:root {
    --nav-height: 90px;
}

#nav {
    flex-wrap: nowrap;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    margin-left: auto;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    cursor: pointer;
    flex-shrink: 0;
    color: white;
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 1px;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle.active .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex: 1;
    gap: 20px;
    min-width: 0;
}

body.nav-lock {
    overflow: hidden;
}

.contact,
.dashboard,
.scan-page,
.sec,
.admin-container,
.experience-section,
.page-container {
    scroll-margin-top: var(--nav-height);
}

.contact {
    padding-top: calc(var(--nav-height) + 32px);
}

.sec {
    padding-top: calc(var(--nav-height) + 40px);
}

.dashboard {
    padding-top: calc(var(--nav-height) + 30px);
}

.bookings-page,
.profile-page {
    padding-top: calc(var(--nav-height) + 30px);
}

@media (max-width: 768px) {
    :root {
        --nav-height: 72px;
    }

    #nav {
        flex-wrap: wrap;
        align-items: center;
        justify-content: flex-start;
        height: auto;
        min-height: var(--nav-height);
        padding: 12px 16px;
        gap: 0;
    }

    #nav > a {
        flex-shrink: 0;
    }

    .logo {
        margin-top: 0;
        height: 36px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        padding: 16px;
        background: rgba(7, 9, 18, 0.98);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(14px);
        z-index: 200;
        max-height: calc(100vh - var(--nav-height));
        overflow-y: auto;
    }

    #nav.nav-open .nav-menu {
        display: flex;
    }

    .navbar {
        width: 100%;
    }

    .navbar > ul {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        width: 100%;
        padding-top: 0;
        flex-wrap: nowrap;
    }

    .navbar > ul > li > a {
        display: block;
        font-size: 16px;
        padding: 12px 14px;
        border-radius: 10px;
    }

    .navbar > ul > li > a:hover {
        background: rgba(255, 255, 255, 0.06);
        transform: none;
    }

    .logsec {
        width: 100%;
        margin-top: 0;
        flex-direction: column;
        gap: 10px;
    }

    .logsec .btn {
        width: 100%;
        height: 44px;
    }

    .user-dropdown {
        width: 100%;
        position: relative;
        margin-top: 0;
    }

    .dropdown-btn {
        width: 100%;
        text-align: left;
    }

    .dropdown-menu {
        position: static;
        width: 100%;
        margin-top: 8px;
        right: auto;
        top: auto;
    }

    .contact {
        padding: calc(var(--nav-height) + 24px) 16px 40px;
    }

    .dashboard {
        padding: calc(var(--nav-height) + 24px) 16px 40px;
    }

    .scan-page {
        padding: calc(var(--nav-height) + 16px) 16px 40px;
    }

    .sec {
        padding: calc(var(--nav-height) + 24px) 16px 40px;
    }

    .admin-container {
        margin-top: var(--nav-height);
    }

    #hero {
        min-height: auto;
        height: auto;
        padding-top: calc(var(--nav-height) + 48px);
        padding-left: 20px;
        padding-right: 20px;
        padding-bottom: 48px;
    }

    .section-top {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    #eventsContainer {
        grid-template-columns: 1fr !important;
    }

    .section-top h2 {
        font-size: 1.5rem;
    }

    #createBtn,
    #scan-btn {
        width: 100%;
    }

    .bookings-page,
    .profile-page {
        padding: calc(var(--nav-height) + 24px) 16px 40px;
    }

    .profile-page {
        align-items: flex-start;
    }

    .profile-card {
        width: 100% !important;
        max-width: 100% !important;
    }

    #bookingsContainer {
        grid-template-columns: 1fr !important;
    }

    .page-container {
        margin-top: calc(var(--nav-height) + 16px);
        padding: 20px 16px 40px;
    }

    .page-container h1 {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }
}

@media (max-width: 480px) {
    :root {
        --nav-height: 68px;
    }

    #hero > h1 {
        font-size: clamp(2rem, 10vw, 2.75rem);
    }
}