/* ================================================================
   NAVIGATION v2 — luxury editorial
   Same class names & JS hooks as v1 (kn-nav / scrolled / mobile menu)
   ================================================================ */
.kn-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 22px 48px;
    display: flex; align-items: center; justify-content: space-between;
    transition: all var(--duration-base) var(--ease-out);
}
.kn-nav.scrolled {
    background: rgba(251,250,247,0.92);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 1px 0 var(--kn-line);
    padding: 14px 48px;
}
.kn-nav-logo { display: flex; align-items: center; gap: 12px; z-index: 10; }
.kn-nav .logo-text {
    color: var(--kn-white); transition: color var(--duration-base);
    font-family: var(--font-display); font-size: 19px; letter-spacing: 0.01em;
}
.kn-nav.scrolled .logo-text { color: var(--kn-sand-900); }
.kn-nav.scrolled .logo-svg { color: var(--kn-amber) !important; }
.kn-nav.scrolled .kn-nav-logo img { filter: none !important; }

.kn-nav-links { display: flex; align-items: center; gap: 34px; list-style: none; }
.kn-nav-links a {
    font-family: var(--font-kr); font-size: 13.5px; font-weight: 500;
    color: rgba(255,255,255,0.82); letter-spacing: 0.05em;
    transition: color var(--duration-fast); position: relative;
    padding: 4px 0;
}
.kn-nav-links a::after {
    content: ''; position: absolute; bottom: -2px; left: 50%; width: 0; height: 1px;
    background: var(--kn-amber-light); transform: translateX(-50%);
    transition: width var(--duration-base) var(--ease-out);
}
.kn-nav-links a:hover { color: var(--kn-white); }
.kn-nav-links a:hover::after { width: 100%; }
.kn-nav.scrolled .kn-nav-links a { color: var(--kn-sand-700); }
.kn-nav.scrolled .kn-nav-links a:hover { color: var(--kn-sand-900); }
.kn-nav.scrolled .kn-nav-links a::after { background: var(--kn-amber); }
.kn-nav-links a.kn-nav-active { color: var(--kn-white); }
.kn-nav.scrolled .kn-nav-links a.kn-nav-active { color: var(--kn-amber); }

/* Base .kn-nav-cta — solid ink (safe on any background; also used standalone in page bodies) */
.kn-nav-cta {
    font-family: var(--font-kr); font-size: 12.5px; font-weight: 600;
    padding: 11px 26px; border-radius: var(--radius-full);
    background: var(--kn-ink); color: var(--kn-white);
    border: 1px solid var(--kn-ink);
    letter-spacing: 0.08em;
    transition: all var(--duration-base) var(--ease-out);
    display: inline-flex; align-items: center; gap: 8px;
}
.kn-nav-cta:hover { background: var(--kn-amber); border-color: var(--kn-amber); transform: translateY(-1px); }
/* Inside the transparent hero nav — outlined white */
.kn-nav:not(.scrolled) > .kn-nav-cta {
    background: transparent; color: var(--kn-white);
    border-color: rgba(255,255,255,0.45);
}
.kn-nav:not(.scrolled) > .kn-nav-cta:hover { background: var(--kn-white); color: var(--kn-sand-900); border-color: var(--kn-white); transform: none; }

/* Highlighted nav item (나만의 투어) */
.kn-nav-highlight {
    display: inline-flex !important;
    align-items: center; gap: 6px;
    color: #F2D9B0 !important;  /* bright champagne — readable on amber & ink heroes */
    font-weight: 600 !important;
}
.kn-nav.scrolled .kn-nav-highlight { color: var(--kn-amber) !important; }
.kn-nav-highlight::after { background: var(--kn-amber) !important; }

/* NEW badge — quiet dot, luxury restraint */
.kn-nav-new {
    display: inline-block;
    font-family: var(--font-body); font-size: 8.5px; font-weight: 700;
    letter-spacing: 0.14em;
    padding: 2px 7px; border-radius: var(--radius-full);
    background: transparent; color: var(--kn-amber-light);
    border: 1px solid currentColor;
    line-height: 1.4; vertical-align: 2px;
}
.kn-nav.scrolled .kn-nav-new { color: var(--kn-amber); }

.kn-hamburger { display: none; flex-direction: column; gap: 5px; z-index: 10; padding: 4px; }
.kn-hamburger span { width: 24px; height: 1.5px; background: var(--kn-white); border-radius: 2px; transition: all 0.3s; }
.kn-nav.scrolled .kn-hamburger span { background: var(--kn-sand-800); }

/* Mobile Menu — full ink overlay */
.kn-mobile-menu {
    position: fixed; inset: 0; z-index: 999;
    background: rgba(22,17,12,0.98); backdrop-filter: blur(30px);
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 30px;
    opacity: 0; visibility: hidden; transition: all 0.45s var(--ease-out);
}
.kn-mobile-menu.open,
.kn-mobile-menu.active { opacity: 1; visibility: visible; }
.kn-mobile-menu a {
    font-family: var(--font-display-kr); font-size: 24px; font-weight: 400;
    color: var(--kn-white); opacity: 0.85; transition: all 0.3s;
    letter-spacing: 0.02em;
}
.kn-mobile-menu a:hover { opacity: 1; color: var(--kn-amber-light); }
.kn-mobile-menu .kn-nav-cta { font-size: 13px; font-family: var(--font-kr); }

/* ================================================================
   Language switcher (KO / EN …) — injected into nav by js/i18n/i18n.js
   ================================================================ */
.kn-lang-switch {
    display: flex; align-items: center; gap: 2px;
    padding: 3px; border-radius: var(--radius-full);
    border: 1px solid rgba(255,255,255,0.35);
    margin-left: 20px;
}
.kn-nav.scrolled .kn-lang-switch { border-color: var(--kn-line); }
.kn-lang-btn {
    font-family: var(--font-kr); font-size: 11.5px; font-weight: 600;
    letter-spacing: 0.04em; line-height: 1;
    padding: 6px 11px; border-radius: var(--radius-full);
    border: 0; background: transparent; cursor: pointer;
    color: rgba(255,255,255,0.8); transition: all var(--duration-fast);
}
.kn-lang-btn:hover { color: var(--kn-white); }
.kn-nav.scrolled .kn-lang-btn { color: var(--kn-sand-600); }
.kn-nav.scrolled .kn-lang-btn:hover { color: var(--kn-sand-900); }
.kn-lang-btn.active { background: var(--kn-amber); color: var(--kn-white); }
.kn-nav.scrolled .kn-lang-btn.active { color: var(--kn-white); }

/* Mobile switcher lives inside the overlay menu */
.kn-lang-switch-mobile {
    margin-left: 0; margin-top: 8px;
    border-color: rgba(255,255,255,0.3);
}
.kn-lang-switch-mobile .kn-lang-btn { font-size: 15px; padding: 8px 20px; color: rgba(255,255,255,0.85); }
.kn-lang-switch-mobile .kn-lang-btn.active { color: var(--kn-white); }

/* Mobile nav collapse — lives here (not responsive.css) so every page gets it */
@media (max-width: 900px) {
    .kn-nav { padding: 16px 22px; }
    .kn-nav.scrolled { padding: 10px 22px; }
    .kn-nav-links, .kn-nav > .kn-nav-cta, .kn-nav > .kn-lang-switch { display: none; }
    .kn-hamburger { display: flex; }
}
.kn-lang-switch-mobile { display: flex !important; }