/* ===== Top Bar (always dark) ===== */
.topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    padding: 0 28px;
    background: #333333;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Gradient accent line under topbar */
.topbar::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(240, 116, 0, 0.4) 30%, rgba(0, 180, 255, 0.4) 70%, transparent);
}

.topbar-left {
    display: flex;
    align-items: center;
}

.topbar-left > .topbar-logo {
    width: 170px;
    height: auto;
    filter: none;
    transition: opacity 0.3s;
}

.topbar-left > .topbar-logo:hover {
    opacity: 0.8;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-username {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
    font-weight: 500;
}

/* Avatar */
.topbar-avatar-wrapper {
    position: relative;
}

.topbar-avatar-wrapper::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 15px;
    border: 2px solid rgba(240, 116, 0, 0.6);
    box-shadow: 0 0 8px rgba(240, 116, 0, 0.3);
    animation: avatarPulse 2s ease-in-out infinite;
    pointer-events: none;
}

@keyframes avatarPulse {
    0%, 100% {
        border-color: rgba(240, 116, 0, 0.6);
        box-shadow: 0 0 6px rgba(240, 116, 0, 0.2);
        transform: scale(1);
    }
    50% {
        border-color: rgba(240, 116, 0, 0.9);
        box-shadow: 0 0 14px rgba(240, 116, 0, 0.45);
        transform: scale(1.08);
    }
}

.topbar-avatar-wrapper:hover::after {
    border-color: #F07400;
    box-shadow: 0 0 18px rgba(240, 116, 0, 0.5);
    transform: scale(1.08);
}

.topbar-avatar {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: var(--primary-gradient-tight);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
    letter-spacing: 0.5px;
}

.topbar-avatar:hover {
    transform: scale(1.08);
    box-shadow: 0 4px 15px rgba(240, 116, 0, 0.3);
}

/* Dropdown */
.topbar-dropdown {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    min-width: 280px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    z-index: 1001;
    backdrop-filter: blur(20px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

/* Invisible bridge so the 12px gap doesn't break hover */
.topbar-dropdown::before {
    content: '';
    position: absolute;
    top: -12px;
    left: 0;
    right: 0;
    height: 12px;
}

.topbar-avatar-wrapper:hover .topbar-dropdown,
.topbar-avatar-wrapper:focus-within .topbar-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.topbar-dropdown-header {
    padding: 16px 20px;
    background: linear-gradient(135deg, rgba(240, 116, 0, 0.08), rgba(0, 180, 255, 0.04));
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    letter-spacing: -0.2px;
}

.topbar-dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 20px;
    font-size: 13px;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.topbar-dropdown-item svg {
    flex-shrink: 0;
    color: var(--text-secondary);
    opacity: 0.6;
}

.topbar-dropdown-action {
    cursor: pointer;
    color: var(--text-primary);
}

.topbar-dropdown-action:hover {
    background: var(--bg-glass-hover);
    padding-left: 24px;
}

.topbar-dropdown-action:hover svg {
    color: var(--primary-color);
    opacity: 1;
}

.topbar-dropdown-logout {
    color: var(--error-color);
}

.topbar-dropdown-logout svg {
    color: var(--error-color);
    opacity: 0.8;
}

.topbar-dropdown-logout:hover {
    background: rgba(255, 61, 113, 0.06);
}

.topbar-dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

@media (max-width: 480px) {
    .topbar-username {
        display: none;
    }

    .topbar {
        padding: 0 14px;
    }
}