/* =========================
   RESET
========================= */

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

/* =========================
   VARIABLES
========================= */

:root {
  --color-white: #ffffff;
  --color-black: #000000;
  --color-primary: #d0021b;
  --color-gold: #f2c94c;
  --color-border: #d9d9d9;
  --color-divider: #e6e6e6;
  --color-shadow: rgba(0, 0, 0, 0.09);

  --layout-max-width: 1300px;
  --mobile-breakpoint: 768px;
}

/* =========================
   BASE
========================= */

body {
  font-family: Arial, Helvetica, sans-serif;
  background-color: #f5f5f5;
  color: var(--color-black);
  font-size: 18px;
  overflow-x: clip;
  cursor: default;
  user-select: none;
  -webkit-user-select: none;
}

html {
  overflow-x: clip;
}

body.mobile-menu-is-open {
  overflow: hidden;
}

a,
button {
  user-select: none;
  -webkit-user-select: none;
}

/* =========================
   HEADER WRAPPER
========================= */

.site-header {
  position: sticky;
  padding-top: 8px;
  top: 0;
  z-index: 1000;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(201, 162, 39, 0.34);
  transition:
    background-color 0.24s ease,
    border-color 0.24s ease;
}

.site-header.scrolled {
  background-color: transparent;
  border-bottom: none;
}

/* =========================
   HEADER CONTAINER
========================= */

.header-container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
  min-height: 119px;

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 27px;

  background-color: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);

  transition:
    max-width 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    margin-top 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    min-height 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    padding 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    gap 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    border-radius 0.34s cubic-bezier(0.22, 1, 0.36, 1),
    background-color 0.34s ease,
    backdrop-filter 0.34s ease,
    box-shadow 0.34s ease,
    border-color 0.34s ease;
}

/* =========================
   DESKTOP SCROLL ISLAND
========================= */

.site-header.scrolled .header-container {
  max-width: 816px;
  margin-top: 0px;
  min-height: 81px;
  padding: 0 22px;
  gap: 19px;

  background-color: rgba(255, 255, 255, 0.62);
  outline: 1px solid var(--color-gold);
  box-shadow:
  0 8px 24px var(--color-shadow),
  0 0 0 0.5px rgba(201, 162, 39, 0.2),
  inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border-radius: 999px;

  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);

  box-shadow:
    0 8px 24px var(--color-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.30);
}

/* =========================
   LOGO AREA
========================= */

.logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-right: 14px;
  border-right: 1px solid rgba(0, 0, 0, 0.08);
  text-decoration: none;
  color: var(--color-black);
  flex-shrink: 0;
  min-width: 0;
  transition:
    gap 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    padding-right 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.3s ease;
}

.site-header.scrolled .logo-area {
  gap: 9px;
  padding-right: 12px;
}

.logo-img {
  height: 77px;
  width: auto;
  display: block;
  transition:
    transform 0.25s ease,
    height 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.logo-img:hover {
  transform: scale(1.02);
}

.site-header.scrolled .logo-img {
  height: 55px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.logo-title {
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.1;
  transition:
    font-size 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    letter-spacing 0.28s ease;
}

.site-header.scrolled .logo-title {
  font-size: 1.06rem;
  letter-spacing: 0.01em;
}

.logo-subtitle {
  font-size: 0.94rem;
  line-height: 1.1;
  margin-top: 2px;
  color: var(--color-primary);
  font-style: italic;
  opacity: 0.85;
  transition:
    font-size 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.28s ease,
    letter-spacing 0.28s ease;
}

.site-header.scrolled .logo-subtitle {
  font-size: 0.77rem;
  opacity: 0.8;
  letter-spacing: 0.01em;
}

/* =========================
   NAVIGATION DESKTOP
========================= */

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  transition: gap 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.site-header.scrolled .main-nav {
  gap: 9px;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--color-black);
  font-size: 1.17rem;
  font-weight: 600;
  padding: 7px 0;
  border-radius: 999px;
  transition:
    color 0.25s ease,
    transform 0.25s ease,
    padding 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    background-color 0.28s ease,
    box-shadow 0.28s ease;
}

.nav-link:hover {
  color: var(--color-primary);
  transform: translateY(-2px);
}

.nav-link.active {
  color: var(--color-primary);
}

.site-header.scrolled .nav-link {
  padding: 7px 12px;
}

.site-header.scrolled .nav-link:hover {
  background-color: rgba(255, 255, 255, 0.35);
}

.site-header.scrolled .nav-link.active {
  background-color: rgba(208, 2, 27, 0.12);
  box-shadow: inset 0 0 0 1px rgba(208, 2, 27, 0.12);
}

/* =========================
   UNDERLINE
========================= */

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 3px;
  background-color: var(--color-primary);
  border-radius: 999px;
  transition:
    width 0.25s ease,
    opacity 0.25s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.site-header.scrolled .nav-link::after {
  opacity: 0;
  width: 0;
}

/* =========================
   MOBILE MENU BUTTON
========================= */

.mobile-menu-toggle {
  display: none;
  width: 41px;
  height: 41px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  background-color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  flex-shrink: 0;

  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;

  transition:
    background-color 0.25s ease,
    border-color 0.25s ease,
    transform 0.2s ease;
}

.mobile-menu-toggle:hover {
  transform: translateY(-1px);
  background-color: rgba(255, 255, 255, 1);
}

.mobile-menu-line {
  display: block;
  width: 17px;
  height: 2px;
  background-color: var(--color-black);
  border-radius: 999px;
  transition:
    transform 0.25s ease,
    opacity 0.25s ease;
}

/* =========================
   MOBILE
========================= */

@media (max-width: 768px) {
  .site-header {
    border-bottom: 1px solid rgba(201, 162, 39, 0.34);
    z-index: 1200;
  }

  .site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid rgba(201, 162, 39, 0.34);
  }

  .header-container {
    max-width: 100%;
    min-height: 71px;
    padding: 0 14px;
    gap: 14px;
    flex-wrap: nowrap;
    background-color: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
  }

  .site-header.scrolled .header-container {
    max-width: 100%;
    min-height: 71px;
    margin-top: 0;
    padding: 0 14px;
    gap: 14px;
    background-color: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
  }

  .logo-area {
    flex: 1;
    min-width: 0;
    border-right: none;
    padding-right: 0;
    gap: 9px;
  }

  .logo-img {
    height: 44px;
  }

  .site-header.scrolled .logo-img {
    height: 44px;
  }

  .logo-title {
    font-size: 0.98rem;
  }

  .site-header.scrolled .logo-title {
    font-size: 0.85rem;
  }

  .logo-subtitle {
    font-size: 0.66rem;
  }

  .site-header.scrolled .logo-subtitle {
    font-size: 0.66rem;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    position: relative;
    z-index: 1202;
  }

  .main-nav {
    position: fixed;
    inset: 0;
    z-index: 1201;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(24px, 5vh, 42px);
    width: 100%;
    min-height: 100dvh;
    padding: 104px 24px 48px;
    overflow-y: auto;
    background:
      linear-gradient(rgba(0, 0, 0, 0.51), rgba(0, 0, 0, 0.59)),
      radial-gradient(circle at 50% 24%, rgba(242, 201, 76, 0.18), transparent 38%),
      linear-gradient(135deg, rgba(72, 0, 9, 0.55), rgba(0, 0, 0, 0.65));
    backdrop-filter: blur(9px) saturate(1.08);
    -webkit-backdrop-filter: blur(9px) saturate(1.08);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-12px);
    transition:
      opacity 0.28s ease,
      visibility 0.28s ease,
      transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .site-header.scrolled .main-nav {
    gap: clamp(24px, 5vh, 42px);
  }

  .site-header.mobile-menu-open .main-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-link {
    width: auto;
    min-width: min(280px, 78vw);
    justify-content: center;
    padding: 0;
    border-radius: 0;
    background-color: transparent;
    color: rgba(255, 255, 255, 0.92);
    font-size: clamp(1.42rem, 5.6vw, 2.1rem);
    font-weight: 750;
    line-height: 1.18;
    text-align: center;
    text-transform: uppercase;
    transform: none;
    text-shadow:
      0 8px 24px rgba(0, 0, 0, 0.58),
      0 0 18px rgba(201, 162, 39, 0.12);
    letter-spacing: 0.02em;
  }

  .nav-link:hover {
    color: rgba(255, 235, 176, 0.98);
    transform: translateY(-1px);
    background-color: transparent;
  }

  .nav-link.active {
    color: rgba(242, 201, 76, 1);
    background-color: transparent;
    text-shadow:
      0 8px 24px rgba(0, 0, 0, 0.6),
      0 0 22px rgba(242, 201, 76, 0.3);
  }

  .site-header.mobile-menu-open .nav-link.active {
    position: relative;
    min-width: 0;
    padding: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    transform: translateX(-0.46em);
  }

  .site-header.mobile-menu-open .nav-link.active::before {
    position: static;
    display: inline-flex;
    color: rgba(242, 201, 76, 0.95);
    font-size: 0.78em;
    line-height: 1;
    text-shadow: 0 0 16px rgba(242, 201, 76, 0.32);
    content: "♪";
    margin-right: 0.14em;
    transform: rotate(-8deg);
  }

  .nav-link::after {
    display: none;
  }

  .site-header.scrolled .nav-link {
    padding: 0;
  }

  .site-header.scrolled .nav-link:hover {
    background-color: transparent;
  }

  .site-header.scrolled .nav-link.active {
    background-color: transparent;
    box-shadow: none;
  }

  .site-header.mobile-menu-open {
    background-color: transparent;
    border-bottom-color: transparent;
  }

  .site-header.mobile-menu-open .header-container {
    position: relative;
    z-index: 1202;
  }

  .site-header.mobile-menu-open .logo-area {
    color: var(--color-white);
  }

  .site-header.mobile-menu-open .logo-subtitle {
    color: var(--color-gold);
  }

  .site-header.mobile-menu-open .mobile-menu-toggle {
    background-color: rgba(255, 255, 255, 0.16);
    border-color: rgba(242, 201, 76, 0.42);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }

  .site-header.mobile-menu-open .mobile-menu-line {
    background-color: var(--color-white);
  }

  .site-header.mobile-menu-open .mobile-menu-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-header.mobile-menu-open .mobile-menu-line:nth-child(2) {
    opacity: 0;
  }

  .site-header.mobile-menu-open .mobile-menu-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* =========================
   HEADER SMART LAYER
========================= */

.site-header.header-smart-warm,
.site-header.header-smart-warm .header-container {
  will-change: transform, background-color, box-shadow, border-color;
}

.nav-link.header-smart-intent {
  will-change: transform, color, background-color, box-shadow;
}

.nav-link.header-smart-intent {
  color: var(--color-primary);
}

.site-header.scrolled .nav-link.header-smart-intent {
  background-color: rgba(255, 255, 255, 0.38);
  box-shadow: inset 0 0 0 1px rgba(208, 2, 27, 0.1);
}

.site-header:not(.header-smart-warm) .header-container,
.site-header:not(.header-smart-warm) .nav-link {
  will-change: auto;
}

@media (max-width: 768px) {
  .site-header.mobile-menu-open .nav-link.header-smart-intent,
  .site-header.mobile-menu-open .nav-link:hover {
    color: rgba(242, 201, 76, 1);
    background-color: transparent;
    box-shadow: none;
  }
}