/* ============================================================
   NAV (fixed, brand, links, paper overrides)
   Auto-extracted from index.html (single source of truth).
   Edit here; index.html only links these files.
   ============================================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: border-color 320ms cubic-bezier(0.16, 1, 0.3, 1),
                background 320ms cubic-bezier(0.16, 1, 0.3, 1),
                backdrop-filter 320ms cubic-bezier(0.16, 1, 0.3, 1);
}
.nav.scrolled {
    border-bottom-color: var(--hairline);
    background: rgba(245, 241, 237, 0.92);
    backdrop-filter: saturate(140%) blur(8px);
    -webkit-backdrop-filter: saturate(140%) blur(8px);
}
.nav_inner {
    max-width: 1440px;
    margin: 0 auto;
    padding: 18px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    transition: padding 320ms cubic-bezier(0.16, 1, 0.3, 1);
}
.nav.scrolled .nav_inner { padding: 14px 48px; }

.nav:not(.scrolled) .nav_brand,
.nav:not(.scrolled) .nav_brand_glyph,
.nav:not(.scrolled) .nav_brand_word { color: var(--paper); }
.nav:not(.scrolled) .nav_links a { color: rgba(245, 241, 237, 0.72); }
.nav:not(.scrolled) .nav_links a:hover { color: var(--paper); }
.nav:not(.scrolled) .nav_cta { background: var(--paper); color: var(--ink); }
.nav:not(.scrolled) .nav_cta:hover { background: #fff; color: var(--ink); }

/* Logo glyph nad ciemnym hero (przed scrollem) - jasne kropki/iskra.
   Override nadpisuje brand-logo-animation.md tylko w obrębie nav.scrolled=false. */
.nav:not(.scrolled) .entropic_logo.active .el_dot:nth-child(4),
.nav:not(.scrolled) .entropic_logo.active .el_dot:nth-child(5),
.nav:not(.scrolled) .entropic_logo.active .el_dot:nth-child(6),
.nav:not(.scrolled) .entropic_logo.active .el_dot:nth-child(7) { fill: var(--paper); }
.nav:not(.scrolled) .entropic_logo.active .el_spark { fill: #E89882; }
.nav:not(.scrolled) .entropic_logo.active .el_line { stroke: var(--paper); }
.nav_brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
}
.nav_brand_glyph { color: var(--ink); }
.nav_brand_word {

    font-family: "Cormorant Garamond", "EB Garamond", Georgia, serif;
    font-style: normal;
    font-variation-settings: "opsz" 144;
    font-weight: 500;
    font-size: 26px;
    letter-spacing: -0.01em;
    line-height: 1;
}
.nav_links {
    display: flex;
    gap: 32px;
    align-items: center;
}
.nav_links a {
    font-family: var(--sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-mid);
    transition: color 180ms ease;
}
.nav_links a:hover { color: var(--ink); }
.nav_cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--ink);
    color: var(--paper-hi);
    border-radius: 999px;
    font-family: var(--sans);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.005em;
    transition: background 180ms ease, transform 180ms ease;
}
.nav_cta:hover { background: var(--navy-deep); transform: translateY(-1px); }
.nav_cta:active { transform: translateY(0); }

@media (max-width: 880px) {
    :root { --nav-h: 64px; }
    .nav_inner { padding: 14px 24px; }
    .nav.scrolled .nav_inner { padding: 12px 24px; }
    .nav_links { display: none; }
}
.nav_brand_tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 7px;
    margin-left: 14px;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-soft);
    border: 1px solid var(--hairline-2);
    border-radius: 3px;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
}
.nav_brand_tag .nav_brand_flag { font-size: 12px; letter-spacing: 0; }
@media (max-width: 860px) { .nav_brand_tag { display: none; } }

.nav:not(.scrolled) .nav_brand_tag {
    color: rgba(245, 241, 237, 0.72);
    border-color: rgba(245, 241, 237, 0.24);
}