/* 교습소철거비용 — 클린 뉴트럴 (magazine grid, table-first) */

:root {
  --ink: #1A1A1A;
  --paper: #FFFFFF;
  --paper-soft: #F4F4F2;
  --line: #1A1A1A;
  --accent: #FFC300;
  --muted: #55564F;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
  font-display: swap;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

a { color: var(--ink); }

img { max-width: 100%; height: auto; display: block; }

.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

.site-header {
  border-bottom: 4px solid var(--ink);
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 40;
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--ink);
}

.brand {
  color: var(--paper);
  font-weight: 800;
  font-size: 1.3rem;
  text-decoration: none;
  letter-spacing: -0.02em;
  border-bottom: 4px solid var(--accent);
  padding-bottom: 2px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 2px solid var(--paper);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  background: var(--paper);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  background: var(--paper-soft);
}

.site-nav a {
  padding: 12px 16px;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border-right: 1px solid #d8d8d3;
}

.site-nav a[aria-current="page"] {
  background: var(--accent);
}

.site-nav a:hover { background: var(--accent); }

@media (max-width: 767px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none;
    flex-direction: column;
  }
  .site-nav.open { display: flex; }
  .site-nav a { border-right: none; border-bottom: 1px solid #d8d8d3; width: 100%; }
}

@media (min-width: 768px) {
  .nav-toggle { display: none; }
}

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 4px solid var(--ink);
}

.hero-text {
  padding: 48px 24px 40px;
}

.eyebrow {
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.85rem;
  margin: 0 0 12px;
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 20px;
  font-weight: 900;
  letter-spacing: -0.02em;
  border-bottom: 8px solid var(--accent);
  display: inline-block;
  padding-bottom: 8px;
}

.lede {
  max-width: 62ch;
  font-size: 1.05rem;
  color: var(--muted);
  margin: 0 0 28px;
}

.hero-media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }

@media (min-width: 1024px) {
  .hero { grid-template-columns: 1.1fr 0.9fr; align-items: stretch; min-height: 620px; }
  .hero-text { padding: 96px 56px; display: flex; flex-direction: column; justify-content: center; }
  .hero-media { border-left: 4px solid var(--ink); }
  .hero-media img { height: 100%; aspect-ratio: auto; }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 32px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  font-weight: 800;
  font-size: 1rem;
  border: 2px solid var(--ink);
  transition: background 0.15s ease, color 0.15s ease;
}

.btn:hover, .btn:focus-visible {
  background: var(--accent);
  color: var(--ink);
}

/* ---------- Content grid ---------- */

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding: 8px 0 64px;
}

@media (min-width: 1024px) {
  .content-grid {
    grid-template-columns: 1.5fr 1fr;
    gap: 56px;
    align-items: start;
  }
  .col-side { border-left: 4px solid var(--ink); padding-left: 40px; }
  .side-sticky { position: sticky; top: 96px; }
}

.block {
  position: relative;
  padding: 36px 0;
  border-bottom: 1px solid #d8d8d3;
}

.col-side .block { border-bottom: 1px solid #d8d8d3; }
.col-side .block:last-child { border-bottom: none; }

.num {
  display: block;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--paper);
  background: var(--ink);
  width: fit-content;
  padding: 4px 10px;
  margin-bottom: 14px;
}

.block h2 {
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

.block p { margin: 0 0 16px; color: var(--ink); }
.block p:last-child { margin-bottom: 0; }

.block-sub { color: var(--muted); }

/* ---------- Table ---------- */

.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 2px solid var(--ink);
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 560px;
  font-size: 0.95rem;
}

caption { text-align: left; }

th, td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid #d8d8d3;
  vertical-align: top;
}

thead th {
  background: var(--ink);
  color: var(--paper);
  font-weight: 800;
  position: sticky;
  top: 0;
}

tbody tr:nth-child(even) { background: var(--paper-soft); }

/* ---------- Checklist ---------- */

.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.checklist li {
  position: relative;
  padding: 12px 16px 12px 44px;
  background: var(--paper-soft);
  border-left: 4px solid var(--accent);
  font-weight: 600;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  border: 2px solid var(--ink);
  background: var(--paper);
}

/* ---------- Gallery ---------- */

.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.gallery picture {
  border: 2px solid var(--ink);
  overflow: hidden;
}

@media (min-width: 768px) {
  .gallery { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- FAQ accordion ---------- */

.acc-item { border: 2px solid var(--ink); margin-bottom: 12px; }

.acc-item h3 { margin: 0; font-size: 1rem; }

.acc-trigger {
  width: 100%;
  text-align: left;
  background: var(--paper);
  border: none;
  padding: 16px 48px 16px 18px;
  font-size: 1rem;
  font-weight: 700;
  font-family: inherit;
  color: var(--ink);
  cursor: pointer;
  min-height: 44px;
  position: relative;
}

.acc-trigger::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  font-weight: 800;
  line-height: 1;
}

.acc-trigger[aria-expanded="true"]::after { content: "\2212"; }

.acc-trigger[aria-expanded="true"] { background: var(--accent); }

.acc-panel {
  padding: 4px 18px 20px;
  border-top: 1px solid var(--ink);
}

.acc-panel p { color: var(--muted); }

/* ---------- CTA block ---------- */

.cta-block {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--paper-soft);
  padding: 28px 24px;
  border: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.cta-block p { margin: 0; max-width: 46ch; font-weight: 600; }

/* ---------- Footer ---------- */

footer {
  background: var(--ink);
  color: var(--paper-soft);
  padding: 40px 24px 32px;
}

footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  max-width: 1200px;
  margin: 0 auto 24px;
  border-bottom: 1px solid #444;
  padding-bottom: 20px;
}

footer nav a {
  color: var(--paper-soft);
  text-decoration: none;
  font-size: 0.9rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

footer nav a:hover { color: var(--accent); }

footer address {
  max-width: 1200px;
  margin: 0 auto;
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.9;
  color: #cfcfc9;
}

footer address a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

footer p {
  max-width: 1200px;
  margin: 20px auto 0;
  font-size: 0.8rem;
  color: #8c8c86;
}

/* ---------- Breakpoints ---------- */

@media (max-width: 480px) {
  .hero-text { padding: 32px 18px 28px; }
  .wrap { padding: 0 16px; }
  .gallery { grid-template-columns: 1fr; }
  .cta-block { flex-direction: column; align-items: flex-start; }
}

@media (min-width: 1280px) {
  .wrap { max-width: 1280px; }
}


/* 모바일 하단 고정 CTA 바 (전화/문의) — 번호 텍스트 미노출 */
.mobile-cta-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  display: none;
  box-shadow: 0 -2px 12px rgba(0,0,0,.16);
  padding-bottom: env(safe-area-inset-bottom, 0);
}
@media (max-width: 767px) {
  .mobile-cta-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  body { padding-bottom: 64px; }
}
.mobile-cta-bar a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 56px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  color: #fff;
  background: #1A1A1A;
}
.mobile-cta-bar .mobile-cta-contact {
  background: #1A1A1A;
  filter: brightness(1.22);
  border-left: 1px solid rgba(255,255,255,.25);
}