/* ── Header: minimal-line ────────────────────────────── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-h);
    background-color: transparent;
    border-bottom: 1px solid var(--c-border);
    transition: background-color var(--dur) var(--ease), backdrop-filter var(--dur) var(--ease);
}

.site-header.is-scrolled {
    background-color: rgba(11, 14, 26, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--s-24);
}

/* ── Logo ────────────────────────────────────────────── */
.site-logo {
    display: flex;
    align-items: center;
    gap: var(--s-8);
    font-family: var(--f-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--c-white);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
}

.site-logo img,
.site-logo svg {
    height: 28px;
    width: auto;
}

/* ── Desktop Nav ─────────────────────────────────────── */
.nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--s-32);
}

.nav-desktop__link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--c-text-dim);
    transition: color var(--dur) var(--ease);
    text-decoration: none;
}

.nav-desktop__link:hover,
.nav-desktop__link.is-active {
    color: var(--c-white);
}

.nav-desktop__cta {
    margin-left: var(--s-8);
}

/* ── Hamburger ───────────────────────────────────────── */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1010;
}

.hamburger__line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--c-white);
    transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
    transform-origin: center;
}

.hamburger.is-active .hamburger__line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.is-active .hamburger__line:nth-child(2) {
    opacity: 0;
}

.hamburger.is-active .hamburger__line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile Nav ──────────────────────────────────────── */
.nav-mobile {
    display: none;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--c-bg);
    z-index: 999;
    padding: var(--s-40) var(--s-24);
    flex-direction: column;
    gap: var(--s-8);
    overflow-y: auto;
}

.nav-mobile.is-open {
    display: flex;
}

.nav-mobile__link {
    display: block;
    font-family: var(--f-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--c-text);
    padding: var(--s-12) 0;
    border-bottom: 1px solid var(--c-border);
    transition: color var(--dur) var(--ease);
    text-decoration: none;
}

.nav-mobile__link:hover {
    color: var(--c-accent);
}

.nav-mobile__cta {
    margin-top: var(--s-24);
}