:root{--green:#087c61;--dark:#075342;--soft:#eef8f4;--ink:#13221e;--muted:#66746f;--line:#d9e3df;--orange:#f39a2e}
*{box-sizing:border-box}
body{margin:0;background:#f3f7f5;color:var(--ink);font-family:Arial,"Noto Sans KR",sans-serif}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
[hidden]{display:none!important}
header{height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 max(18px,calc((100% - 1080px)/2));background:#075e4c;color:#fff}
.brand{font-size:19px;font-weight:950;letter-spacing:.04em}
.header-actions{display:flex;align-items:center;gap:9px}
.header-actions>a{font-size:13px;font-weight:900}
.header-actions select{min-height:39px;border:1px solid rgba(255,255,255,.45);border-radius:9px;background:#fff;color:#10211c;font-weight:800;padding:0 9px}
main{width:min(100% - 28px,860px);margin:0 auto;padding:34px 0 70px}
.hero{padding:26px 4px}
.hero small{color:var(--green);font-weight:950;letter-spacing:.13em}
.hero h1{margin:9px 0 10px;font-size:clamp(30px,5vw,48px);letter-spacing:-.04em}
.hero p{max-width:680px;margin:0;color:var(--muted);font-size:17px;line-height:1.6}
.hero-points{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}
.hero-points span{padding:8px 11px;border-radius:999px;background:#dff3ea;color:var(--dark);font-size:13px;font-weight:900}
.search-card,.saved-card,.notice{border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 12px 30px rgba(18,58,47,.06)}
.search-card{padding:22px}
.trip-type{display:flex;gap:8px;margin-bottom:17px}
.trip-type label{cursor:pointer}
.trip-type input{position:absolute;opacity:0}
.trip-type span{display:block;min-width:82px;padding:10px 16px;border:1px solid var(--line);border-radius:10px;text-align:center;font-weight:900}
.trip-type input:checked+span{border-color:var(--green);background:var(--green);color:#fff}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-grid label{display:grid;gap:7px;color:var(--muted);font-size:13px;font-weight:900}
.form-grid input,.form-grid select{width:100%;min-height:50px;padding:0 12px;border:1px solid #cdd9d4;border-radius:10px;background:#fff;color:var(--ink);font-weight:800}
.direct{display:flex!important;align-items:center;gap:9px;align-self:end;min-height:50px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:#fafcfb}
.direct input{width:19px!important;min-height:auto!important}
.search-button{width:100%;min-height:56px;margin-top:19px;border:0;border-radius:12px;background:linear-gradient(135deg,var(--green),#0b9d79);color:#fff;font-size:17px;font-weight:950;cursor:pointer}
.message{min-height:20px;margin:10px 0 0;color:#b42318;font-size:13px;font-weight:800}
.saved-card{display:grid;gap:8px;margin-top:16px;padding:20px}
.saved-card small{color:var(--green);font-weight:950}
.saved-card h2{margin:0;font-size:26px}
.saved-card p{margin:0;color:var(--muted)}
.saved-actions{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:8px;margin-top:8px}
.saved-actions a{display:flex;align-items:center;justify-content:center;min-height:48px;padding:8px;border:1px solid var(--line);border-radius:10px;font-size:13px;font-weight:900;text-align:center}
.saved-actions a:first-child{border-color:var(--green);background:var(--green);color:#fff}
.notice{margin-top:16px;padding:17px 19px}
.notice b{display:block;margin-bottom:6px}
.notice p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}
.airline-links{margin-top:18px;padding:20px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 12px 30px rgba(18,58,47,.06)}
.airline-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:14px}
.airline-heading small{color:var(--green);font-size:11px;font-weight:950;letter-spacing:.12em}
.airline-heading h2{margin:4px 0 0;font-size:21px}
.airline-heading p{max-width:430px;margin:0;color:var(--muted);font-size:12px;line-height:1.5;text-align:right}
.airline-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.airline-grid a{min-height:62px;border:1px solid #d2dfda;border-radius:12px;background:#f8fbfa;display:flex;align-items:center;gap:9px;padding:9px;color:var(--ink);transition:.15s ease}
.airline-grid a:hover,.airline-grid a:focus{border-color:var(--green);background:#ebf7f2;transform:translateY(-1px)}
.airline-grid span{width:34px;height:34px;flex:0 0 34px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:11px;font-weight:950}
.airline-grid strong{font-size:13px;line-height:1.25}
footer{padding:25px;text-align:center;background:#e7f0ec;color:var(--muted)}
footer strong{color:var(--dark)}
footer p{margin:6px 0 0;font-size:13px}
@media(max-width:720px){header{height:58px;padding:0 14px}.header-actions>a{display:none}main{width:min(100% - 20px,860px);padding:18px 0 54px}.hero{padding:18px 3px}.hero h1{font-size:31px}.hero p{font-size:14px}.search-card{padding:14px;border-radius:14px}.form-grid{grid-template-columns:1fr;gap:10px}.saved-actions{grid-template-columns:1fr}.notice{border-radius:14px}.hero-points span{font-size:12px}.airline-links{padding:14px;border-radius:14px}.airline-heading{display:block}.airline-heading p{margin-top:6px;text-align:left}.airline-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.airline-grid a{min-height:58px}}