/* 부평배수로시공 — split-hero, forest/mint palette, Sunflower font */

:root {
  --ink: #1B4332;
  --ink-dark: #10281f;
  --mint: #95D5B2;
  --mint-soft: #d8f0e2;
  --paper: #f6faf7;
  --card: #ffffff;
  --shadow: 0 14px 34px rgba(27, 67, 50, 0.14);
  --shadow-soft: 0 6px 16px rgba(27, 67, 50, 0.10);
  font-size: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Sunflower', 'Malgun Gothic', sans-serif;
  font-weight: 300;
  color: var(--ink-dark);
  background: var(--paper);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Sunflower', 'Malgun Gothic', sans-serif;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.35;
}

a { color: inherit; }

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 200;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

/* Header */
.site-header {
  background: var(--card);
  border-bottom: 3px solid var(--mint);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--ink);
  text-decoration: none;
}
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
}
.main-nav a {
  text-decoration: none;
  font-weight: 500;
  color: var(--ink-dark);
  padding: 0.4rem 0.1rem;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  border-bottom-color: var(--mint);
  color: var(--ink);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--ink);
  display: block;
}
.mobile-nav ul {
  list-style: none;
  margin: 0;
  padding: 0.5rem 1.25rem 1.25rem;
  border-top: 1px solid var(--mint-soft);
}
.mobile-nav a {
  display: block;
  padding: 0.7rem 0;
  text-decoration: none;
  color: var(--ink-dark);
  font-weight: 500;
}

@media (max-width: 780px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
}

/* Split hero */
.split-hero {
  display: flex;
  flex-direction: column;
  min-height: 60vh;
}
.split-hero-photo {
  height: 42vh;
  min-height: 260px;
  overflow: hidden;
}
.split-hero-photo picture,
.split-hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.split-hero-copy {
  background: var(--ink);
  color: #fff;
  padding: 2.5rem 1.5rem 3rem;
}
.split-hero-copy .eyebrow {
  color: var(--mint);
  font-weight: 500;
  letter-spacing: 0.04em;
  margin: 0 0 0.6rem;
  text-transform: none;
}
.split-hero-copy h1 {
  color: #fff;
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  margin: 0 0 1.1rem;
}
.split-hero-copy .lead {
  font-size: 1.02rem;
  font-weight: 300;
  max-width: 42em;
  color: #e7f5ec;
}

@media (min-width: 860px) {
  .split-hero { flex-direction: row; min-height: 82vh; }
  .split-hero-photo {
    height: auto;
    width: 50%;
    min-height: 0;
  }
  .split-hero-copy {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem 4rem;
  }
}

/* Two-column content grid with card shadow */
.content-grid {
  max-width: 1180px;
  margin: 3.5rem auto;
  padding: 0 1.25rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}
.content-card {
  background: var(--card);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 2rem 2.1rem;
  border-top: 5px solid var(--mint);
}
.content-card h2 {
  font-size: 1.3rem;
  margin: 0 0 1rem;
}
.content-card p {
  margin: 0 0 1rem;
  color: #294b3c;
}
.content-card p:last-child { margin-bottom: 0; }

@media (min-width: 900px) {
  .content-grid { grid-template-columns: 1fr 1fr; }
}

/* Inline photo pair */
.inline-photos {
  max-width: 1180px;
  margin: 0 auto 3.5rem;
  padding: 0 1.25rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.inline-photos figure {
  margin: 0;
  background: var(--card);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.inline-photos img { width: 100%; height: 100%; object-fit: cover; }
.inline-photos figcaption {
  padding: 0.75rem 1.1rem;
  font-size: 0.9rem;
  color: #4c6f5f;
  background: var(--mint-soft);
}

@media (min-width: 700px) {
  .inline-photos { grid-template-columns: 1fr 1fr; }
}

/* Checkpoints */
.checkpoints {
  max-width: 900px;
  margin: 0 auto 3.5rem;
  padding: 2.2rem 2rem;
  background: var(--mint-soft);
  border-radius: 16px;
}
.checkpoints h2 {
  margin: 0 0 1.2rem;
  text-align: center;
}
.checkpoints ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.9rem;
}
.checkpoints li {
  background: var(--card);
  border-radius: 10px;
  padding: 0.95rem 1.2rem 0.95rem 2.6rem;
  position: relative;
  box-shadow: var(--shadow-soft);
}
.checkpoints li::before {
  content: "✓";
  position: absolute;
  left: 1rem;
  top: 0.85rem;
  color: var(--ink);
  font-weight: 700;
}

/* FAQ */
.faq {
  max-width: 900px;
  margin: 0 auto 3.5rem;
  padding: 0 1.25rem;
}
.faq h2 { text-align: center; margin-bottom: 1.5rem; }
.faq-item {
  background: var(--card);
  border-radius: 12px;
  box-shadow: var(--shadow-soft);
  padding: 1.4rem 1.6rem;
  margin-bottom: 1rem;
  border-left: 4px solid var(--mint);
}
.faq-item h3 { font-size: 1.02rem; margin: 0 0 0.5rem; }
.faq-item p { margin: 0; color: #294b3c; }

/* CTA */
.cta-section {
  background: var(--ink);
  color: #fff;
  text-align: center;
  padding: 3.2rem 1.5rem;
  margin-bottom: 0;
}
.cta-section h2 { color: #fff; margin: 0 0 0.8rem; }
.cta-section p { color: #d7ecdf; max-width: 640px; margin: 0 auto 1.6rem; }
.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
}
.btn-primary { background: var(--mint); color: var(--ink-dark); }
.btn-outline { border: 2px solid var(--mint); color: #fff; }
.btn-primary:hover { background: #b3e2c8; }
.btn-outline:hover { background: rgba(149, 213, 178, 0.15); }

/* Footer */
.site-footer {
  background: var(--ink-dark);
  color: #cfe6da;
  padding: 2.5rem 1.25rem 6rem;
  text-align: center;
}
.site-footer nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin: 0 0 1.5rem;
  padding: 0;
}
.site-footer nav a {
  color: #cfe6da;
  text-decoration: none;
}
.site-footer nav a:hover { color: var(--mint); }
.site-footer address {
  font-style: normal;
  line-height: 1.9;
  margin-bottom: 1rem;
}
.site-footer address a { color: var(--mint); }
.site-footer p { margin: 0; opacity: 0.7; font-size: 0.85rem; }

@media (min-width: 860px) {
  .site-footer { padding-bottom: 2.5rem; }
}

/* Mobile CTA bar */
.mobile-cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  z-index: 150;
  box-shadow: 0 -4px 14px rgba(0,0,0,0.15);
}
.mobile-cta {
  flex: 1;
  text-align: center;
  padding: 1rem 0.5rem;
  text-decoration: none;
  font-weight: 700;
}
.mobile-cta.call { background: var(--ink); color: #fff; }
.mobile-cta.inquiry { background: var(--mint); color: var(--ink-dark); }

@media (min-width: 860px) {
  .mobile-cta-bar { display: none; }
}