/* 견적바로 공통 스타일: 색·글꼴 토큰, 상단 바, 하단, 버튼, 섹션 */
:root {
  --paper: #F5F6F8; --surface: #FFFFFF; --ink: #141A21; --muted: #5B6672; --line: #E1E5EA; --soft: #EDF0F3;
  --accent: #2156D9; --accent-soft: #E7EEFD; --accent-ink: #FFFFFF; --assume: #9A6420;
  --ok: #1E7A49; --ok-soft: #DFF3E7; --warn: #A15800; --warn-soft: #FCEFD9; --bad: #C02A1D; --bad-soft: #FCE4E1; --low: #5B47A8; --low-soft: #ECE8F8;
  --hero: #0F1B33; --hero-ink: #F3F6FB; --hero-muted: #A9B6CC;
  --font-body: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  --font-num: var(--font-body);
  --r: 12px; --r-sm: 8px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 8px 24px rgba(16, 24, 40, .06);
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --paper: #0E1116; --surface: #161B22; --ink: #E6EAF0; --muted: #97A2AE; --line: #29313B; --soft: #1D242D;
  --accent: #7BA2FF; --accent-soft: #1B2A4A; --accent-ink: #0E1116; --assume: #D9A462;
  --ok: #5CC48A; --ok-soft: #14301F; --warn: #E8AA50; --warn-soft: #3A2A10; --bad: #F38B7F; --bad-soft: #3E1D1A; --low: #B3A2EC; --low-soft: #2A2446;
  --hero: #0A1426; --hero-ink: #EEF2F8; --hero-muted: #93A1B8;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  color-scheme: dark; } }
:root[data-theme="dark"] {
  --paper: #0E1116; --surface: #161B22; --ink: #E6EAF0; --muted: #97A2AE; --line: #29313B; --soft: #1D242D;
  --accent: #7BA2FF; --accent-soft: #1B2A4A; --accent-ink: #0E1116; --assume: #D9A462;
  --ok: #5CC48A; --ok-soft: #14301F; --warn: #E8AA50; --warn-soft: #3A2A10; --bad: #F38B7F; --bad-soft: #3E1D1A; --low: #B3A2EC; --low-soft: #2A2446;
  --hero: #0A1426; --hero-ink: #EEF2F8; --hero-muted: #93A1B8;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  color-scheme: dark; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-body); font-size: 15px; line-height: 1.6; word-break: keep-all; overflow-wrap: break-word; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
.num, td.num, th.num { font-variant-numeric: tabular-nums; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.container { max-width: 1120px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 12px; border-radius: var(--r-sm); z-index: 50; }
.skip:focus { left: 12px; }

/* 상단 바 */
.site-head { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: saturate(1.6) blur(12px); -webkit-backdrop-filter: saturate(1.6) blur(12px); border-bottom: 1px solid var(--line); }
.site-head .container { display: flex; align-items: center; gap: 20px; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; font-weight: 800; font-size: 1.08rem; letter-spacing: -0.02em; flex: none; }
.brand svg { width: 26px; height: 26px; display: block; }
.site-nav { display: flex; gap: 2px; margin-left: auto; overflow-x: auto; scrollbar-width: none; }
.site-nav::-webkit-scrollbar { display: none; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: 0.92rem; font-weight: 600; padding: 7px 12px; border-radius: 999px; white-space: nowrap; }
.site-nav a:hover { color: var(--ink); background: var(--soft); }
.site-nav a[aria-current="page"] { color: var(--accent); background: var(--accent-soft); }
.site-nav a.cta { color: var(--accent-ink); background: var(--accent); margin-left: 6px; }
.site-nav a.cta:hover { filter: brightness(1.08); }
@media (max-width: 720px) {
  .site-head .container { height: auto; flex-wrap: wrap; gap: 0; padding-top: 10px; }
  .site-nav { margin-left: 0; width: 100%; padding: 6px 0 8px; }
  .site-nav a { padding: 6px 10px; font-size: 0.88rem; }
  .site-nav a.cta { display: none; } /* 휴대폰: 메뉴 4개로 꽉 차서 '견적 확인' 메뉴가 같은 역할 */
}

/* 버튼 */
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 700; font-size: 1rem; padding: 13px 22px; border-radius: var(--r-sm); border: 1px solid transparent; text-decoration: none; cursor: pointer; transition: transform .12s ease, filter .12s ease, background .12s ease; }
.button.primary { background: var(--accent); color: var(--accent-ink); }
.button.primary:hover { filter: brightness(1.08); }
.button.ghost { background: transparent; color: inherit; border-color: currentColor; }
.button.ghost:hover { background: color-mix(in srgb, currentColor 8%, transparent); }
.button.block { width: 100%; }
.button:disabled { opacity: .5; cursor: not-allowed; }
@media (prefers-reduced-motion: no-preference) { .button:active { transform: translateY(1px); } }

/* 섹션 공통 */
.section { padding: 72px 0; }
.section.alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.kicker { font-size: 0.82rem; font-weight: 700; color: var(--accent); letter-spacing: 0.02em; margin: 0 0 8px; }
.section h2 { font-size: clamp(1.45rem, 3.2vw, 2rem); line-height: 1.3; letter-spacing: -0.025em; margin: 0 0 12px; text-wrap: balance; }
.section .lead { color: var(--muted); font-size: 1.02rem; margin: 0 0 32px; max-width: 640px; }
@media (max-width: 720px) { .section { padding: 52px 0; } }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 0.8rem; font-weight: 700; white-space: nowrap; }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.low { background: var(--low-soft); color: var(--low); }

/* 판정 구간 막대: 구간 색 = 판정, 세로 막대 = 견적 */
.gauge { position: relative; height: 12px; border-radius: 999px; margin: 8px 0 30px; }
.gauge .zone { position: absolute; top: 0; bottom: 0; }
.gauge .zone:first-child { border-radius: 999px 0 0 999px; }
.gauge .zone:nth-child(4) { border-radius: 0 999px 999px 0; }
.gauge .mid { position: absolute; top: -3px; height: 18px; width: 1px; background: var(--muted); }
.gauge .lab { position: absolute; top: 17px; font-size: 0.74rem; color: var(--muted); transform: translateX(-50%); white-space: nowrap; font-variant-numeric: tabular-nums; }
.gauge .you { position: absolute; top: -6px; width: 6px; height: 24px; border-radius: 3px; background: var(--ink); transform: translateX(-3px); box-shadow: 0 0 0 2px var(--surface); }
@media (prefers-reduced-motion: no-preference) { .gauge .you { transition: left .3s ease; } }

/* 하단 */
.site-foot { border-top: 1px solid var(--line); background: var(--surface); padding: 36px 0 calc(40px + env(safe-area-inset-bottom, 0px)); font-size: 0.84rem; color: var(--muted); }
.site-foot .cols { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; }
.site-foot .brand { font-size: 1rem; margin-bottom: 8px; }
.site-foot p { margin: 0 0 6px; }
.site-foot nav { display: flex; flex-wrap: wrap; gap: 6px 18px; justify-content: flex-end; align-content: start; }
.site-foot nav a { color: var(--muted); text-decoration: none; font-weight: 600; }
.site-foot nav a:hover { color: var(--ink); }
@media (max-width: 720px) { .site-foot .cols { grid-template-columns: 1fr; } .site-foot nav { justify-content: flex-start; } }

/* 관리자 화면 상단 바: 공개 페이지와 한눈에 구분 */
.site-head.admin-head { background: var(--hero); border-bottom-color: transparent; }
.admin-head .brand, .admin-head .site-nav a { color: var(--hero-ink); }
.admin-head .site-nav a:hover { background: rgba(255, 255, 255, .1); color: var(--hero-ink); }
.admin-head .site-nav a[aria-current="page"] { background: rgba(255, 255, 255, .14); color: var(--hero-ink); }
.admin-badge { font-size: 0.72rem; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--warn); color: var(--hero); margin-left: 4px; }