/* =========================================================
   법률사무소 삼청 - Common Stylesheet
   ========================================================= */

:root {
  --color-navy-950: #0a1128;
  --color-navy-900: #0d1b3e;
  --color-navy-800: #142a5c;
  --color-navy-700: #1c3a75;
  --color-navy-600: #274a8f;
  --color-gold-500: #c9a24b;
  --color-gold-400: #d8b968;
  --color-gold-100: #f3e6c4;
  --color-gray-900: #1a1c22;
  --color-gray-700: #4b4f58;
  --color-gray-500: #7a7e88;
  --color-gray-300: #c9ccd3;
  --color-gray-100: #f2f3f6;
  --color-white: #ffffff;

  --font-serif: "Noto Serif KR", serif;
  --font-sans: "Noto Sans KR", "Pretendard", sans-serif;

  --max-width: 1200px;
  --header-height: 88px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-gray-900);
  background: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { padding: 0; margin: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--color-gold-500);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-tag::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--color-gold-500);
  display: inline-block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--color-navy-900);
  margin: 0 0 16px;
  letter-spacing: -0.5px;
}

.section-desc {
  color: var(--color-gray-700);
  font-size: 15.5px;
  max-width: 640px;
  margin: 0 0 40px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 2px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.4px;
  transition: all 0.25s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-gold {
  background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-500));
  color: var(--color-navy-950);
}
.btn-gold:hover { background: var(--color-gold-500); transform: translateY(-2px); }
.btn-outline {
  border: 1px solid rgba(255,255,255,0.5);
  color: var(--color-white);
  background: transparent;
}
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-navy {
  background: var(--color-navy-800);
  color: var(--color-white);
}
.btn-navy:hover { background: var(--color-navy-700); }
.btn-line {
  border: 1px solid var(--color-navy-800);
  color: var(--color-navy-800);
  background: transparent;
}
.btn-line:hover { background: var(--color-navy-800); color: var(--color-white); }
.btn-sm { padding: 10px 20px; font-size: 13px; }
.btn-block { width: 100%; }

/* =========================================================
   Header
   ========================================================= */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  background: rgba(10,17,40,0.0);
  transition: background 0.35s ease, box-shadow 0.35s ease, height 0.3s ease;
}
#site-header.scrolled,
#site-header.solid {
  background: rgba(10,17,40,0.96);
  box-shadow: 0 2px 18px rgba(0,0,0,0.18);
  height: 76px;
}
.header-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-white);
}
.brand-logo-img { height: 42px; width: auto; display: block; }
.brand-text {
  display: none;
}

.main-nav { display: flex; height: 100%; }
.main-nav > ul { display: flex; height: 100%; gap: 6px; }
.main-nav > ul > li {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
}
.main-nav > ul > li > a {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 22px;
  color: var(--color-white);
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 0.3px;
  position: relative;
}
.main-nav > ul > li > a::after {
  content: "";
  position: absolute;
  bottom: 0; left: 22px; right: 22px;
  height: 3px;
  background: var(--color-gold-500);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}
.main-nav > ul > li:hover > a::after,
.main-nav > ul > li.active > a::after { transform: scaleX(1); }
.main-nav > ul > li.active > a { color: var(--color-gold-400); }

.sub-menu {
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 190px;
  background: var(--color-white);
  box-shadow: 0 14px 32px rgba(10,17,40,0.18);
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.22s ease;
  border-radius: 3px;
}
.main-nav > ul > li:hover .sub-menu {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.sub-menu li a {
  display: block;
  padding: 10px 22px;
  color: var(--color-gray-900);
  font-size: 14px;
  white-space: nowrap;
}
.sub-menu li a:hover { background: var(--color-gray-100); color: var(--color-navy-800); }

.header-cta { display: flex; align-items: center; gap: 14px; }
.header-tel {
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.3px;
  display: flex; align-items: center; gap: 8px;
}
.header-tel i { color: var(--color-gold-400); }

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  border: none; background: transparent;
  color: var(--color-white);
  font-size: 22px;
  align-items: center; justify-content: center;
}

/* =========================================================
   Page Banner (sub pages)
   ========================================================= */
.page-banner {
  position: relative;
  margin-top: 0;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-navy-950), var(--color-navy-700));
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(201,162,75,0.18), transparent 55%);
}
.page-banner .banner-inner { position: relative; z-index: 2; }
.page-banner .eng-tag {
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--color-gold-400);
  font-weight: 700;
  margin-bottom: 14px;
}
.page-banner h1 {
  font-family: var(--font-serif);
  font-size: 40px;
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13.5px;
  color: rgba(255,255,255,0.75);
}
.breadcrumb a { color: rgba(255,255,255,0.75); }
.breadcrumb a:hover { color: var(--color-gold-400); }
.breadcrumb .sep { opacity: 0.5; }

/* =========================================================
   Footer
   ========================================================= */
#site-footer {
  background: var(--color-navy-950);
  color: rgba(255,255,255,0.72);
  padding: 64px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-brand .brand-logo-img { height: 36px; }
.footer-desc { font-size: 13.8px; line-height: 1.9; max-width: 320px; color: rgba(255,255,255,0.55); }
.footer-col h4 {
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 18px;
  letter-spacing: 0.3px;
}
.footer-col ul li { margin-bottom: 11px; font-size: 13.8px; }
.footer-col ul li a:hover { color: var(--color-gold-400); }
.footer-info li { display: flex; gap: 8px; font-size: 13.8px; margin-bottom: 11px; }
.footer-info li strong { color: rgba(255,255,255,0.9); min-width: 44px; font-weight: 600; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 22px 0;
  font-size: 12.8px;
  color: rgba(255,255,255,0.4);
}
.footer-sns { display: flex; gap: 10px; }
.footer-sns a {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: all 0.2s ease;
}
.footer-sns a:hover { background: var(--color-gold-500); color: var(--color-navy-950); border-color: var(--color-gold-500); }

/* =========================================================
   Floating quick menu
   ========================================================= */
.quick-menu {
  position: fixed;
  right: 26px;
  bottom: 30px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.quick-menu a, .quick-menu button {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--color-navy-900);
  color: var(--color-white);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 11px;
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
  transition: all 0.2s ease;
}
.quick-menu a i, .quick-menu button i { font-size: 18px; margin-bottom: 2px; }
.quick-menu a:hover, .quick-menu button:hover { background: var(--color-gold-500); color: var(--color-navy-950); transform: translateY(-3px); }
.quick-menu .qm-top { background: rgba(255,255,255,0.9); color: var(--color-navy-900); }

/* =========================================================
   Utility
   ========================================================= */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.gold { color: var(--color-gold-500); }

/* =========================================================
   Mobile Menu
   ========================================================= */
.mobile-menu {
  position: fixed;
  top: 0; right: -320px;
  width: 300px; height: 100%;
  background: var(--color-navy-950);
  z-index: 1100;
  padding: 100px 30px 30px;
  transition: right 0.3s ease;
  box-shadow: -10px 0 30px rgba(0,0,0,0.3);
}
.mobile-menu.open { right: 0; }
.mobile-menu ul li { border-bottom: 1px solid rgba(255,255,255,0.1); }
.mobile-menu ul li a {
  display: block;
  padding: 16px 4px;
  color: #fff;
  font-size: 17px;
  font-weight: 600;
}
.mobile-tel {
  margin-top: 30px;
  color: var(--color-gold-400);
  font-size: 16px;
  font-weight: 700;
  display: flex; align-items: center; gap: 10px;
}
body.menu-open { overflow: hidden; }

@media (max-width: 1024px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .header-tel { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

.reveal { opacity: 0; transform: translateY(24px); transition: all 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 640px) {
  .footer-top { grid-template-columns: 1fr; }
  .page-banner h1 { font-size: 30px; }
  .section-title { font-size: 27px; }
}