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

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;

    background: transparent;
    border-bottom: none;

    transition: background 0.25s ease, backdrop-filter 0.25s ease,
        box-shadow 0.25s ease;
}

.site-header.is-scrolled {
    background: rgba(248, 250, 252, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

/* =========================================================
   LAYOUT
   ========================================================= */

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;

    height: 72px;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;

    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
}

/* Badge */

.logo-badge {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 36px;
    height: 36px;

    background: linear-gradient(135deg, hsl(221 83% 55%), hsl(221 83% 45%));
    border-radius: 10px;

    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.35);
}

.logo-badge .material-symbols-rounded {
    font-size: 20px;
    color: #ffffff;
}

/* Text */

.logo-text {
    color: var(--foreground);
}

.logo-text span {
    color: var(--primary);
}

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

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    font-size: 14px;
    color: var(--foreground);
}

.nav a:hover {
    opacity: 0.7;
}

/* =========================================================
   ACTIONS
   ========================================================= */

.header-actions {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-size: 15px;
    color: var(--foreground);
    text-decoration: none;
}

.nav-link:hover {
    opacity: 0.7;
}