/* Top navbar — Accplanet homepage-aligned (indigo / purple tech theme) */

:root {
    --navbar-height: 64px;
}

.navbar {
    --navbar-height: 64px;
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(99, 102, 241, 0.12);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.8) inset,
        0 4px 24px rgba(102, 126, 234, 0.08);
}

.navbar::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        #667eea 20%,
        #764ba2 50%,
        #6366f1 80%,
        transparent 100%
    );
    opacity: 0.65;
    pointer-events: none;
}

.navbar > .container {
    min-height: var(--navbar-height);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.logo {
    flex-shrink: 0;
    padding: 0.35rem 0.5rem 0.35rem 0;
    border-radius: 10px;
    transition: opacity 0.2s ease, transform 0.2s ease;
    cursor: pointer;
}

.logo:hover {
    opacity: 0.92;
}

.logo:focus-visible {
    outline: 2px solid var(--primary-color, #6366f1);
    outline-offset: 3px;
}

.logo-img {
    height: 36px;
    filter: drop-shadow(0 2px 8px rgba(99, 102, 241, 0.2));
}

.logo-text {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.nav-links {
    gap: 0.35rem;
    flex-wrap: nowrap;
}

.nav-links > a:not(.btn) {
    position: relative;
    color: #334155;
    font-weight: 500;
    font-size: 0.9375rem;
    padding: 0.45rem 0.85rem;
    border-radius: 8px;
    transition: color 0.2s ease, background-color 0.2s ease;
    cursor: pointer;
    white-space: nowrap;
}

.nav-links > a:not(.btn):hover {
    color: var(--primary-hover, #4f46e5);
    background: rgba(99, 102, 241, 0.08);
}

.nav-links > a:not(.btn):focus-visible {
    outline: 2px solid var(--primary-color, #6366f1);
    outline-offset: 2px;
}

.nav-links > a.navbar-link--accent {
    color: var(--primary-color, #6366f1);
    font-weight: 600;
    background: rgba(99, 102, 241, 0.08);
}

.nav-links > a.navbar-link--accent:hover {
    background: rgba(99, 102, 241, 0.14);
    color: var(--primary-hover, #4f46e5);
}

/* Language switcher */
.navbar-lang-switcher {
    display: inline-flex;
    align-items: center;
    margin-right: 0.25rem;
}

.navbar-lang-select {
    appearance: none;
    padding: 0.45rem 2rem 0.45rem 0.75rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    background-color: #fff;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236366f1' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    color: #334155;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.navbar-lang-select:hover {
    border-color: rgba(99, 102, 241, 0.45);
}

.navbar-lang-select:focus {
    outline: none;
    border-color: var(--primary-color, #6366f1);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

/* Logged-in meta: user, balance */
.navbar-meta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: nowrap;
}

.navbar-meta-divider {
    color: #cbd5e1;
    user-select: none;
    font-weight: 300;
    margin: 0 0.15rem;
}

.navbar-balance {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.65rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #475569;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06) 0%, rgba(139, 92, 246, 0.08) 100%);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 999px;
    white-space: nowrap;
}

.navbar-balance::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981, #34d399);
    flex-shrink: 0;
}

.navbar-user-email-link {
    padding: 0.25rem 0.35rem;
    border-radius: 6px;
    max-width: 12rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.navbar-user-email-link--staff {
    font-weight: 600;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.12) 100%);
    padding: 0.3rem 0.55rem;
    border-radius: 8px;
}

.navbar-user-email-link--staff:hover {
    background: rgba(99, 102, 241, 0.16);
}

/* CTA buttons in nav */
.nav-links a.btn-primary {
    border: none;
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.35);
}

.nav-links a.btn-primary:hover {
    transform: translateY(-1px);
}

.nav-links a.btn-outline {
    border-color: rgba(99, 102, 241, 0.35);
    color: var(--primary-color, #6366f1);
    background: transparent;
}

.nav-links a.btn-outline:hover {
    transform: translateY(-1px);
}

/* Admin / supplier panels: keep fixed navbar from panel CSS */
body:has(.admin-panel-wrapper) .navbar,
body:has(.supplier-panel-wrapper) .navbar,
body:has(.user-panel-wrapper) .navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
}

@media (max-width: 1024px) {
    .navbar-balance {
        display: none;
    }
}

@media (max-width: 768px) {
    .navbar {
        --navbar-height: 56px;
    }

    .navbar > .container {
        flex-direction: row;
        flex-wrap: nowrap;
        align-items: center;
        gap: 0.5rem;
        padding-left: 12px;
        padding-right: 12px;
    }

    .logo-text {
        font-size: 1.1rem;
    }

    .logo-img {
        height: 32px;
    }

    .nav-links {
        flex: 1;
        min-width: 0;
        justify-content: flex-end;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-bottom: 2px;
        gap: 0.25rem;
    }

    .nav-links::-webkit-scrollbar {
        display: none;
    }

    .navbar-lang-switcher {
        margin-right: 0;
    }

    .navbar-lang-select {
        max-width: 7.5rem;
        padding-right: 1.75rem;
    }

    .navbar-meta-divider {
        display: none;
    }

    .navbar-user-email-link {
        max-width: 8rem;
    }

    .nav-links .btn {
        padding: 0.5rem 0.85rem;
        font-size: 0.8125rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .logo,
    .nav-links > a:not(.btn),
    .nav-links a.btn-primary,
    .nav-links a.btn-outline {
        transition: none;
    }

    .nav-links a.btn-primary:hover,
    .nav-links a.btn-outline:hover {
        transform: none;
    }
}