/* ==========================================================================
   Layout — header / nav / drawer / footer / floating CTA
   레퍼런스: 밝은 헤더 + 우측 "진료 예약" 버튼
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(253, 251, 247, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow var(--dur) var(--ease);
}

.site-header.is-scrolled {
  box-shadow: 0 2px 14px rgba(31, 46, 28, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  min-height: var(--header-h);
}

/* ---------- Brand ---------- */
/* 로고 아래에 영문을 두 줄로 배치합니다. */
.brand {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  flex-shrink: 0;
  color: var(--ink-900);
}

.brand__mark {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  color: var(--green-600);
}

/* 원장님이 주신 원본 로고(가로형). 글씨체가 로고 그대로 유지됩니다.
   마스크로 넣어야 헤더는 초록, 푸터는 금색으로 색이 따라옵니다. */
.brand__logo {
  height: 30px;
  width: 191px;
  flex-shrink: 0;
  background-color: var(--green-600);
  -webkit-mask: url("../img/brand/logo-horizontal.svg") no-repeat center / contain;
  mask: url("../img/brand/logo-horizontal.svg") no-repeat center / contain;
}

.brand__text {
  display: flex;
  flex-direction: column;
  align-self: stretch;
  width: 100%;
  line-height: 1.12;
}

.brand__kr {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--ink-900);
}

/* 한글 '이' 가 시작되는 지점에 맞춥니다(로고 191px 기준). */
.brand__en {
  padding-left: 36px;
  font-size: 0.5rem;
  letter-spacing: 0.055em;
  color: var(--gold-600);
  font-weight: 600;
  text-transform: uppercase;
}

/* ---------- Desktop nav ---------- */
.nav {
  display: none;
  margin-left: auto;
  align-items: center;
  gap: clamp(var(--sp-2), 1.1vw, var(--sp-4));
}

.nav__link {
  position: relative;
  padding: var(--sp-2) 2px;
  font-size: 0.88rem;
  white-space: nowrap;
  font-weight: 600;
  color: var(--ink-700);
  transition: color var(--dur-fast) var(--ease);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--green-600);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--green-900);
}

.nav__link:hover::after,
.nav__link[aria-current="page"]::after {
  transform: scaleX(1);
}

/* ---------- Header actions ---------- */
.header-actions {
  display: none;
  align-items: center;
  gap: var(--sp-3);
  margin-left: var(--sp-2);
}

.header-tel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.header-tel svg {
  width: 14px;
  height: 14px;
  color: var(--gold-600);
}

.header-questionnaire { border-radius: var(--r-pill); white-space: nowrap; }
@media (min-width:1180px) and (max-width:1399px) {
  .header-actions .header-tel { display: none; }
}

/* ---------- Hamburger ---------- */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border-radius: var(--r-md);
  color: var(--ink-900);
}

.nav-toggle span {
  position: relative;
  display: block;
  width: 20px;
  height: 1.6px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur-fast);
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 1.6px;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--dur) var(--ease);
}
.nav-toggle span::before {
  top: -6px;
}
.nav-toggle span::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] span {
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span::before {
  transform: translateY(6px) rotate(-90deg);
}
.nav-toggle[aria-expanded="true"] span::after {
  opacity: 0;
}

/* ---------- Mobile drawer ---------- */
.drawer {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: var(--z-drawer);
  background: var(--bg-page);
  padding: var(--sp-6) 0 var(--sp-20);
  overflow-y: auto;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease),
    visibility 0s linear var(--dur);
}

.drawer.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease),
    visibility 0s;
}

.drawer__group + .drawer__group {
  margin-top: var(--sp-6);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line);
}

.drawer__label {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold-600);
  text-transform: uppercase;
  margin-bottom: var(--sp-2);
}

.drawer__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding-block: var(--sp-2);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink-900);
  border-bottom: 1px solid var(--line);
}

.drawer__link[aria-current="page"] {
  color: var(--green-600);
}

.drawer__link::after {
  content: "→";
  color: var(--ink-400);
  font-size: 0.88rem;
}

.drawer__cta {
  margin-top: var(--sp-6);
  display: grid;
  gap: var(--sp-3);
}

body.is-locked {
  overflow: hidden;
}

/* ---------- Floating mobile CTA ---------- */
.cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-cta);
  display: grid;
  grid-template-columns: 1fr 1fr;
  box-shadow: 0 -2px 14px rgba(31, 46, 28, 0.12);
  padding-bottom: env(safe-area-inset-bottom);
}

.cta-bar__item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 54px;
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  background: var(--green-900);
  color: #fff;
}

.cta-bar__item svg {
  width: 16px;
  height: 16px;
}

.cta-bar__item + .cta-bar__item {
  background: var(--gold-600);
  color: #fff;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--green-900);
  color: rgba(255, 255, 255, 0.62);
  padding-block: var(--sp-16) var(--sp-10);
  font-size: var(--fs-sm);
}

.footer-top {
  display: grid;
  gap: var(--sp-10);
  padding-bottom: var(--sp-10);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand .brand__mark {
  color: var(--gold-400);
}
.footer-brand .brand__logo {
  background-color: var(--gold-400);
}
.footer-brand .brand__kr {
  color: #fff;
}
.footer-brand .brand__en {
  color: var(--gold-400);
}

.footer-tagline {
  margin-top: var(--sp-4);
  color: rgba(255, 255, 255, 0.62);
  font-size: var(--fs-sm);
  line-height: 1.85;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-8);
}

.footer-nav__label {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold-400);
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
}

.footer-nav__list {
  display: grid;
  gap: var(--sp-3);
}

.footer-nav__list a {
  color: rgba(255, 255, 255, 0.62);
  transition: color var(--dur-fast) var(--ease);
}
.footer-nav__list a:hover {
  color: #fff;
}

.footer-legal {
  padding-top: var(--sp-8);
  display: grid;
  gap: var(--sp-2);
  font-size: 0.8rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal dl {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-5);
  margin: 0;
}
.footer-legal dt {
  color: rgba(255, 255, 255, 0.68);
  font-weight: 600;
}
.footer-legal dd {
  margin: 0 var(--sp-3) 0 0;
}

.footer-disclaimer {
  margin-top: var(--sp-4);
  padding-top: var(--sp-4);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.78rem;
}

body {
  padding-bottom: 54px;
}

/* ==========================================================================
   Desktop
   ========================================================================== */
@media (min-width: 1180px) {
  .nav,
  .header-actions {
    display: flex;
  }

  .nav-toggle,
  .drawer,
  .cta-bar {
    display: none;
  }

  body {
    padding-bottom: 0;
  }

  .footer-top {
    grid-template-columns: 1.05fr 1.45fr;
    gap: var(--sp-16);
  }

  .footer-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Category dropdowns */
.nav__group { position: relative; display: flex; align-items: center; }
.nav__expand { display: grid; place-items: center; width: 22px; height: 36px; padding: 0; border: 0; background: transparent; color: var(--ink-600); cursor: pointer; }
.nav__expand svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.5; transition: transform 160ms ease; }
.nav__expand[aria-expanded="true"] svg { transform: rotate(180deg); }
.nav__group.is-open > .nav__link, .nav__group.is-open > .nav__expand { color: var(--gold-600); }
.nav__submenu { position: absolute; top: 100%; left: -18px; width: 212px; padding: 10px; margin: 0; list-style: none; border: 1px solid var(--gold-200, #e5dacb); border-radius: 16px; background: #fff; box-shadow: 0 14px 32px rgb(45 38 27 / 12%); z-index: 10; }
.nav__submenu[hidden] { display: none; }
.nav__submenu a { display: block; padding: 10px 12px; border-radius: 8px; font-size: .9rem; line-height: 1.6; color: var(--ink-600); }
.nav__submenu a:hover, .nav__submenu a:focus-visible { color: var(--green-900); background: var(--gold-050); }
.nav__expand:focus-visible { outline: 2px solid var(--green-900); outline-offset: 2px; border-radius: 4px; }