/* ========================================================================
   엘리프 성성호수공원 분양 홍보 — Mobile-first one-page
   ======================================================================== */

@font-face {
  font-family: 'BMDOHYEON';
  src: url('assets/fonts/BMDOHYEON.woff2') format('woff2'),
       url('assets/fonts/BMDOHYEON.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #ffffff;
  --bg-alt: #f6f4ef;
  --bg-dark: #1a2634;
  --bg-darker: #111a25;
  --ink: #1a2634;
  --ink-soft: #4a5a6e;
  --ink-mute: #8a96a5;
  --line: #e7e2d9;
  --line-dark: #2c3a4c;
  --accent: #b48a3c;       /* warm gold */
  --accent-soft: #d8b56e;
  --kakao: #fee500;
  --kakao-ink: #181600;
  --shadow: 0 12px 32px rgba(20, 30, 50, 0.18);
}

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'BMDOHYEON', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', system-ui, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; border: 0; background: none; cursor: pointer; color: inherit; }

/* ---- TOP BAR ----------------------------------------------------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: rgba(26, 38, 52, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-mark {
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-weight: 900;
  letter-spacing: 0.18em;
  font-size: 18px;
  color: var(--accent-soft);
}
.brand-name {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  opacity: 0.92;
}
.topbar-call {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}
.topbar-call svg { width: 14px; height: 14px; }

/* ---- HERO -------------------------------------------------------------- */
.hero {
  position: relative;
  height: 92vh;
  min-height: 580px;
  max-height: 820px;
  overflow: hidden;
  color: #fff;
}
.hero-slider, .hero-overlay { position: absolute; inset: 0; }
.slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1200ms ease;
  transform: scale(1.05);
  animation: kenburn 16s ease-in-out infinite;
}
.slide.active { opacity: 1; }
@keyframes kenburn {
  0%   { transform: scale(1.05); }
  100% { transform: scale(1.18); }
}
.hero-overlay {
  background:
    linear-gradient(180deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.05) 30%, rgba(0,0,0,0.05) 50%, rgba(20,30,45,0.88) 100%);
  pointer-events: none;
}
.hero-content {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 0 26px 88px;
  z-index: 2;
}
.hero-eyebrow {
  font-size: 11px;
  letter-spacing: 0.32em;
  font-weight: 700;
  color: var(--accent-soft);
  margin-bottom: 14px;
}
.hero-title {
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-weight: 900;
  font-size: 40px;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.hero-title .line {
  display: block;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
}
.hero-sub {
  font-size: 15px;
  line-height: 1.65;
  font-weight: 400;
  opacity: 0.95;
  margin-bottom: 18px;
}
.hero-sub strong {
  font-weight: 700;
  font-size: 17px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}
.hero-badges span {
  font-size: 11px;
  font-weight: 600;
  padding: 5px 11px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  letter-spacing: 0.04em;
  background: rgba(255, 255, 255, 0.06);
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 22px;
  background: var(--kakao);
  color: var(--kakao-ink);
  font-weight: 800;
  font-size: 15px;
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.hero-cta svg { width: 18px; height: 18px; }
.hero-dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 3;
}
.hero-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  transition: all 250ms ease;
}
.hero-dots .dot.active {
  width: 24px;
  border-radius: 999px;
  background: var(--accent-soft);
}

/* ---- HEADLINE STRIP --------------------------------------------------- */
.strip {
  background: var(--bg-dark);
  color: #fff;
  padding: 22px 24px;
  text-align: center;
  border-bottom: 1px solid var(--line-dark);
}
.strip-inner p {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.strip-inner p strong {
  color: var(--accent-soft);
  font-weight: 800;
}
.strip-inner p.small {
  font-size: 12px;
  font-weight: 400;
  opacity: 0.7;
  margin-top: 4px;
  letter-spacing: 0;
}

/* ---- WHY 4 POINTS ----------------------------------------------------- */
.why { padding: 64px 22px; background: var(--bg-alt); }
.why-head { text-align: center; margin-bottom: 32px; }
.kicker {
  font-size: 11px;
  letter-spacing: 0.36em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 8px;
}
.why-head h2 {
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  line-height: 1.4;
}
.why-list {
  list-style: none;
  display: grid;
  gap: 14px;
}
.why-list li {
  display: flex;
  gap: 16px;
  background: #fff;
  padding: 22px 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  box-shadow: 0 6px 18px rgba(20, 30, 50, 0.04);
}
.why-list .num {
  flex-shrink: 0;
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-size: 26px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}
.why-list .text h3 {
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.why-list .text p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* ---- BLOCKS ----------------------------------------------------------- */
.block { padding: 64px 0 52px; background: #fff; }
.block.dark { background: var(--bg-darker); color: #fff; }
.block.dark .lead { color: rgba(255, 255, 255, 0.7); }
.block.dark .kicker { color: var(--accent-soft); }

.block-head {
  text-align: center;
  margin-bottom: 26px;
  padding: 0 24px;
}
.block-head h2 {
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.lead {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.tabs {
  display: flex;
  gap: 6px;
  padding: 0 18px;
  margin-bottom: 18px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.tab {
  flex: 1 0 auto;
  padding: 11px 14px;
  font-size: 13px;
  font-weight: 700;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink-soft);
  white-space: nowrap;
  letter-spacing: 0.02em;
  transition: all 200ms ease;
}
.block.dark .tab {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-dark);
  color: rgba(255, 255, 255, 0.7);
}
.tab.active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.block.dark .tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.tab-panel {
  display: none;
  padding: 0 12px;
}
.tab-panel.active { display: block; }
.tab-panel img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(15, 25, 40, 0.12);
}

.full-img {
  padding: 0 12px;
}
.full-img img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(15, 25, 40, 0.18);
}

/* ---- BIG CTA ---------------------------------------------------------- */
.cta-big {
  position: relative;
  padding: 72px 24px;
  background:
    linear-gradient(180deg, rgba(20,30,45,0.85), rgba(20,30,45,0.92)),
    url('assets/img/hero2.png') center/cover no-repeat;
  color: #fff;
  text-align: center;
}
.cta-eyebrow {
  font-size: 11px;
  letter-spacing: 0.36em;
  color: var(--accent-soft);
  font-weight: 700;
  margin-bottom: 10px;
}
.cta-big h2 {
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.cta-desc {
  font-size: 14px;
  line-height: 1.75;
  opacity: 0.9;
  margin-bottom: 26px;
}
.cta-desc strong { color: var(--accent-soft); font-weight: 700; }
.kakao-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  background: var(--kakao);
  color: var(--kakao-ink);
  font-weight: 900;
  font-size: 16px;
  border-radius: 14px;
  box-shadow: var(--shadow);
  letter-spacing: -0.01em;
}
.kakao-btn svg { width: 22px; height: 22px; }
.cta-foot {
  margin-top: 14px;
  font-size: 12px;
  opacity: 0.6;
}

/* ---- CONTACTS --------------------------------------------------------- */
.contacts {
  padding: 64px 22px 80px;
  background: var(--bg-alt);
}
.call-list {
  list-style: none;
  display: grid;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}
.call-list a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 6px 18px rgba(20, 30, 50, 0.06);
  transition: transform 150ms ease, box-shadow 150ms ease;
}
.call-list a:active { transform: scale(0.98); }
.call-list .role {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  flex-shrink: 0;
  width: 70px;
}
.call-list .num {
  flex: 1;
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.call-list .ic {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.call-list .ic svg { width: 16px; height: 16px; }

/* ---- FOOTER ----------------------------------------------------------- */
.footer {
  padding: 36px 24px 110px;
  background: var(--bg-darker);
  color: rgba(255, 255, 255, 0.55);
  text-align: center;
}
.f-brand {
  font-family: 'BMDOHYEON', 'Noto Serif KR', serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--accent-soft);
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}
.f-line {
  font-size: 11px;
  line-height: 1.7;
  margin-bottom: 6px;
}
.f-copy {
  margin-top: 18px;
  font-size: 10px;
  letter-spacing: 0.1em;
  opacity: 0.5;
}

/* ---- FLOATING BUTTONS ------------------------------------------------- */
.float-btns {
  position: fixed;
  right: 16px;
  bottom: 18px;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.float-btns a {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.25);
  transition: transform 180ms ease;
}
.float-btns a:active { transform: scale(0.92); }
.fb-call {
  background: var(--accent);
  color: #fff;
}
.fb-call svg { width: 22px; height: 22px; }
.fb-kakao {
  background: var(--kakao);
  color: var(--kakao-ink);
  position: relative;
}
.fb-kakao svg { width: 26px; height: 26px; }
.fb-kakao::after {
  content: '상담';
  position: absolute;
  top: -6px;
  right: -4px;
  background: #ff3b3b;
  color: #fff;
  font-size: 9px;
  font-weight: 900;
  padding: 3px 6px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

/* ---- DESKTOP TWEAKS --------------------------------------------------- */
@media (min-width: 720px) {
  .hero-title { font-size: 56px; }
  .hero-sub { font-size: 17px; }
  .hero-content { padding: 0 56px 110px; }
  .why-head h2, .block-head h2, .cta-big h2 { font-size: 30px; }
  .why-list { grid-template-columns: 1fr 1fr; }
  .block-head .lead { font-size: 14px; }
  .tabs { max-width: 720px; margin: 0 auto 18px; }
  .tab-panel, .full-img { max-width: 880px; margin: 0 auto; }
}