadow:0 0 12px rgba(143,227,255,.9)}

.btn{display:inline-block;margin:6px 7px;padding:14px 30px;border-radius:14px;background:linear-gradient(135deg,#4a8bf0,#35b6e8);color:#fff;text-decoration:none;font-weight:800;font-size:17px;box-shadow:0 0 24px rgba(80,170,255,.5),0 8px 20px rgba(10,20,70,.3);transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(110,200,255,.8),0 12px 26px rgba(10,20,70,.4)}
.btn.alt{background:rgba(255,255,255,.1);color:#eaf8ff;border:2px solid rgba(143,227,255,.6);padding:12px 28px;box-shadow:0 0 18px rgba(143,227,255,.2);backdrop-filter:blur(6px)}
.btn.dark{background:#fff;color:var(--accent);border:2px solid var(--accent);padding:12px 28px;box-shadow:none}

/* 본문 */
main.page{position:relative;background:var(--bg);margin-top:-1px;padding-bottom:20px}
.paper{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px 28px;margin-top:-34px;position:relative;z-index:3;box-shadow:0 14px 34px rgba(42,116,179,.16)}
.paper h2{font-size:19px;margin:30px 0 8px;color:var(--accent)}
.paper h2:first-child{margin-top:0}
.paper p,.paper li{margin:6px 0}
.paper ul{padding-left:22px}
.paper .meta{color:var(--dim);font-size:14px}
.card{background:#f3faff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:14px 0}
.meta{color:var(--dim);font-size:14px}

/* 직업·특징 카드 */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.feat{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tile{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 8px 20px rgba(42,116,179,.10);transition:transform .25s}
.tile:hover{transform:translateY(-4px)}
.tile h3{margin:4px 0 4px;font-size:18px}
.tile p{margin:0;color:var(--dim);font-size:15px}
.tile .emoji{font-size:30px}
.feat .tile{display:flex;gap:12px;align-items:flex-start}
.feat .tile .emoji{font-size:26px;margin:0}
h2.sec{font-size:26px;margin:34px 0 4px}
p.subl{color:var(--dim);margin:0 0 18px}

footer.foot{margin:34px 0 0;padding:20px 0 44px;color:var(--dim);font-size:14px;text-align:center}
footer.foot a{margin:0 10px;text-decoration:none;font-weight:600}

.rv{opacity:1;transform:none}
.js .rv{opacity:0;transform:translateY(20px);transition:opacity .7s,transform .7s}
.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.stars2,.aurora,.orb,.fly{animation:none}.fly{display:none}.js .rv{opacity:1;transform:none;transition:none}.btn,.tile{transition:none}}
@media (max-width:720px){
 .sky{padding:96px 0 82px}.sky.tall{padding:112px 0 120px}
 .sky h1{font-size:34px}.sky h1.big{font-size:58px;letter-spacing:6px;padding-left:6px}
 .orb{width:340px;height:340px;margin:-170px 0 0 -170px}
 .grid,.feat{grid-template-columns:1fr}
 .paper{padding:24px 20px;border-radius:18px}
 .acr span{font-size:15px;padding:5px 11px}.acr b{font-size:18px}
 header.top nav a{margin-left:12px;font-size:14px}
}