/* ================================================================
   CASINO PRECIOUS — header.css
   ================================================================ */

/* ── ヘッダー本体 ─────────────────────────────────────────────── */
.cp-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--cp-header-h);
  background: rgba(11,11,11,0.96);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.3s ease;
}
.cp-header.is-scrolled {
  border-color: var(--cp-border);
}

.cp-header__inner {
  max-width: 1080px;
  margin-inline: auto;
  padding-inline: 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

/* ── ロゴ ─────────────────────────────────────────────────────── */
.cp-header__logo {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  flex-shrink: 0;
}
.cp-header__logo-main {
  font-family: var(--cp-font-display);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--cp-white);
}
.cp-header__logo-sub {
  font-size: 0.48rem;
  letter-spacing: 0.12em;
  color: var(--cp-gold);
  margin-top: 2px;
  white-space: nowrap;
}

/* ── PCナビゲーション ─────────────────────────────────────────── */
.cp-header__nav {
  display: none;
}
.cp-header__nav ul {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.cp-header__nav a {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--cp-muted);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.cp-header__nav a:hover {
  color: var(--cp-white);
  border-color: var(--cp-gold);
}

/* お問い合わせはボタン風 */
.cp-header__nav .nav-contact a {
  color: var(--cp-gold);
  border: 1px solid var(--cp-gold-dim);
  border-bottom: 1px solid var(--cp-gold-dim);
  padding: 0.4rem 1rem;
  transition: background 0.2s ease, color 0.2s ease;
}
.cp-header__nav .nav-contact a:hover {
  background: var(--cp-gold-faint);
  color: var(--cp-gold-light);
}

/* ── ハンバーガーボタン ───────────────────────────────────────── */
.cp-hamburger {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
}
.cp-hamburger__line {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--cp-white);
  transition: transform 0.3s var(--cp-ease-out), opacity 0.25s ease, width 0.3s ease;
  transform-origin: center;
}
.cp-hamburger[aria-expanded="true"] .cp-hamburger__line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.cp-hamburger[aria-expanded="true"] .cp-hamburger__line:nth-child(2) {
  opacity: 0;
  width: 0;
}
.cp-hamburger[aria-expanded="true"] .cp-hamburger__line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ── ドロワーメニュー ─────────────────────────────────────────── */
.cp-drawer {
  position: fixed;
  top: var(--cp-header-h);
  left: 0; right: 0; bottom: 0;
  z-index: 999;
  background: var(--cp-charcoal);
  transform: translateX(100%);
  transition: transform 0.38s var(--cp-ease-out);
  overflow-y: auto;
  padding: 1.5rem 1.25rem 6rem;
  visibility: hidden;
}
.cp-drawer.is-open {
  transform: translateX(0);
  visibility: visible;
}

.cp-drawer__nav li {
  border-bottom: 1px solid var(--cp-border);
}
.cp-drawer__nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  color: var(--cp-white);
  text-decoration: none;
}
.cp-drawer__nav a::after {
  content: '›';
  color: var(--cp-gold);
  font-size: 1.1rem;
}
.cp-drawer__nav a:hover { color: var(--cp-gold); }

.cp-drawer__cta {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* ── PC表示切り替え ───────────────────────────────────────────── */
@media (min-width: 900px) {
  .cp-header__nav  { display: block; }
  .cp-hamburger    { display: none; }
  .cp-drawer       { display: none; }
  .cp-header__inner { padding-inline: 2rem; }
}