/* =====================================================
   HEADER — Taxi Transfers Aeropuertos
   ===================================================== */

.tt-header {
    position: fixed;
    z-index: 100;
    top: 0;
    right: 0;
    left: 0;
    height: var(--tt-header);
    background: rgba(5, 5, 5, 0.6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    transition:
        background var(--tt-transition-slow),
        border-color var(--tt-transition-slow),
        box-shadow var(--tt-transition-slow);
}

/* Estado scrolled: opaco con borde dorado */
.tt-header.is-scrolled {
    background: rgba(5, 5, 5, 0.94);
    border-bottom-color: rgba(255, 192, 0, 0.18);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.5), 0 1px 0 rgba(255, 192, 0, 0.1);
}

.tt-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 24px;
}

.tt-header__logo img,
.tt-footer__logo img {
    width: auto;
    height: 40px;
}

/* Nav */
.tt-nav {
    display: flex;
    gap: 28px;
}

.tt-nav a {
    position: relative;
    color: var(--tt-muted);
    font-family: var(--tt-font-body);
    font-size: 0.86rem;
    font-weight: 600;
    text-decoration: none;
    transition: color var(--tt-transition);
    padding-bottom: 3px;
}

/* Underline animado en hover */
.tt-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1.5px;
    background: var(--tt-primary);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--tt-transition);
}

.tt-nav a:hover {
    color: var(--tt-text);
}

.tt-nav a:hover::after {
    transform: scaleX(1);
}

/* Actions */
.tt-header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.tt-header__cta {
    min-height: 42px;
    padding: 10px 18px;
    font-size: 0.86rem;
    border-radius: var(--tt-radius-sm);
}

/* Hamburger */
.tt-header__toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--tt-border);
    border-radius: var(--tt-radius-sm);
    cursor: pointer;
    transition: background var(--tt-transition), border-color var(--tt-transition);
}

.tt-header__toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--tt-border-mid);
}

.tt-header__toggle span {
    display: block;
    height: 2px;
    margin: 4px 0;
    background: #fff;
    border-radius: 2px;
    transition: transform var(--tt-transition), opacity var(--tt-transition);
}

/* =====================================================
   DRAWER MOBILE
   ===================================================== */

.tt-drawer {
    position: fixed;
    z-index: 200;
    inset: 0;
    visibility: hidden;
    pointer-events: none;
}

.tt-drawer.is-open {
    visibility: visible;
    pointer-events: auto;
}

.tt-drawer__overlay {
    position: absolute;
    inset: 0;
    padding: 0;
    background: rgba(0, 0, 0, 0.75);
    border: 0;
    opacity: 0;
    transition: opacity 240ms ease;
    cursor: pointer;
}

.tt-drawer.is-open .tt-drawer__overlay {
    opacity: 1;
}

.tt-drawer__panel {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    display: flex;
    width: min(88vw, 380px);
    padding: 28px 24px;
    flex-direction: column;
    gap: 28px;
    background: #080808;
    border-left: 1px solid rgba(255, 192, 0, 0.15);
    box-shadow: -24px 0 80px rgba(0, 0, 0, 0.7);
    transform: translateX(100%);
    transition: transform 280ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.tt-drawer.is-open .tt-drawer__panel {
    transform: translateX(0);
}

.tt-drawer__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tt-drawer__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--tt-border);
    border-radius: var(--tt-radius-sm);
    font-size: 1.4rem;
    cursor: pointer;
    transition: background var(--tt-transition);
}

.tt-drawer__close:hover {
    background: rgba(255, 255, 255, 0.12);
}

.tt-drawer__nav {
    display: grid;
    gap: 0;
}

.tt-drawer__nav a {
    display: block;
    padding: 14px 0;
    color: var(--tt-muted);
    border-bottom: 1px solid var(--tt-border);
    font-weight: 600;
    font-size: 1.05rem;
    text-decoration: none;
    transition: color var(--tt-transition), padding-left var(--tt-transition);
}

.tt-drawer__nav a:hover {
    color: var(--tt-primary);
    padding-left: 8px;
}

.tt-drawer__cta {
    margin-top: auto;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */

@media (max-width: 840px) {
    .tt-nav,
    .tt-header__cta span {
        display: none;
    }

    .tt-header__toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
    }
}