:root{
  --navy:#10283e;
  --navy-2:#1b3a54;
  --red:#e43f35;
  --red-dark:#c9322a;
  --red-soft:#fff1ef;
  --bg:#f1f4f7;
  --panel:#ffffff;
  --field:#f8fafc;
  --ink:#172635;
  --muted:#6c7b88;
  --line:#dce3e9;
  --line-strong:#c8d2da;
  --green:#23724b;
  --green-bg:#e9f7ef;
  --amber:#815a09;
  --amber-bg:#fff5dc;
  --shadow:0 18px 48px rgba(22,41,57,.09);
  --radius-lg:22px;
}

*{box-sizing:border-box}
html{
  font-family:Pretendard,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic","Segoe UI",sans-serif;
  color:var(--ink);
  background:var(--bg);
  font-size:17px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body{
  margin:0;
  min-width:320px;
  min-height:100vh;
  overflow-x:hidden;
  background:
    radial-gradient(circle at 88% 6%,rgba(228,63,53,.055),transparent 25rem),
    linear-gradient(180deg,#edf2f6 0,#f8fafb 510px,#f2f5f7 100%);
}
button,select,input,textarea{font:inherit}
button,select,input[type=checkbox]{cursor:pointer}
.hidden{display:none!important}

.site-header{
  position:sticky;
  top:0;
  z-index:20;
  height:76px;
  padding:0 max(24px,calc((100vw - 1120px)/2));
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid rgba(16,40,62,.1);
  box-shadow:0 5px 20px rgba(16,40,62,.045);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.brand-mark{display:flex;align-items:baseline;gap:10px;color:var(--navy);text-decoration:none;font-weight:900;letter-spacing:-.04em}
.brand-main{font-size:1.7rem}
.brand-sub{font-size:.72rem;letter-spacing:.25em;color:#6e7f8d}
.header-call{
  color:#fff;
  background:var(--navy);
  text-decoration:none;
  font-weight:800;
  font-size:.92rem;
  border:1px solid var(--navy);
  border-radius:999px;
  padding:9px 17px;
  box-shadow:0 7px 17px rgba(16,40,62,.14);
  transition:background .2s,border-color .2s,transform .2s;
}
.header-call:hover{background:var(--red);border-color:var(--red);transform:translateY(-1px)}

.page-shell{width:min(1120px,calc(100% - 40px));margin:0 auto;padding:52px 0 92px}
.intro{position:relative;padding:0 8px 34px}
.intro:before{content:"";position:absolute;left:-13px;top:3px;width:4px;height:74px;border-radius:99px;background:linear-gradient(180deg,var(--red),#f8b2ad)}
.eyebrow{margin:0 0 10px;color:var(--red);font-size:.92rem;font-weight:900;letter-spacing:.07em}
.intro h1{margin:0;max-width:880px;color:var(--navy);font-size:clamp(2.35rem,5vw,3.55rem);line-height:1.1;letter-spacing:-.06em;text-wrap:balance}
.intro>p:last-child{margin:16px 0 0;color:var(--muted);font-size:1rem}

.panel{
  position:relative;
  background:rgba(255,255,255,.98);
  border:1px solid rgba(16,40,62,.1);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:34px;
  margin-top:22px;
  overflow:hidden;
}
.panel:after{content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;box-shadow:inset 0 1px rgba(255,255,255,.8)}
.section-heading{display:flex;gap:16px;align-items:flex-start;margin-bottom:28px}
.section-heading .step{
  display:grid;
  place-items:center;
  min-width:46px;
  height:32px;
  border-radius:9px;
  background:var(--navy);
  color:#fff;
  font-size:.78rem;
  font-weight:900;
  letter-spacing:.08em;
  box-shadow:0 7px 15px rgba(16,40,62,.14);
}
.section-heading h2{margin:0;color:var(--navy);font-size:1.45rem;line-height:1.25;letter-spacing:-.035em}
.section-heading p{margin:7px 0 0;color:var(--muted);font-size:.92rem;line-height:1.5}

.select-grid,.booking-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.select-grid label,.booking-grid label,.memo-label{display:grid;gap:9px;font-size:.92rem;font-weight:800;color:var(--navy-2)}
select,input,textarea{
  width:100%;
  min-height:56px;
  border:1px solid var(--line);
  border-radius:13px;
  background:var(--field);
  color:var(--ink);
  padding:14px 16px;
  outline:0;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
select:hover,input:hover,textarea:hover{border-color:var(--line-strong);background:#fff}
select:focus,input:focus,textarea:focus{border-color:var(--red);box-shadow:0 0 0 4px rgba(228,63,53,.11);background:#fff}
select:disabled{background:#eef2f5;color:#929da7;cursor:not-allowed}
textarea{min-height:126px;resize:vertical}
.selected-vehicle{
  margin-top:20px;
  border:1px solid #f2c7c3;
  border-left:4px solid var(--red);
  border-radius:14px;
  padding:16px 18px;
  background:linear-gradient(90deg,var(--red-soft),#fff9f8);
  color:var(--navy);
  font-weight:900;
  font-size:1rem;
  line-height:1.5;
}
.selected-vehicle small{display:block;margin-top:3px;color:var(--muted);font-size:.83rem;font-weight:600}

.service-list{display:grid;gap:14px}
.service-card{border:1px solid var(--line);border-radius:17px;background:#fff;overflow:hidden;transition:border-color .2s,box-shadow .2s,transform .2s}
.service-card:hover{border-color:var(--line-strong)}
.service-card.active{border-color:rgba(228,63,53,.72);box-shadow:0 0 0 3px rgba(228,63,53,.07),0 12px 30px rgba(26,45,61,.07)}
.service-toggle{min-height:78px;padding:19px 20px;display:flex;align-items:center;gap:14px;cursor:pointer}
.service-toggle>input{position:absolute;opacity:0;pointer-events:none}
.check-ui{width:25px;height:25px;flex:0 0 25px;border:2px solid #9aa8b4;border-radius:8px;position:relative;background:#fff;transition:background .18s,border-color .18s,transform .18s}
.service-toggle:hover .check-ui{border-color:var(--navy-2)}
.service-toggle>input:focus-visible+.check-ui{box-shadow:0 0 0 4px rgba(228,63,53,.17)}
.service-toggle>input:checked+.check-ui{background:var(--red);border-color:var(--red);transform:scale(1.03)}
.service-toggle>input:checked+.check-ui:after{content:"";position:absolute;left:7px;top:3px;width:6px;height:12px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.service-name{color:var(--navy);font-size:1.08rem;font-weight:900;letter-spacing:-.025em}
.price-badge{margin-left:auto;border-radius:999px;padding:7px 12px;background:var(--green-bg);color:var(--green);font-size:.84rem;font-weight:900;white-space:nowrap}
.price-badge.consultation{background:var(--amber-bg);color:var(--amber)}
.service-detail{border-top:1px solid var(--line);padding:20px;background:#fafbfd}
.service-detail.compact{padding:16px 20px}
.field-label{display:block;margin-bottom:9px;color:var(--navy-2);font-size:.88rem;font-weight:800}
.reference{margin:11px 0 0;color:var(--muted);font-size:.86rem;line-height:1.6}
.included-note{margin:11px 0 0;color:var(--muted);font-size:.82rem;font-weight:700}
.oil-choice-list{display:grid;gap:10px}
.oil-choice{display:flex;align-items:center;gap:13px;min-height:62px;border:1px solid var(--line);border-radius:14px;padding:13px 16px;background:#fff;cursor:pointer;transition:border-color .2s,background .2s,transform .2s}
.oil-choice:hover,.oil-choice.on{border-color:#efaaa4;background:#fffafa}
.oil-choice input{appearance:none;width:20px;height:20px;min-height:auto;padding:0;border:2px solid #b8c0c8;border-radius:5px;background:#fff;position:relative;flex:0 0 auto}
.oil-choice input:checked{background:var(--red);border-color:var(--red)}
.oil-choice input:checked:after{content:"";position:absolute;left:5px;top:1px;width:5px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.oil-choice span{color:var(--navy);font-size:.95rem;font-weight:850}
.oil-choice strong{margin-left:auto;color:var(--navy-2);font-size:.9rem;white-space:nowrap}
.spec-main{margin:0;color:var(--navy);font-weight:900}
.addon-grid,.drive-items{display:grid;gap:10px;margin-top:16px}
.addon-row,.drive-row{
  display:flex;
  align-items:center;
  gap:13px;
  min-height:66px;
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 16px;
  background:#fff;
  cursor:pointer;
  transition:border-color .2s,background .2s,transform .2s;
}
.addon-row:hover,.drive-row:hover{border-color:#efaaa4;background:#fffafa;transform:translateY(-1px)}
.addon-row input,.drive-row input{width:20px;height:20px;min-height:auto;padding:0;accent-color:var(--red);flex:0 0 auto}
.addon-row span,.drive-row span{display:grid;gap:3px}
.addon-row b,.drive-row b{font-size:.95rem;color:var(--navy)}
.addon-row small,.drive-row small{color:var(--muted);font-size:.78rem;line-height:1.4}
.addon-row strong,.drive-row strong{margin-left:auto;font-size:.88rem;white-space:nowrap;color:var(--navy-2)}
.static-toggle{cursor:default}
.service-icon{display:grid;place-items:center;width:27px;height:27px;border-radius:8px;background:var(--navy);color:#fff;font-weight:900;font-size:.8rem}
.drive-confirm{padding:16px;border:1px solid #f0dba7;border-radius:14px;background:var(--amber-bg);color:var(--amber)}
.drive-confirm label{display:block;margin-bottom:9px;font-size:.92rem;font-weight:900}
.drive-confirm small{display:block;margin-top:9px;line-height:1.5;color:#8f733b}
.empty-note{margin:0;padding:15px;border-radius:13px;background:#f0f3f5;color:var(--muted);font-size:.9rem}

.summary-panel{border-top:4px solid var(--red)}
.summary-box{border:1px solid #e5eaee;background:#f8fafb;border-radius:17px;padding:20px}
.summary-list{list-style:none;padding:0;margin:0}
.summary-list li{display:flex;justify-content:space-between;gap:16px;padding:11px 3px;border-bottom:1px solid var(--line);font-size:.95rem}
.summary-list li span:first-child{color:#34495b}
.summary-list li span:last-child{font-weight:900;white-space:nowrap;color:var(--navy)}
.summary-list li.consult span:last-child{color:var(--amber)}
.total-row{display:flex;align-items:end;justify-content:space-between;gap:18px;padding:24px 3px 5px}
.total-row span{color:var(--muted);font-size:.92rem;font-weight:800}
.total-row strong{font-size:clamp(1.9rem,5vw,2.75rem);line-height:1;letter-spacing:-.055em;color:var(--red)}
.consultation-note{margin:15px 0 0;padding:12px 14px;border-radius:11px;background:var(--amber-bg);color:var(--amber);font-size:.86rem;font-weight:700;line-height:1.55}

.booking-grid{margin-bottom:18px}
.memo-label{margin-bottom:20px}
.primary-button,.secondary-button{border:0;border-radius:14px;padding:16px 22px;min-height:56px;font-weight:900;transition:transform .15s,background .2s,box-shadow .2s}
.primary-button{width:100%;background:linear-gradient(135deg,#ed493f,#d9352c);color:#fff;font-size:1.04rem;box-shadow:0 11px 25px rgba(228,63,53,.2)}
.primary-button:hover{background:linear-gradient(135deg,#f4544a,#ca2c24);box-shadow:0 14px 30px rgba(228,63,53,.26);transform:translateY(-1px)}
.primary-button:active,.secondary-button:active{transform:translateY(1px)}
.primary-button:focus-visible,.secondary-button:focus-visible,.header-call:focus-visible,.brand-mark:focus-visible{outline:3px solid rgba(228,63,53,.34);outline-offset:3px}
.primary-button:disabled{background:#9aa6af;box-shadow:none;cursor:wait}
.book-done{text-align:center;padding:30px 10px}
.book-done strong{color:var(--navy);font-size:1.38rem}
.book-done p{color:var(--muted)}
.secondary-button{background:var(--navy);color:#fff}

.site-footer{padding:30px max(24px,calc((100vw - 1120px)/2));display:flex;justify-content:space-between;background:#0b1c2a;color:#aebbc6;font-size:.8rem}
.site-footer span:first-child{color:#fff;font-weight:900;letter-spacing:.15em}

@media (max-width:760px){
  html{font-size:15px}
  .site-header{height:60px;padding-inline:14px}
  .brand-mark{gap:8px}
  .brand-main{font-size:1.32rem}
  .brand-sub{font-size:.6rem}
  .header-call{font-size:.78rem;padding:7px 11px}
  .page-shell{width:min(100% - 18px,1120px);padding:24px 0 58px}
  .intro{padding:0 7px 18px}
  .intro:before{left:-3px;top:2px;height:48px;width:3px}
  .eyebrow{margin-bottom:7px;font-size:.84rem}
  .intro h1{font-size:clamp(1.72rem,8.7vw,2.25rem);line-height:1.12;letter-spacing:-.055em}
  .intro>p:last-child{margin-top:12px;font-size:.86rem;line-height:1.5}
  .panel{padding:18px 14px;border-radius:18px;margin-top:13px}
  .section-heading{gap:10px;margin-bottom:17px}
  .section-heading .step{min-width:37px;height:27px;border-radius:8px;font-size:.68rem}
  .section-heading h2{font-size:1.17rem}
  .section-heading p{margin-top:4px;font-size:.8rem}
  .select-grid,.booking-grid{grid-template-columns:1fr;gap:11px}
  .select-grid label,.booking-grid label,.memo-label{gap:6px;font-size:.84rem}
  select,input,textarea{min-height:49px;padding:11px 13px;border-radius:12px}
  textarea{min-height:106px}
  .selected-vehicle{margin-top:14px;padding:13px 14px;font-size:.92rem}
  .service-list{gap:11px}
  .service-toggle{min-height:64px;padding:14px 12px;gap:10px}
  .check-ui{width:23px;height:23px;flex-basis:23px}
  .service-toggle>input:checked+.check-ui:after{left:6px;top:2px}
  .service-name{font-size:.94rem}
  .price-badge{font-size:.74rem;padding:6px 8px}
  .service-detail{padding:13px 12px}
  .service-detail.compact{padding:13px 12px}
  .oil-choice{min-height:55px;padding:11px 12px}
  .addon-grid,.drive-items{margin-top:12px;gap:8px}
  .addon-row,.drive-row{align-items:flex-start;min-height:57px;padding:11px 10px;gap:9px}
  .addon-row strong,.drive-row strong{font-size:.76rem}
  .summary-box{padding:13px}
  .summary-list li{padding-block:9px;font-size:.84rem}
  .total-row{padding-top:17px}
  .primary-button,.secondary-button{min-height:51px;padding:13px 18px}
  .site-footer{display:grid;gap:7px;padding:23px 15px}
}

@media (max-width:390px){
  .brand-sub{display:none}
  .intro h1{font-size:1.62rem}
  .section-heading p{font-size:.77rem}
  .price-badge{max-width:92px;overflow:hidden;text-overflow:ellipsis}
  .addon-row,.drive-row{flex-wrap:wrap}
  .addon-row strong,.drive-row strong{margin-left:30px}
}

@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}