.pc-header {
    position: sticky;
    top: 0;
    z-index: 40;
    width: 100%;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.22);
}
.pc-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
    gap: var(--space-4);
}
.pc-header__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.pc-header__logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--font-size-lg);
    letter-spacing: -0.03em;
    color: var(--color-text);
}
.pc-header__logo-mark {
    width: 2.1rem;
    height: 2.1rem;
    border-radius: 1rem;
    background: conic-gradient(from 160deg, var(--color-primary), var(--color-accent-turquoise), var(--color-accent-yellow), var(--color-accent-pink), var(--color-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 0.95rem;
    box-shadow: var(--shadow-soft-pastel);
}
.pc-header__logo-text {
    white-space: nowrap;
}
.pc-header__nav {
    display: flex;
    align-items: center;
}
.pc-header__nav-list {
    display: flex;
    align-items: center;
    gap: 1.1rem;
}
.pc-header__nav-link {
    position: relative;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-700);
    padding: 0.25rem 0.1rem;
    transition: color var(--transition-base);
}
.pc-header__nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.2rem;
    width: 100%;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--color-accent-pink), var(--color-accent-purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}
.pc-header__nav-link:focus-visible::after, .pc-header__nav-link:hover::after {
    transform: scaleX(1);
}
.pc-header__nav-link:hover, .pc-header__nav-link:focus-visible {
    color: var(--color-primary);
}
.pc-header__nav-item--cta {
    margin-left: 0.5rem;
}
.pc-header__play-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    background: #000;
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}
.pc-header__play-btn:hover, .pc-header__play-btn:focus-visible {
    background: #020617;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}
.pc-header__play-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.pc-header__toggle {
    display: none;
    position: relative;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.55);
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-xs);
    transition: background-color var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.pc-header__toggle-bar {
    width: 1.1rem;
    height: 2px;
    border-radius: 999px;
    background: var(--gray-700);
    transition: transform var(--transition-base), opacity var(--transition-base), translate var(--transition-base);
}
.pc-header__toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.5);
}
.pc-header__toggle[aria-expanded=true] {
    border-color: transparent;
    box-shadow: var(--shadow-sm);
}
.pc-header__toggle[aria-expanded=true] .pc-header__toggle-bar:nth-child(1) {
    transform: rotate(40deg) translateY(4px);
}
.pc-header__toggle[aria-expanded=true] .pc-header__toggle-bar:nth-child(2) {
    opacity: 0;
}
.pc-header__toggle[aria-expanded=true] .pc-header__toggle-bar:nth-child(3) {
    transform: rotate(-40deg) translateY(-4px);
}
@media (max-width:900px) {
    .pc-header__toggle {
    display: inline-flex;
    flex-direction: column;
    
}
.pc-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    transform-origin: top;
    transform: scaleY(0.95);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base), transform var(--transition-base);
}
.pc-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.75rem var(--space-4) var(--space-4);
    gap: 0.35rem;
}
.pc-header__nav-item--cta {
    width: 100%;
    margin-left: 0;
}
.pc-header__play-btn {
    width: 100%;
    justify-content: center;
    margin-top: 0.35rem;
}
.pc-header__nav--open {
    opacity: 1;
    transform: scaleY(1);
    pointer-events: auto;
}
}@media (max-width:480px) {
    .pc-header__logo-text {
    font-size: 0.95rem;
}
.pc-header__logo-mark {
    width: 2rem;
    height: 2rem;
}
}