/* ============================================================
   STUDIO WESTONIA — Navigation
   ============================================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem var(--container-padding);
    transition: background var(--transition), padding var(--transition);
}

.nav.is-scrolled {
    padding: 0.625rem var(--container-padding);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: var(--container-width);
    margin: 0 auto;
    position: relative;
}

.nav__pill {
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0;
    padding: 0.5rem 0.5rem 0.5rem 1rem;
    transition: background var(--transition);
}

.nav.is-scrolled .nav__pill {
    background: rgba(0, 0, 0, 0.85);
}

/* Logo (W icon) */
.nav__logo {
    display: flex;
    align-items: center;
    margin-right: 1.5rem;
    flex-shrink: 0;
}

.nav__logo svg {
    width: 18px;
    height: auto;
    fill: var(--blue);
    transition: fill var(--transition);
}

@media (hover:hover){
.nav__logo:hover svg {
    fill: var(--white);
}
}

/* Links */
.nav__links {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav__link {
    position: relative;
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition);
    white-space: nowrap;
}

.nav__link:hover,
.nav__link.is-active {
    color: var(--white);
}

/* Blue divider lines between links */
.nav__link + .nav__link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 16px;
    background: var(--blue);
    opacity: 0.5;
}

/* Contact CTA button */
.nav__cta {
    margin-left: 1rem;
    padding: 0.5rem 1.5rem;
    background: var(--blue);
    color: var(--white);
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: background var(--transition), transform var(--transition);
    white-space: nowrap;
}

@media (hover:hover){
.nav__cta:hover {
    background: var(--deep-blue);
    transform: scale(1.03);
}
}

/* Mobile hamburger */
.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    margin-left: auto;
}

.nav__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all var(--transition);
    transform-origin: center;
}

/* When mobile menu is open: logo white */
.nav.menu-open .nav__logo svg {
    fill: var(--white);
}

.nav__hamburger.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.is-open span:nth-child(2) {
    opacity: 0;
}

.nav__hamburger.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu overlay */
.nav__mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background: var(--blue);
    z-index: 999;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-slow);
}

.nav__mobile-menu.is-open {
    display: flex;
    opacity: 1;
    pointer-events: auto;
}

.nav__mobile-link {
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: var(--font-black);
    text-transform: uppercase;
    color: var(--white);
    transition: color var(--transition);
    -webkit-tap-highlight-color: transparent;
}

/* Only apply hover on real pointing devices. On touch devices a tap
   triggers :hover and stays "stuck" until the user taps elsewhere,
   which turned the last-tapped mobile nav item permanently blue
   after the user opened the menu. (hover: hover) + (pointer: fine)
   filters out coarse / touch inputs. */
@media (hover: hover) and (pointer: fine) {
@media (hover:hover){
    .nav__mobile-link:hover {
        color: var(--blue);
    }
}
}

/* Responsive */
@media (max-width: 900px) {
    .nav__links,
    .nav__cta {
        display: none;
    }

    .nav__hamburger {
        display: flex;
    }

    .nav__pill {
        width: 100%;
        justify-content: space-between;
    }
}