:root {
    --ink: #05040f;
    --muted: rgba(5,4,15,.70);
    --line: rgba(5,4,15,.12);
    --gold: #f7b123;
    --gold2: #ffcc66;
    --bg: #ffffff;
    --panel: rgba(5,4,15,.03);
}

.booking-shell {
    min-height: calc(100vh - 0px);
    display: grid;
    grid-template-columns: 280px 1fr;
    background: var(--bg);
}

.booking-aside {
    border-right: 1px solid var(--line);
    background: var(--panel);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.booking-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--ink);
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(255,255,255,.75);
}

    .booking-brand img {
        width: 44px;
        height: 44px;
        object-fit: contain;
    }

.booking-brand__name {
    font-weight: 900;
}

.booking-brand__tag {
    font-size: 12px;
    color: var(--muted);
    margin-top: 2px;
}

.booking-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

    .booking-nav a {
        text-decoration: none;
        color: var(--ink);
        font-weight: 800;
        padding: 10px 12px;
        border-radius: 12px;
        border: 1px solid transparent;
    }

        .booking-nav a:hover {
            background: rgba(255,255,255,.75);
            border-color: var(--line);
        }

.booking-aside__footer {
    margin-top: auto;
}

.booking-main {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.booking-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    border-bottom: 1px solid var(--line);
    background: rgba(255,255,255,.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.booking-topbar__title {
    font-weight: 1000;
    letter-spacing: .2px;
}

.booking-content {
    padding: 18px;
    width: min(1120px, calc(100% - 20px));
}

@media (max-width: 900px) {
    .booking-shell {
        grid-template-columns: 1fr;
    }

    .booking-aside {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 280px;
        z-index: 100;
        transform: translateX(-100%);
        transition: transform .25s ease;
        box-shadow: none;
        background: #fff;
    }

    .booking-aside--open {
        transform: translateX(0);
        box-shadow: 4px 0 24px rgba(0,0,0,.15);
    }
}

.booking-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    margin-right: 8px;
}

    .booking-hamburger span {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--ink);
        border-radius: 2px;
    }

.booking-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.35);
    z-index: 90;
    display: none;
    pointer-events: none;
    opacity: 0;
    transition: opacity .25s ease;
}

@media (max-width: 900px) {
    .booking-hamburger {
        display: flex;
    }

    .booking-overlay--visible {
        display: block;
        pointer-events: auto;
        opacity: 1;
    }
}