/*
 * CPDProof navigation contract
 * ----------------------------
 * There are two navigation variants only:
 *   .cpd-navbar          shared public/product navigation
 *   .cpd-navbar--admin   compact admin navigation (defined in admin-navbar.css)
 *
 * The class names below intentionally also cover legacy Bootstrap markup. This
 * lets older routed templates adopt the same visual system without changing
 * their links, auth conditions, dropdowns, or mobile collapse behavior.
 */
.cpd-navbar {
    --nav-height: 64px;
    --nav-primary: #7a48b0;
    --nav-primary-dark: #4A3691;
    --nav-ink: #111827;
    --nav-muted: #6B7280;
    --nav-line: #e7e0ef;
    --nav-line-strong: #d6c8e6;
    --nav-solid: #ffffff;
    --nav-soft: #f5f1fa;
    --nav-focus: rgba(122, 72, 176, .2);
    --nav-surface: rgba(255, 255, 255, .94);
    align-items: center;
    background: var(--nav-surface) !important;
    border-bottom: 0 !important;
    box-shadow: none !important;
    color: var(--nav-ink);
    min-height: var(--nav-height);
    padding: 0 !important;
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
}

.cpd-navbar > .container,
.cpd-navbar > .container-fluid,
.cpd-navbar > div {
    align-items: center;
    gap: 1rem;
    min-height: var(--nav-height);
}

.cpd-navbar .navbar-brand {
    flex: 0 0 auto;
    margin-right: auto;
    padding: 0;
}

.cpd-navbar .navbar-brand img {
    display: block;
    height: 30px;
    object-fit: contain;
    width: auto;
}

.cpd-navbar .navbar-collapse {
    align-items: center;
    justify-content: flex-end;
}

.cpd-navbar .navbar-nav,
.cpd-navbar > .container > .d-flex,
.cpd-navbar > .container-fluid > .d-flex {
    align-items: center;
    gap: .4rem;
}

.cpd-navbar :where(.nav-button, .nav-button-credit, .nav-button-logout, .nav-link) {
    align-items: center;
    border: 0 !important;
    border-radius: 8px !important;
    box-sizing: border-box;
    color: var(--nav-muted);
    display: inline-flex;
    font-size: .82rem;
    font-weight: 400;
    gap: .35rem;
    justify-content: center;
    line-height: 1.2;
    min-height: 36px;
    padding: .52rem .82rem !important;
    text-decoration: none;
    transition: color .16s ease;
}

.cpd-navbar :where(.nav-button, .nav-link) {
    background: transparent !important;
}

.cpd-navbar :where(.nav-button, .nav-button-credit, .nav-button-logout, .nav-link) i {
    flex: 0 0 1rem;
    text-align: center;
    width: 1rem;
}

.cpd-navbar :where(.nav-button, .nav-link):hover,
.cpd-navbar :where(.nav-button, .nav-link):focus-visible {
    background: transparent !important;
    color: var(--nav-primary) !important;
}

.cpd-navbar .nav-button-credit {
    background: var(--nav-primary) !important;
    color: #fff !important;
}

.cpd-navbar .nav-button-credit:hover,
.cpd-navbar .nav-button-credit:focus-visible {
    background: var(--nav-primary) !important;
    color: #eee7f6 !important;
}

.cpd-navbar .nav-button-credit.upgrade-button {
    background: linear-gradient(135deg, #ffe39a 0%, #f6bd46 48%, #d99613 100%) !important;
    border: 1px solid #d39a24 !important;
    box-shadow: 0 4px 12px rgba(184, 126, 13, .22);
    color: #523500 !important;
    font-weight: 750;
    letter-spacing: .01em;
    overflow: hidden;
    position: relative;
    transition: box-shadow .18s ease, transform .18s ease !important;
}

.cpd-navbar .nav-button-credit.upgrade-button i {
    color: #7a4b00;
    filter: drop-shadow(0 1px 0 rgba(255, 255, 255, .55));
}

.cpd-navbar .nav-button-credit.upgrade-button:hover,
.cpd-navbar .nav-button-credit.upgrade-button:focus-visible {
    background: linear-gradient(135deg, #ffedb3 0%, #f9c95d 48%, #e1a01c 100%) !important;
    box-shadow: 0 7px 18px rgba(184, 126, 13, .3);
    color: #3f2900 !important;
    transform: translateY(-1px);
}

.cpd-navbar .dropdown-menu {
    background: var(--nav-solid);
    border: 1px solid var(--nav-line);
    border-radius: 14px;
    box-shadow: 0 10px 26px rgba(56, 34, 90, .1);
    margin-top: .55rem;
    padding: .4rem;
}

.cpd-navbar .dropdown-item {
    border-radius: 10px;
    color: var(--nav-ink);
    font-size: .86rem;
    padding: .58rem .7rem;
}

.cpd-navbar .dropdown-item:hover,
.cpd-navbar .dropdown-item:focus {
    background: var(--nav-soft);
    color: var(--nav-primary);
}

.cpd-navbar .nav-button-logout {
    color: var(--danger-color) !important;
}

.cpd-navbar .nav-button-logout:hover,
.cpd-navbar .nav-button-logout:focus-visible {
    background: transparent !important;
    color: #b91c1c !important;
}

.cpd-navbar :focus-visible {
    box-shadow: 0 0 0 3px var(--nav-focus) !important;
    outline: 2px solid var(--nav-primary);
    outline-offset: 2px;
}

.cpd-navbar .navbar-toggler {
    border: 0;
    border-radius: 12px;
    padding: .42rem .58rem;
}

@media (max-width: 991.98px) {
    .cpd-navbar > .container,
    .cpd-navbar > .container-fluid,
    .cpd-navbar > div {
        min-height: 58px;
    }

    .cpd-navbar .navbar-collapse {
        background: var(--nav-surface);
        border-top: 1px solid var(--nav-line);
        left: 0;
        margin-top: .2rem;
        padding: .65rem 0 .8rem;
        position: absolute;
        right: 0;
        top: 100%;
        width: 100%;
    }

    .cpd-navbar .navbar-nav,
    .cpd-navbar .navbar-collapse > .d-flex {
        align-items: stretch !important;
        flex-direction: column;
        gap: .3rem;
        margin: 0 !important;
        padding: 0 .75rem;
        width: 100%;
    }

    .cpd-navbar :where(.nav-button, .nav-button-credit, .nav-button-logout, .nav-link) {
        justify-content: flex-start;
        margin: 0 !important;
        text-align: left;
        width: 100%;
    }

    .cpd-navbar .dropdown {
        margin: 0 !important;
        text-align: left;
        width: 100%;
    }

    .cpd-navbar .dropdown .nav-button {
        justify-content: flex-start !important;
        margin: 0 !important;
        text-align: left !important;
    }
}